#!/usr/bin/env node

const http = require('http');

class APITester {
  constructor(baseUrl) {
    this.baseUrl = baseUrl;
    this.cookies = {};
    this.results = [];
  }

  async request(path, options = {}) {
    return new Promise((resolve, reject) => {
      const url = new URL(path, this.baseUrl);
      const opts = {
        hostname: url.hostname,
        port: url.port || 3000,
        path: url.pathname + url.search,
        method: options.method || 'GET',
        headers: {
          'Content-Type': 'application/json',
          ...options.headers
        }
      };

      // 添加 cookies
      const cookieStr = Object.entries(this.cookies)
        .map(([k, v]) => `${k}=${v}`)
        .join('; ');
      if (cookieStr) {
        opts.headers.Cookie = cookieStr;
      }

      const req = http.request(opts, (res) => {
        let data = '';
        res.on('data', chunk => data += chunk);
        res.on('end', () => {
          // 保存 cookies
          if (res.headers['set-cookie']) {
            res.headers['set-cookie'].forEach(cookie => {
              const [nameValue] = cookie.split(';');
              const [name, value] = nameValue.split('=');
              if (name && value) {
                this.cookies[name.trim()] = value.trim();
              }
            });
          }

          let parsedData;
          try {
            parsedData = JSON.parse(data);
          } catch {
            parsedData = data;
          }

          resolve({
            status: res.statusCode,
            data: parsedData,
            headers: res.headers
          });
        });
      });

      req.on('error', reject);
      
      if (options.body) {
        req.write(JSON.stringify(options.body));
      }
      
      req.end();
    });
  }

  log(emoji, title, status, message, data = null) {
    const result = {
      emoji,
      title,
      status,
      message,
      data
    };
    this.results.push(result);
    
    console.log(`\n${emoji} ${title}`);
    console.log(`   状态: ${status}`);
    console.log(`   ${message}`);
    if (data) {
      console.log(`   数据:`, JSON.stringify(data, null, 2).split('\n').map(l => '   ' + l).join('\n'));
    }
  }

  async testRegister() {
    try {
      const email = `test-${Date.now()}@example.com`;
      const response = await this.request('/api/auth/register', {
        method: 'POST',
        body: {
          email,
          password: 'password123',
          name: '测试用户'
        }
      });

      if (response.status === 200) {
        this.log('✅', '用户注册', 'PASS', `成功注册用户: ${email}`, response.data);
        this.testEmail = email;
        return true;
      } else {
        this.log('❌', '用户注册', 'FAIL', `注册失败: ${response.status}`, response.data);
        return false;
      }
    } catch (error) {
      this.log('❌', '用户注册', 'ERROR', error.message);
      return false;
    }
  }

  async testGetCSRF() {
    try {
      const response = await this.request('/api/auth/csrf', {
        method: 'GET'
      });

      if (response.status === 200 && response.data.csrfToken) {
        this.csrfToken = response.data.csrfToken;
        this.log('✅', '获取 CSRF Token', 'PASS', 'CSRF Token 获取成功');
        return true;
      } else {
        this.log('❌', '获取 CSRF Token', 'FAIL', `状态码: ${response.status}`);
        return false;
      }
    } catch (error) {
      this.log('❌', '获取 CSRF Token', 'ERROR', error.message);
      return false;
    }
  }

  async testLogin() {
    try {
      const response = await this.request('/api/auth/callback/credentials', {
        method: 'POST',
        body: {
          email: this.testEmail,
          password: 'password123',
          csrfToken: this.csrfToken,
          callbackUrl: 'http://localhost:3000',
          json: true
        }
      });

      if (response.status === 200 || response.status === 302) {
        this.log('✅', '用户登录', 'PASS', '登录成功，获取到 session');
        return true;
      } else {
        this.log('❌', '用户登录', 'FAIL', `状态码: ${response.status}`, response.data);
        return false;
      }
    } catch (error) {
      this.log('❌', '用户登录', 'ERROR', error.message);
      return false;
    }
  }

  async testGetTrees() {
    try {
      const response = await this.request('/api/trees', {
        method: 'GET'
      });

      if (response.status === 200) {
        this.log('✅', '获取家族树列表', 'PASS', `成功获取 ${response.data.trees?.length || 0} 个家族树`, response.data);
        return true;
      } else if (response.status === 401) {
        this.log('⚠️', '获取家族树列表', 'SKIP', '需要登录（权限保护正常）', response.data);
        return false;
      } else {
        this.log('❌', '获取家族树列表', 'FAIL', `状态码: ${response.status}`, response.data);
        return false;
      }
    } catch (error) {
      this.log('❌', '获取家族树列表', 'ERROR', error.message);
      return false;
    }
  }

  async testCreateTree() {
    try {
      const response = await this.request('/api/trees', {
        method: 'POST',
        body: {
          name: '测试家族树',
          description: 'API 自动化测试创建'
        }
      });

