[EH] implement search logic

Author: tswonke

resources/views/fields/select2_from_ajax.blade.php

@@ -63,8 +63,6 @@ class="btn btn-primary"
 </div>
 
 
-
-
 {{-- ########################################## --}}
 {{-- Extra CSS and JS for this particular field --}}
 {{-- If a field type is shown multiple times on a form, the CSS and JS will only be loaded once --}}
@@ -121,6 +119,7 @@ class="btn btn-primary"
                             data: function (params) {
                                 return {
                                     q: params.term, // search term
+                                    searchkey: "{{ $field['attribute'] }}", // search key in database
                                     page: params.page
                                 };
                             },

src/Traits/CanBeCreatedOnTheFly.php

@@ -19,14 +19,24 @@ public function getAjaxEntity()
     }
 
     /**
-     * Provides the search algorithm for the select2 field
+     * Provides the search algorithm for the select2 field. Overwrite it in
+     * the EntityCrudController if you need some special functionalities
      *
      * @return mixed
      */
-    public function ajaxIndex()
+    public function ajaxIndex(Request $request)
     {
-        // implement search logic
-        return $this->crud->query->paginate(50);
+        $search_term = $request->input('q');
+        $search_key = $request->input('searchkey');
+        $page = $request->input('page');
+
+        if ($search_term) {
+            $results = $this->crud->query->where($search_key, 'LIKE', '%' . $search_term . '%')->paginate(10);
+        } else {
+            $results = $this->crud->query->paginate(10);
+        }
+
+        return $results;
     }
 
     /**