import { NextRequest, NextResponse } from "next/server";
import { auth } from "@/auth";
import { prisma } from "@/lib/prisma";

// GET /api/mappings — list all mappings
export async function GET() {
  const session = await auth();
  if (!session || session.user.role !== "SUPER_ADMIN") {
    return NextResponse.json({ error: "Forbidden" }, { status: 403 });
  }

  const mappings = await prisma.mailboxMapping.findMany({
    include: { user: true },
    orderBy: { createdAt: "desc" },
  });

  return NextResponse.json(mappings);
}

// POST /api/mappings — create a new mapping
export async function POST(req: NextRequest) {
  const session = await auth();
  if (!session || session.user.role !== "SUPER_ADMIN") {
    return NextResponse.json({ error: "Forbidden" }, { status: 403 });
  }

  try {
    const body = await req.json();
    const { email, userId } = body;

    const mapping = await prisma.mailboxMapping.create({
      data: {
        email: email.toLowerCase().trim(),
        userId,
      },
      include: { user: true },
    });

    return NextResponse.json(mapping);
  } catch (error: any) {
    return NextResponse.json({ error: error.message }, { status: 500 });
  }
}