/**
 * Mock 路由注册表
 *
 * 根据请求 URL 匹配对应的 mock handler，匹配命中时短路掉 axios 直接返回假数据。
 * 当前覆盖 /api/v1/page1/* 13 个 + /api/v1/page2/* 10 个接口。
 */
import type { AxiosRequestConfig, AxiosResponse } from 'axios';
import * as page1 from './page1';
import * as page2 from './page2';
import * as page3 from './page3';

type MockHandler = (params?: any, data?: any) => Promise<AxiosResponse>;

/** 精确匹配优先，模糊匹配兜底（处理带 query 的 URL） */
const registry: Record<string, MockHandler> = {
  '/api/v1/page1/overviewData': page1.overviewData,
  '/api/v1/page1/map/alerts': page1.mapAlerts,
  '/api/v1/page1/map/mapData': page1.mapData,
  '/api/v1/page1/map/vulnStats': page1.vulnStats,
  '/api/v1/page1/map/regionStats': page1.regionStats,
  '/api/v1/page1/industryDistribution': page1.industryDistribution,
  '/api/v1/page1/highRiskComponent': page1.highRiskComponent,
  '/api/v1/page1/feedList': page1.feedList,
  '/api/v1/page1/cveData/global': page1.cveDataGlobal,
  '/api/v1/page1/cveData/regional': page1.cveDataRegional,
  '/api/v1/page1/languageTrend': page1.languageTrend,
  '/api/v1/page1/vulnerabilitySeverity': page1.vulnerabilitySeverity,
  '/api/v1/page1/scatterData': page1.scatterData,
  // page2 - 开源生态与贡献价值全景
  '/api/v1/page2/overviewData': page2.overviewData,
  '/api/v1/page2/rawEnterpriseData': page2.rawEnterpriseData,
  '/api/v1/page2/infrastructure': page2.infrastructure,
  '/api/v1/page2/universityClubs': page2.universityClubs,
  '/api/v1/page2/communityHealth': page2.communityHealth,
  '/api/v1/page2/languageTech': page2.languageTech,
  '/api/v1/page2/excellentDeveloper': page2.excellentDeveloper,
  '/api/v1/page2/vitalityData': page2.vitalityData,
  '/api/v1/page2/projectHeatmap': page2.projectHeatmap,
  '/api/v1/page2/talentMapData': page2.talentMapData,
  // page3 - 武汉市开源生态建设
  '/api/v1/page3/hmStatsBar': page3.hmStatsBar,
  '/api/v1/page3/statsBar': page3.statsBar,
  '/api/v1/page3/hmCityData': page3.hmCityData,
  '/api/v1/page3/hmProjects': page3.hmProjects,
  '/api/v1/page3/whProjects': page3.whProjects,
  '/api/v1/page3/hmDevelopers': page3.hmDevelopers,
  '/api/v1/page3/hmDevCityData': page3.hmDevCityData,
  '/api/v1/page3/whHmDevelopers': page3.whHmDevelopers,
  '/api/v1/page3/hmEnterpriseCityData': page3.hmEnterpriseCityData,
  '/api/v1/page3/hmEnterprises': page3.hmEnterprises,
  '/api/v1/page3/whEnterprises': page3.whEnterprises,
  '/api/v1/page3/uniCityData': page3.uniCityData,
  '/api/v1/page3/uniContributors': page3.uniContributors,
  '/api/v1/page3/wuhanGithubProjects': page3.wuhanGithubProjects,
  '/api/v1/page3/cityProject': page3.cityProject,
  '/api/v1/page3/talent': page3.talent,
  '/api/v1/page3/communityRankChart': page3.communityRankChart,
  '/api/v1/page3/chinaExcellentProjects': page3.chinaExcellentProjects,
  '/api/v1/page3/excellentProjects': page3.excellentProjects,
  '/api/v1/page3/developerNames': page3.developerNames,
  '/api/v1/page3/wuhanCommunities': page3.wuhanCommunities,
  '/api/v1/page3/club': page3.club,
  '/api/v1/page3/policy': page3.policy,
  '/api/v1/page3/campus': page3.campus,
  '/api/v1/page3/mirrors': page3.mirrors
};

/**
 * 根据请求 URL 查找 mock handler
 * @returns mock 响应或 null（未命中）
 */
export async function getMockResponse(
  url: string,
  config: AxiosRequestConfig
): Promise<AxiosResponse | null> {
  // 去掉 query string 和前缀 slash
  const cleanUrl = url.split('?')[0].replace(/^\/+/, '');
  const fullPath = '/' + cleanUrl;

  // 精确匹配
  const exact = registry[fullPath];
  if (exact) return exact(config?.params, config?.data);

  // 模糊匹配（registry key 是请求 URL 的前缀）
  for (const pattern in registry) {
    if (fullPath === pattern || fullPath.startsWith(pattern + '/')) {
      return registry[pattern](config?.params, config?.data);
    }
  }

  return null;
}