import { beforeEach, describe, expect, test, vi } from 'vitest';

import subscribeMessageBridge from './index.shared.js';

const TEST_TEMPLATE_ID = 'm5z7BkkBhJGbcH0cdDeHaeRU2tViDEguP38XdrRRCdU';

const {
  SUBSCRIBE_RESULT_STORAGE_KEY,
  appendSubscribeResult,
  buildSubscribeResultValue,
  createSubscribeMessagePage,
} = subscribeMessageBridge;

describe('subscribe-message mini program bridge', () => {
  beforeEach(() => {
    globalThis.wx = {
      requestSubscribeMessage: vi.fn(),
      setStorageSync: vi.fn(),
      navigateBack: vi.fn(),
    };
    globalThis.getCurrentPages = vi.fn(() => []);
  });

  test('requests subscribe message and stores result before returning', () => {
    const previousPage = {
      data: { webViewUrl: 'https://web.test/#tab=create' },
      setData: vi.fn(),
    };
    globalThis.getCurrentPages = vi.fn(() => [previousPage, {}]);
    globalThis.wx.requestSubscribeMessage.mockImplementationOnce((options) => {
      options.success?.({
        m5z7BkkBhJGbcH0cdDeHaeRU2tViDEguP38XdrRRCdU: 'accept',
      });
    });
    const page = createSubscribeMessagePage(
      {
        setData: vi.fn(),
      },
      { templateId: TEST_TEMPLATE_ID },
    );
    page.onLoad({ requestId: 'request-1' });

    page.requestSubscribe();

    expect(globalThis.wx.requestSubscribeMessage).toHaveBeenCalledWith({
      tmplIds: [TEST_TEMPLATE_ID],
      success: expect.any(Function),
      fail: expect.any(Function),
    });
    expect(globalThis.wx.setStorageSync).toHaveBeenCalledWith(
      SUBSCRIBE_RESULT_STORAGE_KEY,
      'request-1:success',
    );
    expect(previousPage.setData).not.toHaveBeenCalled();
    expect(globalThis.wx.navigateBack).toHaveBeenCalled();
  });

  test('skip action notifies previous web-view', () => {
    const previousPage = {
      data: { webViewUrl: 'https://web.test/' },
      setData: vi.fn(),
    };
    globalThis.getCurrentPages = vi.fn(() => [previousPage, {}]);
    const page = createSubscribeMessagePage(
      {
        setData: vi.fn(),
      },
      { templateId: TEST_TEMPLATE_ID },
    );
    page.onLoad({ requestId: 'request-skip' });

    page.handleSkip();

    expect(globalThis.wx.setStorageSync).toHaveBeenCalledWith(
      SUBSCRIBE_RESULT_STORAGE_KEY,
      'request-skip:skip:user_skip',
    );
    expect(previousPage.setData).not.toHaveBeenCalled();
    expect(globalThis.wx.navigateBack).toHaveBeenCalled();
  });

  test('appendSubscribeResult replaces stale subscribe hash', () => {
    expect(
      appendSubscribeResult(
        'https://web.test/#old=1&wx_subscribe_result=old',
        'req:skip',
      ),
    ).toBe('https://web.test/#old=1&wx_subscribe_result=req%3Askip');
    expect(buildSubscribeResultValue('req-1', 'skip', 'user_cancel')).toBe(
      'req-1:skip:user_cancel',
    );
  });
});