/**
 * OmniCard AI (CRMmp) - 名片主参展分享码海报测试套件 (TDD Red -> Green)
 *
 * 严格按照 AGENTS.md 3.3、4.3、5.1 规范与 pages/owner/card/qrcode 设计编写
 */

import * as fs from 'fs';
import * as path from 'path';

const QRCODE_PAGE = path.resolve(
  __dirname,
  '../../../mpuniapp/pages/owner/card/qrcode.uvue'
);
const QRCODE_UTS = path.resolve(
  __dirname,
  '../../../mpuniapp/pages/owner/card/useCardQrcode.uts'
);

type QrcodeQuery = {
  slug?: string;
  id?: string;
};

type CardQrcodePoster = {
  svg: string;
  url: string;
};

type LoadPosterApi = {
  fetchCardQrcodeSvg: (slugOrId: string) => Promise<CardQrcodePoster>;
};

type LoadPosterResult = {
  svg: string;
  url: string;
  empty: boolean;
  errorMessage: string;
};

type UseCardQrcodeModule = {
  resolveSlugOrId: (query: QrcodeQuery | null | undefined) => string;
  loadPoster: (
    slugOrId: string | null | undefined,
    api?: LoadPosterApi
  ) => Promise<LoadPosterResult>;
  copyPosterUrl: (url: string | null | undefined) => boolean;
};

const EMOJI_RE = /[\u2600-\u27BF\uFE0F]|[\uD83C-\uDBFF][\uDC00-\uDFFF]/;

function loadUseCardQrcode(): UseCardQrcodeModule {
  // eslint-disable-next-line @typescript-eslint/no-require-imports
  return require(QRCODE_UTS) as UseCardQrcodeModule;
}

function buildPoster(overrides?: Partial<CardQrcodePoster>): CardQrcodePoster {
  return {
    svg: '<svg xmlns="http://www.w3.org/2000/svg"></svg>',
    url: 'https://omnicard.ai/c/alex-vance',
    ...overrides,
  };
}

describe('OmniCard AI 名片主参展分享码海报 (useCardQrcode.uts)', () => {
  let clipboardText: string;
  let toastCalls: Array<{ title: string; icon?: string }>;

  beforeEach(() => {
    jest.resetModules();
    clipboardText = '';
    toastCalls = [];
    (global as { uni?: Record<string, unknown> }).uni = {
      getLocale: () => 'zh-CN',
      showToast: (options: { title: string; icon?: string }) => {
        toastCalls.push(options);
      },
      setClipboardData: (options: { data: string; success?: () => void }) => {
        clipboardText = options.data;
        options.success?.();
      },
    };
  });

  afterEach(() => {
    delete (global as { uni?: Record<string, unknown> }).uni;
  });

  describe('1. resolveSlugOrId 优先 slug，否则 id', () => {
    it('1.1 同时有 slug 与 id 时只取 slug', () => {
      const { resolveSlugOrId } = loadUseCardQrcode();

      expect(
        resolveSlugOrId({ slug: 'alex-vance', id: '101' })
      ).toBe('alex-vance');
    });

    it('1.2 slug 为空时回退 id，并去掉首尾空白', () => {
      const { resolveSlugOrId } = loadUseCardQrcode();

      expect(resolveSlugOrId({ slug: '  ', id: ' 101 ' })).toBe('101');
      expect(resolveSlugOrId({ id: 'card-88' })).toBe('card-88');
      expect(resolveSlugOrId({ slug: '  gitex-2026  ' })).toBe('gitex-2026');
    });

    it('1.3 缺参或全空返回空串', () => {
      const { resolveSlugOrId } = loadUseCardQrcode();

      expect(resolveSlugOrId({})).toBe('');
      expect(resolveSlugOrId({ slug: '', id: '' })).toBe('');
      expect(resolveSlugOrId(null)).toBe('');
      expect(resolveSlugOrId(undefined)).toBe('');
    });
  });

  describe('2. loadPoster 调用 svg API', () => {
    it('2.1 把 slugOrId 交给 fetchCardQrcodeSvg，并回填 svg / url', async () => {
      const { loadPoster } = loadUseCardQrcode();
      const poster = buildPoster();
      const fetchCardQrcodeSvg = jest.fn(
        async (slugOrId: string): Promise<CardQrcodePoster> => {
          expect(slugOrId).toBe('alex-vance');
          return poster;
        }
      );

      const result = await loadPoster('alex-vance', { fetchCardQrcodeSvg });

      expect(fetchCardQrcodeSvg).toHaveBeenCalledTimes(1);
      expect(fetchCardQrcodeSvg).toHaveBeenCalledWith('alex-vance');
      expect(result.svg).toBe(poster.svg);
      expect(result.url).toBe(poster.url);
      expect(result.empty).toBe(false);
      expect(result.errorMessage).toBe('');
    });

