From f81e8a698b2dfd6b189accd29dc3ef30524cc802 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20Kv=C3=A1=C4=8Dek?= <michal@binarity.cz>
Date: Wed, 27 Jan 2016 01:53:53 +0100
Subject: [PATCH] FEATURE: enumeration can be sorted.

---
 app/Enumerations/BaseEnumeration.php | 42 ++++++++++++++++++++++++----
 1 file changed, 36 insertions(+), 6 deletions(-)

diff --git a/app/Enumerations/BaseEnumeration.php b/app/Enumerations/BaseEnumeration.php
index 35ffca62..4c23e441 100644
--- a/app/Enumerations/BaseEnumeration.php
+++ b/app/Enumerations/BaseEnumeration.php
@@ -5,19 +5,28 @@ use App\Enumerations\Exceptions\EnumerationExistsException;
 
 abstract class BaseEnumeration
 {
+    protected static $initiliazed = [];
     public static $items = [];
+    const ORDER_BY_KEY = 1;
+    const ORDER_BY_KEY_DESC = 2;
+    const ORDER_BY_TEXT = 4;
+    const ORDER_BY_TEXT_DESC = 8;
 
     /**
      * Init enumerations
      */
     protected static function init()
     {
-        if (!isset(self::$items[get_called_class()]) || empty(self::$items[get_called_class()])) {
-            $className = get_called_class();
+        $className = get_called_class();
 
+        if (!in_array($className, self::$initiliazed)) {
+
+            // try to call init() method
             if (method_exists($className, 'init')) {
                 $className::init();
             }
+
+            self::$initiliazed[] = $className;
         }
     }
 
@@ -43,7 +52,7 @@ abstract class BaseEnumeration
         }
 
         // add to collection
-        self::$items[get_called_class()][$key] = $translation;
+        self::$items[get_called_class()][$key] = trans($translation);
     }
 
     /**
@@ -62,15 +71,36 @@ abstract class BaseEnumeration
      * Return value is associative array indexed by item "name". Value of each field is its translation (translation
      * string, e.g. admin/mainMenu.something)
      *
+     * @param string $orderBy
+     *
      * @return array
      */
-    public static function getWithTranslations()
+    public static function getWithTranslations($orderBy = self::ORDER_BY_KEY)
     {
-        if (!isset(self::$items[get_called_class()]) || empty(self::$items[get_called_class()])) {
+        // if not initialized yet, init this enumerration
+        if (!in_array(get_called_class(), self::$initiliazed)) {
             self::init();
         }
 
-        return self::$items[get_called_class()];
+        $items = self::$items[get_called_class()];
+
+        // order results
+        switch ($orderBy) {
+            case self::ORDER_BY_KEY:
+                ksort($items);
+                break;
+            case self::ORDER_BY_KEY_DESC:
+                krsort($items);
+                break;
+            case self::ORDER_BY_TEXT:
+                sort($items);
+                break;
+            case self::ORDER_BY_TEXT_DESC:
+                rsort($items);
+                break;
+        }
+
+        return $items;
     }
 
     /**