import fp from "fastify-plugin";
import type { FastifyInstance, FastifyError } from "fastify";

async function errorHandlerPlugin(app: FastifyInstance) {
  app.setErrorHandler((error: FastifyError, _request, reply) => {
    const statusCode = error.statusCode ?? 500;

    if (statusCode >= 500) {
      app.log.error(error);
    }

    reply.status(statusCode).send({
      error: statusCode >= 500 ? "Internal Server Error" : error.message,
    });
  });
}

export const errorHandler = fp(errorHandlerPlugin, { name: "error-handler" });