initial commit

backend/Utils/Collection.php

@@ -0,0 +1,58 @@
+<?php
+
+/*
+ * This file is part of the FileGator package.
+ *
+ * (c) Milos Stojanovic <alcalbg@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ */
+
+namespace Filegator\Utils;
+
+trait Collection
+{
+    protected $items = [];
+
+    public function add($obj)
+    {
+        return $this->items[] = $obj;
+    }
+
+    public function delete($obj)
+    {
+        foreach ($this->items as $key => $item) {
+            if ($item === $obj) {
+                unset($this->items[$key]);
+            }
+        }
+    }
+
+    public function all()
+    {
+        return $this->items;
+    }
+
+    public function length()
+    {
+        return count($this->items);
+    }
+
+    public function jsonSerialize()
+    {
+        return $this->items;
+    }
+
+    public function sortByValue($value, $desc = false)
+    {
+        usort($this->items, function ($a, $b) use ($value) {
+            return $a[$value] <=> $b[$value];
+        });
+
+        if ($desc) {
+            $this->items = array_reverse($this->items);
+        }
+
+        return $this;
+    }
+}