import { type NextRequest, NextResponse } from "next/server";
import { getPaymentStatus } from "@/lib/payment-cache";
import {
  checkRateLimit,
  createRateLimitResponse,
  getClientIP,
} from "@/lib/rate-limiter";

export async function GET(request: NextRequest) {
  try {
    // Rate limiting
    const ip = getClientIP(request);
    const rateLimit = checkRateLimit(ip, "/api/donations/status");

    if (!rateLimit.allowed) {
      return createRateLimitResponse(rateLimit.resetAt);
    }
    const { searchParams } = new URL(request.url);
    const pixId = searchParams.get("pixId");

    if (!pixId) {
      return NextResponse.json(
        { error: "pixId é obrigatório" },
        { status: 400 },
      );
    }

    const status = getPaymentStatus(pixId);

    return NextResponse.json({
      pixId,
      paid: status?.paid || false,
      paidAt: status?.paidAt,
      amount: status?.amount,
      anonymous: status?.anonymous,
    });
  } catch (error) {
    console.error("Erro ao verificar status do pagamento:", error);
    return NextResponse.json(
      { error: "Erro ao verificar status" },
      { status: 500 },
    );
  }
}