From 921fb71dbc173a434c78cf92a1aadd74e75ff968 Mon Sep 17 00:00:00 2001
From: Flavio Copes <copesc@gmail.com>
Date: Mon, 7 Sep 2015 10:27:17 +0200
Subject: [PATCH] Should not be able to delete last empty array field. Fixes
 #145

---
 themes/grav/js/forms/fields/array.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/themes/grav/js/forms/fields/array.js b/themes/grav/js/forms/fields/array.js
index 53b9589c..f513ef9f 100644
--- a/themes/grav/js/forms/fields/array.js
+++ b/themes/grav/js/forms/fields/array.js
@@ -93,6 +93,10 @@
     };
 
     ArrayField.prototype.remove = function(event) {
+        if ($(event.target).closest('[data-grav-array-type="row"]').siblings().length == 0) {
+            //disable for the last item
+            return;
+        }
         $(event.target).closest('[data-grav-array-type="row"]').remove();
         if (this.isValueOnly()) {
             this.refreshAll();