Files
Lageplan/src/app/api/tenant/symbols/[id]/image/route.ts
2026-05-20 21:29:45 +02:00

84 lines
2.6 KiB
TypeScript

import { NextRequest, NextResponse } from 'next/server'
import { prisma } from '@/lib/db'
import { getFileStream } from '@/lib/minio'
import { readFile } from 'fs/promises'
import { join } from 'path'
async function getTenantId() {
const { headers } = await import('next/headers')
const h = await headers()
return h.get('x-tenant-id') || 'default'
}
export async function GET(
_req: NextRequest,
{ params }: { params: Promise<{ id: string }> }
) {
try {
const { id } = await params
const tenantId = await getTenantId()
const symbol = await (prisma as any).tenantSymbol.findFirst({
where: { id, tenantId },
include: { category: true },
})
if (!symbol) {
return new NextResponse('Not found', { status: 404 })
}
// 1. Uploaded file → MinIO
if (symbol.isUploaded && symbol.svgPath) {
try {
const { stream, contentType } = await getFileStream(symbol.svgPath)
const chunks: Buffer[] = []
for await (const chunk of stream as any) {
chunks.push(Buffer.isBuffer(chunk) ? chunk : Buffer.from(chunk))
}
const buffer = Buffer.concat(chunks)
return new NextResponse(buffer, {
headers: {
'Content-Type': contentType,
'Cache-Control': 'public, max-age=86400',
},
})
} catch (err) {
console.error('MinIO stream error:', err)
return new NextResponse('File not available', { status: 502 })
}
}
// 2. Migrated from IconAsset → serve from public/signaturen
if (symbol.migratedFromIconId) {
const icon = await (prisma as any).iconAsset.findUnique({
where: { id: symbol.migratedFromIconId },
})
if (icon?.fileKey) {
const filePath = join(process.cwd(), 'public', icon.fileKey)
try {
const buffer = await readFile(filePath)
const ext = icon.fileKey.split('.').pop()?.toLowerCase()
const mimeType =
ext === 'svg' ? 'image/svg+xml' :
ext === 'png' ? 'image/png' :
ext === 'jpg' || ext === 'jpeg' ? 'image/jpeg' :
'application/octet-stream'
return new NextResponse(buffer, {
headers: {
'Content-Type': mimeType,
'Cache-Control': 'public, max-age=86400',
},
})
} catch {
// fall through to 404
}
}
}
return new NextResponse('Not found', { status: 404 })
} catch (err) {
console.error('Tenant symbol image error:', err)
return new NextResponse('Internal error', { status: 500 })
}
}