microservice-products-api/app/Exceptions/Handler.php

<?php

namespace App\Exceptions;

use App\Traits\ApiResponse;
use Exception;
use Illuminate\Auth\AuthenticationException;
use Illuminate\Http\Response;
use Illuminate\Validation\ValidationException;
use Illuminate\Auth\Access\AuthorizationException;
use Illuminate\Database\Eloquent\ModelNotFoundException;
use Laravel\Lumen\Exceptions\Handler as ExceptionHandler;
use Symfony\Component\HttpKernel\Exception\HttpException;

class Handler extends ExceptionHandler
{
    use ApiResponse;

    /**
     * A list of the exception types that should not be reported.
     *
     * @var array
     */
    protected $dontReport = [
        AuthorizationException::class,
        HttpException::class,
        ModelNotFoundException::class,
        ValidationException::class,
    ];

    /**
     * Report or log an exception.
     *
     * This is a great spot to send exceptions to Sentry, Bugsnag, etc.
     *
     * @param \Exception $exception
     * @return void
     */
    public function report(Exception $exception)
    {
        parent::report($exception);
    }

    /**
     * Render an exception into an HTTP response.
     *
     * @param \Illuminate\Http\Request $request
     * @param \Exception $exception
     * @return \Illuminate\Http\Response
     */
    public function render($request, Exception $exception)
    {

        if ($exception instanceof HttpException) {
            $errorCode = $exception->getStatusCode();
            $errorMessage = Response::$statusTexts[$errorCode];
            return $this->errorResponse($errorMessage, $errorCode);
        }

        if ($exception instanceof ModelNotFoundException) {
            $model = strtolower(class_basename($exception->getModel()));
            return $this->errorResponse(
                "Does not exist any instance of {$model} with a given id",
                Response::HTTP_NOT_FOUND);
        }

        if ($exception instanceof AuthorizationException) {
            return $this->errorResponse(
                $exception->getMessage(),
                Response::HTTP_FORBIDDEN);
        }

        if ($exception instanceof AuthenticationException) {
            return $this->errorResponse(
                $exception->getMessage(),
                Response::HTTP_UNAUTHORIZED);
        }

        if ($exception instanceof ValidationException) {
            $errors = $exception->validator->errors()->getMessages();
            return $this->errorResponse(
                $errors,
                Response::HTTP_UNPROCESSABLE_ENTITY);
        }

        if(env('APP_DEBUG',false)){
            return parent::render($request, $exception);
        }

        return $this->errorResponse(
            "Unexpected error. Try later!",
            Response::HTTP_INTERNAL_SERVER_ERROR);

    }
}