實作部門分析數據

app/admin/analytics/page.tsx

@@ -57,153 +57,25 @@ function AnalyticsContent() {
     totalTests: 0,
   })
 
-  const departments = ["人力資源部", "資訊技術部", "財務部", "行銷部", "業務部", "研發部", "客服部", "其他"]
 
   useEffect(() => {
     loadAnalyticsData()
   }, [])
 
-  const loadAnalyticsData = () => {
+  const loadAnalyticsData = async () => {
-    // Load users
+    try {
-    const users: User[] = JSON.parse(localStorage.getItem("hr_users") || "[]")
+      const response = await fetch('/api/admin/analytics/departments')
+      const data = await response.json()
 
-    // Load all test results
+      if (data.success) {
-    const allResults: TestResult[] = []
+        setDepartmentStats(data.data.departmentStats)
-
+        setOverallStats(data.data.overallStats)
-    users.forEach((user: User) => {
+      } else {
-      // Check for logic test results
+        console.error('獲取部門分析數據失敗:', data.message)
-      const logicKey = `logicTestResults_${user.id}`
-      const logicResults = localStorage.getItem(logicKey)
-      if (logicResults) {
-        const data = JSON.parse(logicResults)
-        allResults.push({
-          userId: user.id,
-          userName: user.name,
-          userDepartment: user.department,
-          type: "logic",
-          score: data.score,
-          completedAt: data.completedAt,
-        })
       }
-
+    } catch (error) {
-      // Check for creative test results
+      console.error('獲取部門分析數據錯誤:', error)
-      const creativeKey = `creativeTestResults_${user.id}`
+    }
-      const creativeResults = localStorage.getItem(creativeKey)
-      if (creativeResults) {
-        const data = JSON.parse(creativeResults)
-        allResults.push({
-          userId: user.id,
-          userName: user.name,
-          userDepartment: user.department,
-          type: "creative",
-          score: data.score,
-          completedAt: data.completedAt,
-        })
-      }
-
-      // Check for combined test results
-      const combinedKey = `combinedTestResults_${user.id}`
-      const combinedResults = localStorage.getItem(combinedKey)
-      if (combinedResults) {
-        const data = JSON.parse(combinedResults)
-        allResults.push({
-          userId: user.id,
-          userName: user.name,
-          userDepartment: user.department,
-          type: "combined",
-          score: data.overallScore,
-          completedAt: data.completedAt,
-        })
-      }
-    })
-
-    // Calculate department statistics
-    const deptStats: DepartmentStats[] = departments
-      .map((dept) => {
-        const deptUsers = users.filter((u) => u.department === dept)
-        const deptResults = allResults.filter((r) => r.userDepartment === dept)
-        const participatedUsers = new Set(deptResults.map((r) => r.userId)).size
-
-        // Calculate average scores by test type
-        const logicResults = deptResults.filter((r) => r.type === "logic")
-        const creativeResults = deptResults.filter((r) => r.type === "creative")
-        const combinedResults = deptResults.filter((r) => r.type === "combined")
-
-        const averageLogicScore =
-          logicResults.length > 0
-            ? Math.round(logicResults.reduce((sum, r) => sum + r.score, 0) / logicResults.length)
-            : 0
-
-        const averageCreativeScore =
-          creativeResults.length > 0
-            ? Math.round(creativeResults.reduce((sum, r) => sum + r.score, 0) / creativeResults.length)
-            : 0
-
-        const averageCombinedScore =
-          combinedResults.length > 0
-            ? Math.round(combinedResults.reduce((sum, r) => sum + r.score, 0) / combinedResults.length)
-            : 0
-
-        // Calculate overall average
-        const allScores = [averageLogicScore, averageCreativeScore, averageCombinedScore].filter((s) => s > 0)
-        const overallAverage =
-          allScores.length > 0 ? Math.round(allScores.reduce((sum, s) => sum + s, 0) / allScores.length) : 0
-
-        // Find top performer
-        const userScores = new Map<string, number[]>()
-        deptResults.forEach((result) => {
-          if (!userScores.has(result.userId)) {
-            userScores.set(result.userId, [])
-          }
-          userScores.get(result.userId)!.push(result.score)
-        })
-
-        let topPerformer: string | null = null
-        let topScore = 0
-        userScores.forEach((scores, userId) => {
-          const avgScore = scores.reduce((sum, s) => sum + s, 0) / scores.length
-          if (avgScore > topScore) {
-            topScore = avgScore
-            const user = users.find((u) => u.id === userId)
-            topPerformer = user ? user.name : null
-          }
-        })
-
-        return {
-          department: dept,
-          totalUsers: deptUsers.length,
-          participatedUsers,
-          participationRate: deptUsers.length > 0 ? Math.round((participatedUsers / deptUsers.length) * 100) : 0,
-          averageLogicScore,
-          averageCreativeScore,
-          averageCombinedScore,
-          overallAverage,
-          topPerformer,
-          testCounts: {
-            logic: logicResults.length,
-            creative: creativeResults.length,
-            combined: combinedResults.length,
-          },
-        }
-      })
-      .filter((stat) => stat.totalUsers > 0) // Only show departments with users
-
-    setDepartmentStats(deptStats)
-
-    // Calculate overall statistics
-    const totalUsers = users.length
-    const totalParticipants = new Set(allResults.map((r) => r.userId)).size
-    const overallParticipationRate = totalUsers > 0 ? Math.round((totalParticipants / totalUsers) * 100) : 0
-    const averageScore =
-      allResults.length > 0 ? Math.round(allResults.reduce((sum, r) => sum + r.score, 0) / allResults.length) : 0
-
-    setOverallStats({
-      totalUsers,
-      totalParticipants,
-      overallParticipationRate,
-      averageScore,
-      totalTests: allResults.length,
-    })
   }
 
