// Where the session token lives on disk.
//
// Split out of lib/session.tsx so the background location task can read the
// token without importing the session provider: the task module is imported
// by app/_layout at bundle evaluation, and sign-out needs to stop the task —
// pointing those two at each other would be an import cycle. Both depend on
// this leaf instead.

import * as SecureStore from "expo-secure-store";

export const TOKEN_KEY = "waseel_auth_token";

/**
 * The stored session token, read straight from secure storage.
 *
 * Normal requests use the in-memory copy in lib/fetch, which the session
 * provider sets on sign-in. The background location task can't rely on that:
 * Android may restart the app process headlessly to deliver a location update,
 * with no React tree run and therefore no token in memory.
 */
export const readStoredToken = (): Promise<string | null> =>
  SecureStore.getItemAsync(TOKEN_KEY);