add custom api exception response

app/Exceptions/Handler.php

@@ -2,8 +2,18 @@
 
 namespace App\Exceptions;
 
-use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
 use Throwable;
+use Illuminate\Http\Response;
+use Illuminate\Support\Facades\Log;
+use Illuminate\Database\QueryException;
+use Illuminate\Auth\AuthenticationException;
+use Illuminate\Validation\ValidationException;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
+use Symfony\Component\HttpKernel\Exception\HttpException;
+use Symfony\Component\Routing\Exception\RouteNotFoundException;
+use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
+use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+use Symfony\Component\HttpKernel\Exception\UnauthorizedHttpException;
 
 class Handler extends ExceptionHandler
 {
@@ -37,5 +47,93 @@ class Handler extends ExceptionHandler
         $this->reportable(function (Throwable $e) {
             //
         });
+
+        $this->renderable(function (Throwable $e, $request) {
+            return $this->handleException($request, $e);
+        });
+    }
+
+    public function handleException($request, Throwable $exception)
+    {
+        // Route Not Found
+        if ($exception instanceof RouteNotFoundException) {
+            return $this->exceptionResponse($request, $exception, Response::HTTP_NOT_FOUND, config('response-message.router_failed'));
+        }
+
+        // Not Found
+        if ($exception instanceof NotFoundHttpException) {
+            $message = $exception->getMessage() ?? config('response-message.not_found');
+            return $this->exceptionResponse($request, $exception, Response::HTTP_NOT_FOUND, $message);
+        }
+
+        // Model Not Found
+        if ($exception instanceof ModelNotFoundException) {
+            $exception = new NotFoundHttpException($exception->getMessage(), $exception);
+        }
+
+        // Authentication
+        if ($exception instanceof AuthenticationException) {
+            return $this->exceptionResponse($request, $exception, Response::HTTP_UNAUTHORIZED, config('response-message.authenticate_failed'));
+        }
+
+        // Unauthorized
+        if ($exception instanceof UnauthorizedHttpException) {
+            return $this->exceptionResponse($request, $exception, $exception->getStatusCode(), config('response-message.authorize_failed'));
+        }
+
+        // Http
+        if ($exception instanceof HttpException) {
+            return $this->exceptionResponse($request, $exception, $exception->getStatusCode(), $exception->getMessage());
+        }
+
+        // Query
+        if ($exception instanceof QueryException) {
+            $this->exceptionResponse($request, $exception, Response::HTTP_INTERNAL_SERVER_ERROR, config('response-message.sql_error'));
+        }
+
+        // Validation
+        if ($exception instanceof ValidationException) {
+
+            if (!$request->is('api/*')) {
+                return $this->convertValidationExceptionToResponse($exception, $request);
+            }
+
+            $validationData = [];
+            foreach ($exception->errors() as $key => $item) {
+                $validationData['errors']['validation'][$key] = $item[0];
+            }
+            return $this->exceptionResponse($request, $exception, Response::HTTP_UNPROCESSABLE_ENTITY, config('response-message.validation_failed'), $validationData);
+        }
+
+        // Others
+        return $this->exceptionResponse($request, $exception, Response::HTTP_INTERNAL_SERVER_ERROR, 'server error');
+    }
+
+    public function exceptionResponse($request, $exception, $code, $message, $mergeData = [])
+    {
+        if ($code === Response::HTTP_INTERNAL_SERVER_ERROR) {
+            Log::info($exception->getMessage());
+        }
+
+
+        if ($request->is('api/*')) {
+            $data = [
+                'code'    => $code,
+                'message' => $message,
+            ];
+
+            if (!app()->environment('production')) {
+                $data['errors'] = [
+                    'message' => $exception->getMessage(),
+                    'trace'   => $exception->getTrace(),
+                ];
+            }
+
+            if (!empty($mergeData)) {
+                $data = array_merge($data, $mergeData);
+            }
+
+            return response()->json($data, $code);
+        }
     }
 }