   const getScoreColor = (score: number) => {
@@ -314,9 +186,9 @@ function AnalyticsContent() {
                   </SelectTrigger>
                   <SelectContent>
                     <SelectItem value="all">所有部門</SelectItem>
-                    {departments.map((dept) => (
+                    {departmentStats.map((stat) => (
-                      <SelectItem key={dept} value={dept}>
+                      <SelectItem key={stat.department} value={stat.department}>
-                        {dept}
+                        {stat.department}
                       </SelectItem>
                     ))}
                   </SelectContent>

app/api/admin/analytics/departments/route.ts

@@ -0,0 +1,180 @@
+import { NextRequest, NextResponse } from "next/server"
+import { executeQuery } from "@/lib/database/connection"
+
+export async function GET(request: NextRequest) {
+  try {
+    // 獲取所有用戶
+    const users = await executeQuery(`
+      SELECT id, name, department, role
+      FROM users
+      ORDER BY department, name
+    `)
+
+    // 獲取所有測試結果
+    const testResults = await executeQuery(`
+      SELECT 
+        tr.user_id,
+        tr.test_type,
+        tr.score,
+        tr.completed_at,
+        u.name as user_name,
+        u.department
+      FROM test_results tr
+      LEFT JOIN users u ON tr.user_id = u.id
+      ORDER BY u.department, tr.completed_at DESC
+    `)
+
+    // 獲取綜合測試結果
+    const combinedResults = await executeQuery(`
+      SELECT 
+        ctr.user_id,
+        ctr.logic_score,
+        ctr.creativity_score,
+        ctr.overall_score,
+        ctr.completed_at,
+        u.name as user_name,
+        u.department
+      FROM combined_test_results ctr
+      LEFT JOIN users u ON ctr.user_id = u.id
+      ORDER BY u.department, ctr.completed_at DESC
+    `)
+
+    // 按部門分組統計
+    const departmentMap = new Map()
+
+    // 初始化所有部門
+    const allDepartments = Array.from(new Set(users.map((u: any) => u.department)))
+    
+    allDepartments.forEach(dept => {
+      departmentMap.set(dept, {
+        department: dept,
+        totalUsers: 0,
+        participatedUsers: new Set(),
+        logicScores: [],
+        creativeScores: [],
+        combinedScores: [],
+        testCounts: {
+          logic: 0,
+          creative: 0,
+          combined: 0
+        }
+      })
+    })
+
+    // 統計用戶數據
+    users.forEach((user: any) => {
+      const dept = user.department
+      if (departmentMap.has(dept)) {
+        departmentMap.get(dept).totalUsers++
+      }
+    })
+
+    // 統計測試結果
+    testResults.forEach((result: any) => {
+      const dept = result.department
+      if (departmentMap.has(dept)) {
+        const deptData = departmentMap.get(dept)
+        deptData.participatedUsers.add(result.user_id)
+        deptData.testCounts[result.test_type]++
+        
+        if (result.test_type === 'logic') {
+          deptData.logicScores.push(result.score)
+        } else if (result.test_type === 'creative') {
+          deptData.creativeScores.push(result.score)
+        }
+      }
+    })
+
+    // 統計綜合測試結果
+    combinedResults.forEach((result: any) => {
