import { NextResponse } from "next/server";
import type { NextRequest } from "next/server";

const ALLOWED_ORIGINS = [
  "https://falahos.my",
  "https://www.falahos.my",
  "http://localhost:3000",
  "http://localhost:4013",
  "http://localhost:4014",
];

export function middleware(request: NextRequest) {
  const origin = request.headers.get("origin") || "";
  const isAllowed = !origin || ALLOWED_ORIGINS.includes(origin);

  const response = NextResponse.next();

  if (origin && isAllowed) {
    response.headers.set("Access-Control-Allow-Origin", origin);
    response.headers.set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
    response.headers.set("Access-Control-Allow-Headers", "Content-Type, Authorization");
    response.headers.set("Access-Control-Max-Age", "86400");
    response.headers.set("Vary", "Origin");
  } else if (origin && !isAllowed) {
    response.headers.set("Access-Control-Allow-Origin", "https://falahos.my");
    response.headers.set("Vary", "Origin");
  }

  if (request.method === "OPTIONS") {
    return new NextResponse(null, {
      status: 204,
      headers: response.headers,
    });
  }

  return response;
}

export const config = {
  matcher: "/api/:path*",
};