import { NextResponse } from "next/server";
import { getAssignment, updateAssignment, deleteAssignment } from "@/lib/store";

export const dynamic = "force-dynamic";

export async function GET(request, { params }) {
  const a = getAssignment(params.id);
  if (!a) return NextResponse.json({ error: "Assignment not found." }, { status: 404 });
  return NextResponse.json(a);
}

export async function PUT(request, { params }) {
  try {
    const body = await request.json();
    const updated = updateAssignment(params.id, body);
    if (!updated) return NextResponse.json({ error: "Assignment not found." }, { status: 404 });
    return NextResponse.json(updated);
  } catch (e) {
    return NextResponse.json({ error: String(e.message || e) }, { status: 400 });
  }
}

export async function DELETE(request, { params }) {
  const ok = deleteAssignment(params.id);
  if (!ok) return NextResponse.json({ error: "Assignment not found." }, { status: 404 });
  return NextResponse.json({ ok: true });
}