Function transitionPlanAutoMode

src/utils/permissions/permissionSetup.ts:1502–1532

(
  context: ToolPermissionContext,
)

 * useAutoModeDuringPlan mid-plan takes effect immediately.
 */
export function transitionPlanAutoMode(
  context: ToolPermissionContext,
): ToolPermissionContext {
  if (!feature('TRANSCRIPT_CLASSIFIER')) return context
  if (context.mode !== 'plan') return context
  // Mirror prepareContextForPlanMode's entry-time exclusion — never activate
  // auto mid-plan when the user entered from a dangerous mode.
  if (context.prePlanMode === 'bypassPermissions') {
    return context
  }

  const want = shouldPlanUseAutoMode()
  const have = autoModeStateModule?.isAutoModeActive() ?? false

  if (want && have) {
    // syncPermissionRulesFromDisk (called before us in applySettingsChange)
    // re-adds dangerous rules from disk without touching strippedDangerousRules.
    // Re-strip so the classifier isn't bypassed by prefix-rule allow matches.
    return stripDangerousPermissionsForAutoMode(context)
  }
  if (!want && !have) return context

  if (want) {
    autoModeStateModule?.setAutoModeActive(true)
    setNeedsAutoModeExitAttachment(false)
    return stripDangerousPermissionsForAutoMode(context)
  }
  autoModeStateModule?.setAutoModeActive(false)
  setNeedsAutoModeExitAttachment(true)
  return restoreDangerousPermissions(context)
}