+      const dept = result.department
+      if (departmentMap.has(dept)) {
+        const deptData = departmentMap.get(dept)
+        deptData.participatedUsers.add(result.user_id)
+        deptData.testCounts.combined++
+        deptData.combinedScores.push(result.overall_score)
+      }
+    })
+
+    // 計算部門統計數據
+    const departmentStats = Array.from(departmentMap.values()).map(deptData => {
+      const participatedCount = deptData.participatedUsers.size
+      const participationRate = deptData.totalUsers > 0 
+        ? Math.round((participatedCount / deptData.totalUsers) * 100) 
+        : 0
+
+      // 計算平均分數
+      const averageLogicScore = deptData.logicScores.length > 0
+        ? Math.round(deptData.logicScores.reduce((sum: number, score: number) => sum + score, 0) / deptData.logicScores.length)
+        : 0
+
+      const averageCreativeScore = deptData.creativeScores.length > 0
+        ? Math.round(deptData.creativeScores.reduce((sum: number, score: number) => sum + score, 0) / deptData.creativeScores.length)
+        : 0
+
+      const averageCombinedScore = deptData.combinedScores.length > 0
+        ? Math.round(deptData.combinedScores.reduce((sum: number, score: number) => sum + score, 0) / deptData.combinedScores.length)
+        : 0
+
+      // 計算整體平均分數
+      const allScores = [averageLogicScore, averageCreativeScore, averageCombinedScore].filter(s => s > 0)
+      const overallAverage = allScores.length > 0
+        ? Math.round(allScores.reduce((sum, score) => sum + score, 0) / allScores.length)
+        : 0
+
+      return {
+        department: deptData.department,
+        totalUsers: deptData.totalUsers,
+        participatedUsers: participatedCount,
+        participationRate,
+        averageLogicScore,
+        averageCreativeScore,
+        averageCombinedScore,
+        overallAverage,
+        testCounts: deptData.testCounts
+      }
+    })
+
+    // 計算整體統計
+    const totalUsers = users.length
+    const totalParticipants = new Set([
+      ...testResults.map((r: any) => r.user_id),
+      ...combinedResults.map((r: any) => r.user_id)
+    ]).size
+    const overallParticipationRate = totalUsers > 0 
+      ? Math.round((totalParticipants / totalUsers) * 100) 
+      : 0
+
+    // 計算整體平均分數
+    const allScores = [
+      ...testResults.map((r: any) => r.score),
+      ...combinedResults.map((r: any) => r.overall_score)
+    ]
+    const averageScore = allScores.length > 0
+      ? Math.round(allScores.reduce((sum, score) => sum + score, 0) / allScores.length)
+      : 0
+
+    const totalTests = testResults.length + combinedResults.length
+
+    return NextResponse.json({
+      success: true,
+      data: {
+        departmentStats,
+        overallStats: {
+          totalUsers,
+          totalParticipants,
+          overallParticipationRate,
+          averageScore,
+          totalTests
+        }
+      }
+    })
+
+  } catch (error) {
+    console.error("獲取部門分析數據失敗:", error)
+    return NextResponse.json(
+      { success: false, message: "獲取部門分析數據失敗", error: error instanceof Error ? error.message : String(error) },
+      { status: 500 }
+    )
+  }
+}