/**
 * 贷款申请API测试
 * @file test-loan-applications-api.js
 */
const axios = require('axios');

async function testLoanApplicationsAPI() {
  try {
    console.log('🔍 测试贷款申请API...');

    // 1. 登录获取token
    console.log('\n1. 登录测试...');
    const loginResponse = await axios.post('http://localhost:5351/api/auth/login', {
      username: 'admin',
      password: 'Admin123456'
    });

    if (!loginResponse.data.success) {
      throw new Error('登录失败: ' + loginResponse.data.message);
    }

    const token = loginResponse.data.data.token;
    console.log('✅ 登录成功');

    // 设置授权头
    const authHeaders = {
      'Authorization': `Bearer ${token}`,
      'Content-Type': 'application/json'
    };

    // 2. 获取贷款申请列表
    console.log('\n2. 获取申请列表...');
    const listResponse = await axios.get('http://localhost:5351/api/loan-applications', {
      headers: authHeaders
    });

    if (!listResponse.data.success) {
      throw new Error('获取列表失败: ' + listResponse.data.message);
    }

    console.log('✅ 获取申请列表成功');
    console.log(`📊 申请数量: ${listResponse.data.data.applications.length}`);
    console.log(`📊 总数: ${listResponse.data.data.pagination.total}`);

    if (listResponse.data.data.applications.length > 0) {
      const firstApp = listResponse.data.data.applications[0];
      console.log(`📋 第一个申请: ${firstApp.applicationNumber} - ${firstApp.productName} - ${firstApp.status}`);

      // 3. 获取申请详情
      console.log('\n3. 获取申请详情...');
      const detailResponse = await axios.get(`http://localhost:5351/api/loan-applications/${firstApp.id}`, {
        headers: authHeaders
      });

      if (!detailResponse.data.success) {
        throw new Error('获取详情失败: ' + detailResponse.data.message);
      }

      console.log('✅ 获取申请详情成功');
      console.log(`📋 申请详情: ${detailResponse.data.data.applicationNumber}`);
      console.log(`📋 审核记录数: ${detailResponse.data.data.auditRecords.length}`);

      // 4. 测试审核功能（仅对待审核的申请）
      if (firstApp.status === 'pending_review') {
        console.log('\n4. 测试审核功能...');
        const auditResponse = await axios.post(`http://localhost:5351/api/loan-applications/${firstApp.id}/audit`, {
          action: 'approve',
          comment: 'API测试审核通过'
        }, {
          headers: authHeaders
        });

        if (!auditResponse.data.success) {
          throw new Error('审核失败: ' + auditResponse.data.message);
        }

        console.log('✅ 审核功能测试成功');
        console.log(`📋 审核结果: ${auditResponse.data.message}`);
      }
    }

    // 5. 获取统计信息
    console.log('\n5. 获取统计信息...');
    const statsResponse = await axios.get('http://localhost:5351/api/loan-applications/stats', {
      headers: authHeaders
    });

    if (!statsResponse.data.success) {
      throw new Error('获取统计失败: ' + statsResponse.data.message);
    }

    console.log('✅ 获取统计信息成功');
    console.log(`📊 总申请数: ${statsResponse.data.data.total.applications}`);
    console.log(`📊 总金额: ${statsResponse.data.data.total.amount.toFixed(2)}元`);
    console.log('📊 按状态统计:');
    Object.entries(statsResponse.data.data.byStatus.counts).forEach(([status, count]) => {
      if (count > 0) {
        console.log(`   - ${status}: ${count}个申请`);
      }
    });

    console.log('\n🎉 所有API测试完成！');

  } catch (error) {
    console.error('\n❌ API测试失败:', error.message);
    if (error.response) {
      console.error('响应状态:', error.response.status);
      console.error('响应数据:', error.response.data);
    } else if (error.code) {
      console.error('错误代码:', error.code);
    }
    console.error('完整错误:', error);
  }
}

// 运行测试
testLoanApplicationsAPI();