'use strict';

const test = require('node:test');
const assert = require('node:assert/strict');

const {
  DEFAULT_NOTIFY_TIME,
  MAX_RECIPIENTS,
  buildIdempotencyKey,
  normalizeFlag,
  normalizeNotifyTime,
  normalizeRecipients,
} = require('../src/services/dailyInventoryNotificationSettings');
const {
  ACTION_TITLE,
  NOTIFICATION_TITLE,
  buildNotificationContent,
  minutesOfDay,
  resolveBizDate,
  withRetry,
} = require('../src/jobs/dailyInventoryNotificationJob');
const { chinaTimeParts } = require('../src/services/dailyInventoryScreenshot');

// ── 收件人名单规范化 ────────────────────────────────────────────
test('normalizeRecipients 去空值、去空白、保持顺序', () => {
  assert.deepEqual(normalizeRecipients(['张三', '  ', '李四', '', null, undefined]), ['张三', '李四']);
});

test('normalizeRecipients 去重且忽略首尾空格', () => {
  assert.deepEqual(normalizeRecipients([' 张三 ', '张三', '李四', ' 李四']), ['张三', '李四']);
});

test('normalizeRecipients 支持逗号/中文逗号/分号/换行分隔的字符串', () => {
  assert.deepEqual(
    normalizeRecipients('张三,李四，王五;赵六\n孙七'),
    ['张三', '李四', '王五', '赵六', '孙七']
  );
});

test('normalizeRecipients 对非法输入返回空数组', () => {
  assert.deepEqual(normalizeRecipients(null), []);
  assert.deepEqual(normalizeRecipients(undefined), []);
  assert.deepEqual(normalizeRecipients(12345), []);
});

test('normalizeRecipients 超量时截断到上限', () => {
  const list = Array.from({ length: MAX_RECIPIENTS + 5 }, (_, i) => `用户${i}`);
  const result = normalizeRecipients(list);
  assert.equal(result.length, MAX_RECIPIENTS);
  assert.equal(result[0], '用户0');
});

// ── 通知时间校验 ────────────────────────────────────────────────
test('normalizeNotifyTime 接受合法 HH:mm 并补零', () => {
  assert.equal(normalizeNotifyTime('1:05'), '01:05');
  assert.equal(normalizeNotifyTime('23:59'), '23:59');
  assert.equal(normalizeNotifyTime('00:00'), '00:00');
});

test('normalizeNotifyTime 支持 HH:mm:ss 并截断到分钟', () => {
  assert.equal(normalizeNotifyTime('01:00:30'), '01:00');
});

test('normalizeNotifyTime 非法值回退默认 01:00', () => {
  assert.equal(normalizeNotifyTime('24:00'), DEFAULT_NOTIFY_TIME);
  assert.equal(normalizeNotifyTime('12:60'), DEFAULT_NOTIFY_TIME);
  assert.equal(normalizeNotifyTime('abc'), DEFAULT_NOTIFY_TIME);
  assert.equal(normalizeNotifyTime(''), DEFAULT_NOTIFY_TIME);
  assert.equal(normalizeNotifyTime(null), DEFAULT_NOTIFY_TIME);
});

test('normalizeFlag 只接受明确的布尔语义，未知值回退默认', () => {
  assert.equal(normalizeFlag('true', false), true);
  assert.equal(normalizeFlag('off', true), false);
  assert.equal(normalizeFlag('maybe', true), true);
  assert.equal(normalizeFlag(null, false), false);
});

