Settings move to rust (for read/write from files) (#2220)

* start of settings types

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* add validator

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* start of settings in rust

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fix wasm

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fix

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fix wasm

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* more tests

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* derive docs

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* configuration

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* read and write functions with migration

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* make more dry

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* more parsing of app settings

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* more things

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* cleanup

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* trim end

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* project settings

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fix

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fixes

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fixes

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* cleanup tauri commands

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* refactor

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* refactor

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* change to files

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* better

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* cleanup more

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* get rid of dead code

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fixed

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* cleanup some more shit

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* add validation

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* validation

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* validate

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* validate

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* clippuy

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* clippuy

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fix;

Signed-off-by: Jess Frazelle <github@jessfraz.com>

---------

Signed-off-by: Jess Frazelle <github@jessfraz.com>

.github/workflows/cargo-clippy.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dir: ['src/wasm-lib']
+        dir: ['src/wasm-lib', 'src-tauri']
     steps:
       - uses: actions/checkout@v4
       - name: Install latest rust
@@ -31,9 +31,22 @@ jobs:
 
       - name: install dependencies
         if: matrix.dir ==  'src-tauri'
+        shell: bash
         run: |
           sudo apt-get update
-          sudo apt-get install -y libgtk-3-dev libwebkit2gtk-4.0-dev libappindicator3-dev librsvg2-dev patchelf
+          sudo apt-get install -y \
+            libgtk-3-dev \
+            libayatana-appindicator3-dev \
+            webkit2gtk-driver \
+            libsoup-3.0-dev \
+            libjavascriptcoregtk-4.1-dev \
+            libwebkit2gtk-4.1-dev \
+            at-spi2-core \
+            xvfb
+          yarn install
+          yarn build:wasm
+          yarn build:local
+
       - name: Rust Cache
         uses: Swatinem/rust-cache@v2.6.1
 

.github/workflows/cargo-test-tauri.yml

@@ -0,0 +1,57 @@
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'src-tauri/**.rs'
+      - '**/Cargo.toml'
+      - '**/Cargo.lock'
+      - '**/rust-toolchain.toml'
+      - .github/workflows/cargo-test-tauri.yml
+  pull_request:
+    paths:
+      - 'src-tauri/**.rs'
+      - '**/Cargo.toml'
+      - '**/Cargo.lock'
+      - '**/rust-toolchain.toml'
+      - .github/workflows/cargo-test-tauri.yml
+  workflow_dispatch:
+permissions: read-all
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+name: cargo test of tauri
+jobs:
+  cargotest:
+    name: cargo test
+    runs-on: ubuntu-latest-8-cores
+    strategy:
+      matrix:
+        dir: ['src-tauri']
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install latest rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+      - name: install dependencies
+        if: matrix.dir ==  'src-tauri'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            libgtk-3-dev \
+            libayatana-appindicator3-dev \
+            webkit2gtk-driver \
+            libsoup-3.0-dev \
+            libjavascriptcoregtk-4.1-dev \
+            libwebkit2gtk-4.1-dev \
+            at-spi2-core \
+            xvfb
+      - name: Rust Cache
+        uses: Swatinem/rust-cache@v2.6.1
+      - name: cargo test
+        shell: bash
+        run: |-
+          cd "${{ matrix.dir }}"
+          cargo test --all

.github/workflows/ci.yml

@@ -147,16 +147,16 @@ jobs:
 
       - name: Install ubuntu system dependencies
         if: matrix.os == 'ubuntu-latest'
-        run: >
-          sudo apt-get update &&
-          sudo apt-get install -y
-          libgtk-3-dev
-          libayatana-appindicator3-dev
-          webkit2gtk-driver
-          libsoup-3.0-dev
-          libjavascriptcoregtk-4.1-dev
-          libwebkit2gtk-4.1-dev
-          at-spi2-core
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            libgtk-3-dev \
+            libayatana-appindicator3-dev \
+            webkit2gtk-driver \
+            libsoup-3.0-dev \
+            libjavascriptcoregtk-4.1-dev \
+            libwebkit2gtk-4.1-dev \
+            at-spi2-core \
             xvfb
 
       - name: Sync node version and setup cache

e2e/playwright/flow-tests.spec.ts

@@ -596,13 +596,12 @@ test('Auto complete works', async ({ page }) => {
 
 test('Stored settings are validated and fall back to defaults', async ({
   page,
-  context,
 }) => {
   const u = getUtils(page)
 
   // Override beforeEach test setup
   // with corrupted settings
-  await context.addInitScript(
+  await page.addInitScript(
     async ({ settingsKey, settings }) => {
       localStorage.setItem(settingsKey, settings)
     },
@@ -619,18 +618,18 @@ test('Stored settings are validated and fall back to defaults', async ({
   // Check the settings were reset
   const storedSettings = TOML.parse(
     await page.evaluate(
-      ({ settingsKey }) => localStorage.getItem(settingsKey) || '{}',
+      ({ settingsKey }) => localStorage.getItem(settingsKey) || '',
       { settingsKey: TEST_SETTINGS_KEY }
     )
   ) as { settings: SaveSettingsPayload }
 
-  expect(storedSettings.settings.app?.theme).toBe('dark')
+  expect(storedSettings.settings?.app?.theme).toBe(undefined)
 
   // Check that the invalid settings were removed
-  expect(storedSettings.settings.modeling?.defaultUnit).toBe(undefined)
-  expect(storedSettings.settings.modeling?.mouseControls).toBe(undefined)
-  expect(storedSettings.settings.app?.projectDirectory).toBe(undefined)
-  expect(storedSettings.settings.projects?.defaultProjectName).toBe(undefined)
+  expect(storedSettings.settings?.modeling?.defaultUnit).toBe(undefined)
+  expect(storedSettings.settings?.modeling?.mouseControls).toBe(undefined)
+  expect(storedSettings.settings?.app?.projectDirectory).toBe(undefined)
+  expect(storedSettings.settings?.projects?.defaultProjectName).toBe(undefined)
 })
 
 test('Project settings can be set and override user settings', async ({

e2e/playwright/storageStates.ts

@@ -1,7 +1,7 @@
 import { SaveSettingsPayload } from 'lib/settings/settingsTypes'
 import { Themes } from 'lib/theme'
 
-export const TEST_SETTINGS_KEY = '/user.toml'
+export const TEST_SETTINGS_KEY = '/settings.toml'
 export const TEST_SETTINGS = {
   app: {
     theme: Themes.Dark,
@@ -24,7 +24,7 @@ export const TEST_SETTINGS = {
 
 export const TEST_SETTINGS_ONBOARDING = {
   ...TEST_SETTINGS,
-  app: { ...TEST_SETTINGS.app, onboardingStatus: '/export ' },
+  app: { ...TEST_SETTINGS.app, onboardingStatus: '/export' },
 } satisfies Partial<SaveSettingsPayload>
 
 export const TEST_SETTINGS_CORRUPTED = {

e2e/tauri/specs/auth.e2e.ts

@@ -71,7 +71,7 @@ describe('ZMA (Tauri, Linux)', () => {
 
     // Now should be signed in
     const newFileButton = await $('[data-testid="home-new-file"]')
-    expect(await newFileButton.getText()).toEqual('New file')
+    expect(await newFileButton.getText()).toEqual('New project')
   })
 
   it('opens the settings page, checks filesystem settings, and closes the settings page', async () => {

playwright.config.ts

@@ -18,7 +18,7 @@ export default defineConfig({
   /* Retry on CI only */
   retries: process.env.CI ? 3 : 0,
   /* Opt out of parallel tests on CI. */
-  workers: process.env.CI ? 2 : 1,
+  workers: process.env.CI ? 1 : 1,
   /* Reporter to use. See https://playwright.dev/docs/test-reporters */
   reporter: 'html',
   /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */

src-tauri/Cargo.toml

@@ -8,7 +8,6 @@ repository = "https://github.com/KittyCAD/modeling-app"
 default-run = "app"
 edition = "2021"
 rust-version = "1.70"
-
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [build-dependencies]
@@ -16,9 +15,9 @@ tauri-build = { version = "2.0.0-beta.13", features = [] }
 
 [dependencies]
 anyhow = "1"
+kcl-lib = { version = "0.1.51", path = "../src/wasm-lib/kcl" }
 kittycad = "0.3.0"
 oauth2 = "4.4.2"
-serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 tauri = { version = "2.0.0-beta.15", features = [ "devtools", "unstable"] }
 tauri-plugin-dialog = { version = "2.0.0-beta.6" }
@@ -28,7 +27,7 @@ tauri-plugin-os = { version = "2.0.0-beta.2" }
 tauri-plugin-process = { version = "2.0.0-beta.2" }
 tauri-plugin-shell = { version = "2.0.0-beta.2" }
 tauri-plugin-updater = { version = "2.0.0-beta.4" }
-tokio = { version = "1.37.0", features = ["time"] }
+tokio = { version = "1.37.0", features = ["time", "fs"] }
 toml = "0.8.2"
 
 [features]

src-tauri/rustfmt.toml

@@ -0,0 +1,6 @@
+max_width = 120
+edition = "2018"
+format_code_in_doc_comments = true
+format_strings = false
+imports_granularity = "Crate"
+group_imports = "StdExternalCrate"

src-tauri/src/main.rs

@@ -1,91 +1,189 @@
 // Prevents additional console window on Windows in release, DO NOT REMOVE!!
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
 
-use std::env;
-use std::fs;
-use std::io::Read;
-use std::path::Path;
-use std::path::PathBuf;
+use std::{
+    env,
+    path::{Path, PathBuf},
+    process::Command,
+};
 
 use anyhow::Result;
+use kcl_lib::settings::types::{
+    file::{FileEntry, Project},
+    project::ProjectConfiguration,
+    Configuration,
+};
 use oauth2::TokenResponse;
-use serde::Serialize;
-use std::process::Command;
-use tauri::ipc::InvokeError;
+use tauri::{ipc::InvokeError, Manager};
 use tauri_plugin_shell::ShellExt;
-const DEFAULT_HOST: &str = "https://api.kittycad.io";
 
-/// This command returns the a json string parse from a toml file at the path.
+const DEFAULT_HOST: &str = "https://api.zoo.dev";
+const SETTINGS_FILE_NAME: &str = "settings.toml";
+const PROJECT_SETTINGS_FILE_NAME: &str = "project.toml";
+const PROJECT_FOLDER: &str = "zoo-modeling-app-projects";
+
 #[tauri::command]
-fn read_toml(path: &str) -> Result<String, InvokeError> {
-    let mut file = std::fs::File::open(path).map_err(|e| InvokeError::from_anyhow(e.into()))?;
-    let mut contents = String::new();
-    file.read_to_string(&mut contents)
-        .map_err(|e| InvokeError::from_anyhow(e.into()))?;
-    let value =
-        toml::from_str::<toml::Value>(&contents).map_err(|e| InvokeError::from_anyhow(e.into()))?;
-    let value = serde_json::to_string(&value).map_err(|e| InvokeError::from_anyhow(e.into()))?;
-    Ok(value)
+fn get_initial_default_dir(app: tauri::AppHandle) -> Result<PathBuf, InvokeError> {
+    let dir = match app.path().document_dir() {
+        Ok(dir) => dir,
+        Err(_) => {
+            // for headless Linux (eg. Github Actions)
+            let home_dir = app.path().home_dir()?;
+            home_dir.join("Documents")
+        }
+    };
+
+    Ok(dir.join(PROJECT_FOLDER))
 }
 
-/// From https://github.com/tauri-apps/tauri/blob/1.x/core/tauri/src/api/dir.rs#L51
-/// Removed from tauri v2
-#[derive(Debug, Serialize)]
-pub struct DiskEntry {
-    /// The path to the entry.
-    pub path: PathBuf,
-    /// The name of the entry (file name with extension or directory name).
-    pub name: Option<String>,
-    /// The children of this entry if it's a directory.
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub children: Option<Vec<DiskEntry>>,
+fn get_app_settings_file_path(app: &tauri::AppHandle) -> Result<PathBuf, InvokeError> {
+    let app_config_dir = app.path().app_config_dir()?;
+    Ok(app_config_dir.join(SETTINGS_FILE_NAME))
 }
 
-/// From https://github.com/tauri-apps/tauri/blob/1.x/core/tauri/src/api/dir.rs#L51
-/// Removed from tauri v2
-fn is_dir<P: AsRef<Path>>(path: P) -> Result<bool> {
-    std::fs::metadata(path)
-        .map(|md| md.is_dir())
-        .map_err(Into::into)
-}
-
-/// From https://github.com/tauri-apps/tauri/blob/1.x/core/tauri/src/api/dir.rs#L51
-/// Removed from tauri v2
 #[tauri::command]
-fn read_dir_recursive(path: &str) -> Result<Vec<DiskEntry>, InvokeError> {
-    let mut files_and_dirs: Vec<DiskEntry> = vec![];
-    // let path = path.as_ref();
-    for entry in fs::read_dir(path).map_err(|e| InvokeError::from_anyhow(e.into()))? {
-        let path = entry
-            .map_err(|e| InvokeError::from_anyhow(e.into()))?
-            .path();
+async fn read_app_settings_file(app: tauri::AppHandle) -> Result<Configuration, InvokeError> {
+    let mut settings_path = get_app_settings_file_path(&app)?;
+    let mut needs_migration = false;
 
-        if let Ok(flag) = is_dir(&path) {
-            files_and_dirs.push(DiskEntry {
-                path: path.clone(),
-                children: if flag {
-                    Some(read_dir_recursive(path.to_str().expect("No path"))?)
-                } else {
-                    None
-                },
-                name: path
-                    .file_name()
-                    .map(|name| name.to_string_lossy())
-                    .map(|name| name.to_string()),
-            });
+    // Check if this file exists.
+    if !settings_path.exists() {
+        // Try the backwards compatible path.
+        // TODO: Remove this after a few releases.
+        let app_config_dir = app.path().app_config_dir()?;
+        settings_path = format!(
+            "{}user.toml",
+            app_config_dir.display().to_string().trim_end_matches('/')
+        )
+        .into();
+        needs_migration = true;
+        // Check if this path exists.
+        if !settings_path.exists() {
+            let mut default = Configuration::default();
+            default.settings.project.directory = get_initial_default_dir(app.clone())?;
+            // Return the default configuration.
+            return Ok(default);
         }
     }
-    Ok(files_and_dirs)
+
+    let contents = tokio::fs::read_to_string(&settings_path)
+        .await
+        .map_err(|e| InvokeError::from_anyhow(e.into()))?;
+    let mut parsed = Configuration::backwards_compatible_toml_parse(&contents).map_err(InvokeError::from_anyhow)?;
+    if parsed.settings.project.directory == PathBuf::new() {
+        parsed.settings.project.directory = get_initial_default_dir(app.clone())?;
+    }
+
+    // TODO: Remove this after a few releases.
+    if needs_migration {
+        write_app_settings_file(app, parsed.clone()).await?;
+        // Delete the old file.
+        tokio::fs::remove_file(settings_path)
+            .await
+            .map_err(|e| InvokeError::from_anyhow(e.into()))?;
+    }
+
+    Ok(parsed)
 }
 
-/// This command returns a string that is the contents of a file at the path.
 #[tauri::command]
-fn read_txt_file(path: &str) -> Result<String, InvokeError> {
-    let mut file = std::fs::File::open(path).map_err(|e| InvokeError::from_anyhow(e.into()))?;
-    let mut contents = String::new();
-    file.read_to_string(&mut contents)
+async fn write_app_settings_file(app: tauri::AppHandle, configuration: Configuration) -> Result<(), InvokeError> {
+    let settings_path = get_app_settings_file_path(&app)?;
+    let contents = toml::to_string_pretty(&configuration).map_err(|e| InvokeError::from_anyhow(e.into()))?;
+    tokio::fs::write(settings_path, contents.as_bytes())
+        .await
         .map_err(|e| InvokeError::from_anyhow(e.into()))?;
-    Ok(contents)
+
+    Ok(())
+}
+
+fn get_project_settings_file_path(app_settings: Configuration, project_name: &str) -> Result<PathBuf, InvokeError> {
+    Ok(app_settings
+        .settings
+        .project
+        .directory
+        .join(project_name)
+        .join(PROJECT_SETTINGS_FILE_NAME))
+}
+
+#[tauri::command]
+async fn read_project_settings_file(
+    app_settings: Configuration,
+    project_name: &str,
+) -> Result<ProjectConfiguration, InvokeError> {
+    let settings_path = get_project_settings_file_path(app_settings, project_name)?;
+
+    // Check if this file exists.
+    if !settings_path.exists() {
+        // Return the default configuration.
+        return Ok(ProjectConfiguration::default());
+    }
+
+    let contents = tokio::fs::read_to_string(&settings_path)
+        .await
+        .map_err(|e| InvokeError::from_anyhow(e.into()))?;
+    let parsed = ProjectConfiguration::backwards_compatible_toml_parse(&contents).map_err(InvokeError::from_anyhow)?;
+
+    Ok(parsed)
+}
+
+#[tauri::command]
+async fn write_project_settings_file(
+    app_settings: Configuration,
+    project_name: &str,
+    configuration: ProjectConfiguration,
+) -> Result<(), InvokeError> {
+    let settings_path = get_project_settings_file_path(app_settings, project_name)?;
+    let contents = toml::to_string_pretty(&configuration).map_err(|e| InvokeError::from_anyhow(e.into()))?;
+    tokio::fs::write(settings_path, contents.as_bytes())
+        .await
+        .map_err(|e| InvokeError::from_anyhow(e.into()))?;
+
+    Ok(())
+}
+
+/// Initialize the directory that holds all the projects.
+#[tauri::command]
+async fn initialize_project_directory(configuration: Configuration) -> Result<PathBuf, InvokeError> {
+    configuration
+        .ensure_project_directory_exists()
+        .await
+        .map_err(InvokeError::from_anyhow)
+}
+
+/// Create a new project directory.
+#[tauri::command]
+async fn create_new_project_directory(
+    configuration: Configuration,
+    project_name: &str,
+    initial_code: Option<&str>,
+) -> Result<Project, InvokeError> {
+    configuration
+        .create_new_project_directory(project_name, initial_code)
+        .await
+        .map_err(InvokeError::from_anyhow)
+}
+
+/// List all the projects in the project directory.
+#[tauri::command]
+async fn list_projects(configuration: Configuration) -> Result<Vec<Project>, InvokeError> {
+    configuration.list_projects().await.map_err(InvokeError::from_anyhow)
+}
+
+/// Get information about a project.
+#[tauri::command]
+async fn get_project_info(configuration: Configuration, project_name: &str) -> Result<Project, InvokeError> {
+    configuration
+        .get_project_info(project_name)
+        .await
+        .map_err(InvokeError::from_anyhow)
+}
+
+#[tauri::command]
+async fn read_dir_recursive(path: &str) -> Result<FileEntry, InvokeError> {
+    kcl_lib::settings::utils::walk_dir(&Path::new(path).to_path_buf())
+        .await
+        .map_err(InvokeError::from_anyhow)
 }
 
 /// This command instantiates a new window with auth.
@@ -103,8 +201,7 @@ async fn login(app: tauri::AppHandle, host: &str) -> Result<String, InvokeError>
     let auth_client = oauth2::basic::BasicClient::new(
         oauth2::ClientId::new(client_id),
         None,
-        oauth2::AuthUrl::new(format!("{host}/authorize"))
-            .map_err(|e| InvokeError::from_anyhow(e.into()))?,
+        oauth2::AuthUrl::new(format!("{host}/authorize")).map_err(|e| InvokeError::from_anyhow(e.into()))?,
         Some(
             oauth2::TokenUrl::new(format!("{host}/oauth2/device/token"))
                 .map_err(|e| InvokeError::from_anyhow(e.into()))?,
@@ -132,12 +229,10 @@ async fn login(app: tauri::AppHandle, host: &str) -> Result<String, InvokeError>
     // and bypass the shell::open call as it fails on GitHub Actions.
     let e2e_tauri_enabled = env::var("E2E_TAURI_ENABLED").is_ok();
     if e2e_tauri_enabled {
-        println!(
-            "E2E_TAURI_ENABLED is set, won't open {} externally",
-            auth_uri.secret()
-        );
-        fs::write("/tmp/kittycad_user_code", details.user_code().secret())
-            .expect("Unable to write /tmp/kittycad_user_code file");
+        println!("E2E_TAURI_ENABLED is set, won't open {} externally", auth_uri.secret());
+        tokio::fs::write("/tmp/kittycad_user_code", details.user_code().secret())
+            .await
+            .map_err(|e| InvokeError::from_anyhow(e.into()))?;
     } else {
         app.shell()
             .open(auth_uri.secret(), None)
@@ -160,10 +255,7 @@ async fn login(app: tauri::AppHandle, host: &str) -> Result<String, InvokeError>
 ///This command returns the KittyCAD user info given a token.
 /// The string returned from this method is the user info as a json string.
 #[tauri::command]
-async fn get_user(
-    token: Option<String>,
-    hostname: &str,
-) -> Result<kittycad::types::User, InvokeError> {
+async fn get_user(token: &str, hostname: &str) -> Result<kittycad::types::User, InvokeError> {
     // Use the host passed in if it's set.
     // Otherwise, use the default host.
     let host = if hostname.is_empty() {
@@ -183,7 +275,7 @@ async fn get_user(
     println!("Getting user info...");
 
     // use kittycad library to fetch the user info from /user/me
-    let mut client = kittycad::Client::new(token.unwrap());
+    let mut client = kittycad::Client::new(token);
 
     if baseurl != DEFAULT_HOST {
         client.set_base_url(&baseurl);
@@ -202,43 +294,53 @@ async fn get_user(
 /// From this GitHub comment: https://github.com/tauri-apps/tauri/issues/4062#issuecomment-1338048169
 /// But with the Linux support removed since we don't need it for now.
 #[tauri::command]
-fn show_in_folder(path: String) {
-    #[cfg(target_os = "windows")]
+fn show_in_folder(path: &str) -> Result<(), InvokeError> {
+    #[cfg(not(unix))]
     {
         Command::new("explorer")
             .args(["/select,", &path]) // The comma after select is not a typo
             .spawn()
-            .unwrap();
+            .map_err(|e| InvokeError::from_anyhow(e.into()))?;
     }
 
