1 files changed, 45 insertions, 0 deletions
diff --git a/public/app/extends/Cache_service.php b/public/app/extends/Cache_service.php
new file mode 100644
index 0000000..e44cc8e
--- /dev/null
+++ b/public/app/extends/Cache_service.php
@@ -0,0 +1,45 @@
+<?php 
+namespace app\extends;
+
+use app\models\cms\Course_model;
+use app\models\admin\Privilege_model;
+
+/** Cache service
+ * -----------------------------------------------------------------------------
+ * 
+ * class that gathers common source-expensive queries
+ * and helps for performance optimization
+ * 
+ */
+class Cache_service
+{
+
+    public static function courses_struct( $options = 0 )
+    {
+        return proxy(                  // cache-get categories
+            [\app\models\cms\Course_model::class, 'courses_struct'],
+            [], CACHE_ROOT_TTL, $options
+        );
+    }
+
+    public static function files_attributes( $options = 0 )
+    {
+        return  proxy(
+            [\app\models\cms\Course_model::class, 'files'],
+            [], CACHE_ROOT_TTL, $options
+        );
+    }
+
+
+    public static function privileges_hierarchy( $options = 0 )
+    {
+        return proxy(
+            [\app\models\admin\Privilege_model::class, 'privileges'],
+            [], CACHE_ROOT_TTL, $options
+        );
+    }
+
+
+
+
+}
+\ No newline at end of file