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import { NextRequest, NextResponse } from "next/server"
import { getServerSession } from "next-auth/next"
import sharp from "sharp"
import { authOptions } from "@/lib/auth"
import dbConnect from "@/lib/mongodb"
import User from "@/model/User"
import { uploadToMinio, deleteFromMinio } from "@/lib/minio"
// Configuration
const MAX_FILE_SIZE = 10 * 1024 * 1024 // 10MB
const ALLOWED_TYPES = ['image/jpeg', 'image/jpg', 'image/png', 'image/webp', 'image/gif']
const OUTPUT_WIDTH = 400
const OUTPUT_HEIGHT = 400
const OUTPUT_QUALITY = 80
export async function POST(request: NextRequest) {
try {
// Check authentication
const session = await getServerSession(authOptions)
if (!session?.user?.id) {
return NextResponse.json(
{ error: "Unauthorized" },
{ status: 401 }
)
}
// Parse FormData
const formData = await request.formData()
const file = formData.get('image') as File
// Validate file exists
if (!file) {
return NextResponse.json(
{ error: "No file provided" },
{ status: 400 }
)
}
// Validate file type
if (!ALLOWED_TYPES.includes(file.type)) {
return NextResponse.json(
{ error: `Invalid file type. Allowed: ${ALLOWED_TYPES.join(', ')}` },
{ status: 400 }
)
}
// Validate file size
if (file.size > MAX_FILE_SIZE) {
return NextResponse.json(
{ error: `File too large. Maximum size: ${MAX_FILE_SIZE / 1024 / 1024}MB` },
{ status: 400 }
)
}
// Convert File to Buffer
const buffer = Buffer.from(await file.arrayBuffer())
// Validate image and get metadata
let imageMetadata
try {
imageMetadata = await sharp(buffer).metadata()
} catch (error) {
return NextResponse.json(
{ error: "Invalid image file" },
{ status: 400 }
)
}
// Additional validation
if (!imageMetadata.width || !imageMetadata.height) {
return NextResponse.json(
{ error: "Unable to read image dimensions" },
{ status: 400 }
)
}
// Process image: resize and convert to WebP
const processedBuffer = await sharp(buffer)
.resize(OUTPUT_WIDTH, OUTPUT_HEIGHT, {
fit: 'cover',
position: 'center'
})
.webp({ quality: OUTPUT_QUALITY })
.toBuffer()
// Generate unique filename
const timestamp = Date.now()
const filename = `avatar_${timestamp}.webp`
const key = `users/${session.user.id}/profile/${filename}`
// Connect to database
await dbConnect()
// Get current user to check for existing profile image
const currentUser = await User.findById(session.user.id)
if (!currentUser) {
return NextResponse.json(
{ error: "User not found" },
{ status: 404 }
)
}
// Delete old profile image from MinIO if it exists
if (currentUser.profileImage?.key) {
try {
await deleteFromMinio(currentUser.profileImage.key)
} catch (error) {
console.warn("Failed to delete old profile image:", error)
// Continue with upload even if deletion fails
}
}
// Upload to MinIO
const minioUrl = await uploadToMinio(key, processedBuffer, 'image/webp')
// Update user with new profile image
const updatedUser = await User.findByIdAndUpdate(
session.user.id,
{
profileImage: {
url: minioUrl,
key: key,
uploadedAt: new Date()
}
},
{ new: true }
)
// Return success response
return NextResponse.json({
message: "Profile image uploaded successfully",
profileImage: {
url: minioUrl,
uploadedAt: new Date()
}
}, { status: 200 })
} catch (error) {
console.error("Profile image upload error:", error)
return NextResponse.json(
{ error: "Internal server error" },
{ status: 500 }
)
}
}
export async function DELETE(request: NextRequest) {
try {
// Check authentication
const session = await getServerSession(authOptions)
if (!session?.user?.id) {
return NextResponse.json(
{ error: "Unauthorized" },
{ status: 401 }
)
}
await dbConnect()
// Get current user
const currentUser = await User.findById(session.user.id)
if (!currentUser) {
return NextResponse.json(
{ error: "User not found" },
{ status: 404 }
)
}
// Check if user has profile image
if (!currentUser.profileImage?.key) {
return NextResponse.json(
{ error: "No profile image to delete" },
{ status: 400 }
)
}
// Delete from MinIO
await deleteFromMinio(currentUser.profileImage.key)
// Remove profile image from user document
await User.findByIdAndUpdate(
session.user.id,
{ $unset: { profileImage: 1 } }
)
return NextResponse.json({
message: "Profile image deleted successfully"
}, { status: 200 })
} catch (error) {
console.error("Profile image deletion error:", error)
return NextResponse.json(
{ error: "Internal server error" },
{ status: 500 }
)
}
}
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