-    #[cfg(target_os = "macos")]
+    #[cfg(unix)]
     {
-        Command::new("open").args(["-R", &path]).spawn().unwrap();
+        Command::new("open")
+            .args(["-R", &path])
+            .spawn()
+            .map_err(|e| InvokeError::from_anyhow(e.into()))?;
     }
+
+    Ok(())
 }
 
-fn main() {
+fn main() -> Result<()> {
     tauri::Builder::default()
         .setup(|_app| {
             #[cfg(debug_assertions)]
             {
-                use tauri::Manager;
                 _app.get_webview("main").unwrap().open_devtools();
             }
             #[cfg(not(debug_assertions))]
             {
-                _app.handle()
-                    .plugin(tauri_plugin_updater::Builder::new().build())?;
+                _app.handle().plugin(tauri_plugin_updater::Builder::new().build())?;
             }
             Ok(())
         })
         .invoke_handler(tauri::generate_handler![
+            get_initial_default_dir,
+            initialize_project_directory,
+            create_new_project_directory,
+            list_projects,
+            get_project_info,
             get_user,
             login,
-            read_toml,
-            read_txt_file,
             read_dir_recursive,
             show_in_folder,
+            read_app_settings_file,
+            write_app_settings_file,
+            read_project_settings_file,
+            write_project_settings_file,
         ])
         .plugin(tauri_plugin_dialog::init())
         .plugin(tauri_plugin_fs::init())
@@ -246,6 +348,7 @@ fn main() {
         .plugin(tauri_plugin_os::init())
         .plugin(tauri_plugin_process::init())
         .plugin(tauri_plugin_shell::init())
-        .run(tauri::generate_context!())
-        .expect("error while running tauri application");
+        .run(tauri::generate_context!())?;
+
+    Ok(())
 }

src/components/FileMachineProvider.tsx

@@ -15,10 +15,10 @@ import {
 import { useCommandsContext } from 'hooks/useCommandsContext'
 import { fileMachine } from 'machines/fileMachine'
 import { mkdir, remove, rename, create } from '@tauri-apps/plugin-fs'
-import { readProject } from 'lib/tauriFS'
 import { isTauri } from 'lib/isTauri'
 import { join, sep } from '@tauri-apps/api/path'
 import { DEFAULT_FILE_NAME, FILE_EXT } from 'lib/constants'
+import { getProjectInfo } from 'lib/tauri'
 
 type MachineContext<T extends AnyStateMachine> = {
   state: StateFrom<T>
@@ -62,7 +62,7 @@ export const FileMachineProvider = ({
     services: {
       readFiles: async (context: ContextFrom<typeof fileMachine>) => {
         const newFiles = isTauri()
-          ? await readProject(context.project.path)
+          ? (await getProjectInfo(context.project.name)).children
           : []
         return {
           ...context.project,

src/components/HelpMenu.tsx

@@ -94,10 +94,7 @@ export function HelpMenu(props: React.PropsWithChildren) {
             if (isInProject) {
               navigate('onboarding')
             } else {
-              createAndOpenNewProject(
-                settings.context.app.projectDirectory.current,
-                navigate
-              )
+              createAndOpenNewProject(navigate)
             }
           }}
         >

src/components/ProjectCard.tsx

@@ -1,5 +1,4 @@
 import { FormEvent, useEffect, useRef, useState } from 'react'
-import { type ProjectWithEntryPointMetadata } from 'lib/types'
 import { paths } from 'lib/paths'
 import { Link } from 'react-router-dom'
 import { ActionButton } from './ActionButton'
@@ -9,11 +8,11 @@ import {
   faTrashAlt,
   faX,
 } from '@fortawesome/free-solid-svg-icons'
-import { getPartsCount, readProject } from '../lib/tauriFS'
 import { FILE_EXT } from 'lib/constants'
 import { Dialog } from '@headlessui/react'
 import { useHotkeys } from 'react-hotkeys-hook'
 import Tooltip from './Tooltip'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
 
 function ProjectCard({
   project,
@@ -21,17 +20,17 @@ function ProjectCard({
   handleDeleteProject,
   ...props
 }: {
-  project: ProjectWithEntryPointMetadata
+  project: Project
   handleRenameProject: (
     e: FormEvent<HTMLFormElement>,
-    f: ProjectWithEntryPointMetadata
+    f: Project
   ) => Promise<void>
-  handleDeleteProject: (f: ProjectWithEntryPointMetadata) => Promise<void>
+  handleDeleteProject: (f: Project) => Promise<void>
 }) {
   useHotkeys('esc', () => setIsEditing(false))
   const [isEditing, setIsEditing] = useState(false)
   const [isConfirmingDelete, setIsConfirmingDelete] = useState(false)
-  const [numberOfParts, setNumberOfParts] = useState(1)
+  const [numberOfFiles, setNumberOfFiles] = useState(1)
   const [numberOfFolders, setNumberOfFolders] = useState(0)
 
   let inputRef = useRef<HTMLInputElement>(null)
@@ -41,7 +40,8 @@ function ProjectCard({
     void handleRenameProject(e, project).then(() => setIsEditing(false))
   }
 
-  function getDisplayedTime(date: Date) {
+  function getDisplayedTime(dateStr: string) {
+    const date = new Date(dateStr)
     const startOfToday = new Date()
     startOfToday.setHours(0, 0, 0, 0)
     return date.getTime() < startOfToday.getTime()
@@ -50,15 +50,12 @@ function ProjectCard({
   }
 
   useEffect(() => {
-    async function getNumberOfParts() {
-      const { kclFileCount, kclDirCount } = getPartsCount(
-        await readProject(project.path)
-      )
-      setNumberOfParts(kclFileCount)
-      setNumberOfFolders(kclDirCount)
+    async function getNumberOfFiles() {
+      setNumberOfFiles(project.kcl_file_count)
+      setNumberOfFolders(project.directory_count)
     }
-    void getNumberOfParts()
-  }, [project.path])
+    void getNumberOfFiles()
+  }, [project.kcl_file_count, project.directory_count])
 
   useEffect(() => {
     if (inputRef.current) {
@@ -129,7 +126,7 @@ function ProjectCard({
               {project.name?.replace(FILE_EXT, '')}
             </Link>
             <span className="text-chalkboard-60 text-xs">
-              {numberOfParts} part{numberOfParts === 1 ? '' : 's'}{' '}
+              {numberOfFiles} file{numberOfFiles === 1 ? '' : 's'}{' '}
               {numberOfFolders > 0 &&
                 `/ ${numberOfFolders} folder${
                   numberOfFolders === 1 ? '' : 's'
@@ -137,8 +134,8 @@ function ProjectCard({
             </span>
             <span className="text-chalkboard-60 text-xs">
               Edited{' '}
-              {project.entrypointMetadata.mtime
-                ? getDisplayedTime(project.entrypointMetadata.mtime)
+              {project.metadata && project.metadata?.modified
+                ? getDisplayedTime(project.metadata.modified)
                 : 'never'}
             </span>
             <div className="absolute z-10 bottom-2 right-2 flex gap-1 items-center opacity-0 group-hover:opacity-100 group-focus-within:opacity-100">

src/components/ProjectSidebarMenu.test.tsx

@@ -1,10 +1,10 @@
 import { fireEvent, render, screen } from '@testing-library/react'
 import { BrowserRouter } from 'react-router-dom'
 import ProjectSidebarMenu from './ProjectSidebarMenu'
-import { type ProjectWithEntryPointMetadata } from 'lib/types'
 import { SettingsAuthProviderJest } from './SettingsAuthProvider'
 import { APP_NAME } from 'lib/constants'
 import { CommandBarProvider } from './CommandBar/CommandBarProvider'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
 
 const now = new Date()
 const projectWellFormed = {
@@ -14,29 +14,17 @@ const projectWellFormed = {
     {
       name: 'main.kcl',
       path: '/some/path/Simple Box/main.kcl',
+      children: [],
     },
   ],
-  entrypointMetadata: {
-    atime: now,
-    blksize: 32,
-    blocks: 32,
-    birthtime: now,
-    dev: 1,
-    gid: 1,
-    ino: 1,
-    isDirectory: false,
-    isFile: true,
-    isSymlink: false,
-    mode: 1,
-    mtime: now,
-    nlink: 1,
-    readonly: false,
-    rdev: 1,
+  metadata: {
+    created: now.toISOString(),
+    modified: now.toISOString(),
     size: 32,
-    uid: 1,
-    fileAttributes: null,
   },
-} satisfies ProjectWithEntryPointMetadata
+  kcl_file_count: 1,
+  directory_count: 0,
+} satisfies Project
 
 describe('ProjectSidebarMenu tests', () => {
   test('Renders the project name', () => {

src/components/ProjectSidebarMenu.tsx

@@ -133,13 +133,13 @@ function ProjectMenuPopover({
                   <p className="m-0 text-mono" data-testid="projectName">
                     {project?.name ? project.name : APP_NAME}
                   </p>
-                  {project?.entrypointMetadata && (
+                  {project?.metadata && project.metadata.created && (
                     <p
                       className="m-0 text-xs text-chalkboard-80 dark:text-chalkboard-40"
                       data-testid="createdAt"
                     >
                       Created{' '}
-                      {project.entrypointMetadata.birthtime?.toLocaleDateString()}
+                      {new Date(project.metadata.created).toLocaleDateString()}
                     </p>
                   )}
                 </div>

src/components/SettingsAuthProvider.tsx

@@ -168,7 +168,7 @@ export const SettingsAuthProviderBase = ({
         },
         'Execute AST': () => kclManager.executeCode(true),
         persistSettings: (context) =>
-          saveSettings(context, loadedProject?.project?.path),
+          saveSettings(context, loadedProject?.project?.name),
       },
     }
   )

src/lang/std/fileSystemManager.ts

@@ -1,8 +1,7 @@
 import { readFile, exists as tauriExists } from '@tauri-apps/plugin-fs'
 import { isTauri } from 'lib/isTauri'
 import { join } from '@tauri-apps/api/path'
-import { invoke } from '@tauri-apps/api/core'
-import { FileEntry } from 'lib/types'
+import { readDirRecursive } from 'lib/tauri'
 
 /// FileSystemManager is a class that provides a way to read files from the local file system.
 /// It assumes that you are in a project since it is solely used by the std lib
@@ -69,9 +68,7 @@ class FileSystemManager {
         throw new Error(`Error joining dir: ${error}`)
       })
       .then((p) => {
-        invoke<FileEntry[]>('read_dir_recursive', {
-          path: p,
-        })
+        readDirRecursive(p)
           .catch((error) => {
             throw new Error(`Error reading dir: ${error}`)
           })

src/lang/wasm.ts

@@ -10,7 +10,10 @@ import init, {
   make_default_planes,
   coredump,
   toml_stringify,
-  toml_parse,
+  default_app_settings,
+  parse_app_settings,
+  parse_project_settings,
+  default_project_settings,
 } from '../wasm-lib/pkg/wasm_lib'
 import { KCLError } from './errors'
 import { KclError as RustKclError } from '../wasm-lib/kcl/bindings/KclError'
@@ -26,6 +29,8 @@ import { CoreDumpManager } from 'lib/coredump'
 import openWindow from 'lib/openWindow'
 import { DefaultPlanes } from 'wasm-lib/kcl/bindings/DefaultPlanes'
 import { TEST } from 'env'
+import { Configuration } from 'wasm-lib/kcl/bindings/Configuration'
+import { ProjectConfiguration } from 'wasm-lib/kcl/bindings/ProjectConfiguration'
 
 export type { Program } from '../wasm-lib/kcl/bindings/Program'
 export type { Value } from '../wasm-lib/kcl/bindings/Value'
@@ -349,11 +354,38 @@ export function tomlStringify(toml: any): string {
   }
 }
 
-export function tomlParse(toml: string): any {
+export function defaultAppSettings(): Configuration {
   try {
-    const parsed: any = toml_parse(toml)
-    return parsed
+    const settings: Configuration = default_app_settings()
+    return settings
   } catch (e: any) {
-    throw new Error(`Error parsing toml: ${e}`)
+    throw new Error(`Error getting default app settings: ${e}`)
+  }
+}
+
+export function parseAppSettings(toml: string): Configuration {
+  try {
+    const settings: Configuration = parse_app_settings(toml)
+    return settings
+  } catch (e: any) {
+    throw new Error(`Error parsing app settings: ${e}`)
+  }
+}
+
+export function defaultProjectSettings(): ProjectConfiguration {
+  try {
+    const settings: ProjectConfiguration = default_project_settings()
+    return settings
+  } catch (e: any) {
+    throw new Error(`Error getting default project settings: ${e}`)
+  }
+}
+
+export function parseProjectSettings(toml: string): ProjectConfiguration {
+  try {
+    const settings: ProjectConfiguration = parse_project_settings(toml)
+    return settings
+  } catch (e: any) {
+    throw new Error(`Error parsing project settings: ${e}`)
   }
 }

src/lib/cameraControls.ts

@@ -1,3 +1,5 @@
+import { MouseControlType } from 'wasm-lib/kcl/bindings/MouseControlType'
+
 const noModifiersPressed = (e: React.MouseEvent) =>
   !e.ctrlKey && !e.shiftKey && !e.altKey && !e.metaKey
 
@@ -20,6 +22,29 @@ export const cameraSystems: CameraSystem[] = [
   'AutoCAD',
 ]
 
+export function mouseControlsToCameraSystem(
+  mouseControl: MouseControlType | undefined
+): CameraSystem | undefined {
+  switch (mouseControl) {
+    case 'kitty_cad':
+      return 'KittyCAD'
+    case 'on_shape':
+      return 'OnShape'
+    case 'trackpad_friendly':
+      return 'Trackpad Friendly'
+    case 'solidworks':
+      return 'Solidworks'
+    case 'nx':
+      return 'NX'
+    case 'creo':
+      return 'Creo'
+    case 'auto_cad':
+      return 'AutoCAD'
+    default:
+      return undefined
+  }
+}
+
 interface MouseGuardHandler {
   description: string
   callback: (e: React.MouseEvent) => boolean

src/lib/constants.ts

@@ -8,8 +8,6 @@ export const MAX_PADDING = 7
  * This is available for users to edit as a setting.
  */
 export const DEFAULT_PROJECT_NAME = 'project-$nnn'
-/** The file name for settings files, both at the user and project level */
-export const SETTINGS_FILE_EXT = '.toml'
 /** Name given the temporary "project" in the browser version of the app */
 export const BROWSER_PROJECT_NAME = 'browser'
 /** Name given the temporary file in the browser version of the app */

src/lib/routeLoaders.ts

@@ -1,10 +1,5 @@
 import { ActionFunction, LoaderFunction, redirect } from 'react-router-dom'
-import {
-  FileEntry,
-  FileLoaderData,
-  HomeLoaderData,
-  IndexLoaderData,
-} from './types'
+import { FileLoaderData, HomeLoaderData, IndexLoaderData } from './types'
 import { isTauri } from './isTauri'
 import { getProjectMetaByRouteId, paths } from './paths'
 import { BROWSER_PATH } from 'lib/paths'
@@ -14,24 +9,24 @@ import {
   PROJECT_ENTRYPOINT,
 } from 'lib/constants'
 import { loadAndValidateSettings } from './settings/settingsUtils'
-import {
-  getInitialDefaultDir,
-  getProjectsInDir,
-  initializeProjectDirectory,
-} from './tauriFS'
 import makeUrlPathRelative from './makeUrlPathRelative'
-import { join, sep } from '@tauri-apps/api/path'
-import { readTextFile, stat } from '@tauri-apps/plugin-fs'
+import { sep } from '@tauri-apps/api/path'
+import { readTextFile } from '@tauri-apps/plugin-fs'
 import { codeManager, kclManager } from 'lib/singletons'
 import { fileSystemManager } from 'lang/std/fileSystemManager'
-import { invoke } from '@tauri-apps/api/core'
+import {
+  getProjectInfo,
+  initializeProjectDirectory,
+  listProjects,
+} from './tauri'
+import { createSettings } from './settings/initialSettings'
 
 // The root loader simply resolves the settings and any errors that
 // occurred during the settings load
 export const settingsLoader: LoaderFunction = async ({
   params,
-}): ReturnType<typeof loadAndValidateSettings> => {
-  let settings = await loadAndValidateSettings()
+}): Promise<ReturnType<typeof createSettings>> => {
+  let { settings } = await loadAndValidateSettings()
 
   // I don't love that we have to read the settings again here,
   // but we need to get the project path to load the project settings
@@ -39,8 +34,9 @@ export const settingsLoader: LoaderFunction = async ({
     const defaultDir = settings.app.projectDirectory.current || ''
     const projectPathData = getProjectMetaByRouteId(params.id, defaultDir)
     if (projectPathData) {
-      const { projectPath } = projectPathData
-      settings = await loadAndValidateSettings(projectPath)
+      const { projectName } = projectPathData
+      const { settings: s } = await loadAndValidateSettings(projectName)
+      settings = s
     }
   }
 
@@ -49,7 +45,7 @@ export const settingsLoader: LoaderFunction = async ({
 
 // Redirect users to the appropriate onboarding page if they haven't completed it
 export const onboardingRedirectLoader: ActionFunction = async (args) => {
-  const settings = await loadAndValidateSettings()
+  const { settings } = await loadAndValidateSettings()
   const onboardingStatus = settings.app.onboardingStatus.current || ''
   const notEnRouteToOnboarding = !args.request.url.includes(
     paths.ONBOARDING.INDEX
@@ -73,7 +69,7 @@ export const onboardingRedirectLoader: ActionFunction = async (args) => {
 export const fileLoader: LoaderFunction = async ({
   params,
 }): Promise<FileLoaderData | Response> => {
-  let settings = await loadAndValidateSettings()
+  let { settings } = await loadAndValidateSettings()
 
   const defaultDir = settings.app.projectDirectory.current || '/'
   const projectPathData = getProjectMetaByRouteId(params.id, defaultDir)
@@ -94,12 +90,7 @@ export const fileLoader: LoaderFunction = async ({
     // TODO: PROJECT_ENTRYPOINT is hardcoded
     // until we support setting a project's entrypoint file
     const code = await readTextFile(currentFilePath)
-    const entrypointMetadata = await stat(
-      await join(projectPath, PROJECT_ENTRYPOINT)
-    )
-    const children = await invoke<FileEntry[]>('read_dir_recursive', {
-      path: projectPath,
-    })
+
     // Update both the state and the editor's code.
     // We explicitly do not write to the file here since we are loading from
     // the file system and not the editor.
@@ -113,15 +104,19 @@ export const fileLoader: LoaderFunction = async ({
 
     const projectData: IndexLoaderData = {
       code,
-      project: {
+      project: isTauri()
+        ? await getProjectInfo(projectName)
+        : {
             name: projectName,
             path: projectPath,
-        children,
-        entrypointMetadata,
+            children: [],
+            kcl_file_count: 0,
+            directory_count: 0,
           },
       file: {
         name: currentFileName,
         path: currentFilePath,
+        children: [],
       },
     }
 
@@ -140,6 +135,7 @@ export const fileLoader: LoaderFunction = async ({
     file: {
       name: BROWSER_FILE_NAME,
       path: decodeURIComponent(BROWSER_PATH),
+      children: [],
     },
   }
 }
@@ -152,14 +148,12 @@ export const homeLoader: LoaderFunction = async (): Promise<
   if (!isTauri()) {
     return redirect(paths.FILE + '/%2F' + BROWSER_PROJECT_NAME)
   }
-  const settings = await loadAndValidateSettings()
+  const { configuration } = await loadAndValidateSettings()
 
-  const projectDir = await initializeProjectDirectory(
-    settings.app.projectDirectory.current || (await getInitialDefaultDir())
-  )
+  const projectDir = await initializeProjectDirectory(configuration)
 
-  if (projectDir.path) {
-    const projects = await getProjectsInDir(projectDir.path)
+  if (projectDir) {
+    const projects = await listProjects(configuration)
 
     return {
       projects,

src/lib/settings/settingsUtils.ts

@@ -1,100 +1,228 @@
-import {
-  getInitialDefaultDir,
-  getSettingsFilePaths,
-  readSettingsFile,
-} from '../tauriFS'
 import { Setting, createSettings, settings } from 'lib/settings/initialSettings'
 import { SaveSettingsPayload, SettingsLevel } from './settingsTypes'
 import { isTauri } from 'lib/isTauri'
-import { remove, writeTextFile, exists } from '@tauri-apps/plugin-fs'
-import { initPromise, tomlParse, tomlStringify } from 'lang/wasm'
+import {
+  defaultAppSettings,
+  defaultProjectSettings,
+  initPromise,
+  parseAppSettings,
+  parseProjectSettings,
+  tomlStringify,
+} from 'lang/wasm'
+import { Configuration } from 'wasm-lib/kcl/bindings/Configuration'
+import { mouseControlsToCameraSystem } from 'lib/cameraControls'
+import { appThemeToTheme } from 'lib/theme'
+import {
+  readAppSettingsFile,
+  readProjectSettingsFile,
+  writeAppSettingsFile,
+  writeProjectSettingsFile,
+} from 'lib/tauri'
+import { ProjectConfiguration } from 'wasm-lib/kcl/bindings/ProjectConfiguration'
+import { BROWSER_PROJECT_NAME } from 'lib/constants'
 
