diff --git a/app/api/upload/route.ts b/app/api/upload/route.ts index ce62b1b..4ccfa85 100644 --- a/app/api/upload/route.ts +++ b/app/api/upload/route.ts @@ -1,8 +1,10 @@ import { NextRequest, NextResponse } from 'next/server'; import fs from 'fs/promises'; import path from 'path'; +import sharp from 'sharp'; const UPLOAD_DIR = path.join(process.cwd(), 'public/uploads'); +const MAX_SIZE = 5 * 1024 * 1024; // 5MB export async function POST(request: NextRequest) { try { @@ -18,16 +20,54 @@ export async function POST(request: NextRequest) { return NextResponse.json({ error: '仅支持 JPG、PNG、GIF、WebP 格式' }, { status: 400 }); } - const ext = file.name.split('.').pop() || 'jpg'; + const ext = 'jpg'; const filename = `${Date.now()}-${Math.random().toString(36).slice(2)}.${ext}`; const filepath = path.join(UPLOAD_DIR, filename); const buffer = await file.arrayBuffer(); - await fs.writeFile(filepath, Buffer.from(buffer)); + let imageBuffer = Buffer.from(buffer); - const host = request.headers.get('host') || 'localhost:3000'; - const protocol = request.headers.get('x-forwarded-proto') || 'http'; - const url = `${protocol}://${host}/uploads/${filename}`; + // 获取图片尺寸 + const image = sharp(imageBuffer); + const metadata = await image.metadata(); + + // 如果超过5MB,进行压缩 + if (imageBuffer.length > MAX_SIZE) { + let quality = 85; + + // 先尝试缩小尺寸 + if (metadata.width && metadata.width > 1920) { + imageBuffer = await image + .resize(1920, null, { withoutEnlargement: true }) + .toBuffer() as any; + } + + // 循环压缩直到小于5MB + while (imageBuffer.length > MAX_SIZE && quality > 30) { + imageBuffer = await sharp(imageBuffer) + .jpeg({ quality, progressive: true }) + .toBuffer() as any; + quality -= 10; + } + + // 如果还是太大,继续缩小尺寸 + if (imageBuffer.length > MAX_SIZE && metadata.width && metadata.width > 800) { + imageBuffer = await sharp(imageBuffer) + .resize(800, null, { withoutEnlargement: true }) + .jpeg({ quality: 70, progressive: true }) + .toBuffer() as any; + } + } else { + // 转换为jpeg并优化 + imageBuffer = await sharp(imageBuffer) + .jpeg({ quality: 85, progressive: true }) + .toBuffer() as any; + } + + await fs.writeFile(filepath, imageBuffer); + + // 返回相对路径 + const url = `/uploads/${filename}`; return NextResponse.json({ url }); } catch (error) { console.error('Upload error:', error); diff --git a/app/owner/dashboard/page.tsx b/app/owner/dashboard/page.tsx index a8b1de1..527f1ec 100644 --- a/app/owner/dashboard/page.tsx +++ b/app/owner/dashboard/page.tsx @@ -252,8 +252,37 @@ export default function OwnerDashboard() {
{house.address}
+