import { setupMessageHandler, setRestoreReady } from "./messages";
import { setupAutoLock } from "./alarms";
import { setupPasskeyProxy } from "./passkey";
import { setupCommands } from "./commands";
import { setupClipboardClearAlarm } from "./clipboard";
import { restoreFromSession, isUnlocked, lock } from "./vault";
import { ensureSettingsLoaded } from "./vault";
import { isRecoveryConfirmPending } from "./recovery-pending";
import { denyAllPendingPasskeyRequests } from "./passkey";
import { hydratePersistedSyncState, setSyncRunner } from "./sync-trigger";
import { productionSyncRunner } from "./chirp-sync-runner";

// Keep alive for MV3 service worker
chrome.runtime.onInstalled.addListener(() => {});

// The chrome.idle.onStateChanged listener lives in ./alarms (the architectural
// home for auto-lock timing). Keeping it in only one place avoids drift.

// Lock-on-close via port disconnect. The popup opens a "popup" named port;
// when that port disconnects (popup closed), lock if lockOnClose is enabled.
// Previously declared in index.ts which was never bundled — moved here.
chrome.runtime.onConnect.addListener((port) => {
  if (port.name !== "popup") return;
  port.onDisconnect.addListener(async () => {
    await denyAllPendingPasskeyRequests();
    const s = await ensureSettingsLoaded();
    if (!isUnlocked() || s.lockOnClose === false) return;
    if (await isRecoveryConfirmPending()) return;
    lock();
  });
});

export function start(): void {
  // MV3: the chrome.runtime.onMessage listener MUST be registered during the
  // worker's initial SYNCHRONOUS evaluation. If registration is deferred behind
  // an await, a popup/content message that wakes a cold worker is dispatched
  // before the listener exists → "receiving end does not exist", and the popup
  // misreads the failed HAS_VAULT as "no vault" and shows onboarding.
  //
  // So: kick off session-restore, hand its promise to the message layer as a
  // gate, and register the handler synchronously. Unlock-dependent handlers
  // await the gate (see handleMessage), which preserves the SEV-3-B fix — no
  // spurious lock screen — without delaying listener registration.
  const restored = restoreFromSession();
  setRestoreReady(restored);
  setupMessageHandler();
  void setupAutoLock();
  setupCommands();
  // HV-2: clipboard auto-clear backstop must survive worker eviction; the
  // listener has to be registered during initial synchronous evaluation so
  // a cold worker woken BY the alarm still handles it.
  setupClipboardClearAlarm();
  void setupPasskeyProxy();
  // Wire the chirp-sync production runner into the dispatcher. Without this
  // `triggerSyncIfReachable` is a no-op (the runner slot starts null) — the
  // pairing/transport/coordinator stack ships dormant until this assignment.
  setSyncRunner(productionSyncRunner);
  void restored.then(() => hydratePersistedSyncState()).catch(() => undefined);
}

start();