import assert from 'node:assert/strict';
import { ConvexStore } from '../src/lib/server/store';
import { hashSecret } from '../src/lib/server/security';
import {
  parseRestoreMarkerPhase,
  validateRestoreMarkerTarget,
  SYNTHETIC_CHARACTER_ID_MIN,
  validateRestoreMarkerWrite,
} from '../src/lib/server/restore-marker';

const marker = process.env.RESTORE_MARKER;
const phase = parseRestoreMarkerPhase(process.env.RESTORE_MARKER_PHASE);
const target = validateRestoreMarkerTarget(process.env.CONVEX_SELF_HOSTED_URL);
validateRestoreMarkerWrite({
  phase,
  allowWrite: process.env.SMOKE_ALLOW_WRITE,
  confirmation: process.env.RESTORE_MARKER_CONFIRMATION,
});
const characterId = Number(process.env.RESTORE_MARKER_CHARACTER_ID ?? String(SYNTHETIC_CHARACTER_ID_MIN + 1));
const expiryRaw = process.env.RESTORE_MARKER_SESSION_EXPIRES_AT;
const sessionExpiresAt = expiryRaw === undefined ? Date.now() + 7 * 24 * 60 * 60_000 : Number(expiryRaw);
if (!marker || !/^[A-Za-z0-9._-]{8,100}$/.test(marker)) throw new Error('RESTORE_MARKER must be a synthetic 8–100 character identifier');
if (!Number.isSafeInteger(characterId) || characterId < SYNTHETIC_CHARACTER_ID_MIN) throw new Error(`RESTORE_MARKER_CHARACTER_ID must be a reserved synthetic ID >= ${SYNTHETIC_CHARACTER_ID_MIN}`);
if (!Number.isSafeInteger(sessionExpiresAt) || sessionExpiresAt <= Date.now()) throw new Error('RESTORE_MARKER_SESSION_EXPIRES_AT must be a future millisecond timestamp');
if (phase !== 'write' && expiryRaw === undefined) throw new Error('RESTORE_MARKER_SESSION_EXPIRES_AT is required when verifying or invalidating a marker');
const store = new ConvexStore(target.toString(), process.env.CONVEX_BRIDGE_SECRET!);
const sessionHash = hashSecret(`restore-marker-session:${marker}`);
const ownerHash = hashSecret(`restore-marker-owner:${marker}`);

if (phase === 'write') {
  const now = Date.now();
  const user = await store.completeLogin({
    characterId,
    name: `Restore marker ${marker}`,
    ownerHash,
    scopes: ['esi-assets.read_assets.v1'],
    intent: 'initial_login',
    capability: 'asset_search',
    requestedScopes: ['esi-assets.read_assets.v1'],
    approvedExistingScopes: [],
    encryptedTokens: `restore-marker-placeholder:${marker}`,
    tokenExpiresAt: sessionExpiresAt,
    sessionHash,
    sessionExpiresAt,
  });
  console.log(`Restore marker written: character=${characterId}, user=${user.userId}, expiresAt=${sessionExpiresAt}`);
} else if (phase === 'verify') {
  const session = await store.session(sessionHash);
  assert(session, 'restore marker session is missing');
  const characters = await store.characters(session.userId);
  assert(characters.some((character) => character.id === characterId && character.name === `Restore marker ${marker}`), 'restore marker character is missing or changed');
  console.log(`Restore marker verified: character=${characterId}, user=${session.userId}, expiresAt=${sessionExpiresAt}`);
} else if (phase === 'expect-invalidated') {
  assert.equal(await store.session(sessionHash), null, 'restore marker session remains usable; invalidation is incomplete');
  console.log(`Restore marker invalidation verified: character=${characterId}, beforeExpiresAt=${sessionExpiresAt}`);
} else {
  throw new Error('RESTORE_MARKER_PHASE must be write, verify, or expect-invalidated');
}