 /**
- * We expect the settings to be stored in a TOML file
- * or TOML-formatted string in localStorage
- * under a top-level [settings] key.
- * @param path
- * @returns
- */
-function getSettingsFromStorage(path: string) {
-  return isTauri()
-    ? readSettingsFile(path)
-    : (tomlParse(localStorage.getItem(path) ?? '')
-        .settings as Partial<SaveSettingsPayload>)
+ * Convert from a rust settings struct into the JS settings struct.
+ * We do this because the JS settings type has all the fancy shit
+ * for hiding and showing settings.
+ **/
+function configurationToSettingsPayload(
+  configuration: Configuration
+): Partial<SaveSettingsPayload> {
+  return {
+    app: {
+      theme: appThemeToTheme(configuration?.settings?.app?.appearance?.theme),
+      themeColor: configuration?.settings?.app?.appearance?.color
+        ? configuration?.settings?.app?.appearance?.color.toString()
+        : undefined,
+      onboardingStatus: configuration?.settings?.app?.onboarding_status,
+      dismissWebBanner: configuration?.settings?.app?.dismiss_web_banner,
+      projectDirectory: configuration?.settings?.project?.directory,
+      enableSSAO: configuration?.settings?.modeling?.enable_ssao,
+    },
+    modeling: {
+      defaultUnit: configuration?.settings?.modeling?.base_unit,
+      mouseControls: mouseControlsToCameraSystem(
+        configuration?.settings?.modeling?.mouse_controls
+      ),
+      highlightEdges: configuration?.settings?.modeling?.highlight_edges,
+      showDebugPanel: configuration?.settings?.modeling?.show_debug_panel,
+    },
+    textEditor: {
+      textWrapping: configuration?.settings?.text_editor?.text_wrapping,
+      blinkingCursor: configuration?.settings?.text_editor?.blinking_cursor,
+    },
+    projects: {
+      defaultProjectName:
+        configuration?.settings?.project?.default_project_name,
+    },
+    commandBar: {
+      includeSettings: configuration?.settings?.command_bar?.include_settings,
+    },
+  }
 }
 
-export async function loadAndValidateSettings(projectPath?: string) {
-  const settings = createSettings()
-  settings.app.projectDirectory.default = await getInitialDefaultDir()
-  // First, get the settings data at the user and project level
-  const settingsFilePaths = await getSettingsFilePaths(projectPath)
+function projectConfigurationToSettingsPayload(
+  configuration: ProjectConfiguration
+): Partial<SaveSettingsPayload> {
+  return {
+    app: {
+      theme: appThemeToTheme(configuration?.settings?.app?.appearance?.theme),
+      themeColor: configuration?.settings?.app?.appearance?.color
+        ? configuration?.settings?.app?.appearance?.color.toString()
+        : undefined,
+      onboardingStatus: configuration?.settings?.app?.onboarding_status,
+      dismissWebBanner: configuration?.settings?.app?.dismiss_web_banner,
+      enableSSAO: configuration?.settings?.modeling?.enable_ssao,
+    },
+    modeling: {
+      defaultUnit: configuration?.settings?.modeling?.base_unit,
+      mouseControls: mouseControlsToCameraSystem(
+        configuration?.settings?.modeling?.mouse_controls
+      ),
+      highlightEdges: configuration?.settings?.modeling?.highlight_edges,
+      showDebugPanel: configuration?.settings?.modeling?.show_debug_panel,
+    },
+    textEditor: {
+      textWrapping: configuration?.settings?.text_editor?.text_wrapping,
+      blinkingCursor: configuration?.settings?.text_editor?.blinking_cursor,
+    },
+    commandBar: {
+      includeSettings: configuration?.settings?.command_bar?.include_settings,
+    },
+  }
+}
 
-  // Load the settings from the files
-  if (settingsFilePaths.user) {
+function localStorageAppSettingsPath() {
+  return '/settings.toml'
+}
+
+function localStorageProjectSettingsPath() {
+  return '/' + BROWSER_PROJECT_NAME + '/project.toml'
+}
+
+function readLocalStorageAppSettingsFile(): Configuration {
+  // TODO: Remove backwards compatibility after a few releases.
+  let stored =
+    localStorage.getItem(localStorageAppSettingsPath()) ??
+    localStorage.getItem('/user.toml') ??
+    ''
+
+  if (stored === '') {
+    return defaultAppSettings()
+  }
+
+  try {
+    return parseAppSettings(stored)
+  } catch (e) {
+    const settings = defaultAppSettings()
+    localStorage.setItem(localStorageAppSettingsPath(), tomlStringify(settings))
+    return settings
+  }
+}
+
+function readLocalStorageProjectSettingsFile(): ProjectConfiguration {
+  // TODO: Remove backwards compatibility after a few releases.
+  let stored = localStorage.getItem(localStorageProjectSettingsPath()) ?? ''
+
+  if (stored === '') {
+    return defaultProjectSettings()
+  }
+
+  try {
+    return parseProjectSettings(stored)
+  } catch (e) {
+    const settings = defaultProjectSettings()
+    localStorage.setItem(
+      localStorageProjectSettingsPath(),
+      tomlStringify(settings)
+    )
+    return settings
+  }
+}
+
+export interface AppSettings {
+  settings: ReturnType<typeof createSettings>
+  configuration: Configuration
+}
+
+export async function loadAndValidateSettings(
+  projectName?: string
+): Promise<AppSettings> {
+  const settings = createSettings()
+  const inTauri = isTauri()
+
+  if (!inTauri) {
+    // Make sure we have wasm initialized.
     await initPromise
-    const userSettings = await getSettingsFromStorage(settingsFilePaths.user)
-    if (userSettings) {
-      setSettingsAtLevel(settings, 'user', userSettings)
-    }
   }
 
+  // Load the app settings from the file system or localStorage.
+  const appSettings = inTauri
+    ? await readAppSettingsFile()
+    : readLocalStorageAppSettingsFile()
+  // Convert the app settings to the JS settings format.
+  const appSettingsPayload = configurationToSettingsPayload(appSettings)
+  setSettingsAtLevel(settings, 'user', appSettingsPayload)
+
   // Load the project settings if they exist
-  if (settingsFilePaths.project) {
-    const projectSettings = await getSettingsFromStorage(
-      settingsFilePaths.project
-    )
-    if (projectSettings) {
-      setSettingsAtLevel(settings, 'project', projectSettings)
-    }
+  if (projectName) {
+    const projectSettings = inTauri
+      ? await readProjectSettingsFile(appSettings, projectName)
+      : readLocalStorageProjectSettingsFile()
+
+    const projectSettingsPayload =
+      projectConfigurationToSettingsPayload(projectSettings)
+    setSettingsAtLevel(settings, 'project', projectSettingsPayload)
   }
 
   // Return the settings object
-  return settings
+  return { settings, configuration: appSettings }
 }
 
 export async function saveSettings(
   allSettings: typeof settings,
-  projectPath?: string
-) {
-  const settingsFilePaths = await getSettingsFilePaths(projectPath)
-
-  if (settingsFilePaths.user) {
-    const changedSettings = getChangedSettingsAtLevel(allSettings, 'user')
-
-    await writeOrClearPersistedSettings(settingsFilePaths.user, changedSettings)
-  }
-
-  if (settingsFilePaths.project) {
-    const changedSettings = getChangedSettingsAtLevel(allSettings, 'project')
-
-    await writeOrClearPersistedSettings(
-      settingsFilePaths.project,
-      changedSettings
-    )
-  }
-}
-
-async function writeOrClearPersistedSettings(
-  settingsFilePath: string,
-  changedSettings: Partial<SaveSettingsPayload>
+  projectName?: string
 ) {
+  // Make sure we have wasm initialized.
   await initPromise
-  if (changedSettings && Object.keys(changedSettings).length) {
-    if (isTauri()) {
-      await writeTextFile(
-        settingsFilePath,
-        tomlStringify({ settings: changedSettings })
-      )
-    }
-    localStorage.setItem(
-      settingsFilePath,
-      tomlStringify({ settings: changedSettings })
-    )
+  const inTauri = isTauri()
+
+  // Get the user settings.
+  const jsAppSettings = getChangedSettingsAtLevel(allSettings, 'user')
+  const tomlString = tomlStringify({ settings: jsAppSettings })
+  // Parse this as a Configuration.
+  const appSettings = parseAppSettings(tomlString)
+
+  // Write the app settings.
+  if (inTauri) {
+    await writeAppSettingsFile(appSettings)
   } else {
-    if (isTauri() && (await exists(settingsFilePath))) {
-      await remove(settingsFilePath)
+    localStorage.setItem(
+      localStorageAppSettingsPath(),
+      tomlStringify(appSettings)
+    )
   }
-    localStorage.removeItem(settingsFilePath)
+
+  if (!projectName) {
+    // If we're not saving project settings, we're done.
+    return
+  }
+
+  // Get the project settings.
+  const jsProjectSettings = getChangedSettingsAtLevel(allSettings, 'project')
+  const projectTomlString = tomlStringify({ settings: jsProjectSettings })
+  // Parse this as a Configuration.
+  const projectSettings = parseProjectSettings(projectTomlString)
+
+  // Write the project settings.
+  if (inTauri) {
+    await writeProjectSettingsFile(appSettings, projectName, projectSettings)
+  } else {
+    localStorage.setItem(
+      localStorageProjectSettingsPath(),
+      tomlStringify(projectSettings)
+    )
   }
 }
 

src/lib/sorting.ts

@@ -3,7 +3,7 @@ import {
   faArrowUp,
   faCircle,
 } from '@fortawesome/free-solid-svg-icons'
-import { type ProjectWithEntryPointMetadata } from 'lib/types'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
 
 const DESC = ':desc'
 
@@ -27,10 +27,7 @@ export function getNextSearchParams(currentSort: string, newSort: string) {
 }
 
 export function getSortFunction(sortBy: string) {
-  const sortByName = (
-    a: ProjectWithEntryPointMetadata,
-    b: ProjectWithEntryPointMetadata
-  ) => {
+  const sortByName = (a: Project, b: Project) => {
     if (a.name && b.name) {
       return sortBy.includes('desc')
         ? a.name.localeCompare(b.name)
@@ -39,16 +36,13 @@ export function getSortFunction(sortBy: string) {
     return 0
   }
 
-  const sortByModified = (
-    a: ProjectWithEntryPointMetadata,
-    b: ProjectWithEntryPointMetadata
-  ) => {
-    if (a.entrypointMetadata?.mtime && b.entrypointMetadata?.mtime) {
+  const sortByModified = (a: Project, b: Project) => {
+    if (a.metadata?.modified && b.metadata?.modified) {
+      const aDate = new Date(a.metadata.modified)
+      const bDate = new Date(b.metadata.modified)
       return !sortBy || sortBy.includes('desc')
-        ? b.entrypointMetadata.mtime.getTime() -
-            a.entrypointMetadata.mtime.getTime()
-        : a.entrypointMetadata.mtime.getTime() -
-            b.entrypointMetadata.mtime.getTime()
+        ? bDate.getTime() - aDate.getTime()
+        : aDate.getTime() - bDate.getTime()
     }
     return 0
   }

src/lib/tauri.ts

@@ -0,0 +1,128 @@
+// This file contains wrappers around the tauri commands we define in rust code.
+
+import { Models } from '@kittycad/lib/dist/types/src'
+import { invoke } from '@tauri-apps/api/core'
+import { Configuration } from 'wasm-lib/kcl/bindings/Configuration'
+import { ProjectConfiguration } from 'wasm-lib/kcl/bindings/ProjectConfiguration'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
+import { FileEntry } from 'wasm-lib/kcl/bindings/FileEntry'
+
+// Get the initial default dir for holding all projects.
+export async function getInitialDefaultDir(): Promise<string> {
+  return invoke<string>('get_initial_default_dir')
+}
+
+export async function showInFolder(path: string | undefined): Promise<void> {
+  if (!path) {
+    console.error('path is undefined cannot call tauri showInFolder')
+    return
+  }
+  return await invoke('show_in_folder', { path })
+}
+
+export async function initializeProjectDirectory(
+  settings: Configuration
+): Promise<string> {
+  return await invoke<string>('initialize_project_directory', {
+    configuration: settings,
+  })
+}
+
+export async function createNewProjectDirectory(
+  projectName: string,
+  initialCode?: string,
+  configuration?: Configuration
+): Promise<Project> {
+  if (!configuration) {
+    configuration = await readAppSettingsFile()
+  }
+  return await invoke<Project>('create_new_project_directory', {
+    configuration,
+    projectName,
+    initialCode,
+  })
+}
+
+export async function listProjects(
+  configuration?: Configuration
+): Promise<Project[]> {
+  if (!configuration) {
+    configuration = await readAppSettingsFile()
+  }
+  return await invoke<Project[]>('list_projects', { configuration })
+}
+
+export async function getProjectInfo(
+  projectName: string,
+  configuration?: Configuration
+): Promise<Project> {
+  if (!configuration) {
+    configuration = await readAppSettingsFile()
+  }
+  return await invoke<Project>('get_project_info', {
+    configuration,
+    projectName,
+  })
+}
+
+export async function login(host: string): Promise<string> {
+  return await invoke('login', { host })
+}
+
+export async function getUser(
+  token: string | undefined,
+  host: string
+): Promise<Models['User_type'] | Record<'error_code', unknown> | void> {
+  if (!token) {
+    console.error('token is undefined cannot call tauri getUser')
+    return
+  }
+
+  return await invoke<Models['User_type'] | Record<'error_code', unknown>>(
+    'get_user',
+    {
+      token: token,
+      hostname: host,
+    }
+  ).catch((err) => console.error('error from Tauri getUser', err))
+}
+
+export async function readDirRecursive(path: string): Promise<FileEntry[]> {
+  return await invoke<FileEntry[]>('read_dir_recursive', { path })
+}
+
+// Read the contents of the app settings.
+export async function readAppSettingsFile(): Promise<Configuration> {
+  return await invoke<Configuration>('read_app_settings_file')
+}
+
+// Write the contents of the app settings.
+export async function writeAppSettingsFile(
+  settings: Configuration
+): Promise<void> {
+  return await invoke('write_app_settings_file', { configuration: settings })
+}
+
+// Read project settings file.
+export async function readProjectSettingsFile(
+  appSettings: Configuration,
+  projectName: string
+): Promise<ProjectConfiguration> {
+  return await invoke<ProjectConfiguration>('read_project_settings_file', {
+    appSettings,
+    projectName,
+  })
+}
+
+// Write project settings file.
+export async function writeProjectSettingsFile(
+  appSettings: Configuration,
+  projectName: string,
+  settings: ProjectConfiguration
+): Promise<void> {
+  return await invoke('write_project_settings_file', {
+    appSettings,
+    projectName,
+    configuration: settings,
+  })
+}

src/lib/tauriFS.test.ts

@@ -1,11 +1,4 @@
-import {
-  deepFileFilter,
-  getNextProjectIndex,
-  getPartsCount,
-  interpolateProjectNameWithIndex,
-  isRelevantFileOrDir,
-} from './tauriFS'
-import type { FileEntry } from './types'
+import { getNextProjectIndex, interpolateProjectNameWithIndex } from './tauriFS'
 import { MAX_PADDING } from './constants'
 
 describe('Test project name utility functions', () => {
@@ -31,18 +24,22 @@ describe('Test project name utility functions', () => {
     {
       name: 'new-project-04.kcl',
       path: '/projects/new-project-04.kcl',
+      children: [],
     },
     {
       name: 'new-project-007.kcl',
       path: '/projects/new-project-007.kcl',
+      children: [],
     },
     {
       name: 'new-project-05.kcl',
       path: '/projects/new-project-05.kcl',
+      children: [],
     },
     {
       name: 'new-project-0.kcl',
       path: '/projects/new-project-0.kcl',
+      children: [],
     },
   ]
 
@@ -50,101 +47,3 @@ describe('Test project name utility functions', () => {
     expect(getNextProjectIndex('new-project-$n', testFiles)).toBe(8)
   })
 })
-
-describe('Test file tree utility functions', () => {
-  const baseFiles: FileEntry[] = [
-    {
-      name: 'show-me.kcl',
-      path: '/projects/show-me.kcl',
-    },
-    {
-      name: 'hide-me.jpg',
-      path: '/projects/hide-me.jpg',
-    },
-    {
-      name: '.gitignore',
-      path: '/projects/.gitignore',
-    },
-  ]
-
-  const filteredBaseFiles: FileEntry[] = [
-    {
-      name: 'show-me.kcl',
-      path: '/projects/show-me.kcl',
-    },
-  ]
-
-  it('Only includes files relevant to the project in a flat directory', () => {
-    expect(deepFileFilter(baseFiles, isRelevantFileOrDir)).toEqual(
-      filteredBaseFiles
-    )
-  })
-
-  const nestedFiles: FileEntry[] = [
-    ...baseFiles,
-    {
-      name: 'show-me',
-      path: '/projects/show-me',
-      children: [
-        {
-          name: 'show-me-nested',
-          path: '/projects/show-me/show-me-nested',
-          children: baseFiles,
-        },
-        {
-          name: 'hide-me',
-          path: '/projects/show-me/hide-me',
-          children: baseFiles.filter((file) => file.name !== 'show-me.kcl'),
-        },
-      ],
-    },
-    {
-      name: 'hide-me',
-      path: '/projects/hide-me',
-      children: baseFiles.filter((file) => file.name !== 'show-me.kcl'),
-    },
-  ]
-
-  const filteredNestedFiles: FileEntry[] = [
-    ...filteredBaseFiles,
-    {
-      name: 'show-me',
-      path: '/projects/show-me',
-      children: [
-        {
-          name: 'show-me-nested',
-          path: '/projects/show-me/show-me-nested',
-          children: filteredBaseFiles,
-        },
-      ],
-    },
-  ]
-
-  it('Only includes directories that include files relevant to the project in a nested directory', () => {
-    expect(deepFileFilter(nestedFiles, isRelevantFileOrDir)).toEqual(
-      filteredNestedFiles
-    )
-  })
-
-  const withHiddenDir: FileEntry[] = [
-    ...baseFiles,
-    {
-      name: '.hide-me',
-      path: '/projects/.hide-me',
-      children: baseFiles,
-    },
-  ]
-
-  it(`Hides folders that begin with a ".", even if they contain relevant files`, () => {
-    expect(deepFileFilter(withHiddenDir, isRelevantFileOrDir)).toEqual(
-      filteredBaseFiles
-    )
-  })
-
-  it(`Properly counts the number of relevant files and directories in a project`, () => {
-    expect(getPartsCount(nestedFiles)).toEqual({
-      kclFileCount: 2,
-      kclDirCount: 2,
-    })
-  })
-})

src/lib/tauriFS.ts

@@ -1,154 +1,19 @@
-import {
-  mkdir,
-  exists,
-  readTextFile,
-  writeTextFile,
-  stat,
-} from '@tauri-apps/plugin-fs'
-import { invoke } from '@tauri-apps/api/core'
-import {
-  appConfigDir,
-  documentDir,
-  homeDir,
-  join,
-  sep,
-} from '@tauri-apps/api/path'
+import { appConfigDir } from '@tauri-apps/api/path'
 import { isTauri } from './isTauri'
-import type { FileEntry, ProjectWithEntryPointMetadata } from 'lib/types'
+import type { FileEntry } from 'lib/types'
 import {
-  FILE_EXT,
   INDEX_IDENTIFIER,
   MAX_PADDING,
   ONBOARDING_PROJECT_NAME,
   PROJECT_ENTRYPOINT,
-  PROJECT_FOLDER,
-  RELEVANT_FILE_TYPES,
-  SETTINGS_FILE_EXT,
 } from 'lib/constants'
-import { SaveSettingsPayload, SettingsLevel } from './settings/settingsTypes'
-import { initPromise, tomlParse } from 'lang/wasm'
 import { bracket } from './exampleKcl'
 import { paths } from './paths'
-
-type PathWithPossibleError = {
-  path: string | null
-  error: Error | null
-}
-
-export async function getInitialDefaultDir() {
-  if (!isTauri()) return ''
-  let dir
-  try {
-    dir = await documentDir()
-  } catch (e) {
-    dir = await join(await homeDir(), 'Documents') // for headless Linux (eg. Github Actions)
-  }
-
-  return await join(dir, PROJECT_FOLDER)
-}
-
-// Initializes the project directory and returns the path
-// with any Errors that occurred
-export async function initializeProjectDirectory(
-  directory: string
-): Promise<PathWithPossibleError> {
-  let returnValue: PathWithPossibleError = {
-    path: null,
-    error: null,
-  }
-
-  if (!isTauri()) return returnValue
-
-  if (directory) {
-    returnValue = await testAndCreateDir(directory, returnValue)
-  }
-
-  // If the directory from settings does not exist or could not be created,
-  // use the default directory
-  if (returnValue.path === null) {
-    const INITIAL_DEFAULT_DIR = await getInitialDefaultDir()
-    const defaultReturnValue = await testAndCreateDir(
-      INITIAL_DEFAULT_DIR,
-      returnValue,
-      {
-        exists: 'Error checking default directory.',
-        create: 'Error creating default directory.',
-      }
-    )
-    returnValue.path = defaultReturnValue.path
-    returnValue.error =
-      returnValue.error === null ? defaultReturnValue.error : returnValue.error
-  }
-
-  return returnValue
-}
-
-async function testAndCreateDir(
-  directory: string,
-  returnValue = {
-    path: null,
-    error: null,
-  } as PathWithPossibleError,
-  errorMessages = {
-    exists:
-      'Error checking directory at path from saved settings. Using default.',
-    create:
-      'Error creating directory at path from saved settings. Using default.',
-  }
-): Promise<PathWithPossibleError> {
-  const dirExists = await exists(directory).catch((e) => {
-    console.error(`Error checking directory ${directory}. Original error:`, e)
-    return new Error(errorMessages.exists)
-  })
-
-  if (dirExists instanceof Error) {
-    returnValue.error = dirExists
-  } else if (dirExists === false) {
-    const newDirCreated = await mkdir(directory, { recursive: true }).catch(
-      (e) => {
-        console.error(
-          `Error creating directory ${directory}. Original error:`,
-          e
-        )
-        return new Error(errorMessages.create)
-      }
-    )
-
-    if (newDirCreated instanceof Error) {
-      returnValue.error = newDirCreated
-    } else {
-      returnValue.path = directory
-    }
-  } else if (dirExists === true) {
-    returnValue.path = directory
-  }
-
-  return returnValue
-}
-
-export function isProjectDirectory(fileOrDir: Partial<FileEntry>) {
-  return (
-    fileOrDir.children?.length &&
-    fileOrDir.children.some((child) => child.name === PROJECT_ENTRYPOINT)
-  )
-}
-
-// Read the contents of a directory
-// and return the valid projects
-export async function getProjectsInDir(projectDir: string) {
-  const readProjects = (
-    await invoke<FileEntry[]>('read_dir_recursive', { path: projectDir })
-  ).filter(isProjectDirectory)
-
-  const projectsWithMetadata = await Promise.all(
-    readProjects.map(async (p) => ({
-      entrypointMetadata: await stat(await join(p.path, PROJECT_ENTRYPOINT)),
-      ...p,
-    }))
-  )
-
-  return projectsWithMetadata
-}
+import {
+  createNewProjectDirectory,
+  listProjects,
+  readAppSettingsFile,
+} from './tauri'
 
 export const isHidden = (fileOrDir: FileEntry) =>
   !!fileOrDir.name?.startsWith('.')
@@ -156,97 +21,6 @@ export const isHidden = (fileOrDir: FileEntry) =>
 export const isDir = (fileOrDir: FileEntry) =>
   'children' in fileOrDir && fileOrDir.children !== undefined
 
