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

// Mock @tarojs/taro
vi.mock('@tarojs/taro', () => ({
  default: {
    request: vi.fn(),
    getStorageSync: vi.fn(() => ''),
    setStorageSync: vi.fn(),
    showToast: vi.fn(),
    reLaunch: vi.fn(),
    getCurrentPages: vi.fn(() => []),
  },
}));

// Mock secure-storage to use simple values
vi.mock('@/utils/secure-storage', () => ({
  secureGet: vi.fn((key: string) => {
    const store: Record<string, string> = { access_token: 'test-token', tenant_id: 'test-tenant' };
    return store[key] || '';
  }),
  secureSet: vi.fn(),
  secureRemove: vi.fn(),
}));

import Taro from '@tarojs/taro';
import { api, clearRequestCache } from '@/services/request';

describe('request module', () => {
  beforeEach(() => {
    vi.clearAllMocks();
    clearRequestCache();
  });

  describe('api.get', () => {
    it('should call Taro.request with correct method and url', async () => {
      const mockData = { success: true, data: { items: [] } };
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 200, data: mockData } as any);

      const result = await api.get('/health/patients', { page: 1 });

      expect(Taro.request).toHaveBeenCalledWith(
        expect.objectContaining({
          url: expect.stringContaining('/health/patients?page=1'),
          method: 'GET',
        }),
      );
    });

    it('should build query string from params', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 200, data: { success: true, data: null } } as any);

      await api.get('/test', { foo: 'bar', baz: 42 });

      const call = vi.mocked(Taro.request).mock.calls[0][0];
      expect(call.url).toContain('foo=bar');
      expect(call.url).toContain('baz=42');
    });

    it('should skip undefined and empty params', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 200, data: { success: true, data: null } } as any);

      await api.get('/test', { foo: 'bar', empty: '', missing: undefined });

      const call = vi.mocked(Taro.request).mock.calls[0][0];
      expect(call.url).toContain('foo=bar');
      expect(call.url).not.toContain('empty');
      expect(call.url).not.toContain('missing');
    });

    it('should cache GET responses', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 200, data: { success: true, data: { id: '1' } } } as any);

      const r1 = await api.get('/cached');
      const r2 = await api.get('/cached');

      expect(Taro.request).toHaveBeenCalledTimes(1);
      expect(r1).toEqual(r2);
    });
  });

  describe('api.post', () => {
    it('should send POST with body', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 200, data: { success: true, data: { id: 'new' } } } as any);

      await api.post('/health/patients', { name: 'Test' });

      expect(Taro.request).toHaveBeenCalledWith(
        expect.objectContaining({
          method: 'POST',
          data: { name: 'Test' },
        }),
      );
    });
  });

  describe('api.put', () => {
    it('should send PUT with body', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 200, data: { success: true, data: {} } } as any);

      await api.put('/health/patients/p1', { name: 'Updated', version: 1 });

      expect(Taro.request).toHaveBeenCalledWith(
        expect.objectContaining({
          method: 'PUT',
          data: { name: 'Updated', version: 1 },
        }),
      );
    });
  });

  describe('api.delete', () => {
    it('should send DELETE request', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 200, data: { success: true, data: null } } as any);

      await api.delete('/health/patients/p1');

      expect(Taro.request).toHaveBeenCalledWith(
        expect.objectContaining({ method: 'DELETE' }),
      );
    });
  });

  describe('error handling', () => {
    it('should throw on 403 with permission error', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 403, data: {} } as any);

      await expect(api.get('/forbidden')).rejects.toThrow('权限不足');
    });

    it('should throw on 500 with server error', async () => {
      vi.mocked(Taro.request).mockResolvedValue({ statusCode: 500, data: {} } as any);

      await expect(api.get('/error')).rejects.toThrow('服务器错误');
    });

    it('should throw on network error', async () => {
      vi.mocked(Taro.request).mockRejectedValue({ errMsg: 'request:fail timeout' });

      await expect(api.get('/timeout')).rejects.toThrow('网络超时');
    });

    it('should throw on API failure with message', async () => {
      vi.mocked(Taro.request).mockResolvedValue({
        statusCode: 200,
        data: { success: false, message: '参数错误' },
      } as any);

      await expect(api.get('/bad-params')).rejects.toThrow('参数错误');
    });
  });
});