#!/usr/bin/env node
/**
 * Reactivate Tang's daily scheduled tasks stuck in terminal `failed` state.
 * Dry-run by default; pass --apply to mutate rows.
 */
import process from 'node:process';
import mysql from 'mysql2/promise';
import { loadH5Environment } from './load-env.mjs';
import { nextDailyRunAt } from '../schedule-time.mjs';

loadH5Environment(import.meta.dirname);

const TANG = 'a70ff537-8908-486e-9b6c-042e07cc25db';
const DAILY_TASK_IDS = [
  '21799936-0532-420c-b144-65ea3846cde1', // 5:30 news
  '23456db0-918e-4055-9ca3-e17e83b2dc24', // 8:00 weather
];

const fmt = (ms) => new Date(Number(ms)).toLocaleString('zh-CN', {
  timeZone: 'Asia/Shanghai',
  hour12: false,
});

async function main() {
  const apply = process.argv.includes('--apply');
  const pool = mysql.createPool({ uri: process.env.DATABASE_URL, connectionLimit: 2 });
  const now = Date.now();
  const plan = [];

  for (const taskId of DAILY_TASK_IDS) {
    const [rows] = await pool.query(
      `SELECT id, title, status, recurrence, hour, minute, weekday, timezone,
              next_run_at, last_error, attempts
       FROM h5_scheduled_tasks
       WHERE id = ? AND user_id = ?
       LIMIT 1`,
      [taskId, TANG],
    );
    const row = rows[0];
    if (!row) {
      plan.push({ taskId, action: 'skip', reason: 'not_found' });
      continue;
    }
    if (row.recurrence !== 'daily') {
      plan.push({ taskId, action: 'skip', reason: 'not_daily', title: row.title });
      continue;
    }
    const nextRunAt = nextDailyRunAt({
      hour: row.hour,
      minute: row.minute,
      timezone: row.timezone || 'Asia/Shanghai',
      now,
    });
    plan.push({
      taskId,
      title: row.title,
      fromStatus: row.status,
      fromNextRunAt: fmt(row.next_run_at),
      toStatus: 'active',
      toNextRunAt: fmt(nextRunAt),
      lastError: row.last_error,
      attempts: row.attempts,
      action: apply ? 'reactivated' : 'would_reactivate',
    });
    if (apply) {
      await pool.query(
        `UPDATE h5_scheduled_tasks
         SET status = 'active',
             next_run_at = ?,
             locked_until = NULL,
             last_error = NULL,
             attempts = 0,
             updated_at = ?
         WHERE id = ? AND user_id = ?`,
        [nextRunAt, now, taskId, TANG],
      );
    }
  }

  console.log(JSON.stringify({ apply, now: fmt(now), plan }, null, 2));
  await pool.end();
}

main().catch((err) => {
  console.error(err);
  process.exit(1);
});