-export function deepFileFilter(
-  entries: FileEntry[],
-  filterFn: (f: FileEntry) => boolean
-): FileEntry[] {
-  const filteredEntries: FileEntry[] = []
-  for (const fileOrDir of entries) {
-    if ('children' in fileOrDir && fileOrDir.children !== undefined) {
-      const filteredChildren = deepFileFilter(fileOrDir.children, filterFn)
-      if (filterFn(fileOrDir)) {
-        filteredEntries.push({
-          ...fileOrDir,
-          children: filteredChildren,
-        })
-      }
-    } else if (filterFn(fileOrDir)) {
-      filteredEntries.push(fileOrDir)
-    }
-  }
-  return filteredEntries
-}
-
-export function deepFileFilterFlat(
-  entries: FileEntry[],
-  filterFn: (f: FileEntry) => boolean
-): FileEntry[] {
-  const filteredEntries: FileEntry[] = []
-  for (const fileOrDir of entries) {
-    if ('children' in fileOrDir && fileOrDir.children !== undefined) {
-      const filteredChildren = deepFileFilterFlat(fileOrDir.children, filterFn)
-      if (filterFn(fileOrDir)) {
-        filteredEntries.push({
-          ...fileOrDir,
-          children: filteredChildren,
-        })
-      }
-      filteredEntries.push(...filteredChildren)
-    } else if (filterFn(fileOrDir)) {
-      filteredEntries.push(fileOrDir)
-    }
-  }
-  return filteredEntries
-}
-
-// Read the contents of a project directory
-// and return all relevant files and sub-directories recursively
-export async function readProject(projectDir: string) {
-  const readFiles = await invoke<FileEntry[]>('read_dir_recursive', {
-    path: projectDir,
-  })
-
-  return deepFileFilter(readFiles, isRelevantFileOrDir)
-}
-
-// Given a read project, return the number of .kcl files,
-// both in the root directory and in sub-directories,
-// and folders that contain at least one .kcl file
-export function getPartsCount(project: FileEntry[]) {
-  const flatProject = deepFileFilterFlat(project, isRelevantFileOrDir)
-
-  const kclFileCount = flatProject.filter((f) =>
-    f.name?.endsWith(FILE_EXT)
-  ).length
-  const kclDirCount = flatProject.filter((f) => f.children !== undefined).length
-
-  return {
-    kclFileCount,
-    kclDirCount,
-  }
-}
-
-// Determines if a file or directory is relevant to the project
-// i.e. not a hidden file or directory, and is a relevant file type
-// or contains at least one relevant file (even if it's nested)
-// or is a completely empty directory
-export function isRelevantFileOrDir(fileOrDir: FileEntry) {
-  let isRelevantDir = false
-  if ('children' in fileOrDir && fileOrDir.children !== undefined) {
-    isRelevantDir =
-      !isHidden(fileOrDir) &&
-      (fileOrDir.children.some(isRelevantFileOrDir) ||
-        fileOrDir.children.length === 0)
-  }
-  const isRelevantFile =
-    !isHidden(fileOrDir) &&
-    RELEVANT_FILE_TYPES.some((ext) => fileOrDir.name?.endsWith(ext))
-
-  return (
-    (isDir(fileOrDir) && isRelevantDir) || (!isDir(fileOrDir) && isRelevantFile)
-  )
-}
-
 // Deeply sort the files and directories in a project like VS Code does:
 // The main.kcl file is always first, then files, then directories
 // Files and directories are sorted alphabetically
@@ -279,47 +53,6 @@ export function sortProject(project: FileEntry[]): FileEntry[] {
   })
 }
 
-// Creates a new file in the default directory with the default project name
-// Returns the path to the new file
-export async function createNewProject(
-  path: string,
-  initCode = ''
-): Promise<ProjectWithEntryPointMetadata> {
-  if (!isTauri) {
-    throw new Error('createNewProject() can only be called from a Tauri app')
-  }
-
-  const dirExists = await exists(path)
-  if (!dirExists) {
-    await mkdir(path, { recursive: true }).catch((err) => {
-      console.error('Error creating new directory:', err)
-      throw err
-    })
-  }
-
-  await writeTextFile(await join(path, PROJECT_ENTRYPOINT), initCode).catch(
-    (err) => {
-      console.error('Error creating new file:', err)
-      throw err
-    }
-  )
-
-  const m = await stat(path)
-
-  return {
-    name: path.slice(path.lastIndexOf(sep()) + 1),
-    path: path,
-    entrypointMetadata: m,
-    children: [
-      {
-        name: PROJECT_ENTRYPOINT,
-        path: await join(path, PROJECT_ENTRYPOINT),
-        children: [],
-      },
-    ],
-  }
-}
-
 // create a regex to match the project name
 // replacing any instances of "$n" with a regex to match any number
 function interpolateProjectName(projectName: string) {
@@ -373,55 +106,6 @@ function getPaddedIdentifierRegExp() {
   return new RegExp(`${escapedIdentifier}(${escapedIdentifier.slice(-1)}*)`)
 }
 
-export async function getUserSettingsFilePath(
-  filename: string = SETTINGS_FILE_EXT
-) {
-  const dir = await appConfigDir()
-  return await join(dir, filename)
-}
-
-export async function readSettingsFile(
-  path: string
-): Promise<Partial<SaveSettingsPayload>> {
-  const dir = path.slice(0, path.lastIndexOf(sep()))
-
-  const dirExists = await exists(dir)
-  if (!dirExists) {
-    await mkdir(dir, { recursive: true })
-  }
-
-  const settingsExist = dirExists ? await exists(path) : false
-
-  if (!settingsExist) {
-    console.log(`Settings file does not exist at ${path}`)
-    return {}
-  }
-
-  try {
-    await initPromise
-    const settings = await readTextFile(path)
-    // We expect the settings to be under a top-level [settings] key
-    return tomlParse(settings).settings as Partial<SaveSettingsPayload>
-  } catch (e) {
-    console.error('Error reading settings file:', e)
-    return {}
-  }
-}
-
-export async function getSettingsFilePaths(
-  projectPath?: string
-): Promise<Partial<Record<SettingsLevel, string>>> {
-  const { user, project } = await getSettingsFolderPaths(projectPath)
-
-  return {
-    user: user + 'user' + SETTINGS_FILE_EXT,
-    project:
-      project !== undefined
-        ? project + (isTauri() ? sep() : '/') + 'project' + SETTINGS_FILE_EXT
-        : undefined,
-  }
-}
-
 export async function getSettingsFolderPaths(projectPath?: string) {
   const user = isTauri() ? await appConfigDir() : '/'
   const project = projectPath !== undefined ? projectPath : undefined
@@ -433,18 +117,15 @@ export async function getSettingsFolderPaths(projectPath?: string) {
 }
 
 export async function createAndOpenNewProject(
-  projectDirectory: string,
   navigate: (path: string) => void
 ) {
-  const projects = await getProjectsInDir(projectDirectory)
-  const nextIndex = await getNextProjectIndex(ONBOARDING_PROJECT_NAME, projects)
+  const configuration = await readAppSettingsFile()
+  const projects = await listProjects(configuration)
+  const nextIndex = getNextProjectIndex(ONBOARDING_PROJECT_NAME, projects)
   const name = interpolateProjectNameWithIndex(
     ONBOARDING_PROJECT_NAME,
     nextIndex
   )
-  const newFile = await createNewProject(
-    await join(projectDirectory, name),
-    bracket
-  )
+  const newFile = await createNewProjectDirectory(name, bracket, configuration)
   navigate(`${paths.FILE}/${encodeURIComponent(newFile.path)}`)
 }

src/lib/theme.ts

@@ -1,9 +1,26 @@
+import { AppTheme } from 'wasm-lib/kcl/bindings/AppTheme'
+
 export enum Themes {
   Light = 'light',
   Dark = 'dark',
   System = 'system',
 }
 
+export function appThemeToTheme(
+  theme: AppTheme | undefined
+): Themes | undefined {
+  switch (theme) {
+    case 'light':
+      return Themes.Light
+    case 'dark':
+      return Themes.Dark
+    case 'system':
+      return Themes.System
+    default:
+      return undefined
+  }
+}
+
 // Get the theme from the system settings manually
 export function getSystemTheme(): Exclude<Themes, 'system'> {
   return typeof globalThis.window !== 'undefined' &&

src/lib/types.ts

@@ -1,35 +1,22 @@
-import { type FileInfo } from '@tauri-apps/plugin-fs'
+import { FileEntry } from 'wasm-lib/kcl/bindings/FileEntry'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
+
+export type { FileEntry } from 'wasm-lib/kcl/bindings/FileEntry'
 
 export type IndexLoaderData = {
   code: string | null
-  project?: ProjectWithEntryPointMetadata
+  project?: Project
   file?: FileEntry
 }
 
 export type FileLoaderData = {
   code: string | null
-  project?: FileEntry | ProjectWithEntryPointMetadata
+  project?: FileEntry | Project
   file?: FileEntry
 }
 
-export type ProjectWithEntryPointMetadata = FileEntry & {
-  entrypointMetadata: FileInfo
-}
 export type HomeLoaderData = {
-  projects: ProjectWithEntryPointMetadata[]
-}
-
-// From https://github.com/tauri-apps/tauri/blob/1.x/tooling/api/src/fs.ts#L159
-// Removed from tauri v2
-export interface FileEntry {
-  path: string
-  /**
-   * Name of the directory/file
-   * can be null if the path terminates with `..`
-   */
-  name?: string
-  /** Children of this entry if it's a directory; null otherwise */
-  children?: FileEntry[]
+  projects: Project[]
 }
 
 // From the very helpful @jcalz on StackOverflow: https://stackoverflow.com/a/58436959/22753272

src/machines/authMachine.ts

@@ -2,8 +2,8 @@ import { createMachine, assign } from 'xstate'
 import { Models } from '@kittycad/lib'
 import withBaseURL from '../lib/withBaseURL'
 import { isTauri } from 'lib/isTauri'
-import { invoke } from '@tauri-apps/api/core'
 import { VITE_KC_API_BASE_URL } from 'env'
+import { getUser as getUserTauri } from 'lib/tauri'
 
 const SKIP_AUTH =
   import.meta.env.VITE_KC_SKIP_AUTH === 'true' && import.meta.env.DEV
@@ -129,10 +129,7 @@ async function getUser(context: UserContext) {
       })
         .then((res) => res.json())
         .catch((err) => console.error('error from Browser getUser', err))
-    : invoke<Models['User_type'] | Record<'error_code', unknown>>('get_user', {
-        token: context.token,
-        hostname: VITE_KC_API_BASE_URL,
-      }).catch((err) => console.error('error from Tauri getUser', err))
+    : getUserTauri(context.token, VITE_KC_API_BASE_URL)
 
   const user = await userPromise
 

src/machines/fileMachine.ts

@@ -1,5 +1,6 @@
 import { assign, createMachine } from 'xstate'
-import type { FileEntry, ProjectWithEntryPointMetadata } from 'lib/types'
+import type { FileEntry } from 'lib/types'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
 
 export const fileMachine = createMachine(
   {
@@ -9,7 +10,7 @@ export const fileMachine = createMachine(
     initial: 'Reading files',
 
     context: {
-      project: {} as ProjectWithEntryPointMetadata,
+      project: {} as Project,
       selectedDirectory: {} as FileEntry,
     },
 
@@ -154,7 +155,7 @@ export const fileMachine = createMachine(
         | { type: 'navigate'; data: { name: string } }
         | {
             type: 'done.invoke.read-files'
-            data: ProjectWithEntryPointMetadata
+            data: Project
           }
         | { type: 'assign'; data: { [key: string]: any } }
         | { type: 'Refresh' },

src/machines/homeMachine.ts

@@ -1,6 +1,6 @@
 import { assign, createMachine } from 'xstate'
-import { type ProjectWithEntryPointMetadata } from 'lib/types'
 import { HomeCommandSchema } from 'lib/commandBarConfigs/homeCommandConfig'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
 
 export const homeMachine = createMachine(
   {
@@ -10,7 +10,7 @@ export const homeMachine = createMachine(
     initial: 'Reading projects',
 
     context: {
-      projects: [] as ProjectWithEntryPointMetadata[],
+      projects: [] as Project[],
       defaultProjectName: '',
       defaultDirectory: '',
     },
@@ -145,7 +145,7 @@ export const homeMachine = createMachine(
         | { type: 'navigate'; data: { name: string } }
         | {
             type: 'done.invoke.read-projects'
-            data: ProjectWithEntryPointMetadata[]
+            data: Project[]
           }
         | { type: 'assign'; data: { [key: string]: any } },
     },
@@ -157,7 +157,7 @@ export const homeMachine = createMachine(
   {
     actions: {
       setProjects: assign((_, event) => {
-        return { projects: event.data as ProjectWithEntryPointMetadata[] }
+        return { projects: event.data as Project[] }
       }),
     },
   }

src/routes/Home.tsx

@@ -1,11 +1,9 @@
 import { FormEvent, useEffect } from 'react'
 import { remove, rename } from '@tauri-apps/plugin-fs'
 import {
-  createNewProject,
   getNextProjectIndex,
   interpolateProjectNameWithIndex,
   doesProjectNameNeedInterpolated,
-  getProjectsInDir,
 } from '../lib/tauriFS'
 import { ActionButton } from '../components/ActionButton'
 import { faArrowDown, faPlus } from '@fortawesome/free-solid-svg-icons'
@@ -14,10 +12,7 @@ import { AppHeader } from '../components/AppHeader'
 import ProjectCard from '../components/ProjectCard'
 import { useLoaderData, useNavigate, useSearchParams } from 'react-router-dom'
 import { Link } from 'react-router-dom'
-import {
-  type ProjectWithEntryPointMetadata,
-  type HomeLoaderData,
-} from 'lib/types'
+import { type HomeLoaderData } from 'lib/types'
 import Loading from '../components/Loading'
 import { useMachine } from '@xstate/react'
 import { homeMachine } from '../machines/homeMachine'
@@ -39,6 +34,8 @@ import { kclManager } from 'lib/singletons'
 import { useLspContext } from 'components/LspProvider'
 import { useRefreshSettings } from 'hooks/useRefreshSettings'
 import { LowerRightControls } from 'components/LowerRightControls'
+import { Project } from 'wasm-lib/kcl/bindings/Project'
+import { createNewProjectDirectory, listProjects } from 'lib/tauri'
 
 // This route only opens in the Tauri desktop context for now,
 // as defined in Router.tsx, so we can use the Tauri APIs and types.
@@ -94,7 +91,7 @@ const Home = () => {
     },
     services: {
       readProjects: async (context: ContextFrom<typeof homeMachine>) =>
-        getProjectsInDir(context.defaultDirectory),
+        listProjects(),
       createProject: async (
         context: ContextFrom<typeof homeMachine>,
         event: EventFrom<typeof homeMachine, 'Create project'>
@@ -110,7 +107,7 @@ const Home = () => {
           name = interpolateProjectNameWithIndex(name, nextIndex)
         }
 
-        await createNewProject(await join(context.defaultDirectory, name))
+        await createNewProjectDirectory(name)
 
         return `Successfully created "${name}"`
       },
@@ -181,7 +178,7 @@ const Home = () => {
 
   async function handleRenameProject(
     e: FormEvent<HTMLFormElement>,
-    project: ProjectWithEntryPointMetadata
+    project: Project
   ) {
     const { newProjectName } = Object.fromEntries(
       new FormData(e.target as HTMLFormElement)
@@ -192,7 +189,7 @@ const Home = () => {
     })
   }
 
-  async function handleDeleteProject(project: ProjectWithEntryPointMetadata) {
+  async function handleDeleteProject(project: Project) {
     send('Delete project', { data: { name: project.name || '' } })
   }
 
@@ -284,7 +281,7 @@ const Home = () => {
                 icon={{ icon: faPlus, iconClassName: 'p-1 w-4' }}
                 data-testid="home-new-file"
               >
-                New file
+                New project
               </ActionButton>
             </>
           )}

src/routes/Onboarding/Introduction.tsx

@@ -4,9 +4,7 @@ import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import { Themes, getSystemTheme } from 'lib/theme'
 import { bracket } from 'lib/exampleKcl'
 import {
-  createNewProject,
   getNextProjectIndex,
-  getProjectsInDir,
   interpolateProjectNameWithIndex,
 } from 'lib/tauriFS'
 import { isTauri } from 'lib/isTauri'
@@ -20,33 +18,21 @@ import {
   ONBOARDING_PROJECT_NAME,
   PROJECT_ENTRYPOINT,
 } from 'lib/constants'
+import { createNewProjectDirectory, listProjects } from 'lib/tauri'
 
 function OnboardingWithNewFile() {
   const navigate = useNavigate()
   const dismiss = useDismiss()
   const next = useNextClick(onboardingPaths.INDEX)
-  const {
-    settings: {
-      context: {
-        app: { projectDirectory },
-      },
-    },
-  } = useSettingsAuthContext()
 
   async function createAndOpenNewProject() {
-    const projects = await getProjectsInDir(projectDirectory.current)
-    const nextIndex = await getNextProjectIndex(
-      ONBOARDING_PROJECT_NAME,
-      projects
-    )
+    const projects = await listProjects()
+    const nextIndex = getNextProjectIndex(ONBOARDING_PROJECT_NAME, projects)
     const name = interpolateProjectNameWithIndex(
       ONBOARDING_PROJECT_NAME,
       nextIndex
     )
-    const newFile = await createNewProject(
-      await join(projectDirectory.current, name),
-      bracket
-    )
+    const newFile = await createNewProjectDirectory(name, bracket)
     navigate(
       `${paths.FILE}/${encodeURIComponent(
         await join(newFile.path, PROJECT_ENTRYPOINT)

src/routes/Settings.tsx

@@ -10,15 +10,10 @@ import { useHotkeys } from 'react-hotkeys-hook'
 import { paths } from 'lib/paths'
 import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import { useDotDotSlash } from 'hooks/useDotDotSlash'
-import {
-  createAndOpenNewProject,
-  getInitialDefaultDir,
-  getSettingsFolderPaths,
-} from 'lib/tauriFS'
+import { createAndOpenNewProject, getSettingsFolderPaths } from 'lib/tauriFS'
 import { sep } from '@tauri-apps/api/path'
 import { isTauri } from 'lib/isTauri'
 import toast from 'react-hot-toast'
-import { invoke } from '@tauri-apps/api/core'
 import React, { Fragment, useMemo, useRef, useState } from 'react'
 import { Setting } from 'lib/settings/initialSettings'
 import decamelize from 'decamelize'
@@ -31,6 +26,7 @@ import {
   shouldHideSetting,
   shouldShowSettingInput,
 } from 'lib/settings/settingsUtils'
+import { getInitialDefaultDir, showInFolder } from 'lib/tauri'
 
 export const APP_VERSION = import.meta.env.PACKAGE_VERSION || 'unknown'
 
@@ -70,7 +66,7 @@ export const Settings = () => {
     if (isFileSettings) {
       navigate(dotDotSlash(1) + paths.ONBOARDING.INDEX)
     } else {
-      createAndOpenNewProject(context.app.projectDirectory.current, navigate)
+      createAndOpenNewProject(navigate)
     }
   }
 
@@ -302,9 +298,7 @@ export const Settings = () => {
                                 ? decodeURIComponent(projectPath)
                                 : undefined
                             )
-                            void invoke('show_in_folder', {
-                              path: paths[settingsLevel],
-                            })
+                            showInFolder(paths[settingsLevel])
                           }}
                           icon={{
                             icon: 'folder',

src/routes/SignIn.tsx

@@ -1,11 +1,11 @@
 import { ActionButton } from '../components/ActionButton'
 import { isTauri } from '../lib/isTauri'
-import { invoke } from '@tauri-apps/api/core'
 import { VITE_KC_SITE_BASE_URL, VITE_KC_API_BASE_URL } from '../env'
 import { Themes, getSystemTheme } from '../lib/theme'
 import { paths } from 'lib/paths'
 import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import { APP_NAME } from 'lib/constants'
+import { login } from 'lib/tauri'
 
 const SignIn = () => {
   const {
@@ -28,9 +28,7 @@ const SignIn = () => {
   const signInTauri = async () => {
     // We want to invoke our command to login via device auth.
     try {
-      const token: string = await invoke('login', {
-        host: VITE_KC_API_BASE_URL,
-      })
+      const token: string = await login(VITE_KC_API_BASE_URL)
       send({ type: 'Log in', token })
     } catch (error) {
       console.error('Error with login button', error)

src/wasm-lib/Cargo.lock

@@ -582,7 +582,7 @@ dependencies = [
  "anstream",
  "anstyle",
  "clap_lex",
- "strsim",
+ "strsim 0.11.0",
  "unicase",
  "unicode-width",
 ]
@@ -849,6 +849,41 @@ dependencies = [
  "syn 2.0.60",
 ]
 
