export const runtime = "nodejs";

import { NextResponse } from "next/server";
import { z } from "zod";
import { requireSession } from "@/lib/auth/require";
import { listCannedResponses, createCannedResponse } from "@/lib/tickets/service";

export async function GET() {
  const { session, response } = await requireSession();
  if (!session) return response;

  return NextResponse.json({ responses: await listCannedResponses() });
}

const createSchema = z.object({
  title: z.string().min(1).max(100),
  body: z.string().min(1).max(5_000),
});

export async function POST(request: Request) {
  const { session, response } = await requireSession();
  if (!session) return response;

  const body = await request.json().catch(() => null);
  const parsed = createSchema.safeParse(body);
  if (!parsed.success) {
    return NextResponse.json({ error: "Invalid input" }, { status: 400 });
  }

  const canned = await createCannedResponse(parsed.data.title, parsed.data.body);
  return NextResponse.json({ response: canned }, { status: 201 });
}