import assert from 'node:assert/strict';
import test from 'node:test';
import { createNotificationDispatcher } from './notification-dispatcher.mjs';

test('notification dispatcher forwards recharge success text unchanged', async () => {
  const sent = [];
  const dedupeKeys = [];
  const logs = [];
  const dispatcher = createNotificationDispatcher({
    async sendWechatTextToUser(userId, text) {
      sent.push({ userId, text });
    },
    logger: {
      info(message, payload) {
        logs.push({ message, payload });
      },
    },
  });

  const sentOk = await dispatcher.sendRechargeSuccess({
    userId: 'user-1',
    title: '充值成功',
    body: '你已成功充值 ¥25.00，余额已更新。',
    dedupeKey: (dedupeKeys.push('recharge:order-1'), 'recharge:order-1'),
  });

  assert.equal(sentOk, true);
  assert.deepEqual(dedupeKeys, ['recharge:order-1']);
  assert.deepEqual(sent, [
    { userId: 'user-1', text: '充值成功\n你已成功充值 ¥25.00，余额已更新。' },
  ]);
  assert.deepEqual(logs, [
    {
      message: 'Notification dispatch:',
      payload: {
        type: 'recharge_success',
        userId: 'user-1',
        dedupeKey: 'recharge:order-1',
        sent: true,
      },
    },
  ]);
});

test('notification dispatcher forwards schedule notification text unchanged', async () => {
  const sent = [];
  const logs = [];
  const dispatcher = createNotificationDispatcher({
    async sendWechatTextToUser(userId, text) {
      sent.push({ userId, text });
    },
    logger: {
      info(message, payload) {
        logs.push({ message, payload });
      },
    },
  });

  const sentOk = await dispatcher.sendScheduleNotification({
    userId: 'user-2',
    text: '【待办提醒】开会\n提醒时间：09:00',
  });

  assert.equal(sentOk, true);
  assert.deepEqual(sent, [
    { userId: 'user-2', text: '【待办提醒】开会\n提醒时间：09:00' },
  ]);
  assert.deepEqual(logs, [
    {
      message: 'Notification dispatch:',
      payload: {
        type: 'schedule_notification',
        userId: 'user-2',
        dedupeKey: null,
        sent: true,
      },
    },
  ]);
});

test('notification dispatcher returns false when wechat sender is unavailable', async () => {
  const logs = [];
  const dispatcher = createNotificationDispatcher({
    logger: {
      info(message, payload) {
        logs.push({ message, payload });
      },
    },
  });

  assert.equal(
    await dispatcher.sendRechargeSuccess({
      userId: 'user-3',
      title: '充值成功',
      body: '余额已更新。',
    }),
    false,
  );
  assert.equal(
    await dispatcher.sendScheduleNotification({
      userId: 'user-3',
      text: '【待办提醒】开会',
    }),
    false,
  );
  assert.deepEqual(logs, [
    {
      message: 'Notification dispatch:',
      payload: {
        type: 'recharge_success',
        userId: 'user-3',
        dedupeKey: null,
        sent: false,
      },
    },
    {
      message: 'Notification dispatch:',
      payload: {
        type: 'schedule_notification',
        userId: 'user-3',
        dedupeKey: null,
        sent: false,
      },
    },
  ]);
});