// ── 幂等键 ──────────────────────────────────────────────────────
test('buildIdempotencyKey 正式推送按业务日期+收件人稳定生成', () => {
  const a = buildIdempotencyKey({ bizDate: '2026-09-25', recipient: '张三', mode: 'scheduled' });
  const b = buildIdempotencyKey({ bizDate: '2026-09-25', recipient: '张三', mode: 'scheduled' });
  const c = buildIdempotencyKey({ bizDate: '2026-09-25', recipient: '李四', mode: 'scheduled' });
  assert.equal(a, b);
  assert.notEqual(a, c);
});

test('buildIdempotencyKey 测试推送带随机数，不占用正式幂等记录', () => {
  const formal = buildIdempotencyKey({ bizDate: '2026-09-25', recipient: '张三', mode: 'scheduled' });
  const t1 = buildIdempotencyKey({ bizDate: '2026-09-25', recipient: '张三', mode: 'test', nonce: 'n1' });
  const t2 = buildIdempotencyKey({ bizDate: '2026-09-25', recipient: '张三', mode: 'test', nonce: 'n2' });
  assert.notEqual(t1, t2);
  assert.notEqual(t1, formal);
});

// ── 通知正文 ────────────────────────────────────────────────────
test('buildNotificationContent 包含数据日期、生成时间、图片地址与页面链接', () => {
  const content = buildNotificationContent({
    bizDate: '2026-09-25',
    takenAt: '2026/09/25 01:00:00',
    imageUrl: 'https://cdn.example.com/daily-inventory/2026-09-25/daily-inventory-20260925-010000.png',
    pageUrl: 'https://ck.yydd.ai/planning/operation/daily-inventory',
  });
  assert.match(content, /2026-09-25/);
  assert.match(content, /2026\/09\/25 01:00:00/);
  assert.match(content, /https:\/\/cdn\.example\.com\//);
  assert.match(content, /https:\/\/ck\.yydd\.ai\/planning\/operation\/daily-inventory/);
  assert.match(content, new RegExp(ACTION_TITLE));
  assert.equal(NOTIFICATION_TITLE, '每日进销存数据');
});

// ── 业务日期与调度时刻 ──────────────────────────────────────────
test('resolveBizDate 取北京时间昨日（与页面 T-1 口径一致）', () => {
  assert.equal(resolveBizDate(new Date('2026-09-25T01:00:00+08:00')), '2026-09-24');
  assert.equal(resolveBizDate(new Date('2026-09-25T23:30:00+08:00')), '2026-09-24');
});

test('minutesOfDay 正确换算，非法值返回 null', () => {
  assert.equal(minutesOfDay('00:00'), 0);
  assert.equal(minutesOfDay('01:00'), 60);
  assert.equal(minutesOfDay('23:59'), 1439);
  assert.equal(minutesOfDay('24:00'), null);
  assert.equal(minutesOfDay('abc'), null);
  assert.equal(minutesOfDay(null), null);
});

test('chinaTimeParts 生成对象键所需的日期与时间片段', () => {
  const parts = chinaTimeParts(new Date('2026-09-25T01:00:00+08:00'));
  assert.equal(parts.bizDate, '2026-09-25');
  assert.equal(parts.dateKey, '20260925');
  assert.equal(parts.timeKey, '010000');
  assert.equal(
    `daily-inventory/${parts.bizDate}/daily-inventory-${parts.dateKey}-${parts.timeKey}.png`,
    'daily-inventory/2026-09-25/daily-inventory-20260925-010000.png'
  );
});

// ── 重试与退避 ──────────────────────────────────────────────────
test('withRetry 第二次成功后返回结果', async () => {
  let calls = 0;
  const result = await withRetry(
    async () => {
      calls += 1;
      if (calls < 2) throw new Error('临时失败');
      return 'ok';
    },
    { label: '单元测试', attempts: 3, baseDelayMs: 1 }
  );
  assert.equal(result, 'ok');
  assert.equal(calls, 2);
});

test('withRetry 超过次数后抛出最后一次错误', async () => {
  let calls = 0;
  await assert.rejects(
    withRetry(
      async () => {
        calls += 1;
        throw new Error(`失败${calls}`);
      },
      { label: '单元测试', attempts: 3, baseDelayMs: 1 }
    ),
    /失败3/
  );
  assert.equal(calls, 3);
});