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src/app/api/software/download/[id]/route.ts

@@ -0,0 +1,58 @@
+import { NextRequest, NextResponse } from "next/server";
+import { prisma } from "@/lib/db";
+import { readFile, stat } from "fs/promises";
+import path from "path";
+
+export async function GET(
+  _request: NextRequest,
+  { params }: { params: Promise<{ id: string }> }
+) {
+  const { id } = await params;
+
+  const sv = await prisma.softwareVersion.findUnique({
+    where: { id },
+    include: { software: { select: { slug: true } } },
+  });
+
+  if (!sv) {
+    return NextResponse.json({ error: "Version not found" }, { status: 404 });
+  }
+
+  await prisma.softwareVersion.update({
+    where: { id },
+    data: { downloadCount: { increment: 1 } },
+  });
+
+  if (sv.downloadType === "url" && sv.externalUrl) {
+    return new Response(null, {
+      status: 302,
+      headers: { Location: sv.externalUrl },
+    });
+  }
+
+  if (sv.filePath) {
+    const filePath = path.join(process.cwd(), sv.filePath);
+    try {
+      await stat(filePath);
+    } catch {
+      return NextResponse.json({ error: "File not found" }, { status: 404 });
+    }
+
+    const fileBuffer = await readFile(filePath);
+    const ext = path.extname(sv.filePath);
+    const fileName = `${sv.software.slug}-v${sv.version}${ext}`;
+
+    return new NextResponse(fileBuffer, {
+      headers: {
+        "Content-Type": "application/octet-stream",
+        "Content-Disposition": `attachment; filename="${fileName}"`,
+        "Content-Length": fileBuffer.length.toString(),
+      },
+    });
+  }
+
+  return NextResponse.json(
+    { error: "No download source available" },
+    { status: 404 }
+  );
+}