Add feature to append a resource on json response. Fix #277

Author: yajra

CHANGELOG.md

@@ -22,8 +22,9 @@
         - [Laravel Excel](https://github.com/Maatwebsite/Laravel-Excel)
         - [Laravel Collective HTML & Forms](https://github.com/LaravelCollective/html)
     - Automatic registration of Datatables facade.
-    - HTML Builder with javascripts from template.
+    - HTML Builder with javascript from template.
     - HTML Builder column render now accepts a string, view or closure.
+    - Add resource on json response by using `->with('key', 'value')` method. #277
 
 ###v5.12.5
     - Get order column name from the request. Fix #307.

src/Engines/BaseEngine.php

@@ -166,6 +166,13 @@ abstract class BaseEngine implements DataTableEngineContract
      */
     protected $serializer;
 
+    /**
+     * Array of data to append on json response.
+     *
+     * @var array
+     */
+    private $appends;
+
     /**
      * Setup search keyword.
      *
@@ -675,11 +682,11 @@ abstract public function paging();
      */
     public function render($object = false)
     {
-        $output = [
-            'draw'            => (int) $this->request['draw'],
-            'recordsTotal'    => $this->totalRecords,
-            'recordsFiltered' => $this->filteredRecords,
-        ];
+        $output = $this->appends + [
+                'draw'            => (int) $this->request['draw'],
+                'recordsTotal'    => $this->totalRecords,
+                'recordsFiltered' => $this->filteredRecords,
+            ];
 
         if (isset($this->transformer)) {
             $fractal = new Manager();
@@ -800,4 +807,24 @@ public function isCaseInsensitive()
     {
         return Config::get('datatables.search.case_insensitive', false);
     }
+
+    /**
+     * Append data on json response.
+     *
+     * @param mixed $key
+     * @param mixed $value
+     * @return $this
+     */
+    public function with($key, $value = '')
+    {
+        if (is_array($key)) {
+            $this->appends = $key;
+        } elseif (is_callable($value)) {
+            $this->appends[$key] = value($value);
+        } else {
+            $this->appends[$key] = value($value);
+        }
+
+        return $this;
+    }
 }