import assert from 'node:assert/strict';
import test from 'node:test';
import { createScheduledTaskService, computeScheduledTaskNextRunAt } from './scheduled-task-service.mjs';
import { nextDailyRunAt } from './schedule-time.mjs';

test('computeScheduledTaskNextRunAt supports daily schedule', () => {
  const now = Date.parse('2026-07-31T02:00:00+08:00');
  const nextRunAt = computeScheduledTaskNextRunAt({
    recurrence: 'daily',
    hour: 6,
    minute: 0,
    timezone: 'Asia/Shanghai',
    now,
  });
  assert.equal(nextRunAt, nextDailyRunAt({ hour: 6, minute: 0, timezone: 'Asia/Shanghai', now }));
});

test('createTask inserts scheduled automation row', async () => {
  const inserts = [];
  const service = createScheduledTaskService({
    async query(sql, params) {
      if (sql.includes('INSERT INTO h5_scheduled_tasks')) {
        inserts.push(params);
        return [{ affectedRows: 1 }];
      }
      if (sql.includes('SELECT * FROM h5_scheduled_tasks WHERE id = ?')) {
        return [[{
          id: params[0],
          user_id: 'user-1',
          title: '每日新闻页',
          task_spec: '搜索今日新闻并生成 HTML 页面',
          recurrence: 'daily',
          hour: 6,
          minute: 0,
          weekday: null,
          timezone: 'Asia/Shanghai',
          next_run_at: 1780000000000,
          last_run_at: null,
          notify_channel: 'both',
          status: 'active',
          attempts: 0,
          last_error: null,
          last_result_json: null,
          source_channel: 'agent',
          source_session_id: null,
          source_message_id: null,
          source_text: null,
          created_at: 1780000000000,
          updated_at: 1780000000000,
        }]];
      }
      return [[]];
    },
  }, {
    clock: { now: () => 1780000000000 },
  });

  const task = await service.createTask({
    userId: 'user-1',
    title: '每日新闻页',
    taskSpec: '搜索今日新闻并生成 HTML 页面',
    recurrence: 'daily',
    hour: 6,
    minute: 0,
  });

  assert.equal(task.title, '每日新闻页');
  assert.equal(task.recurrence, 'daily');
  assert.equal(inserts.length, 1);
});

test('cancelTask updates status to cancelled', async () => {
  const service = createScheduledTaskService({
    async query(sql, params) {
      if (sql.includes('UPDATE h5_scheduled_tasks') && sql.includes('cancelled')) {
        return [{ affectedRows: 1 }];
      }
      if (sql.includes('SELECT * FROM h5_scheduled_tasks WHERE id = ?')) {
        return [[{
          id: params[0],
          user_id: 'user-1',
          title: '每日新闻页',
          task_spec: '搜索今日新闻并生成 HTML 页面',
          recurrence: 'daily',
          hour: 6,
          minute: 0,
          weekday: null,
          timezone: 'Asia/Shanghai',
          next_run_at: 1780000000000,
          last_run_at: null,
          notify_channel: 'both',
          status: 'cancelled',
          attempts: 0,
          last_error: null,
          last_result_json: null,
          source_channel: 'agent',
          source_session_id: null,
          source_message_id: null,
          source_text: null,
          created_at: 1780000000000,
          updated_at: 1780000001000,
        }]];
      }
      return [[]];
    },
  });

  const task = await service.cancelTask({ userId: 'user-1', taskId: 'task-1' });
  assert.equal(task.status, 'cancelled');
});

test('markTaskSucceeded completes one-shot task', async () => {
  const updates = [];
  const service = createScheduledTaskService({
    async query(sql, params) {
      if (sql.includes('UPDATE h5_scheduled_tasks') && sql.includes("'completed'")) {
        updates.push(['completed', params]);
      }
      return [{ affectedRows: 1 }];
    },
  }, {
    clock: { now: () => 1780000001000 },
  });

  const result = await service.markTaskSucceeded({
    id: 'task-1',
    recurrence: 'once',
    title: '一次性任务',
    nextRunAt: 1780000000000,
  }, {
    deliveryText: 'done',
    sessionId: 'session-1',
    requestId: 'req-1',
  });

  assert.equal(result.status, 'completed');
  assert.equal(updates.length, 1);
});

test('markTaskSucceeded schedules next run for daily task', async () => {
  const updates = [];
  const service = createScheduledTaskService({
    async query(sql, params) {
      if (sql.includes('UPDATE h5_scheduled_tasks') && sql.includes("'active'")) {
        updates.push(params);
      }
      return [{ affectedRows: 1 }];
    },
  }, {
    clock: { now: () => Date.parse('2026-07-31T02:00:00+08:00') },
  });

  const result = await service.markTaskSucceeded({
    id: 'task-2',
    recurrence: 'daily',
    hour: 6,
    minute: 0,
    timezone: 'Asia/Shanghai',
    title: '每日任务',
    nextRunAt: Date.parse('2026-07-31T06:00:00+08:00'),
  }, {
    deliveryText: 'done',
  });

  assert.equal(result.status, 'active');
  assert.ok(result.nextRunAt > Date.parse('2026-07-31T02:00:00+08:00'));
  assert.equal(updates.length, 1);
});