+[[package]]
+name = "darling"
+version = "0.20.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54e36fcd13ed84ffdfda6f5be89b31287cbb80c439841fe69e04841435464391"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.20.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c2cf1c23a687a1feeb728783b993c4e1ad83d99f351801977dd809b48d0a70f"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim 0.10.0",
+ "syn 2.0.60",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.20.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a668eda54683121533a393014d8692171709ff57a7d61f187b6e782719f8933f"
+dependencies = [
+ "darling_core",
+ "quote",
+ "syn 2.0.60",
+]
+
 [[package]]
 name = "dashmap"
 version = "5.5.3"
@@ -927,7 +962,7 @@ dependencies = [
 
 [[package]]
 name = "derive-docs"
-version = "0.1.16"
+version = "0.1.17"
 dependencies = [
  "Inflector",
  "anyhow",
@@ -1664,6 +1699,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
 [[package]]
 name = "idna"
 version = "0.5.0"
@@ -1854,7 +1895,7 @@ dependencies = [
 
 [[package]]
 name = "kcl-lib"
-version = "0.1.50"
+version = "0.1.51"
 dependencies = [
  "anyhow",
  "approx 0.5.1",
@@ -1895,11 +1936,13 @@ dependencies = [
  "thiserror",
  "tokio",
  "tokio-tungstenite",
+ "toml",
  "tower-lsp",
  "ts-rs",
  "twenty-twenty",
  "url",
  "uuid",
+ "validator",
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "web-sys",
@@ -3721,6 +3764,12 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e9557cb6521e8d009c51a8666f09356f4b817ba9ba0981a305bd86aee47bd35c"
 
+[[package]]
+name = "strsim"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
+
 [[package]]
 name = "strsim"
 version = "0.11.0"
@@ -4337,6 +4386,7 @@ version = "7.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc2cae1fc5d05d47aa24b64f9a4f7cba24cdc9187a2084dd97ac57bef5eccae6"
 dependencies = [
+ "chrono",
  "thiserror",
  "ts-rs-macros",
  "url",
@@ -4521,6 +4571,36 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "validator"
+version = "0.18.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db79c75af171630a3148bd3e6d7c4f42b6a9a014c2945bc5ed0020cbb8d9478e"
+dependencies = [
+ "idna",
+ "once_cell",
+ "regex",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "url",
+ "validator_derive",
+]
+
+[[package]]
+name = "validator_derive"
+version = "0.18.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55591299b7007f551ed1eb79a684af7672c19c3193fb9e0a31936987bb2438ec"
+dependencies = [
+ "darling",
+ "once_cell",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.60",
+]
+
 [[package]]
 name = "valuable"
 version = "0.1.0"

src/wasm-lib/derive-docs/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "derive-docs"
 description = "A tool for generating documentation from Rust derive macros"
-version = "0.1.16"
+version = "0.1.17"
 edition = "2021"
 license = "MIT"
 repository = "https://github.com/KittyCAD/modeling-app"

src/wasm-lib/derive-docs/src/lib.rs

@@ -783,8 +783,7 @@ fn generate_code_block_test(
             let tokens = crate::token::lexer(#code_block).unwrap();
             let parser = crate::parser::Parser::new(tokens);
             let program = parser.ast().unwrap();
-            let units = kittycad::types::UnitLength::Mm;
-            let ctx = crate::executor::ExecutorContext::new(ws, units.clone()).await.unwrap();
+            let ctx = crate::executor::ExecutorContext::new(ws, Default::default()).await.unwrap();
 
             ctx.run(program, None).await.unwrap();
 

src/wasm-lib/derive-docs/tests/array.gen

@@ -28,8 +28,7 @@ mod test_examples_show {
         let tokens = crate::token::lexer("This is another code block.\nyes sirrr.\nshow").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();
@@ -105,8 +104,7 @@ mod test_examples_show {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nshow").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/box.gen

@@ -28,8 +28,7 @@ mod test_examples_show {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nshow").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/doc_comment_with_code.gen

@@ -29,8 +29,7 @@ mod test_examples_my_func {
             crate::token::lexer("This is another code block.\nyes sirrr.\nmyFunc").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();
@@ -106,8 +105,7 @@ mod test_examples_my_func {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nmyFunc").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/doc_comment_with_code_on_ignored_function.gen

@@ -30,8 +30,7 @@ mod test_examples_import {
             crate::token::lexer("This is another code block.\nyes sirrr.\nimport").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();
@@ -108,8 +107,7 @@ mod test_examples_import {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nimport").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/lineTo.gen

@@ -29,8 +29,7 @@ mod test_examples_line_to {
             crate::token::lexer("This is another code block.\nyes sirrr.\nlineTo").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();
@@ -106,8 +105,7 @@ mod test_examples_line_to {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nlineTo").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/min.gen

@@ -28,8 +28,7 @@ mod test_examples_min {
         let tokens = crate::token::lexer("This is another code block.\nyes sirrr.\nmin").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();
@@ -105,8 +104,7 @@ mod test_examples_min {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nmin").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/option.gen

@@ -28,8 +28,7 @@ mod test_examples_show {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nshow").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/option_input_format.gen

@@ -28,8 +28,7 @@ mod test_examples_import {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nimport").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/return_vec_box_sketch_group.gen

@@ -28,8 +28,7 @@ mod test_examples_import {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nimport").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/return_vec_sketch_group.gen

@@ -28,8 +28,7 @@ mod test_examples_import {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nimport").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/derive-docs/tests/show.gen

@@ -28,8 +28,7 @@ mod test_examples_show {
         let tokens = crate::token::lexer("This is code.\nIt does other shit.\nshow").unwrap();
         let parser = crate::parser::Parser::new(tokens);
         let program = parser.ast().unwrap();
-        let units = kittycad::types::UnitLength::Mm;
-        let ctx = crate::executor::ExecutorContext::new(ws, units.clone())
+        let ctx = crate::executor::ExecutorContext::new(ws, Default::default())
             .await
             .unwrap();
         ctx.run(program, None).await.unwrap();

src/wasm-lib/kcl/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "kcl-lib"
 description = "KittyCAD Language implementation and tools"
-version = "0.1.50"
+version = "0.1.51"
 edition = "2021"
 license = "MIT"
 repository = "https://github.com/KittyCAD/modeling-app"
@@ -19,7 +19,7 @@ chrono = "0.4.38"
 clap = { version = "4.5.4", features = ["cargo", "derive", "env", "unicode"], optional = true }
 dashmap = "5.5.3"
 databake = { version = "0.1.7", features = ["derive"] }
-derive-docs = { version = "0.1.16",  path = "../derive-docs" }
+derive-docs = { version = "0.1.17",  path = "../derive-docs" }
 form_urlencoded = "1.2.1"
 futures = { version = "0.3.30" }
 git_rev = "0.1.0"
@@ -37,9 +37,11 @@ serde = { version = "1.0.198", features = ["derive"] }
 serde_json = "1.0.116"
 sha2 = "0.10.8"
 thiserror = "1.0.59"
-ts-rs = { version = "7.1.1", features = ["uuid-impl", "url-impl"] }
+toml = "0.8.12"
+ts-rs = { version = "7.1.1", features = ["uuid-impl", "url-impl", "chrono-impl"] }
 url = { version = "2.5.0", features = ["serde"] }
 uuid = { version = "1.8.0", features = ["v4", "js", "serde"] }
+validator = { version = "0.18.1", features = ["derive"] }
 winnow = "0.5.40"
 zip = { version = "0.6.6", default-features = false }
 

src/wasm-lib/kcl/src/executor.rs

@@ -1000,21 +1000,39 @@ pub struct ExecutorContext {
     pub engine: Arc<Box<dyn EngineManager>>,
     pub fs: Arc<FileManager>,
     pub stdlib: Arc<StdLib>,
-    pub units: kittycad::types::UnitLength,
+    pub settings: ExecutorSettings,
     /// Mock mode is only for the modeling app when they just want to mock engine calls and not
     /// actually make them.
     pub is_mock: bool,
 }
 
+/// The executor settings.
+#[derive(Debug, Clone)]
+pub struct ExecutorSettings {
+    /// The unit to use in modeling dimensions.
+    pub units: crate::settings::types::UnitLength,
+    /// Highlight edges of 3D objects?
+    pub highlight_edges: bool,
+}
+
+impl Default for ExecutorSettings {
+    fn default() -> Self {
+        Self {
+            units: Default::default(),
+            highlight_edges: true,
+        }
+    }
+}
+
 impl ExecutorContext {
     /// Create a new default executor context.
     #[cfg(not(target_arch = "wasm32"))]
-    pub async fn new(ws: reqwest::Upgraded, units: kittycad::types::UnitLength) -> Result<Self> {
+    pub async fn new(ws: reqwest::Upgraded, settings: ExecutorSettings) -> Result<Self> {
         Ok(Self {
             engine: Arc::new(Box::new(crate::engine::conn::EngineConnection::new(ws).await?)),
             fs: Arc::new(FileManager::new()),
             stdlib: Arc::new(StdLib::new()),
-            units,
+            settings,
             is_mock: false,
         })
     }
@@ -1033,7 +1051,7 @@ impl ExecutorContext {
                 uuid::Uuid::new_v4(),
                 SourceRange::default(),
                 kittycad::types::ModelingCmd::SetSceneUnits {
-                    unit: self.units.clone(),
+                    unit: self.settings.units.clone().into(),
                 },
             )
             .await?;
@@ -1266,8 +1284,8 @@ impl ExecutorContext {
     }
 
     /// Update the units for the executor.
-    pub fn update_units(&mut self, units: kittycad::types::UnitLength) {
-        self.units = units;
+    pub fn update_units(&mut self, units: crate::settings::types::UnitLength) {
+        self.settings.units = units;
     }
 }
 
@@ -1343,7 +1361,7 @@ mod tests {
             engine: Arc::new(Box::new(crate::engine::conn_mock::EngineConnection::new().await?)),
             fs: Arc::new(crate::fs::FileManager::new()),
             stdlib: Arc::new(crate::std::StdLib::new()),
-            units: kittycad::types::UnitLength::Mm,
+            settings: Default::default(),
             is_mock: false,
         };
         let memory = ctx.run(program, None).await?;

src/wasm-lib/kcl/src/lib.rs

@@ -13,6 +13,7 @@ pub mod executor;
 pub mod fs;
 pub mod lsp;
 pub mod parser;
+pub mod settings;
 pub mod std;
 pub mod thread;
 pub mod token;

src/wasm-lib/kcl/src/lsp/kcl/custom_notifications.rs

@@ -3,6 +3,8 @@
 use serde::{Deserialize, Serialize};
 use tower_lsp::lsp_types::notification::Notification;
 
+use crate::settings::types::UnitLength;
+
 /// A notification that the AST has changed.
 #[derive(Debug)]
 pub enum AstUpdated {}
@@ -30,56 +32,6 @@ pub struct TextDocumentIdentifier {
     pub uri: url::Url,
 }
 
-/// The valid types of length units.
-#[derive(Debug, Eq, PartialEq, Clone, Deserialize, Serialize, ts_rs::TS)]
-#[ts(export)]
-pub enum UnitLength {
-    /// Centimeters <https://en.wikipedia.org/wiki/Centimeter>
-    #[serde(rename = "cm")]
-    Cm,
-    /// Feet <https://en.wikipedia.org/wiki/Foot_(unit)>
-    #[serde(rename = "ft")]
-    Ft,
-    /// Inches <https://en.wikipedia.org/wiki/Inch>
-    #[serde(rename = "in")]
-    In,
-    /// Meters <https://en.wikipedia.org/wiki/Meter>
-    #[serde(rename = "m")]
-    M,
-    /// Millimeters <https://en.wikipedia.org/wiki/Millimeter>
-    #[serde(rename = "mm")]
-    Mm,
-    /// Yards <https://en.wikipedia.org/wiki/Yard>
-    #[serde(rename = "yd")]
-    Yd,
-}
-
-impl From<kittycad::types::UnitLength> for UnitLength {
-    fn from(unit: kittycad::types::UnitLength) -> Self {
-        match unit {
-            kittycad::types::UnitLength::Cm => UnitLength::Cm,
-            kittycad::types::UnitLength::Ft => UnitLength::Ft,
-            kittycad::types::UnitLength::In => UnitLength::In,
-            kittycad::types::UnitLength::M => UnitLength::M,
-            kittycad::types::UnitLength::Mm => UnitLength::Mm,
-            kittycad::types::UnitLength::Yd => UnitLength::Yd,
-        }
-    }
-}
-
-impl From<UnitLength> for kittycad::types::UnitLength {
-    fn from(unit: UnitLength) -> Self {
-        match unit {
-            UnitLength::Cm => kittycad::types::UnitLength::Cm,
-            UnitLength::Ft => kittycad::types::UnitLength::Ft,
-            UnitLength::In => kittycad::types::UnitLength::In,
-            UnitLength::M => kittycad::types::UnitLength::M,
-            UnitLength::Mm => kittycad::types::UnitLength::Mm,
-            UnitLength::Yd => kittycad::types::UnitLength::Yd,
-        }
-    }
-}
-
 #[derive(Debug, Eq, PartialEq, Clone, Deserialize, Serialize, ts_rs::TS)]
 #[serde(rename_all = "camelCase")]
 #[ts(export)]

src/wasm-lib/kcl/src/lsp/kcl/mod.rs

@@ -575,8 +575,7 @@ impl Backend {
                 false
             };
 
-            let units: kittycad::types::UnitLength = params.units.into();
-            if executor_ctx.units == units
+            if executor_ctx.settings.units == params.units
                 && !self.has_diagnostics(params.text_document.uri.as_ref()).await
                 && has_memory
             {
@@ -585,7 +584,7 @@ impl Backend {
             }
 
             // Set the engine units.
-            executor_ctx.update_units(units);
+            executor_ctx.update_units(params.units);
 
             // Update the locked executor context.
             self.set_executor_ctx(executor_ctx.clone()).await;

src/wasm-lib/kcl/src/lsp/tests.rs

@@ -53,7 +53,7 @@ async fn kcl_lsp_server(execute: bool) -> Result<crate::lsp::kcl::Backend> {
             .modeling()
             .commands_ws(None, None, None, None, None, None, Some(false))
             .await?;
-        Some(crate::executor::ExecutorContext::new(ws, kittycad::types::UnitLength::Mm).await?)
+        Some(crate::executor::ExecutorContext::new(ws, Default::default()).await?)
     } else {
         None
     };
@@ -1654,8 +1654,8 @@ const part001 = cube([0,0], 20)
     // Make sure the memory is the same.
     assert_eq!(memory, server.memory_map.get("file:///test.kcl").await.unwrap().clone());
 
-    let units = server.executor_ctx.read().await.clone().unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx.read().await.clone().unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Update the units.
     server
@@ -1663,15 +1663,15 @@ const part001 = cube([0,0], 20)
             text_document: crate::lsp::kcl::custom_notifications::TextDocumentIdentifier {
                 uri: "file:///test.kcl".try_into().unwrap(),
             },
-            units: crate::lsp::kcl::custom_notifications::UnitLength::M,
+            units: crate::settings::types::UnitLength::M,
             text: same_text.clone(),
         })
         .await
         .unwrap();
     server.wait_on_handle().await;
 
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::M);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::M);
 
     // Make sure it forced a memory update.
     assert!(memory != server.memory_map.get("file:///test.kcl").await.unwrap().clone());
@@ -2210,8 +2210,8 @@ async fn serial_test_kcl_lsp_code_and_ast_units_unchanged_but_has_diagnostics_re
     let memory = server.memory_map.get("file:///test.kcl").await.unwrap().clone();
     assert_eq!(memory, ProgramMemory::default());
 
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Update the units to the _same_ units.
     server
@@ -2219,15 +2219,15 @@ async fn serial_test_kcl_lsp_code_and_ast_units_unchanged_but_has_diagnostics_re
             text_document: crate::lsp::kcl::custom_notifications::TextDocumentIdentifier {
                 uri: "file:///test.kcl".try_into().unwrap(),
             },
-            units: crate::lsp::kcl::custom_notifications::UnitLength::Mm,
+            units: crate::settings::types::UnitLength::Mm,
             text: code.to_string(),
         })
         .await
         .unwrap();
     server.wait_on_handle().await;
 
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").await.unwrap().clone();
@@ -2295,8 +2295,8 @@ async fn serial_test_kcl_lsp_code_and_ast_units_unchanged_but_has_memory_reexecu
     let memory = server.memory_map.get("file:///test.kcl").await.unwrap().clone();
     assert_eq!(memory, ProgramMemory::default());
 
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Update the units to the _same_ units.
     server
@@ -2304,15 +2304,15 @@ async fn serial_test_kcl_lsp_code_and_ast_units_unchanged_but_has_memory_reexecu
             text_document: crate::lsp::kcl::custom_notifications::TextDocumentIdentifier {
                 uri: "file:///test.kcl".try_into().unwrap(),
             },
-            units: crate::lsp::kcl::custom_notifications::UnitLength::Mm,
+            units: crate::settings::types::UnitLength::Mm,
             text: code.to_string(),
         })
         .await
         .unwrap();
     server.wait_on_handle().await;
 
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").await.unwrap().clone();
@@ -2381,21 +2381,21 @@ async fn serial_test_kcl_lsp_cant_execute_set() {
     assert_eq!(memory, ProgramMemory::default());
 
     // Update the units to the _same_ units.
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
     server
         .update_units(crate::lsp::kcl::custom_notifications::UpdateUnitsParams {
             text_document: crate::lsp::kcl::custom_notifications::TextDocumentIdentifier {
                 uri: "file:///test.kcl".try_into().unwrap(),
             },
-            units: crate::lsp::kcl::custom_notifications::UnitLength::Mm,
+            units: crate::settings::types::UnitLength::Mm,
             text: code.to_string(),
         })
         .await
         .unwrap();
     server.wait_on_handle().await;
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").await.unwrap().clone();
@@ -2431,21 +2431,21 @@ async fn serial_test_kcl_lsp_cant_execute_set() {
     assert_eq!(server.can_execute().await, false);
 
     // Update the units to the _same_ units.
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
     server
         .update_units(crate::lsp::kcl::custom_notifications::UpdateUnitsParams {
             text_document: crate::lsp::kcl::custom_notifications::TextDocumentIdentifier {
                 uri: "file:///test.kcl".try_into().unwrap(),
             },
-            units: crate::lsp::kcl::custom_notifications::UnitLength::Mm,
+            units: crate::settings::types::UnitLength::Mm,
             text: code.to_string(),
         })
         .await
         .unwrap();
     server.wait_on_handle().await;
-    let units = server.executor_ctx().await.unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx().await.unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").await.unwrap().clone();
@@ -2472,21 +2472,21 @@ async fn serial_test_kcl_lsp_cant_execute_set() {
     assert_eq!(server.can_execute().await, true);
 
