實現得獎資訊與資料庫整合

app/api/upload/document/route.ts

@@ -0,0 +1,74 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { writeFile, mkdir } from 'fs/promises'
+import { join } from 'path'
+import { existsSync } from 'fs'
+
+export async function POST(request: NextRequest) {
+  try {
+    const data = await request.formData()
+    const file: File | null = data.get('file') as unknown as File
+    const awardId = data.get('awardId') as string
+
+    if (!file) {
+      return NextResponse.json({ error: '沒有選擇文件' }, { status: 400 })
+    }
+
+    // 驗證文件類型
+    const allowedTypes = [
+      'application/pdf',
+      'application/msword',
+      'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
+      'application/vnd.ms-powerpoint',
+      'application/vnd.openxmlformats-officedocument.presentationml.presentation'
+    ]
+
+    if (!allowedTypes.includes(file.type)) {
+      return NextResponse.json({ 
+        error: '不支持的文件格式，請上傳 PDF、DOC、DOCX、PPT、PPTX 格式的文件' 
+      }, { status: 400 })
+    }
+
+    // 驗證文件大小 (10MB)
+    const maxSize = 10 * 1024 * 1024
+    if (file.size > maxSize) {
+      return NextResponse.json({ 
+        error: '文件大小超過 10MB 限制' 
+      }, { status: 400 })
+    }
+
+    // 創建上傳目錄
+    const uploadDir = join(process.cwd(), 'public', 'uploads', 'documents')
+    if (!existsSync(uploadDir)) {
+      await mkdir(uploadDir, { recursive: true })
+    }
+
+    // 生成唯一文件名
+    const timestamp = Date.now()
+    const fileExtension = file.name.split('.').pop()
+    const fileName = `${awardId}_${timestamp}.${fileExtension}`
+    const filePath = join(uploadDir, fileName)
+
+    // 保存文件
+    const bytes = await file.arrayBuffer()
+    const buffer = Buffer.from(bytes)
+    await writeFile(filePath, buffer)
+
+    // 返回文件信息
+    const fileUrl = `/uploads/documents/${fileName}`
+    
+    return NextResponse.json({
+      success: true,
+      url: fileUrl,
+      fileName: file.name,
+      size: file.size,
+      type: file.type
+    })
+
+  } catch (error) {
+    console.error('文件上傳錯誤:', error)
+    return NextResponse.json(
+      { error: '文件上傳失敗' },
+      { status: 500 }
+    )
+  }
+}