Initial commit

app/api/enrollments/route.ts

@@ -0,0 +1,94 @@
+// /app/api/enrollments/route.ts
+import { NextResponse } from 'next/server';
+import type { NextRequest } from 'next/server';
+import { PrismaClient } from '@prisma/client';
+
+const prisma = new PrismaClient();
+
+// --- GET --------------------------------------------------------------------
+
+export async function GET() {
+  try {
+    const enrollments = await prisma.enrollment.findMany({
+      include: {
+        user: { select: { id: true, name: true, email: true } },
+        course: { select: { id: true, title: true, code: true, } },
+      },
+      orderBy: { createdAt: 'asc' },
+    });
+    return NextResponse.json(enrollments);
+  } catch (err) {
+    console.error('GET /api/enrollments error', err);
+    return NextResponse.json({ error: 'Failed to fetch enrollments' }, { status: 500 });
+  }
+}
+
+// --- POST --------------------------------------------------------------------
+
+export async function POST(req: NextRequest) {
+  try {
+    const body = await req.json();
+
+    // incoming payload example:
+    // { userId: "cmicsu2030000uaec0sp56gso", courseId: "cmicrx1b70000uahwilu0gh9u", role: "student" }
+    const userId: string | undefined = body.userId;
+    const courseId: string | undefined = body.courseId;
+    // const role: string = body.role ?? 'student';
+
+    if (!userId || !courseId) {
+      return NextResponse.json({ error: 'Missing userId or courseId' }, { status: 400 });
+    }
+
+    // Optional: Prevent duplicate enrolments
+    const existing = await prisma.enrollment.findFirst({
+      where: { userId: userId, courseId: courseId },
+    });
+
+    if (existing) {
+      return NextResponse.json(
+        { error: 'Enrollment already exists' },
+        { status: 409 }
+      );
+    }
+
+    // Create enrollment using STRING IDs
+    const enrollment = await prisma.enrollment.create({
+      data: {
+        user: { connect: { id: userId } },
+        course: { connect: { id: courseId } },
+        // role: role,
+      },
+      include: {
+        user: { select: { id: true, name: true, email: true } },
+        course: { select: { id: true, title: true } },
+      },
+    });
+
+    return NextResponse.json(enrollment, { status: 201 });
+  } catch (err) {
+    console.error('POST /api/enrollments error', err);
+    return NextResponse.json({ error: 'Failed to create enrollment' }, { status: 500 });
+  }
+}
+
+// --- DELETE --------------------------------------------------------------------
+
+export async function DELETE(req: NextRequest) {
+  try {
+    const body = await req.json();
+    const id = body?.id;
+
+    if (!id) {
+      return NextResponse.json({ error: 'Missing id' }, { status: 400 });
+    }
+
+    await prisma.enrollment.delete({
+      where: { id: id }, // STRING — not Number(id)
+    });
+
+    return NextResponse.json({ success: true });
+  } catch (err) {
+    console.error('DELETE /api/enrollments error', err);
+    return NextResponse.json({ error: 'Failed to delete enrollment' }, { status: 500 });
+  }
+}