     // Update the units to the _same_ units.
-    let units = server.executor_ctx.read().await.clone().unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx.read().await.clone().unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
     server
         .update_units(crate::lsp::kcl::custom_notifications::UpdateUnitsParams {
             text_document: crate::lsp::kcl::custom_notifications::TextDocumentIdentifier {
                 uri: "file:///test.kcl".try_into().unwrap(),
             },
-            units: crate::lsp::kcl::custom_notifications::UnitLength::Mm,
+            units: crate::settings::types::UnitLength::Mm,
             text: code.to_string(),
         })
         .await
         .unwrap();
     server.wait_on_handle().await;
-    let units = server.executor_ctx.read().await.clone().unwrap().units;
-    assert_eq!(units, kittycad::types::UnitLength::Mm);
+    let units = server.executor_ctx.read().await.clone().unwrap().settings.units;
+    assert_eq!(units, crate::settings::types::UnitLength::Mm);
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").await.unwrap().clone();

src/wasm-lib/kcl/src/settings/mod.rs

@@ -0,0 +1,5 @@
+//! This module contains settings for kcl projects as well as the modeling app.
+
+pub mod types;
+#[cfg(not(target_arch = "wasm32"))]
+pub mod utils;

src/wasm-lib/kcl/src/settings/types/file.rs

@@ -0,0 +1,198 @@
+//! Types for interacting with files in projects.
+
+use anyhow::Result;
+use parse_display::{Display, FromStr};
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+
+/// Information about project.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct Project {
+    #[serde(flatten)]
+    pub file: FileEntry,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub metadata: Option<FileMetadata>,
+    #[serde(default)]
+    #[ts(type = "number")]
+    pub kcl_file_count: u64,
+    #[serde(default)]
+    #[ts(type = "number")]
+    pub directory_count: u64,
+}
+
+impl Project {
+    /// Populate the number of KCL files in the project.
+    pub fn populate_kcl_file_count(&mut self) -> Result<()> {
+        let mut count = 0;
+        if let Some(children) = &self.file.children {
+            for entry in children.iter() {
+                if entry.name.ends_with(".kcl") {
+                    count += 1;
+                } else {
+                    count += entry.kcl_file_count();
+                }
+            }
+        }
+
+        self.kcl_file_count = count;
+        Ok(())
+    }
+
+    /// Populate the number of directories in the project.
+    pub fn populate_directory_count(&mut self) -> Result<()> {
+        let mut count = 0;
+        if let Some(children) = &self.file.children {
+            for entry in children.iter() {
+                count += entry.directory_count();
+            }
+        }
+
+        self.directory_count = count;
+        Ok(())
+    }
+}
+
+/// Information about a file or directory.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct FileEntry {
+    pub path: String,
+    pub name: String,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub children: Option<Vec<FileEntry>>,
+}
+
+impl FileEntry {
+    /// Recursively get the number of kcl files in the file entry.
+    pub fn kcl_file_count(&self) -> u64 {
+        let mut count = 0;
+        if let Some(children) = &self.children {
+            for entry in children.iter() {
+                if entry.name.ends_with(".kcl") {
+                    count += 1;
+                } else {
+                    count += entry.kcl_file_count();
+                }
+            }
+        }
+        count
+    }
+
+    /// Recursively get the number of directories in the file entry.
+    pub fn directory_count(&self) -> u64 {
+        let mut count = 0;
+        if let Some(children) = &self.children {
+            for entry in children.iter() {
+                if entry.children.is_some() {
+                    count += 1;
+                }
+            }
+        }
+        count
+    }
+}
+
+/// Metadata about a file or directory.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct FileMetadata {
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub accessed: Option<chrono::DateTime<chrono::Utc>>,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub created: Option<chrono::DateTime<chrono::Utc>>,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub r#type: Option<FileType>,
+    #[serde(default)]
+    #[ts(type = "number")]
+    pub size: u64,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub modified: Option<chrono::DateTime<chrono::Utc>>,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub permission: Option<FilePermission>,
+}
+
+/// The type of a file.
+#[derive(Debug, Copy, Clone, Deserialize, Serialize, JsonSchema, Display, FromStr, ts_rs::TS, PartialEq, Eq)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+#[display(style = "snake_case")]
+pub enum FileType {
+    /// A file.
+    File,
+    /// A directory.
+    Directory,
+    /// A symbolic link.
+    Symlink,
+}
+
+/// The permissions of a file.
+#[derive(Debug, Copy, Clone, Deserialize, Serialize, JsonSchema, Display, FromStr, ts_rs::TS, PartialEq, Eq)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+#[display(style = "snake_case")]
+pub enum FilePermission {
+    /// Read permission.
+    Read,
+    /// Write permission.
+    Write,
+    /// Execute permission.
+    Execute,
+}
+
+impl From<std::fs::FileType> for FileType {
+    fn from(file_type: std::fs::FileType) -> Self {
+        if file_type.is_file() {
+            FileType::File
+        } else if file_type.is_dir() {
+            FileType::Directory
+        } else if file_type.is_symlink() {
+            FileType::Symlink
+        } else {
+            unreachable!()
+        }
+    }
+}
+
+impl From<std::fs::Permissions> for FilePermission {
+    fn from(permissions: std::fs::Permissions) -> Self {
+        #[cfg(unix)]
+        {
+            use std::os::unix::fs::PermissionsExt;
+            let mode = permissions.mode();
+            if mode & 0o400 != 0 {
+                FilePermission::Read
+            } else if mode & 0o200 != 0 {
+                FilePermission::Write
+            } else if mode & 0o100 != 0 {
+                FilePermission::Execute
+            } else {
+                unreachable!()
+            }
+        }
+        #[cfg(not(unix))]
+        {
+            if permissions.readonly() {
+                FilePermission::Read
+            } else {
+                FilePermission::Write
+            }
+        }
+    }
+}
+
+impl From<std::fs::Metadata> for FileMetadata {
+    fn from(metadata: std::fs::Metadata) -> Self {
+        Self {
+            accessed: metadata.accessed().ok().map(|t| t.into()),
+            created: metadata.created().ok().map(|t| t.into()),
+            r#type: Some(metadata.file_type().into()),
+            size: metadata.len(),
+            modified: metadata.modified().ok().map(|t| t.into()),
+            permission: Some(metadata.permissions().into()),
+        }
+    }
+}

src/wasm-lib/kcl/src/settings/types/mod.rs

@@ -0,0 +1,930 @@
+//! Types for kcl project and modeling-app settings.
+
+pub mod file;
+pub mod project;
+
+use anyhow::Result;
+use parse_display::{Display, FromStr};
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+use validator::{Validate, ValidateRange};
+
+const DEFAULT_THEME_COLOR: f64 = 264.5;
+const DEFAULT_PROJECT_KCL_FILE: &str = "main.kcl";
+const DEFAULT_PROJECT_NAME_TEMPLATE: &str = "project-$nnn";
+
+/// High level configuration.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Validate)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct Configuration {
+    /// The settings for the modeling app.
+    #[serde(default, skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub settings: Settings,
+}
+
+impl Configuration {
+    // TODO: remove this when we remove backwards compatibility with the old settings file.
+    pub fn backwards_compatible_toml_parse(toml_str: &str) -> Result<Self> {
+        let mut settings = toml::from_str::<Self>(toml_str)?;
+
+        if let Some(project_directory) = &settings.settings.app.project_directory {
+            if settings.settings.project.directory.to_string_lossy().is_empty() {
+                settings.settings.project.directory = project_directory.clone();
+                settings.settings.app.project_directory = None;
+            }
+        }
+
+        if let Some(theme) = &settings.settings.app.theme {
+            if settings.settings.app.appearance.theme == AppTheme::default() {
+                settings.settings.app.appearance.theme = *theme;
+                settings.settings.app.theme = None;
+            }
+        }
+
+        if let Some(theme_color) = &settings.settings.app.theme_color {
+            if settings.settings.app.appearance.color == AppColor::default() {
+                settings.settings.app.appearance.color = theme_color.clone().into();
+                settings.settings.app.theme_color = None;
+            }
+        }
+
+        if let Some(enable_ssao) = settings.settings.app.enable_ssao {
+            if settings.settings.modeling.enable_ssao.into() {
+                settings.settings.modeling.enable_ssao = enable_ssao.into();
+                settings.settings.app.enable_ssao = None;
+            }
+        }
+
+        settings.validate()?;
+
+        Ok(settings)
+    }
+
+    #[cfg(not(target_arch = "wasm32"))]
+    /// Initialize the project directory.
+    pub async fn ensure_project_directory_exists(&self) -> Result<std::path::PathBuf> {
+        let project_dir = &self.settings.project.directory;
+
+        // Check if the directory exists.
+        if !project_dir.exists() {
+            // Create the directory.
+            tokio::fs::create_dir_all(project_dir).await?;
+        }
+
+        Ok(project_dir.clone())
+    }
+
+    #[cfg(not(target_arch = "wasm32"))]
+    /// Create a new project directory.
+    pub async fn create_new_project_directory(
+        &self,
+        project_name: &str,
+        initial_code: Option<&str>,
+    ) -> Result<crate::settings::types::file::Project> {
+        let main_dir = &self.ensure_project_directory_exists().await?;
+
+        if project_name.is_empty() {
+            return Err(anyhow::anyhow!("Project name cannot be empty."));
+        }
+
+        // Create the project directory.
+        let project_dir = main_dir.join(project_name);
+
+        // Create the directory.
+        if !project_dir.exists() {
+            tokio::fs::create_dir_all(&project_dir).await?;
+        }
+
+        // Write the initial project file.
+        let project_file = project_dir.join(DEFAULT_PROJECT_KCL_FILE);
+        tokio::fs::write(&project_file, initial_code.unwrap_or_default()).await?;
+
+        Ok(crate::settings::types::file::Project {
+            file: crate::settings::types::file::FileEntry {
+                path: project_dir.to_string_lossy().to_string(),
+                name: project_name.to_string(),
+                // We don't need to recursively get all files in the project directory.
+                // Because we just created it and it's empty.
+                children: None,
+            },
+            metadata: Some(tokio::fs::metadata(&project_dir).await?.into()),
+            kcl_file_count: 1,
+            directory_count: 0,
+        })
+    }
+
+    #[cfg(not(target_arch = "wasm32"))]
+    /// List all the projects for the configuration.
+    pub async fn list_projects(&self) -> Result<Vec<crate::settings::types::file::Project>> {
+        // Get all the top level directories in the project directory.
+        let main_dir = &self.ensure_project_directory_exists().await?;
+        let mut projects = vec![];
+
+        let mut entries = tokio::fs::read_dir(main_dir).await?;
+        while let Some(e) = entries.next_entry().await? {
+            if !e.file_type().await?.is_dir() {
+                // We don't care it's not a directory.
+                continue;
+            }
+
+            projects.push(self.get_project_info(&e.file_name().to_string_lossy()).await?);
+        }
+
+        Ok(projects)
+    }
+
+    #[cfg(not(target_arch = "wasm32"))]
+    /// Get information about a project.
+    pub async fn get_project_info(&self, project_name: &str) -> Result<crate::settings::types::file::Project> {
+        let main_dir = &self.ensure_project_directory_exists().await?;
+
+        if project_name.is_empty() {
+            return Err(anyhow::anyhow!("Project name cannot be empty."));
+        }
+
+        // Check the directory.
+        let project_dir = main_dir.join(project_name);
+        if !project_dir.exists() {
+            return Err(anyhow::anyhow!("Project directory does not exist."));
+        }
+
+        let mut project = crate::settings::types::file::Project {
+            file: crate::settings::utils::walk_dir(&project_dir).await?,
+            metadata: Some(tokio::fs::metadata(&project_dir).await?.into()),
+            kcl_file_count: 0,
+            directory_count: 0,
+        };
+
+        // Populate the number of KCL files in the project.
+        project.populate_kcl_file_count()?;
+
+        //Populate the number of directories in the project.
+        project.populate_directory_count()?;
+
+        Ok(project)
+    }
+}
+
+/// High level settings.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Validate)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct Settings {
+    /// The settings for the modeling app.
+    #[serde(default, skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub app: AppSettings,
+    /// Settings that affect the behavior while modeling.
+    #[serde(default, skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub modeling: ModelingSettings,
+    /// Settings that affect the behavior of the KCL text editor.
+    #[serde(default, alias = "textEditor", skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub text_editor: TextEditorSettings,
+    /// Settings that affect the behavior of project management.
+    #[serde(default, alias = "projects", skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub project: ProjectSettings,
+    /// Settings that affect the behavior of the command bar.
+    #[serde(default, alias = "commandBar", skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub command_bar: CommandBarSettings,
+}
+
+/// Application wide settings.
+// TODO: When we remove backwards compatibility with the old settings file, we can remove the
+// aliases to camelCase (and projects plural) from everywhere.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Validate)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct AppSettings {
+    /// The settings for the appearance of the app.
+    #[serde(default, skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub appearance: AppearanceSettings,
+    /// The onboarding status of the app.
+    #[serde(default, alias = "onboardingStatus", skip_serializing_if = "is_default")]
+    pub onboarding_status: OnboardingStatus,
+    /// Backwards compatible project directory setting.
+    #[serde(default, alias = "projectDirectory", skip_serializing_if = "Option::is_none")]
+    pub project_directory: Option<std::path::PathBuf>,
+    /// Backwards compatible theme setting.
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub theme: Option<AppTheme>,
+    /// The hue of the primary theme color for the app.
+    #[serde(default, skip_serializing_if = "Option::is_none", alias = "themeColor")]
+    pub theme_color: Option<FloatOrInt>,
+    /// Whether or not Screen Space Ambient Occlusion (SSAO) is enabled.
+    #[serde(default, alias = "enableSSAO", skip_serializing_if = "Option::is_none")]
+    pub enable_ssao: Option<bool>,
+    /// Permanently dismiss the banner warning to download the desktop app.
+    /// This setting only applies to the web app. And is temporary until we have Linux support.
+    #[serde(default, alias = "dismissWebBanner", skip_serializing_if = "is_default")]
+    pub dismiss_web_banner: bool,
+}
+
+// TODO: When we remove backwards compatibility with the old settings file, we can remove this.
+#[derive(Debug, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq)]
+#[ts(export)]
+#[serde(untagged)]
+pub enum FloatOrInt {
+    String(String),
+    Float(f64),
+    Int(i64),
+}
+
+impl From<FloatOrInt> for f64 {
+    fn from(float_or_int: FloatOrInt) -> Self {
+        match float_or_int {
+            FloatOrInt::String(s) => s.parse().unwrap(),
+            FloatOrInt::Float(f) => f,
+            FloatOrInt::Int(i) => i as f64,
+        }
+    }
+}
+
+impl From<FloatOrInt> for AppColor {
+    fn from(float_or_int: FloatOrInt) -> Self {
+        match float_or_int {
+            FloatOrInt::String(s) => s.parse::<f64>().unwrap().into(),
+            FloatOrInt::Float(f) => f.into(),
+            FloatOrInt::Int(i) => (i as f64).into(),
+        }
+    }
+}
+
+/// The settings for the theme of the app.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Validate)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct AppearanceSettings {
+    /// The overall theme of the app.
+    #[serde(default, skip_serializing_if = "is_default")]
+    pub theme: AppTheme,
+    /// The hue of the primary theme color for the app.
+    #[serde(default, skip_serializing_if = "is_default")]
+    #[validate(nested)]
+    pub color: AppColor,
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq)]
+#[ts(export)]
+#[serde(transparent)]
+pub struct AppColor(pub f64);
+
+impl Default for AppColor {
+    fn default() -> Self {
+        Self(DEFAULT_THEME_COLOR)
+    }
+}
+
+impl From<AppColor> for f64 {
+    fn from(color: AppColor) -> Self {
+        color.0
+    }
+}
+
+impl From<f64> for AppColor {
+    fn from(color: f64) -> Self {
+        Self(color)
+    }
+}
+
+impl Validate for AppColor {
+    fn validate(&self) -> Result<(), validator::ValidationErrors> {
+        if !self.0.validate_range(Some(0.0), None, None, Some(360.0)) {
+            let mut errors = validator::ValidationErrors::new();
+            let mut err = validator::ValidationError::new("color");
+            err.add_param(std::borrow::Cow::from("min"), &0.0);
+            err.add_param(std::borrow::Cow::from("exclusive_max"), &360.0);
+            errors.add("color", err);
+            return Err(errors);
+        }
+        Ok(())
+    }
+}
+
+/// The overall appearance of the app.
+#[derive(
+    Debug, Default, Copy, Clone, Deserialize, Serialize, JsonSchema, Display, FromStr, ts_rs::TS, PartialEq, Eq,
+)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+#[display(style = "snake_case")]
+pub enum AppTheme {
+    /// A light theme.
+    Light,
+    /// A dark theme.
+    Dark,
+    /// Use the system theme.
+    /// This will use dark theme if the system theme is dark, and light theme if the system theme is light.
+    #[default]
+    System,
+}
+
+impl From<AppTheme> for kittycad::types::Color {
+    fn from(theme: AppTheme) -> Self {
+        match theme {
+            AppTheme::Light => kittycad::types::Color {
+                r: 249.0 / 255.0,
+                g: 249.0 / 255.0,
+                b: 249.0 / 255.0,
+                a: 1.0,
+            },
+            AppTheme::Dark => kittycad::types::Color {
+                r: 28.0 / 255.0,
+                g: 28.0 / 255.0,
+                b: 28.0 / 255.0,
+                a: 1.0,
+            },
+            AppTheme::System => {
+                // TODO: Check the system setting for the user.
+                todo!()
+            }
+        }
+    }
+}
+
+/// Settings that affect the behavior while modeling.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Eq, Validate)]
+#[serde(rename_all = "snake_case")]
+#[ts(export)]
+pub struct ModelingSettings {
+    /// The default unit to use in modeling dimensions.
+    #[serde(default, alias = "defaultUnit", skip_serializing_if = "is_default")]
+    pub base_unit: UnitLength,
+    /// The controls for how to navigate the 3D view.
+    #[serde(default, alias = "mouseControls", skip_serializing_if = "is_default")]
+    pub mouse_controls: MouseControlType,
+    /// Highlight edges of 3D objects?
+    #[serde(default, alias = "highlightEdges", skip_serializing_if = "is_default")]
+    pub highlight_edges: DefaultTrue,
+    /// Whether to show the debug panel, which lets you see various states
+    /// of the app to aid in development.
+    #[serde(default, alias = "showDebugPanel", skip_serializing_if = "is_default")]
+    pub show_debug_panel: bool,
+    /// Whether or not Screen Space Ambient Occlusion (SSAO) is enabled.
+    #[serde(default, skip_serializing_if = "is_default")]
+    pub enable_ssao: DefaultTrue,
+}
+
+#[derive(Debug, Copy, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Eq)]
+#[ts(export)]
+#[serde(transparent)]
+pub struct DefaultTrue(pub bool);
+
+impl Default for DefaultTrue {
+    fn default() -> Self {
+        Self(true)
+    }
+}
+
+impl From<DefaultTrue> for bool {
+    fn from(default_true: DefaultTrue) -> Self {
+        default_true.0
+    }
+}
+
+impl From<bool> for DefaultTrue {
+    fn from(b: bool) -> Self {
+        Self(b)
+    }
+}
+
+/// The valid types of length units.
+#[derive(Debug, Default, Eq, PartialEq, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, Display, FromStr)]
+#[ts(export)]
+#[serde(rename_all = "lowercase")]
+#[display(style = "lowercase")]
+pub enum UnitLength {
+    /// Centimeters <https://en.wikipedia.org/wiki/Centimeter>
+    Cm,
+    /// Feet <https://en.wikipedia.org/wiki/Foot_(unit)>
+    Ft,
+    /// Inches <https://en.wikipedia.org/wiki/Inch>
+    In,
+    /// Meters <https://en.wikipedia.org/wiki/Meter>
+    M,
+    /// Millimeters <https://en.wikipedia.org/wiki/Millimeter>
+    #[default]
+    Mm,
+    /// Yards <https://en.wikipedia.org/wiki/Yard>
+    Yd,
+}
+
+impl From<kittycad::types::UnitLength> for UnitLength {
+    fn from(unit: kittycad::types::UnitLength) -> Self {
+        match unit {
+            kittycad::types::UnitLength::Cm => UnitLength::Cm,
+            kittycad::types::UnitLength::Ft => UnitLength::Ft,
+            kittycad::types::UnitLength::In => UnitLength::In,
+            kittycad::types::UnitLength::M => UnitLength::M,
+            kittycad::types::UnitLength::Mm => UnitLength::Mm,
+            kittycad::types::UnitLength::Yd => UnitLength::Yd,
+        }
+    }
+}
+
+impl From<UnitLength> for kittycad::types::UnitLength {
+    fn from(unit: UnitLength) -> Self {
+        match unit {
+            UnitLength::Cm => kittycad::types::UnitLength::Cm,
+            UnitLength::Ft => kittycad::types::UnitLength::Ft,
+            UnitLength::In => kittycad::types::UnitLength::In,
+            UnitLength::M => kittycad::types::UnitLength::M,
+            UnitLength::Mm => kittycad::types::UnitLength::Mm,
+            UnitLength::Yd => kittycad::types::UnitLength::Yd,
+        }
+    }
+}
+
+/// The types of controls for how to navigate the 3D view.
+#[derive(Debug, Default, Eq, PartialEq, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, Display, FromStr)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+#[display(style = "snake_case")]
+pub enum MouseControlType {
+    #[default]
+    #[display("kittycad")]
+    #[serde(rename = "kittycad", alias = "KittyCAD")]
+    KittyCad,
+    #[display("onshape")]
+    #[serde(rename = "onshape", alias = "OnShape")]
+    OnShape,
+    #[serde(alias = "Trackpad Friendly")]
+    TrackpadFriendly,
+    #[serde(alias = "Solidworks")]
+    Solidworks,
+    #[serde(alias = "NX")]
+    Nx,
+    #[serde(alias = "Creo")]
+    Creo,
+    #[display("autocad")]
+    #[serde(rename = "autocad", alias = "AutoCAD")]
+    AutoCad,
+}
+
+/// Settings that affect the behavior of the KCL text editor.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Eq, Validate)]
+#[serde(rename_all = "snake_case")]
+#[ts(export)]
+pub struct TextEditorSettings {
+    /// Whether to wrap text in the editor or overflow with scroll.
+    #[serde(default, alias = "textWrapping", skip_serializing_if = "is_default")]
+    pub text_wrapping: DefaultTrue,
+    /// Whether to make the cursor blink in the editor.
+    #[serde(default, alias = "blinkingCursor", skip_serializing_if = "is_default")]
+    pub blinking_cursor: DefaultTrue,
+}
+
+/// Settings that affect the behavior of project management.
+#[derive(Debug, Clone, Default, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Eq, Validate)]
+#[serde(rename_all = "snake_case")]
+#[ts(export)]
+pub struct ProjectSettings {
+    /// The directory to save and load projects from.
+    #[serde(default, skip_serializing_if = "is_default")]
+    pub directory: std::path::PathBuf,
+    /// The default project name to use when creating a new project.
+    #[serde(default, alias = "defaultProjectName", skip_serializing_if = "is_default")]
+    pub default_project_name: ProjectNameTemplate,
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Eq)]
+#[ts(export)]
+#[serde(transparent)]
+pub struct ProjectNameTemplate(pub String);
+
+impl Default for ProjectNameTemplate {
+    fn default() -> Self {
+        Self(DEFAULT_PROJECT_NAME_TEMPLATE.to_string())
+    }
+}
+
+impl From<ProjectNameTemplate> for String {
+    fn from(project_name: ProjectNameTemplate) -> Self {
+        project_name.0
+    }
+}
+
+impl From<String> for ProjectNameTemplate {
+    fn from(s: String) -> Self {
+        Self(s)
+    }
+}
+
+/// Settings that affect the behavior of the command bar.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Eq, Validate)]
+#[serde(rename_all = "snake_case")]
+#[ts(export)]
+pub struct CommandBarSettings {
+    /// Whether to include settings in the command bar.
+    #[serde(default, alias = "includeSettings", skip_serializing_if = "is_default")]
+    pub include_settings: DefaultTrue,
+}
+
+/// The types of onboarding status.
+#[derive(Debug, Default, Eq, PartialEq, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, Display, FromStr)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+#[display(style = "snake_case")]
+pub enum OnboardingStatus {
+    /// The user has completed onboarding.
+    Completed,
+    /// The user has not completed onboarding.
+    #[default]
+    Incomplete,
+    /// The user has dismissed onboarding.
+    Dismissed,
+
+    // Routes
+    #[serde(rename = "/")]
+    #[display("/")]
+    Index,
+    #[serde(rename = "/camera")]
+    #[display("/camera")]
+    Camera,
+    #[serde(rename = "/streaming")]
+    #[display("/streaming")]
+    Streaming,
+    #[serde(rename = "/editor")]
+    #[display("/editor")]
+    Editor,
+    #[serde(rename = "/parametric-modeling")]
+    #[display("/parametric-modeling")]
+    ParametricModeling,
+    #[serde(rename = "/interactive-numbers")]
+    #[display("/interactive-numbers")]
+    InteractiveNumbers,
+    #[serde(rename = "/command-k")]
+    #[display("/command-k")]
+    CommandK,
+    #[serde(rename = "/user-menu")]
+    #[display("/user-menu")]
+    UserMenu,
+    #[serde(rename = "/project-menu")]
+    #[display("/project-menu")]
+    ProjectMenu,
+    #[serde(rename = "/export")]
+    #[display("/export")]
+    Export,
+    #[serde(rename = "/move")]
+    #[display("/move")]
+    Move,
+    #[serde(rename = "/sketching")]
+    #[display("/sketching")]
+    Sketching,
+    #[serde(rename = "/future-work")]
+    #[display("/future-work")]
+    FutureWork,
+}
+
+fn is_default<T: Default + PartialEq>(t: &T) -> bool {
+    t == &T::default()
+}
+
+#[cfg(test)]
+mod tests {
+    use pretty_assertions::assert_eq;
+    use validator::Validate;
+
+    use super::{
+        AppColor, AppSettings, AppTheme, AppearanceSettings, CommandBarSettings, Configuration, ModelingSettings,
+        OnboardingStatus, ProjectSettings, Settings, TextEditorSettings, UnitLength,
+    };
+
+    #[test]
+    // Test that we can deserialize a project file from the old format.
+    // TODO: We can remove this functionality after a few versions.
+    fn test_backwards_compatible_project_settings_file_pw() {
+        let old_project_file = r#"[settings.app]
+theme = "dark"
+onboardingStatus = "dismissed"
+projectDirectory = ""
+enableSSAO = false
+
+[settings.modeling]
+defaultUnit = "in"
+mouseControls = "KittyCAD"
+showDebugPanel = true
+
+[settings.projects]
+defaultProjectName = "project-$nnn"
+
+[settings.textEditor]
+textWrapping = true
+#"#;
+
+        //let parsed = toml::from_str::<Configuration(old_project_file).unwrap();
+        let parsed = Configuration::backwards_compatible_toml_parse(old_project_file).unwrap();
+        assert_eq!(
+            parsed,
+            Configuration {
+                settings: Settings {
+                    app: AppSettings {
+                        appearance: AppearanceSettings {
+                            theme: AppTheme::Dark,
+                            color: Default::default(),
+                        },
+                        onboarding_status: OnboardingStatus::Dismissed,
+                        project_directory: None,
+                        theme: None,
+                        theme_color: None,
+                        dismiss_web_banner: false,
+                        enable_ssao: None,
+                    },
+                    modeling: ModelingSettings {
+                        base_unit: UnitLength::In,
+                        mouse_controls: Default::default(),
+                        highlight_edges: Default::default(),
+                        show_debug_panel: true,
+                        enable_ssao: false.into(),
+                    },
+                    text_editor: TextEditorSettings {
+                        text_wrapping: true.into(),
+                        blinking_cursor: true.into(),
+                    },
+                    project: Default::default(),
+                    command_bar: CommandBarSettings {
+                        include_settings: true.into(),
+                    },
+                }
+            }
+        );
+    }
+
+    #[test]
+    // Test that we can deserialize a project file from the old format.
+    // TODO: We can remove this functionality after a few versions.
+    fn test_backwards_compatible_project_settings_file() {
+        let old_project_file = r#"[settings.app]
+theme = "dark"
+themeColor = "138"
+
+[settings.modeling]
+defaultUnit = "yd"
+showDebugPanel = true
+
+[settings.textEditor]
+textWrapping = false
+blinkingCursor = false
+
+[settings.commandBar]
+includeSettings = false
+#"#;
+
+        //let parsed = toml::from_str::<Configuration(old_project_file).unwrap();
+        let parsed = Configuration::backwards_compatible_toml_parse(old_project_file).unwrap();
+        assert_eq!(
+            parsed,
+            Configuration {
+                settings: Settings {
+                    app: AppSettings {
+                        appearance: AppearanceSettings {
+                            theme: AppTheme::Dark,
+                            color: 138.0.into(),
+                        },
+                        onboarding_status: Default::default(),
+                        project_directory: None,
+                        theme: None,
+                        theme_color: None,
+                        dismiss_web_banner: false,
+                        enable_ssao: None,
+                    },
+                    modeling: ModelingSettings {
+                        base_unit: UnitLength::Yd,
+                        mouse_controls: Default::default(),
+                        highlight_edges: Default::default(),
+                        show_debug_panel: true,
+                        enable_ssao: true.into(),
+                    },
+                    text_editor: TextEditorSettings {
+                        text_wrapping: false.into(),
+                        blinking_cursor: false.into(),
+                    },
+                    project: Default::default(),
+                    command_bar: CommandBarSettings {
+                        include_settings: false.into(),
+                    },
+                }
+            }
+        );
+    }
+
+    #[test]
+    // Test that we can deserialize a app settings file from the old format.
+    // TODO: We can remove this functionality after a few versions.
+    fn test_backwards_compatible_app_settings_file() {
+        let old_app_settings_file = r#"[settings.app]
+onboardingStatus = "dismissed"
+projectDirectory = "/Users/macinatormax/Documents/kittycad-modeling-projects"
+theme = "dark"
+themeColor = "138"
+
+[settings.modeling]
+defaultUnit = "yd"
+showDebugPanel = true
+
+[settings.textEditor]
+textWrapping = false
+blinkingCursor = false
+
+[settings.commandBar]
+includeSettings = false
+
+[settings.projects]
+defaultProjectName = "projects-$nnn"
+#"#;
+
+        //let parsed = toml::from_str::<Configuration>(old_app_settings_file).unwrap();
+        let parsed = Configuration::backwards_compatible_toml_parse(old_app_settings_file).unwrap();
+        assert_eq!(
+            parsed,
+            Configuration {
+                settings: Settings {
+                    app: AppSettings {
+                        appearance: AppearanceSettings {
+                            theme: AppTheme::Dark,
+                            color: 138.0.into(),
+                        },
+                        onboarding_status: OnboardingStatus::Dismissed,
+                        project_directory: None,
+                        theme: None,
+                        theme_color: None,
+                        dismiss_web_banner: false,
+                        enable_ssao: None,
+                    },
+                    modeling: ModelingSettings {
+                        base_unit: UnitLength::Yd,
+                        mouse_controls: Default::default(),
+                        highlight_edges: Default::default(),
+                        show_debug_panel: true,
+                        enable_ssao: true.into(),
+                    },
+                    text_editor: TextEditorSettings {
+                        text_wrapping: false.into(),
+                        blinking_cursor: false.into(),
+                    },
+                    project: ProjectSettings {
+                        directory: "/Users/macinatormax/Documents/kittycad-modeling-projects".into(),
+                        default_project_name: "projects-$nnn".to_string().into(),
+                    },
+                    command_bar: CommandBarSettings {
+                        include_settings: false.into(),
+                    },
+                }
+            }
+        );
+
+        // Write the file back out.
+        let serialized = toml::to_string(&parsed).unwrap();
+        assert_eq!(
+            serialized,
+            r#"[settings.app]
+onboarding_status = "dismissed"
+
+[settings.app.appearance]
+theme = "dark"
+color = 138.0
+
+[settings.modeling]
+base_unit = "yd"
+show_debug_panel = true
+
+[settings.text_editor]
+text_wrapping = false
+blinking_cursor = false
+
+[settings.project]
+directory = "/Users/macinatormax/Documents/kittycad-modeling-projects"
+default_project_name = "projects-$nnn"
+
+[settings.command_bar]
+include_settings = false
+"#
+        );
+    }
+
+    #[test]
+    fn test_settings_backwards_compat_partial() {
+        let partial_settings_file = r#"[settings.app]
+onboardingStatus = "dismissed"
+projectDirectory = "/Users/macinatormax/Documents/kittycad-modeling-projects""#;
+
+        //let parsed = toml::from_str::<Configuration>(partial_settings_file).unwrap();
+        let parsed = Configuration::backwards_compatible_toml_parse(partial_settings_file).unwrap();
+        assert_eq!(
+            parsed,
+            Configuration {
+                settings: Settings {
+                    app: AppSettings {
+                        appearance: AppearanceSettings {
+                            theme: AppTheme::System,
+                            color: Default::default(),
+                        },
+                        onboarding_status: OnboardingStatus::Dismissed,
+                        project_directory: None,
+                        theme: None,
+                        theme_color: None,
+                        dismiss_web_banner: false,
+                        enable_ssao: None,
+                    },
+                    modeling: ModelingSettings {
+                        base_unit: UnitLength::Mm,
+                        mouse_controls: Default::default(),
+                        highlight_edges: true.into(),
+                        show_debug_panel: false,
+                        enable_ssao: true.into(),
+                    },
+                    text_editor: TextEditorSettings {
+                        text_wrapping: true.into(),
+                        blinking_cursor: true.into(),
+                    },
+                    project: ProjectSettings {
+                        directory: "/Users/macinatormax/Documents/kittycad-modeling-projects".into(),
+                        default_project_name: "project-$nnn".to_string().into(),
+                    },
+                    command_bar: CommandBarSettings {
+                        include_settings: true.into()
+                    },
+                }
+            }
+        );
+
+        // Write the file back out.
+        let serialized = toml::to_string(&parsed).unwrap();
+        assert_eq!(
+            serialized,
+            r#"[settings.app]
+onboarding_status = "dismissed"
+
+[settings.project]
+directory = "/Users/macinatormax/Documents/kittycad-modeling-projects"
+"#
+        );
+    }
+
+    #[test]
+    fn test_settings_empty_file_parses() {
+        let empty_settings_file = r#""#;
+
+        let parsed = toml::from_str::<Configuration>(empty_settings_file).unwrap();
+        assert_eq!(parsed, Configuration::default());
+
+        // Write the file back out.
+        let serialized = toml::to_string(&parsed).unwrap();
+        assert_eq!(serialized, r#""#);
+
+        let parsed = Configuration::backwards_compatible_toml_parse(empty_settings_file).unwrap();
+        assert_eq!(parsed, Configuration::default());
+    }
+
+    #[test]
+    fn test_color_validation() {
+        let color = AppColor(360.0);
+
+        let result = color.validate();
+        if let Ok(r) = result {
+            panic!("Expected an error, but got success: {:?}", r);
+        }
+        assert!(result.is_err());
+        assert!(result
+            .unwrap_err()
+            .to_string()
+            .contains("color: Validation error: color"));
+
+        let appearance = AppearanceSettings {
+            theme: AppTheme::System,
+            color: AppColor(361.5),
+        };
+        let result = appearance.validate();
+        if let Ok(r) = result {
+            panic!("Expected an error, but got success: {:?}", r);
+        }
+        assert!(result.is_err());
+        assert!(result
+            .unwrap_err()
+            .to_string()
+            .contains("color: Validation error: color"));
+    }
+
+    #[test]
+    fn test_settings_color_validation_error() {
+        let settings_file = r#"[settings.app.appearance]
+color = 1567.4"#;
+
+        let result = Configuration::backwards_compatible_toml_parse(settings_file);
+        if let Ok(r) = result {
+            panic!("Expected an error, but got success: {:?}", r);
+        }
+        assert!(result.is_err());
+
+        assert!(result
+            .unwrap_err()
+            .to_string()
+            .contains("color: Validation error: color"));
+    }
+}

