change account dropdown to fix account on account state open/close

common/models/Account.php

@@ -152,11 +152,29 @@ class Account extends \yii\db\ActiveRecord
     	 
     }
     
+    /** read id_transfer from session (default account )
+     * 
+     * @return int id_transfer
+     * */
     public static function readDefault( ){
     	$session = Yii::$app->session;
 	    $result =	$session->get('id_account');
 	    return $result;
+    }
     
+    
+    /**
+     * read default transfer object
+     * return the default account or null, if not found
+     * @return common\models\Account
+     * */
+    public static function readDefaultObject( ){
+    	$account = null;
+    	$id_account = self::readDefault();
+    	if ( isset($id_account)){
+    		$account = Account::findOne($id_account);
+    	}
+    	return $account;
     }