    it('2.2 空 slugOrId 不请求接口，标记空态', async () => {
      const { loadPoster } = loadUseCardQrcode();
      const fetchCardQrcodeSvg = jest.fn(async () => buildPoster());

      const result = await loadPoster('   ', { fetchCardQrcodeSvg });

      expect(fetchCardQrcodeSvg).not.toHaveBeenCalled();
      expect(result.svg).toBe('');
      expect(result.url).toBe('');
      expect(result.empty).toBe(true);
      expect(result.errorMessage).toBe('');
    });

    it('2.3 接口失败写入错误，不伪装空态成功', async () => {
      const { loadPoster } = loadUseCardQrcode();
      const fetchCardQrcodeSvg = jest.fn(async (): Promise<CardQrcodePoster> => {
        throw new Error('qrcode svg unavailable');
      });

      const result = await loadPoster('alex-vance', { fetchCardQrcodeSvg });

      expect(fetchCardQrcodeSvg).toHaveBeenCalledTimes(1);
      expect(result.svg).toBe('');
      expect(result.url).toBe('');
      expect(result.empty).toBe(false);
      expect(result.errorMessage).toBe('qrcode svg unavailable');
    });
  });

  describe('3. copyPosterUrl 复制短链', () => {
    it('3.1 调用 uni.setClipboardData 并提示已复制', () => {
      const { copyPosterUrl } = loadUseCardQrcode();
      const ok = copyPosterUrl('https://omnicard.ai/c/alex-vance');

      expect(ok).toBe(true);
      expect(clipboardText).toBe('https://omnicard.ai/c/alex-vance');
      expect(toastCalls.length).toBeGreaterThan(0);
    });

    it('3.2 空 url 不写剪贴板', () => {
      const { copyPosterUrl } = loadUseCardQrcode();
      const ok = copyPosterUrl('  ');

      expect(ok).toBe(false);
      expect(clipboardText).toBe('');
    });
  });
});

describe('OmniCard AI 参展分享码海报页存在 (qrcode.uvue)', () => {
  it('页面文件存在，展示短链与单一复制 CTA', () => {
    expect(fs.existsSync(QRCODE_PAGE)).toBe(true);
    expect(fs.existsSync(QRCODE_UTS)).toBe(true);

    const pageSource = fs.readFileSync(QRCODE_PAGE, 'utf8');
    const logicSource = fs.readFileSync(QRCODE_UTS, 'utf8');
    const combined = `${pageSource}\n${logicSource}`;

    expect(pageSource.includes('script setup lang="uts"')).toBe(true);
    expect(pageSource.includes('getOmniText')).toBe(true);
    expect(pageSource.includes('primary-cta-btn')).toBe(true);
    expect(
      combined.includes('fetchCardQrcodeSvg') || combined.includes('loadPoster')
    ).toBe(true);
    expect(
      combined.includes('resolveSlugOrId') || pageSource.includes('slug')
    ).toBe(true);
    expect(
      combined.includes('setClipboardData') || combined.includes('copyPosterUrl')
    ).toBe(true);
    expect(pageSource.includes('state.url') || pageSource.includes('posterUrl')).toBe(
      true
    );
    expect(pageSource.includes('#0B5CFF')).toBe(true);
    expect(pageSource.includes('#F7F8FA')).toBe(true);
    expect(pageSource.includes('#101828')).toBe(true);
    expect(pageSource.includes('#667085')).toBe(true);
    expect(pageSource.includes('#E3E7ED')).toBe(true);
    expect(pageSource.includes('12px')).toBe(true);
    expect(pageSource.includes('16px')).toBe(true);
  });

  it('无 emoji、无 any，模板无硬编码中文主文案，仅一个主 CTA', () => {
    const pageSource = fs.readFileSync(QRCODE_PAGE, 'utf8');
    const logicSource = fs.readFileSync(QRCODE_UTS, 'utf8');
    const testSource = fs.readFileSync(__filename, 'utf8');
    const template = pageSource.split('<script')[0];

    expect(EMOJI_RE.test(pageSource)).toBe(false);
    expect(EMOJI_RE.test(logicSource)).toBe(false);
    expect(EMOJI_RE.test(testSource)).toBe(false);
    expect(pageSource.includes(': any') || pageSource.includes(' as any')).toBe(
      false
    );
    expect(logicSource.includes(': any') || logicSource.includes(' as any')).toBe(
      false
    );
    expect(/[\u4e00-\u9fff]/.test(template)).toBe(false);
    expect((pageSource.match(/primary-cta-btn/g) || []).length).toBeGreaterThan(0);
    expect((template.match(/<button/g) || []).length).toBe(1);
  });
});