42 lines
1.3 KiB
TypeScript
42 lines
1.3 KiB
TypeScript
import { trap } from 'lib/trap'
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import { useState, useEffect } from 'react'
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import { ensureProjectDirectoryExists, listProjects } from 'lib/desktop'
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import { loadAndValidateSettings } from 'lib/settings/settingsUtils'
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import { Project } from 'lib/project'
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import { isDesktop } from 'lib/isDesktop'
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// Hook uses [number] to give users familiarity. It is meant to mimic a
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// dependency array, but is intended to only ever be used with 1 value.
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export const useProjectsLoader = (deps?: [number]) => {
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const [lastTs, setLastTs] = useState(-1)
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const [projectPaths, setProjectPaths] = useState<Project[]>([])
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const [projectsDir, setProjectsDir] = useState<string | undefined>(undefined)
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useEffect(() => {
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// Useless on web, until we get fake filesystems over there.
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if (!isDesktop) return
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if (deps && deps[0] === lastTs) return
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if (deps) {
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setLastTs(deps[0])
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}
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;(async () => {
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const { configuration } = await loadAndValidateSettings()
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const _projectsDir = await ensureProjectDirectoryExists(configuration)
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setProjectsDir(_projectsDir)
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if (projectsDir) {
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const _projectPaths = await listProjects(configuration)
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setProjectPaths(_projectPaths)
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}
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})().catch(trap)
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}, deps ?? [])
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return {
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projectPaths,
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projectsDir,
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}
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}
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