import assert from 'node:assert/strict';
import test from 'node:test';
import {
  buildScheduledTaskCreatePayload,
  extractScheduledTaskSpec,
  isScheduledTaskIntent,
  parseScheduledTaskIntent,
  resolveOnceRunAtLocal,
  shouldUseScheduledTaskAutomation,
} from './scheduled-task-intent.mjs';
import { shouldUseScheduleAssistant } from './schedule-intent.mjs';

test('detects daily news page automation intent', () => {
  assert.equal(shouldUseScheduledTaskAutomation('每天6点帮我做今日新闻页面'), true);
  const intent = parseScheduledTaskIntent('每天6点帮我做今日新闻页面');
  assert.equal(intent.action, 'create_scheduled_task');
  assert.equal(intent.recurrence, 'daily');
  assert.equal(intent.hour, 6);
  assert.equal(intent.minute, 0);
  assert.match(intent.taskSpec, /今日新闻页面/u);
  assert.equal(intent.needsClarification, undefined);
});

test('detects explicit scheduled task phrase', () => {
  assert.equal(shouldUseScheduledTaskAutomation('帮我设一个定时自动任务'), true);
  const intent = parseScheduledTaskIntent('帮我设一个定时自动任务');
  assert.equal(intent.action, 'create_scheduled_task');
  assert.ok(intent.needsClarification?.includes('schedule'));
  assert.ok(intent.needsClarification?.includes('task_spec'));
});

test('does not capture daily todo digest', () => {
  assert.equal(shouldUseScheduledTaskAutomation('每天早上7点把当天待办发给我'), false);
  assert.equal(parseScheduledTaskIntent('每天早上7点把当天待办发给我').action, 'none');
});

test('does not capture plain reminders', () => {
  assert.equal(shouldUseScheduledTaskAutomation('明天下午三点提醒我开会'), false);
  assert.equal(shouldUseScheduleAssistant('明天下午三点提醒我开会'), true);
});

test('scheduled automation takes precedence over schedule assistant keyword overlap', () => {
  assert.equal(shouldUseScheduledTaskAutomation('每天6点定时任务做新闻页'), true);
  assert.equal(shouldUseScheduleAssistant('每天6点定时任务做新闻页'), false);
});

test('parses cancel and list intents', () => {
  assert.equal(parseScheduledTaskIntent('取消我的定时任务').action, 'cancel_scheduled_task');
  assert.equal(parseScheduledTaskIntent('看看我的定时自动任务').action, 'list_scheduled_tasks');
});

test('parses one-shot tonight schedule with task spec', () => {
  const intent = parseScheduledTaskIntent('我想创建一个定时执行任务，今晚 21:45 分执行做新闻页面');
  assert.equal(intent.action, 'create_scheduled_task');
  assert.equal(intent.recurrence, 'once');
  assert.match(intent.runAtLocal, /^\d{4}-\d{2}-\d{2} 21:45$/);
  assert.match(intent.taskSpec, /新闻页面/u);
});

test('buildScheduledTaskCreatePayload maps parsed intent', () => {
  const intent = parseScheduledTaskIntent('每天6点帮我做今日新闻页面');
  const payload = buildScheduledTaskCreatePayload(intent, {
    userId: 'user-1',
    sourceMessageId: 'msg-1',
    sourceText: '每天6点帮我做今日新闻页面',
  });
  assert.equal(payload.userId, 'user-1');
  assert.equal(payload.recurrence, 'daily');
  assert.equal(payload.hour, 6);
  assert.match(payload.taskSpec, /今日新闻页面/u);
});

test('extractScheduledTaskSpec keeps executable content', () => {
  assert.match(
    extractScheduledTaskSpec('每天6点帮我做今日新闻页面'),
    /今日新闻页面/u,
  );
});

test('resolveOnceRunAtLocal returns future local datetime', () => {
  const now = Date.parse('2026-08-11T10:00:00+08:00');
  const runAtLocal = resolveOnceRunAtLocal('今晚 21:45 做新闻页', '今晚21:45做新闻页', {
    timezone: 'Asia/Shanghai',
    now,
  });
  assert.match(runAtLocal, /^2026-08-11 21:45$/);
});

test('isScheduledTaskIntent excludes none', () => {
  assert.equal(isScheduledTaskIntent({ action: 'create_scheduled_task' }), true);
  assert.equal(isScheduledTaskIntent({ action: 'none' }), false);
});

test('meta scheduled-task phrases require task_spec clarification', () => {
  for (const text of [
    '我要做一个定时执行任务',
    '定时自动执行任务',
    '不是待办，定时执行任务',
  ]) {
    const intent = parseScheduledTaskIntent(text);
    assert.equal(intent.action, 'create_scheduled_task', text);
    assert.ok(intent.needsClarification?.includes('task_spec'), text);
    assert.ok(intent.needsClarification?.includes('schedule'), text);
    assert.equal(extractScheduledTaskSpec(text), null, text);
  }
});

test('combined phrase keeps substantive taskSpec after time prefix', () => {
  const text = '帮我创建一个定时执行任务，23：00执行，搜索今日新闻';
  const intent = parseScheduledTaskIntent(text);
  assert.equal(intent.needsClarification, undefined);
  assert.match(intent.taskSpec, /搜索今日新闻/u);
});