// API 測試腳本
const http = require('http')

async function testAPI() {
  console.log('🧪 開始測試 API 端點...\n')

  // 測試資料庫連接
  console.log('1️⃣ 測試資料庫連接...')
  try {
    const dbResponse = await makeRequest('/api/database/test')
    console.log('   ✅ 資料庫連接正常')
    console.log(`   📊 回應: ${JSON.stringify(dbResponse, null, 2)}`)
  } catch (error) {
    console.log('   ❌ 資料庫連接失敗:', error.message)
  }

  // 測試 KPI API
  console.log('\n2️⃣ 測試 KPI API...')
  try {
    const kpiResponse = await makeRequest('/api/kpi?userId=user_001')
    console.log('   ✅ KPI API 正常')
    console.log(`   📊 找到 ${kpiResponse.length} 個 KPI`)
    kpiResponse.forEach(kpi => {
      console.log(`   - ${kpi.title}: ${kpi.current_value}/${kpi.target_value} ${kpi.unit}`)
    })
  } catch (error) {
    console.log('   ❌ KPI API 失敗:', error.message)
  }

  // 測試用戶 API
  console.log('\n3️⃣ 測試用戶 API...')
  try {
    const usersResponse = await makeRequest('/api/users')
    console.log('   ✅ 用戶 API 正常')
    console.log(`   📊 找到 ${usersResponse.length} 個用戶`)
    usersResponse.slice(0, 3).forEach(user => {
      console.log(`   - ${user.name} (${user.role})`)
    })
  } catch (error) {
    console.log('   ❌ 用戶 API 失敗:', error.message)
  }

  // 測試評審 API
  console.log('\n4️⃣ 測試評審 API...')
  try {
    const reviewsResponse = await makeRequest('/api/reviews')
    console.log('   ✅ 評審 API 正常')
    console.log(`   📊 找到 ${reviewsResponse.length} 個評審`)
    reviewsResponse.forEach(review => {
      console.log(`   - ${review.review_type} 評審 (${review.status})`)
    })
  } catch (error) {
    console.log('   ❌ 評審 API 失敗:', error.message)
  }

  console.log('\n🎉 API 測試完成！')
}

function makeRequest(path) {
  return new Promise((resolve, reject) => {
    const options = {
      hostname: 'localhost',
      port: 3006,
      path: path,
      method: 'GET',
      headers: {
        'Content-Type': 'application/json'
      }
    }

    const req = http.request(options, (res) => {
      let data = ''

      res.on('data', (chunk) => {
        data += chunk
      })

      res.on('end', () => {
        try {
          const jsonData = JSON.parse(data)
          resolve(jsonData)
        } catch (error) {
          reject(new Error(`解析回應失敗: ${error.message}`))
        }
      })
    })

    req.on('error', (error) => {
      reject(new Error(`請求失敗: ${error.message}`))
    })

    req.setTimeout(5000, () => {
      req.destroy()
      reject(new Error('請求超時'))
    })

    req.end()
  })
}

testAPI().catch(console.error)