新增 競賽建立、評審建立、團隊建立

app/api/admin/competitions/stats/route.ts

@@ -0,0 +1,45 @@
+// =====================================================
+// 競賽統計 API
+// =====================================================
+
+import { NextRequest, NextResponse } from 'next/server';
+import { CompetitionService } from '@/lib/services/database-service';
+
+// 獲取競賽統計數據
+export async function GET(request: NextRequest) {
+  try {
+    const competitions = await CompetitionService.getAllCompetitions();
+    
+    // 計算統計數據
+    const stats = {
+      total: competitions.length,
+      upcoming: competitions.filter(c => c.status === 'upcoming').length,
+      active: competitions.filter(c => c.status === 'active').length,
+      judging: competitions.filter(c => c.status === 'judging').length,
+      completed: competitions.filter(c => c.status === 'completed').length,
+      individual: competitions.filter(c => c.type === 'individual').length,
+      team: competitions.filter(c => c.type === 'team').length,
+      mixed: competitions.filter(c => c.type === 'mixed').length,
+      proposal: competitions.filter(c => c.type === 'proposal').length,
+      currentYear: competitions.filter(c => c.year === new Date().getFullYear()).length,
+      thisMonth: competitions.filter(c => 
+        c.year === new Date().getFullYear() && 
+        c.month === new Date().getMonth() + 1
+      ).length
+    };
+
+    return NextResponse.json({
+      success: true,
+      message: '競賽統計獲取成功',
+      data: stats
+    });
+
+  } catch (error) {
+    console.error('獲取競賽統計失敗:', error);
+    return NextResponse.json({
+      success: false,
+      message: '獲取競賽統計失敗',
+      error: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}