init

utils/iTermBackup.ts

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+import { copyFile, stat } from 'fs/promises'
+import { homedir } from 'os'
+import { join } from 'path'
+import { getGlobalConfig, saveGlobalConfig } from './config.js'
+import { logError } from './log.js'
+
+export function markITerm2SetupComplete(): void {
+  saveGlobalConfig(current => ({
+    ...current,
+    iterm2SetupInProgress: false,
+  }))
+}
+
+function getIterm2RecoveryInfo(): {
+  inProgress: boolean
+  backupPath: string | null
+} {
+  const config = getGlobalConfig()
+  return {
+    inProgress: config.iterm2SetupInProgress ?? false,
+    backupPath: config.iterm2BackupPath || null,
+  }
+}
+
+function getITerm2PlistPath(): string {
+  return join(
+    homedir(),
+    'Library',
+    'Preferences',
+    'com.googlecode.iterm2.plist',
+  )
+}
+
+type RestoreResult =
+  | {
+      status: 'restored' | 'no_backup'
+    }
+  | {
+      status: 'failed'
+      backupPath: string
+    }
+
+export async function checkAndRestoreITerm2Backup(): Promise<RestoreResult> {
+  const { inProgress, backupPath } = getIterm2RecoveryInfo()
+  if (!inProgress) {
+    return { status: 'no_backup' }
+  }
+
+  if (!backupPath) {
+    markITerm2SetupComplete()
+    return { status: 'no_backup' }
+  }
+
+  try {
+    await stat(backupPath)
+  } catch {
+    markITerm2SetupComplete()
+    return { status: 'no_backup' }
+  }
+
+  try {
+    await copyFile(backupPath, getITerm2PlistPath())
+
+    markITerm2SetupComplete()
+    return { status: 'restored' }
+  } catch (restoreError) {
+    logError(
+      new Error(`Failed to restore iTerm2 settings with: ${restoreError}`),
+    )
+    markITerm2SetupComplete()
+    return { status: 'failed', backupPath }
+  }
+}