Add an update-error listener

interface.d.ts

@@ -69,6 +69,9 @@ export interface IElectronAPI {
   onUpdateDownloaded: (
     callback: (value: string) => void
   ) => Electron.IpcRenderer
+  onUpdateError: (
+    callback: (value: { error: Error }) => void
+  ) => Electron
   appRestart: () => void
 }
 

src/index.tsx

@@ -62,6 +62,14 @@ if (isDesktop()) {
     console.log(message)
     toast.loading(message, { id: AUTO_UPDATER_TOAST_ID })
   })
+  // Listen for update download errors to show
+  // an error toast and clear the loading toast.
+  window.electron.onUpdateError(({ error }) => {
+    console.error(error)
+    toast.error('An error occurred while downloading the update.', {
+      id: AUTO_UPDATER_TOAST_ID,
+    })
+  })
   window.electron.onUpdateDownloaded((version: string) => {
     const message = `A new update (${version}) was downloaded and will be available next time you open the app.`
     console.log(message)

src/main.ts

@@ -261,6 +261,11 @@ app.on('ready', () => {
     autoUpdater.checkForUpdates().catch(reportRejection)
   }, fifteenMinutes)
 
+  autoUpdater.on('error', (error) => {
+    console.error('updater-error', error)
+    mainWindow?.webContents.send('updater-error', error)
+  })
+
   autoUpdater.on('update-available', (info) => {
     console.log('update-available', info)
     autoUpdater.prependOnceListener('download-progress', (progress) => {

src/preload.ts

@@ -20,6 +20,8 @@ const onUpdateDownloadStart = (
 ) => ipcRenderer.on('update-download-start', (_event, value) => callback(value))
 const onUpdateDownloaded = (callback: (value: string) => void) =>
   ipcRenderer.on('update-downloaded', (_event, value) => callback(value))
+const onUpdateError = (callback: (value: Error) => void) =>
+  ipcRenderer.on('update-error', (_event, value) => callback(value))
 const appRestart = () => ipcRenderer.invoke('app.restart')
 
 const isMac = os.platform() === 'darwin'
@@ -131,5 +133,6 @@ contextBridge.exposeInMainWorld('electron', {
   getMachineApiIp,
   onUpdateDownloadStart,
   onUpdateDownloaded,
+  onUpdateError,
   appRestart,
 })