Added novaPageIndexQuery to StaticResource to mimic indexQuery

src/Pages/Concerns/QueriesResources.php

@@ -3,6 +3,7 @@
 namespace Whitecube\NovaPage\Pages\Concerns;
 
 use Route;
+use Whitecube\NovaPage\Pages\Query;
 use Whitecube\NovaPage\Pages\Template;
 use Whitecube\NovaPage\Pages\OptionResource;
 use Laravel\Nova\Http\Requests\ResourceIndexRequest;
@@ -18,7 +19,9 @@ trait QueriesResources
      */
     public function queryIndexResources(ResourceIndexRequest $request, $type) {
         $query = $this->newQueryWithoutScopes();
-        return $query->whereType($type)->get(false)->map(function($template) use ($type) {
+        $query->whereType($type);
+        $this->applyIndexQueryForType($type, $query);
+        return $query->get(false)->map(function($template) use ($type) {
             return $this->getResourceForType($type, $template);
         });
     }
@@ -50,4 +53,13 @@ protected function getResourceForType($type, Template $resource) {
             case 'option': return new $option_resource_class($resource);
         }
     }
+
+    protected function applyIndexQueryForType($type, Query $query) {
+        $page_resource_class = config('novapage.default_page_resource');
+        $option_resource_class = config('novapage.default_option_resource');
+        switch ($type) {
+            case 'route': return $page_resource_class::novaPageIndexQuery($query);
+            case 'option': return $option_resource_class::novaPageIndexQuery($query);
+        }
+    }
 }

src/Pages/Query.php

@@ -29,6 +29,16 @@ class Query
      */
     protected $type;
 
+    /**
+     * The column to order by
+     */
+    protected $orderColumn;
+
+    /**
+     * The direction to order by
+     */
+    protected $orderDirection;
+
     /**
      * The locale filter used to retrieve the resource
      *
@@ -70,6 +80,19 @@ public function whereType($type)
         return $this;
     }
 
+    /**
+     * Mimic eloquent's Builder and register a orderBy statment
+     *
+     * @param mixed $column
+     * @param string $direction
+     */
+    public function orderBy($column, string $direction = 'ASC')
+    {
+        $this->orderColumn = $column;
+        $this->orderDirection = $direction;
+        return $this;
+    }
+
     /**
      * Mimic eloquent's Builder and return corresponding Resource
      *
@@ -97,7 +120,7 @@ public function get($throwOnMissing = false)
     {
         $resources = $this->repository->getFiltered(trim($this->type . '.*', '.'));
 
-        return Collection::make($resources)
+        $result = Collection::make($resources)
             ->map(function($template, $key) {
                 return $this->repository->getResourceTemplate($key);
             })
@@ -107,6 +130,12 @@ public function get($throwOnMissing = false)
                 list($type, $name) = explode('.', $key, 2);
                 return $this->repository->load($type, $name, $this->locale, $throwOnMissing);
             });
+
+        if ($this->orderColumn && $this->orderDirection) {
+            $result = $result->sortBy($this->orderColumn, SORT_REGULAR, ($this->orderDirection === 'DESC') ? true : false);
+        }
+
+        return $result;
     }
 
     /**

src/Pages/StaticResource.php

@@ -104,6 +104,17 @@ public function fields(Request $request)
         );
     }
 
+    /**
+     * A blank method which allows index queries to be manipulated by the Resource
+     *
+     * @param Query $query
+     * @return Query
+     */
+    public static function novaPageIndexQuery(Query $query)
+    {
+        return $query;
+    }
+
     /**
      * Get the base fields displayed at the top of the resource's form.
      *
@@ -221,4 +232,4 @@ protected function serializeWithId(Collection $fields)
         ];
     }
 
-}
+}