src/wasm-lib/kcl/src/settings/types/project.rs

@@ -0,0 +1,187 @@
+//! Types specific for modeling-app projects.
+
+use anyhow::Result;
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+use validator::Validate;
+
+use crate::settings::types::{
+    AppColor, AppSettings, AppTheme, CommandBarSettings, ModelingSettings, TextEditorSettings,
+};
+
+/// High level project configuration.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Validate)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct ProjectConfiguration {
+    /// The settings for the project.
+    #[serde(default)]
+    #[validate(nested)]
+    pub settings: PerProjectSettings,
+}
+
+impl ProjectConfiguration {
+    // TODO: remove this when we remove backwards compatibility with the old settings file.
+    pub fn backwards_compatible_toml_parse(toml_str: &str) -> Result<Self> {
+        let mut settings = toml::from_str::<Self>(toml_str)?;
+        settings.settings.app.project_directory = None;
+
+        if let Some(theme) = &settings.settings.app.theme {
+            if settings.settings.app.appearance.theme == AppTheme::default() {
+                settings.settings.app.appearance.theme = *theme;
+                settings.settings.app.theme = None;
+            }
+        }
+
+        if let Some(theme_color) = &settings.settings.app.theme_color {
+            if settings.settings.app.appearance.color == AppColor::default() {
+                settings.settings.app.appearance.color = theme_color.clone().into();
+                settings.settings.app.theme_color = None;
+            }
+        }
+
+        if let Some(enable_ssao) = settings.settings.app.enable_ssao {
+            if settings.settings.modeling.enable_ssao.into() {
+                settings.settings.modeling.enable_ssao = enable_ssao.into();
+                settings.settings.app.enable_ssao = None;
+            }
+        }
+
+        settings.validate()?;
+
+        Ok(settings)
+    }
+}
+
+/// High level project settings.
+#[derive(Debug, Default, Clone, Deserialize, Serialize, JsonSchema, ts_rs::TS, PartialEq, Validate)]
+#[ts(export)]
+#[serde(rename_all = "snake_case")]
+pub struct PerProjectSettings {
+    /// The settings for the modeling app.
+    #[serde(default)]
+    #[validate(nested)]
+    pub app: AppSettings,
+    /// Settings that affect the behavior while modeling.
+    #[serde(default)]
+    #[validate(nested)]
+    pub modeling: ModelingSettings,
+    /// Settings that affect the behavior of the KCL text editor.
+    #[serde(default, alias = "textEditor")]
+    #[validate(nested)]
+    pub text_editor: TextEditorSettings,
+    /// Settings that affect the behavior of the command bar.
+    #[serde(default, alias = "commandBar")]
+    #[validate(nested)]
+    pub command_bar: CommandBarSettings,
+}
+
+#[cfg(test)]
+mod tests {
+    use pretty_assertions::assert_eq;
+
+    use super::{
+        AppSettings, AppTheme, CommandBarSettings, ModelingSettings, PerProjectSettings, ProjectConfiguration,
+        TextEditorSettings,
+    };
+    use crate::settings::types::{AppearanceSettings, UnitLength};
+
+    #[test]
+    // Test that we can deserialize a project file from the old format.
+    // TODO: We can remove this functionality after a few versions.
+    fn test_backwards_compatible_project_settings_file() {
+        let old_project_file = r#"[settings.app]
+theme = "dark"
+themeColor = "138"
+
+[settings.modeling]
+defaultUnit = "yd"
+showDebugPanel = true
+
+[settings.textEditor]
+textWrapping = false
+blinkingCursor = false
+
+[settings.commandBar]
+includeSettings = false
+#"#;
+
+        //let parsed = toml::from_str::<ProjectConfiguration(old_project_file).unwrap();
+        let parsed = ProjectConfiguration::backwards_compatible_toml_parse(old_project_file).unwrap();
+        assert_eq!(
+            parsed,
+            ProjectConfiguration {
+                settings: PerProjectSettings {
+                    app: AppSettings {
+                        appearance: AppearanceSettings {
+                            theme: AppTheme::Dark,
+                            color: 138.0.into(),
+                        },
+                        onboarding_status: Default::default(),
+                        project_directory: None,
+                        theme: None,
+                        theme_color: None,
+                        dismiss_web_banner: false,
+                        enable_ssao: None,
+                    },
+                    modeling: ModelingSettings {
+                        base_unit: UnitLength::Yd,
+                        mouse_controls: Default::default(),
+                        highlight_edges: Default::default(),
+                        show_debug_panel: true,
+                        enable_ssao: true.into(),
+                    },
+                    text_editor: TextEditorSettings {
+                        text_wrapping: false.into(),
+                        blinking_cursor: false.into(),
+                    },
+                    command_bar: CommandBarSettings {
+                        include_settings: false.into(),
+                    },
+                }
+            }
+        );
+    }
+
+    #[test]
+    fn test_project_settings_empty_file_parses() {
+        let empty_settings_file = r#""#;
+
+        let parsed = toml::from_str::<ProjectConfiguration>(empty_settings_file).unwrap();
+        assert_eq!(parsed, ProjectConfiguration::default());
+
+        // Write the file back out.
+        let serialized = toml::to_string(&parsed).unwrap();
+        assert_eq!(
+            serialized,
+            r#"[settings.app]
+
+[settings.modeling]
+
+[settings.text_editor]
+
+[settings.command_bar]
+"#
+        );
+
+        let parsed = ProjectConfiguration::backwards_compatible_toml_parse(empty_settings_file).unwrap();
+        assert_eq!(parsed, ProjectConfiguration::default());
+    }
+
+    #[test]
+    fn test_project_settings_color_validation_error() {
+        let settings_file = r#"[settings.app.appearance]
+color = 1567.4"#;
+
+        let result = ProjectConfiguration::backwards_compatible_toml_parse(settings_file);
+        if let Ok(r) = result {
+            panic!("Expected an error, but got success: {:?}", r);
+        }
+        assert!(result.is_err());
+
+        assert!(result
+            .unwrap_err()
+            .to_string()
+            .contains("color: Validation error: color"));
+    }
+}

src/wasm-lib/kcl/src/settings/utils.rs

@@ -0,0 +1,42 @@
+//! Utility functions for settings.
+
+use std::path::PathBuf;
+
+use anyhow::Result;
+
+use crate::settings::types::file::FileEntry;
+
+/// Walk a directory recursively and return a list of all files.
+#[async_recursion::async_recursion]
+pub async fn walk_dir(dir: &PathBuf) -> Result<FileEntry> {
+    let mut entry = FileEntry {
+        name: dir
+            .file_name()
+            .ok_or_else(|| anyhow::anyhow!("No file name"))?
+            .to_string_lossy()
+            .to_string(),
+        path: dir.display().to_string(),
+        children: None,
+    };
+
+    let mut children = vec![];
+
+    let mut entries = tokio::fs::read_dir(&dir).await?;
+    while let Some(e) = entries.next_entry().await? {
+        if e.file_type().await?.is_dir() {
+            children.push(walk_dir(&e.path()).await?);
+        } else {
+            children.push(FileEntry {
+                name: e.file_name().to_string_lossy().to_string(),
+                path: e.path().display().to_string(),
+                children: None,
+            });
+        }
+    }
+
+    if !children.is_empty() {
+        entry.children = Some(children);
+    }
+
+    Ok(entry)
+}

src/wasm-lib/src/toml.rs

@@ -1,19 +1,7 @@
 //! Functions for interacting with TOML files.
 //! We do this in rust because the Javascript TOML libraries are actual trash.
 
-use gloo_utils::format::JsValueSerdeExt;
-use wasm_bindgen::{prelude::wasm_bindgen, JsValue};
-
-#[wasm_bindgen]
-pub fn toml_parse(s: &str) -> Result<JsValue, String> {
-    console_error_panic_hook::set_once();
-
-    let value: toml::Value = toml::from_str(s).map_err(|e| e.to_string())?;
-
-    // The serde-wasm-bindgen does not work here because of weird HashMap issues so we use the
-    // gloo-serialize crate instead.
-    JsValue::from_serde(&value).map_err(|e| e.to_string())
-}
+use wasm_bindgen::prelude::wasm_bindgen;
 
 #[wasm_bindgen]
 pub fn toml_stringify(json: &str) -> Result<String, String> {

src/wasm-lib/src/wasm.rs

@@ -7,7 +7,7 @@ use std::{
 
 use futures::stream::TryStreamExt;
 use gloo_utils::format::JsValueSerdeExt;
-use kcl_lib::{coredump::CoreDump, engine::EngineManager};
+use kcl_lib::{coredump::CoreDump, engine::EngineManager, executor::ExecutorSettings};
 use tower_lsp::{LspService, Server};
 use wasm_bindgen::prelude::*;
 
@@ -26,7 +26,7 @@ pub async fn execute_wasm(
 
     let program: kcl_lib::ast::types::Program = serde_json::from_str(program_str).map_err(|e| e.to_string())?;
     let memory: kcl_lib::executor::ProgramMemory = serde_json::from_str(memory_str).map_err(|e| e.to_string())?;
-    let units = kittycad::types::UnitLength::from_str(units).map_err(|e| e.to_string())?;
+    let units = kcl_lib::settings::types::UnitLength::from_str(units).map_err(|e| e.to_string())?;
 
     let engine = kcl_lib::engine::conn_wasm::EngineConnection::new(engine_manager)
         .await
@@ -36,7 +36,10 @@ pub async fn execute_wasm(
         engine: Arc::new(Box::new(engine)),
         fs,
         stdlib: std::sync::Arc::new(kcl_lib::std::StdLib::new()),
+        settings: ExecutorSettings {
             units,
+            ..Default::default()
+        },
         is_mock,
     };
 