      if (response.status === 201) {
        this.treeId = response.data.tree.id;
        this.log('✅', '创建家族树', 'PASS', `成功创建家族树: ${this.treeId}`, response.data);
        return true;
      } else if (response.status === 401) {
        this.log('⚠️', '创建家族树', 'SKIP', '需要登录（权限保护正常）', response.data);
        return false;
      } else {
        this.log('❌', '创建家族树', 'FAIL', `状态码: ${response.status}`, response.data);
        return false;
      }
    } catch (error) {
      this.log('❌', '创建家族树', 'ERROR', error.message);
      return false;
    }
  }

  async testGetMembers() {
    if (!this.treeId) {
      this.log('⚠️', '获取成员列表', 'SKIP', '没有可用的家族树 ID');
      return false;
    }

    try {
      const response = await this.request(`/api/trees/${this.treeId}/members`, {
        method: 'GET'
      });

      if (response.status === 200) {
        this.log('✅', '获取成员列表', 'PASS', `成功获取 ${response.data.members?.length || 0} 个成员`, response.data);
        return true;
      } else if (response.status === 401 || response.status === 403) {
        this.log('⚠️', '获取成员列表', 'SKIP', '需要权限', response.data);
        return false;
      } else {
        this.log('❌', '获取成员列表', 'FAIL', `状态码: ${response.status}`, response.data);
        return false;
      }
    } catch (error) {
      this.log('❌', '获取成员列表', 'ERROR', error.message);
      return false;
    }
  }

  async testCreateMember() {
    if (!this.treeId) {
      this.log('⚠️', '创建成员', 'SKIP', '没有可用的家族树 ID');
      return false;
    }

    try {
      const response = await this.request(`/api/trees/${this.treeId}/members`, {
        method: 'POST',
        body: {
          surname: '李',
          givenName: '明',
          fullName: '李明',
          gender: 'MALE',
          generation: 1,
          birthDate: '1990-01-01'
        }
      });

      if (response.status === 201) {
        this.memberId = response.data.member.id;
        this.log('✅', '创建成员', 'PASS', `成功创建成员: ${response.data.member.fullName}`, response.data);
        return true;
      } else if (response.status === 401 || response.status === 403) {
        this.log('⚠️', '创建成员', 'SKIP', '需要权限', response.data);
        return false;
      } else {
        this.log('❌', '创建成员', 'FAIL', `状态码: ${response.status}`, response.data);
        return false;
      }
    } catch (error) {
      this.log('❌', '创建成员', 'ERROR', error.message);
      return false;
    }
  }

  async testUnauthorizedAccess() {
    // 清除 cookies 测试未授权访问
    const savedCookies = { ...this.cookies };
    this.cookies = {};

    try {
      const response = await this.request('/api/trees', {
        method: 'GET'
      });

      if (response.status === 401) {
        this.log('✅', '权限验证', 'PASS', '未登录正确返回 401', response.data);
        this.cookies = savedCookies;
        return true;
      } else {
        this.log('❌', '权限验证', 'FAIL', `应该返回 401，实际: ${response.status}`, response.data);
        this.cookies = savedCookies;
        return false;
      }
    } catch (error) {
      this.log('❌', '权限验证', 'ERROR', error.message);
      this.cookies = savedCookies;
      return false;
    }
  }

  printSummary() {
    console.log('\n\n' + '='.repeat(60));
    console.log('📊 测试总结');
    console.log('='.repeat(60));

    const passed = this.results.filter(r => r.status === 'PASS').length;
    const failed = this.results.filter(r => r.status === 'FAIL').length;
    const errors = this.results.filter(r => r.status === 'ERROR').length;
    const skipped = this.results.filter(r => r.status === 'SKIP').length;
    const total = this.results.length;

    console.log(`\n总计: ${total} 个测试`);
    console.log(`✅ 通过: ${passed}`);
    console.log(`❌ 失败: ${failed}`);
    console.log(`⚠️  跳过: ${skipped}`);
    console.log(`💥 错误: ${errors}`);

    const successRate = total > 0 ? ((passed / (total - skipped)) * 100).toFixed(1) : 0;
    console.log(`\n成功率: ${successRate}%`);

    if (failed === 0 && errors === 0) {
      console.log('\n🎉 所有测试通过！');
    } else {
      console.log('\n⚠️  存在失败的测试，请检查上面的详细信息');
    }

    console.log('='.repeat(60) + '\n');
  }

  async runAllTests() {
    console.log('🚀 开始全面 API 测试...');
    console.log('目标: http://localhost:3000');
    console.log('='.repeat(60));

    // 1. 测试注册
    await this.testRegister();

    // 2. 测试权限验证（未登录）
    await this.testUnauthorizedAccess();

    // 3. 获取 CSRF Token
    await this.testGetCSRF();

    // 4. 测试登录
    await this.testLogin();

    // 5. 测试获取家族树列表
    await this.testGetTrees();

    // 6. 测试创建家族树
    await this.testCreateTree();

    // 7. 测试获取成员列表
    await this.testGetMembers();

    // 8. 测试创建成员
    await this.testCreateMember();

    // 9. 再次获取成员列表（验证创建成功）
    if (this.memberId) {
      await this.testGetMembers();
    }

    // 打印总结
    this.printSummary();
  }
}

// 运行测试
const tester = new APITester('http://localhost:3000');
tester.runAllTests().catch(console.error);