app solution moved to the plugin

Author: rrd108

README.md

@@ -9,3 +9,7 @@ The recommended way to install composer packages is:
 ```
 composer require rrd108/cakephp-json-api-exception
 ```
+
+```
+bin/cake plugin load JsonApiException
+```

src/Controller/AppController.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace JsonApiException\Error\Exception;
+
+use Cake\Datasource\EntityInterface;
+use Cake\Http\Exception\NotAcceptableException;
+
+class JSonApiException extends NotAcceptableException
+{
+    protected  $requestErrors;
+
+    public function __construct(EntityInterface $entity, $message = null, $code = 422)
+    {
+        $this->requestErrors = $entity->getErrors();
+
+        if ($message === null) {
+            $message = 'Bad Request';
+        }
+
+        parent::__construct($message, $code);
+    }
+
+    public function getRequestErrors()
+    {
+        return $this->requestErrors;
+    }
+}

src/Error/Exception/JsonApiException.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace JsonApiException\Error;
+
+use Cake\Error\ExceptionRenderer;
+
+class JsonApiExceptionRenderer extends ExceptionRenderer
+{
+    public function jsonApi($exception)
+    {
+        $response = $this->controller->getResponse();
+        return $response
+            ->withStringBody(json_encode(['errors' => $exception->getRequestErrors()]))
+            ->withStatus(406)
+            ->withType('application/json');
+    }
+}

src/Error/JsonApiExceptionRenderer.php

@@ -1,12 +1,13 @@
 <?php
+
 declare(strict_types=1);
 
 namespace JsonApiException;
 
+use Cake\Core\Configure;
 use Cake\Core\BasePlugin;
-use Cake\Core\PluginApplicationInterface;
 use Cake\Http\MiddlewareQueue;
-use Cake\Routing\RouteBuilder;
+use Cake\Core\PluginApplicationInterface;
 
 /**
  * Plugin for JsonApiException
@@ -24,29 +25,7 @@ class Plugin extends BasePlugin
      */
     public function bootstrap(PluginApplicationInterface $app): void
     {
-    }
-
-    /**
-     * Add routes for the plugin.
-     *
-     * If your plugin has many routes and you would like to isolate them into a separate file,
-     * you can create `$plugin/config/routes.php` and delete this method.
-     *
-     * @param \Cake\Routing\RouteBuilder $routes The route builder to update.
-     * @return void
-     */
-    public function routes(RouteBuilder $routes): void
-    {
-        $routes->plugin(
-            'JsonApiException',
-            ['path' => '/json-api-exception'],
-            function (RouteBuilder $builder) {
-                // Add custom routes here
-
-                $builder->fallbacks();
-            }
-        );
-        parent::routes($routes);
+        Configure::write('Error.exceptionRenderer', 'JsonApiException\Error\JsonApiExceptionRenderer');
     }
 
     /**