@@ -220,7 +223,7 @@ pub async fn kcl_lsp_run(
     let file_manager = Arc::new(kcl_lib::fs::FileManager::new(fs));
 
     let executor_ctx = if let Some(engine_manager) = engine_manager {
-        let units = kittycad::types::UnitLength::from_str(units).map_err(|e| e.to_string())?;
+        let units = kcl_lib::settings::types::UnitLength::from_str(units).map_err(|e| e.to_string())?;
         let engine = kcl_lib::engine::conn_wasm::EngineConnection::new(engine_manager)
             .await
             .map_err(|e| format!("{:?}", e))?;
@@ -228,7 +231,10 @@ pub async fn kcl_lsp_run(
             engine: Arc::new(Box::new(engine)),
             fs: file_manager.clone(),
             stdlib: std::sync::Arc::new(stdlib),
+            settings: ExecutorSettings {
                 units,
+                ..Default::default()
+            },
             is_mock: false,
         })
     } else {
@@ -455,3 +461,53 @@ pub async fn coredump(core_dump_manager: kcl_lib::coredump::wasm::CoreDumpManage
     // gloo-serialize crate instead.
     JsValue::from_serde(&dump).map_err(|e| e.to_string())
 }
+
+/// Get the default app settings.
+#[wasm_bindgen]
+pub fn default_app_settings() -> Result<JsValue, String> {
+    console_error_panic_hook::set_once();
+
+    let settings = kcl_lib::settings::types::Configuration::default();
+
+    // The serde-wasm-bindgen does not work here because of weird HashMap issues so we use the
+    // gloo-serialize crate instead.
+    JsValue::from_serde(&settings).map_err(|e| e.to_string())
+}
+
+/// Parse the app settings.
+#[wasm_bindgen]
+pub fn parse_app_settings(toml_str: &str) -> Result<JsValue, String> {
+    console_error_panic_hook::set_once();
+
+    let settings = kcl_lib::settings::types::Configuration::backwards_compatible_toml_parse(&toml_str)
+        .map_err(|e| e.to_string())?;
+
+    // The serde-wasm-bindgen does not work here because of weird HashMap issues so we use the
+    // gloo-serialize crate instead.
+    JsValue::from_serde(&settings).map_err(|e| e.to_string())
+}
+
+/// Get the default project settings.
+#[wasm_bindgen]
+pub fn default_project_settings() -> Result<JsValue, String> {
+    console_error_panic_hook::set_once();
+
+    let settings = kcl_lib::settings::types::project::ProjectConfiguration::default();
+
+    // The serde-wasm-bindgen does not work here because of weird HashMap issues so we use the
+    // gloo-serialize crate instead.
+    JsValue::from_serde(&settings).map_err(|e| e.to_string())
+}
+
+/// Parse the project settings.
+#[wasm_bindgen]
+pub fn parse_project_settings(toml_str: &str) -> Result<JsValue, String> {
+    console_error_panic_hook::set_once();
+
+    let settings = kcl_lib::settings::types::project::ProjectConfiguration::backwards_compatible_toml_parse(&toml_str)
+        .map_err(|e| e.to_string())?;
+
+    // The serde-wasm-bindgen does not work here because of weird HashMap issues so we use the
+    // gloo-serialize crate instead.
+    JsValue::from_serde(&settings).map_err(|e| e.to_string())
+}

src/wasm-lib/tests/executor/main.rs

@@ -1,8 +1,9 @@
 use anyhow::Result;
+use kcl_lib::executor::ExecutorSettings;
 
 /// Executes a kcl program and takes a snapshot of the result.
 /// This returns the bytes of the snapshot.
-async fn execute_and_snapshot(code: &str, units: kittycad::types::UnitLength) -> Result<image::DynamicImage> {
+async fn execute_and_snapshot(code: &str, units: kcl_lib::settings::types::UnitLength) -> Result<image::DynamicImage> {
     let user_agent = concat!(env!("CARGO_PKG_NAME"), ".rs/", env!("CARGO_PKG_VERSION"),);
     let http_client = reqwest::Client::builder()
         .user_agent(user_agent)
@@ -38,7 +39,14 @@ async fn execute_and_snapshot(code: &str, units: kittycad::types::UnitLength) ->
     let tokens = kcl_lib::token::lexer(code)?;
     let parser = kcl_lib::parser::Parser::new(tokens);
     let program = parser.ast()?;
-    let ctx = kcl_lib::executor::ExecutorContext::new(ws, units.clone()).await?;
+    let ctx = kcl_lib::executor::ExecutorContext::new(
+        ws,
+        ExecutorSettings {
+            units,
+            ..Default::default()
+        },
+    )
+    .await?;
 
     let _ = ctx.run(program, None).await?;
 
@@ -100,7 +108,7 @@ const part002 = startSketchOn(part001, "here")
   |> extrude(5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/sketch_on_face.png", &result, 0.999);
@@ -109,7 +117,7 @@ const part002 = startSketchOn(part001, "here")
 #[tokio::test(flavor = "multi_thread")]
 async fn serial_test_riddle_small() {
     let code = include_str!("inputs/riddle_small.kcl");
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/riddle_small.png", &result, 0.999);
@@ -118,7 +126,7 @@ async fn serial_test_riddle_small() {
 #[tokio::test(flavor = "multi_thread")]
 async fn serial_test_lego() {
     let code = include_str!("inputs/lego.kcl");
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/lego.png", &result, 0.999);
@@ -127,7 +135,7 @@ async fn serial_test_lego() {
 #[tokio::test(flavor = "multi_thread")]
 async fn serial_test_pentagon_fillet_desugar() {
     let code = include_str!("inputs/pentagon_fillet_desugar.kcl");
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Cm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Cm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/pentagon_fillet_desugar.png", &result, 0.999);
@@ -136,7 +144,7 @@ async fn serial_test_pentagon_fillet_desugar() {
 #[tokio::test(flavor = "multi_thread")]
 async fn serial_test_pentagon_fillet_sugar() {
     let code = include_str!("inputs/pentagon_fillet_sugar.kcl");
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Cm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Cm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/pentagon_fillet_sugar.png", &result, 0.999);
@@ -166,7 +174,7 @@ const part002 = startSketchOn(part001, "start")
   |> extrude(5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/sketch_on_face_start.png", &result, 0.999);
@@ -175,7 +183,7 @@ const part002 = startSketchOn(part001, "start")
 #[tokio::test(flavor = "multi_thread")]
 async fn serial_test_mike_stress_lines() {
     let code = include_str!("inputs/mike_stress_test.kcl");
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/mike_stress_test.png", &result, 0.999);
@@ -205,7 +213,7 @@ const part002 = startSketchOn(part001, "END")
   |> extrude(5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/sketch_on_face_end.png", &result, 0.999);
@@ -235,7 +243,7 @@ const part002 = startSketchOn(part001, "END")
   |> extrude(-5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -257,7 +265,7 @@ async fn serial_test_fillet_duplicate_tags() {
     |> fillet({radius: 0.5, tags: ["thing", "thing"]}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_err());
     assert_eq!(
         result.err().unwrap().to_string(),
@@ -277,7 +285,7 @@ async fn serial_test_basic_fillet_cube_start() {
     |> fillet({radius: 2, tags: ["thing", "thing2"]}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/basic_fillet_cube_start.png", &result, 0.999);
@@ -296,7 +304,7 @@ async fn serial_test_basic_fillet_cube_end() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/basic_fillet_cube_end.png", &result, 0.999);
@@ -315,7 +323,7 @@ async fn serial_test_basic_fillet_cube_close_opposite() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -337,7 +345,7 @@ async fn serial_test_basic_fillet_cube_next_adjacent() {
     |> fillet({radius: 2, tags: [getNextAdjacentEdge("thing3", %)]}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -359,7 +367,7 @@ async fn serial_test_basic_fillet_cube_previous_adjacent() {
     |> fillet({radius: 2, tags: [getPreviousAdjacentEdge("thing3", %)]}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -386,7 +394,7 @@ async fn serial_test_execute_with_function_sketch() {
 const fnBox = box(3, 6, 10)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/function_sketch.png", &result, 0.999);
@@ -408,7 +416,7 @@ async fn serial_test_execute_with_function_sketch_with_position() {
 
 const thing = box([0,0], 3, 6, 10)"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -431,7 +439,7 @@ async fn serial_test_execute_with_angled_line() {
   |> extrude(4, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/angled_line.png", &result, 0.999);
@@ -459,7 +467,7 @@ const bracket = startSketchOn('XY')
   |> extrude(width, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/parametric.png", &result, 0.999);
@@ -495,7 +503,7 @@ const bracket = startSketchAt([0, 0])
   |> extrude(width, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/parametric_with_tan_arc.png", &result, 0.999);
@@ -512,7 +520,7 @@ async fn serial_test_execute_engine_error_return() {
   |> extrude(4, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_err());
     assert_eq!(
         result.err().unwrap().to_string(),
@@ -525,7 +533,7 @@ async fn serial_test_execute_i_shape() {
     // This is some code from lee that starts a pipe expression with a variable.
     let code = include_str!("inputs/i_shape.kcl");
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/i_shape.png", &result, 0.999);
@@ -536,7 +544,7 @@ async fn serial_test_execute_i_shape() {
 async fn serial_test_execute_pipes_on_pipes() {
     let code = include_str!("inputs/pipes_on_pipes.kcl");
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/pipes_on_pipes.png", &result, 0.999);
@@ -546,7 +554,7 @@ async fn serial_test_execute_pipes_on_pipes() {
 async fn serial_test_execute_cylinder() {
     let code = include_str!("inputs/cylinder.kcl");
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/cylinder.png", &result, 0.999);
@@ -556,7 +564,7 @@ async fn serial_test_execute_cylinder() {
 async fn serial_test_execute_kittycad_svg() {
     let code = include_str!("inputs/kittycad_svg.kcl");
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/kittycad_svg.png", &result, 0.999);
@@ -581,7 +589,7 @@ const pt1 = b1.value[0]
 const pt2 = b2.value[0]
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -599,7 +607,7 @@ async fn serial_test_helix_defaults() {
      |> helix({revolutions: 16, angle_start: 0}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/helix_defaults.png", &result, 1.0);
@@ -613,7 +621,7 @@ async fn serial_test_helix_defaults_negative_extrude() {
      |> helix({revolutions: 16, angle_start: 0}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -631,7 +639,7 @@ async fn serial_test_helix_ccw() {
      |> helix({revolutions: 16, angle_start: 0, ccw: true}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/helix_ccw.png", &result, 1.0);
@@ -645,7 +653,7 @@ async fn serial_test_helix_with_length() {
      |> helix({revolutions: 16, angle_start: 0, length: 3}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/helix_with_length.png", &result, 1.0);
@@ -661,7 +669,7 @@ async fn serial_test_dimensions_match() {
   |> close(%)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/dimensions_match.png", &result, 1.0);
@@ -680,7 +688,7 @@ const body = startSketchOn('XY')
       |> extrude(height, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/close_arc.png", &result, 0.999);
@@ -708,7 +716,7 @@ box(10, 23, 8)
 let thing = box(-12, -15, 10)
 box(-20, -5, 10)"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/negative_args.png", &result, 0.999);
@@ -723,7 +731,7 @@ async fn serial_test_basic_tangential_arc() {
     |> extrude(10, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/tangential_arc.png", &result, 0.999);
@@ -738,7 +746,7 @@ async fn serial_test_basic_tangential_arc_with_point() {
     |> extrude(10, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/tangential_arc_with_point.png", &result, 0.999);
@@ -753,7 +761,7 @@ async fn serial_test_basic_tangential_arc_to() {
     |> extrude(10, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/tangential_arc_to.png", &result, 0.999);
@@ -782,7 +790,7 @@ box(30, 43, 18, '-xy')
 let thing = box(-12, -15, 10, 'yz')
 box(-20, -5, 10, 'xy')"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -846,7 +854,7 @@ const part004 = startSketchOn('YZ')
   |> close(%)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/lots_of_planes.png", &result, 0.999);
@@ -865,7 +873,7 @@ async fn serial_test_holes() {
   |> extrude(2, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/holes.png", &result, 0.999);
@@ -885,7 +893,7 @@ async fn optional_params() {
 
 const thing = other_circle([2, 2], 20)
 "#;
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/optional_params.png", &result, 0.999);
@@ -923,7 +931,7 @@ const part = roundedRectangle([0, 0], 20, 20, 4)
   |> extrude(2, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/rounded_with_holes.png", &result, 0.999);
@@ -933,7 +941,7 @@ const part = roundedRectangle([0, 0], 20, 20, 4)
 async fn serial_test_top_level_expression() {
     let code = r#"startSketchOn('XY') |> circle([0,0], 22, %) |> extrude(14, %)"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/top_level_expression.png", &result, 0.999);
@@ -949,7 +957,7 @@ const part =  startSketchOn('XY')
     |> extrude(1, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -967,7 +975,7 @@ async fn serial_test_patterns_linear_basic() {
     |> extrude(1, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/patterns_linear_basic.png", &result, 0.999);
@@ -985,7 +993,7 @@ async fn serial_test_patterns_linear_basic_3d() {
     |> patternLinear3d({axis: [1, 0, 1], repetitions: 3, distance: 6}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/patterns_linear_basic_3d.png", &result, 0.999);
@@ -998,7 +1006,7 @@ async fn serial_test_patterns_linear_basic_negative_distance() {
     |> patternLinear2d({axis: [0,1], repetitions: 12, distance: -2}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -1015,7 +1023,7 @@ async fn serial_test_patterns_linear_basic_negative_axis() {
     |> patternLinear2d({axis: [0,-1], repetitions: 12, distance: 2}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -1041,7 +1049,7 @@ const rectangle = startSketchOn('XY')
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/patterns_linear_basic_holes.png", &result, 0.999);
@@ -1054,7 +1062,7 @@ async fn serial_test_patterns_circular_basic_2d() {
     |> patternCircular2d({center: [20, 20], repetitions: 12, arcDegrees: 210, rotateDuplicates: true}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/patterns_circular_basic_2d.png", &result, 0.999);
@@ -1072,7 +1080,7 @@ async fn serial_test_patterns_circular_basic_3d() {
     |> patternCircular3d({axis: [0,0, 1], center: [-20, -20, -20], repetitions: 40, arcDegrees: 360, rotateDuplicates: false}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/patterns_circular_basic_3d.png", &result, 0.999);
@@ -1090,7 +1098,7 @@ async fn serial_test_patterns_circular_3d_tilted_axis() {
     |> patternCircular3d({axis: [1,1,0], center: [10, 0, 10], repetitions: 10, arcDegrees: 360, rotateDuplicates: true}, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -1104,7 +1112,7 @@ async fn serial_test_patterns_circular_3d_tilted_axis() {
 async fn serial_test_import_file_doesnt_exist() {
     let code = r#"const model = import("thing.obj")"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_err());
     assert_eq!(
         result.err().unwrap().to_string(),
@@ -1116,7 +1124,7 @@ async fn serial_test_import_file_doesnt_exist() {
 async fn serial_test_import_obj_with_mtl() {
     let code = r#"const model = import("tests/executor/inputs/cube.obj")"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/import_obj_with_mtl.png", &result, 0.999);
@@ -1126,7 +1134,7 @@ async fn serial_test_import_obj_with_mtl() {
 async fn serial_test_import_obj_with_mtl_units() {
     let code = r#"const model = import("tests/executor/inputs/cube.obj", {type: "obj", units: "m"})"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/import_obj_with_mtl_units.png", &result, 0.999);
@@ -1136,7 +1144,7 @@ async fn serial_test_import_obj_with_mtl_units() {
 async fn serial_test_import_gltf_with_bin() {
     let code = r#"const model = import("tests/executor/inputs/cube.gltf")"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/import_gltf_with_bin.png", &result, 0.999);
@@ -1146,7 +1154,7 @@ async fn serial_test_import_gltf_with_bin() {
 async fn serial_test_import_gltf_embedded() {
     let code = r#"const model = import("tests/executor/inputs/cube-embedded.gltf")"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/import_gltf_embedded.png", &result, 0.999);
@@ -1156,7 +1164,7 @@ async fn serial_test_import_gltf_embedded() {
 async fn serial_test_import_glb() {
     let code = r#"const model = import("tests/executor/inputs/cube.glb")"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/import_glb.png", &result, 0.999);
@@ -1166,7 +1174,7 @@ async fn serial_test_import_glb() {
 async fn serial_test_import_glb_no_assign() {
     let code = r#"import("tests/executor/inputs/cube.glb")"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/import_glb_no_assign.png", &result, 0.999);
@@ -1176,7 +1184,7 @@ async fn serial_test_import_glb_no_assign() {
 async fn serial_test_import_ext_doesnt_match() {
     let code = r#"const model = import("tests/executor/inputs/cube.gltf", {type: "obj", units: "m"})"#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_err());
     assert_eq!(
         result.err().unwrap().to_string(),
@@ -1201,7 +1209,7 @@ async fn serial_test_cube_mm() {
 const myCube = cube([0,0], 10)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/cube_mm.png", &result, 1.0);
@@ -1224,7 +1232,7 @@ async fn serial_test_cube_cm() {
 const myCube = cube([0,0], 10)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Cm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Cm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/cube_cm.png", &result, 1.0);
@@ -1247,7 +1255,7 @@ async fn serial_test_cube_m() {
 const myCube = cube([0,0], 10)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::M)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::M)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/cube_m.png", &result, 1.0);
@@ -1270,7 +1278,7 @@ async fn serial_test_cube_in() {
 const myCube = cube([0,0], 10)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::In)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::In)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/cube_in.png", &result, 1.0);
@@ -1293,7 +1301,7 @@ async fn serial_test_cube_ft() {
 const myCube = cube([0,0], 10)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Ft)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Ft)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/cube_ft.png", &result, 1.0);
@@ -1316,7 +1324,7 @@ async fn serial_test_cube_yd() {
 const myCube = cube([0,0], 10)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Yd)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Yd)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/cube_yd.png", &result, 1.0);
@@ -1346,7 +1354,7 @@ const part002 = startSketchOn(part001, "here")
   |> extrude(1, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
 
     assert!(result.is_err());
     assert_eq!(
@@ -1387,7 +1395,7 @@ const part003 = startSketchOn(part002, "end")
   |> extrude(5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/sketch_on_face_of_face.png", &result, 1.0);
@@ -1406,7 +1414,7 @@ async fn serial_test_stdlib_kcl_error_right_code_path() {
   |> extrude(2, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_err());
     assert_eq!(
         result.err().unwrap().to_string(),
@@ -1434,7 +1442,7 @@ const part002 = startSketchOn(part001, "end")
   |> extrude(5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/sketch_on_face_circle.png", &result, 1.0);
@@ -1460,7 +1468,7 @@ const part002 = startSketchOn(part001, "end")
   |> extrude(5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/sketch_on_face_circle_tagged.png", &result, 1.0);
@@ -1504,7 +1512,7 @@ const part = rectShape([0, 0], 20, 20)
      }, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_err());
     assert_eq!(
         result.err().unwrap().to_string(),
@@ -1525,7 +1533,7 @@ async fn serial_test_big_number_angle_to_match_length_x() {
   |> extrude(10, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -1548,7 +1556,7 @@ async fn serial_test_big_number_angle_to_match_length_y() {
   |> extrude(10, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image(
@@ -1574,7 +1582,7 @@ async fn serial_test_simple_revolve() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/simple_revolve.png", &result, 1.0);
@@ -1596,7 +1604,7 @@ async fn serial_test_simple_revolve_uppercase() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/simple_revolve_uppercase.png", &result, 1.0);
@@ -1618,7 +1626,7 @@ async fn serial_test_simple_revolve_negative() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/simple_revolve_negative.png", &result, 1.0);
@@ -1640,7 +1648,7 @@ async fn serial_test_revolve_bad_angle_low() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
 
     assert!(result.is_err());
     assert_eq!(
@@ -1665,7 +1673,7 @@ async fn serial_test_revolve_bad_angle_high() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
 
     assert!(result.is_err());
     assert_eq!(
@@ -1690,7 +1698,7 @@ async fn serial_test_simple_revolve_custom_angle() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/simple_revolve_custom_angle.png", &result, 1.0);
@@ -1712,7 +1720,7 @@ async fn serial_test_simple_revolve_custom_axis() {
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/simple_revolve_custom_axis.png", &result, 1.0);
@@ -1738,7 +1746,7 @@ const sketch001 = startSketchOn(box, "end")
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/revolve_on_edge.png", &result, 1.0);
@@ -1764,7 +1772,7 @@ const sketch001 = startSketchOn(box, "revolveAxis")
 
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
 
     assert!(result.is_err());
     assert_eq!(
@@ -1791,7 +1799,7 @@ const sketch001 = startSketchOn(box, "END")
     }, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/revolve_on_face_circle_edge.png", &result, 1.0);
@@ -1815,7 +1823,7 @@ const sketch001 = startSketchOn(box, "END")
     }, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/revolve_on_face_circle.png", &result, 1.0);
@@ -1843,7 +1851,7 @@ const sketch001 = startSketchOn(box, "end")
   }, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/revolve_on_face.png", &result, 1.0);
@@ -1859,7 +1867,7 @@ async fn serial_test_basic_revolve_circle() {
     }, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/basic_revolve_circle.png", &result, 1.0);
@@ -1888,7 +1896,7 @@ const part002 = startSketchOn(part001, 'end')
     |> extrude(5, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/simple_revolve_sketch_on_edge.png", &result, 1.0);
@@ -1951,7 +1959,7 @@ const plumbus0 = make_circle(p, 'a', [0, 0], 2.5)
 //      }, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/plumbus_fillets.png", &result, 1.0);
@@ -1961,7 +1969,7 @@ const plumbus0 = make_circle(p, 'a', [0, 0], 2.5)
 async fn serial_test_empty_file_is_ok() {
     let code = r#""#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_ok());
 }
 
@@ -1991,7 +1999,7 @@ async fn serial_test_member_expression_in_params() {
 capScrew([0, 0.5, 0], 50, 37.5, 50, 25)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm)
         .await
         .unwrap();
     twenty_twenty::assert_image("tests/executor/outputs/member_expression_in_params.png", &result, 1.0);
@@ -2038,7 +2046,7 @@ const bracket = startSketchOn('XY')
      }, %)
 "#;
 
-    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm).await;
+    let result = execute_and_snapshot(code, kcl_lib::settings::types::UnitLength::Mm).await;
     assert!(result.is_err());
     assert_eq!(
         result.err().unwrap().to_string(),

src/wasm-lib/tests/modify/main.rs

@@ -39,7 +39,7 @@ async fn setup(code: &str, name: &str) -> Result<(ExecutorContext, Program, uuid
     let tokens = kcl_lib::token::lexer(code)?;
     let parser = kcl_lib::parser::Parser::new(tokens);
     let program = parser.ast()?;
-    let ctx = kcl_lib::executor::ExecutorContext::new(ws, kittycad::types::UnitLength::Mm).await?;
+    let ctx = kcl_lib::executor::ExecutorContext::new(ws, Default::default()).await?;
     let memory = ctx.run(program.clone(), None).await?;
 
     // We need to get the sketch ID.