FEATURE: move categories into own repository

Repositories/Category.php

@@ -0,0 +1,21 @@
+<?php
+namespace Modules\Categories\Repositories;
+
+use App\Models\Module;
+use Modules\Categories\Entities\Category as CategoryModel;
+use Modules\Categories\Contracts\Repositories\Category as ICategory;
+
+class Category implements ICategory
+{
+    public function getForModule(Module $module)
+    {
+        $categoryModule = Module::where('alias', 'categories')->first();
+        $categories = [];
+        if ($module->support_categories && !is_null($categoryModule) && $categoryModule->enabled) {
+            $categories = CategoryModel::where('module_id', $module->id)
+                                  ->get();
+        }
+
+        return $categories;
+    }
+}