From 53143481cfba1e4fc7b714936c845e145d4e908c Mon Sep 17 00:00:00 2001
From: Jen Wachter <jenleighkelly@gmail.com>
Date: Sun, 12 Nov 2017 11:25:03 -0500
Subject: [PATCH] Removed `startWith` option and added `min` option -- closes
 #7

New `min` option initializes the form with the specified number of
elements (what `startWith` did), but also ensures that the specified
number of elements are always in the form (cannot be deleted).
---
 README.md            |  2 +-
 jquery.repeatable.js | 15 ++++++++-------
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/README.md b/README.md
index b6ac2de..6feda03 100644
--- a/README.md
+++ b/README.md
@@ -64,9 +64,9 @@ When a user clicks on the `.add` button, the script will render a new `.field-gr
 * __deleteTrigger__: _Optional_. (string) The selector that when clicked, the field group the delete selector is within will be removed from the form. Default: ".delete"
 * __itemContainer__: _Optional_. (string) The selector that represents each field group container. Default: ".field-group"
 * __max__: _Optional_. (integer) The maximum number of field group elements that may be added to the repeatable item container. Default: null.
+* __min__: _Optional_. (integer) The minimum number of field group elements that may be present in the repeatable item container. The form is prepopulated with this amount of field group elements. Default: 0.
 * __beforeAdd__: _Optional_. (function) A function to run before an item is added to the repeatable item container. Default: none
 * __afterAdd__: _Optional_. (function) A function to run after an item is added to the repeatable item container. Default: none
 * __beforeDelete__: _Optional_. (function) A function to run before an item is deleted from the repeatable item container. Default: none
 * __afterDelete__: _Optional_. (function) A function to run after an item is deleted from the repeatable item container. Default: none
-* __startWith__: _Optional_. (integer) The number of field group elements to prepopulate the form with. Default: 0
 * __template__: _Required_. (string) The selector that contains the form field group template.
diff --git a/jquery.repeatable.js b/jquery.repeatable.js
index f017d5c..3eb681d 100644
--- a/jquery.repeatable.js
+++ b/jquery.repeatable.js
@@ -10,7 +10,7 @@
 			addTrigger: ".add",
 			deleteTrigger: ".delete",
 			max: null,
-			startWith: 0,
+      min: 0,
 			template: null,
 			itemContainer: ".field-group",
 			beforeAdd: function () {},
@@ -25,20 +25,20 @@
 		 * @type {Number}
 		 */
 		var i = 0;
-		
+
 		/**
 		 * DOM element into which repeatable
 		 * items will be added
 		 * @type {jQuery object}
 		 */
 		var target = $(this);
-			
+
 		/**
 		 * Blend passed user settings with defauly settings
 		 * @type {array}
 		 */
 		var settings = $.extend({}, defaults, userSettings);
-		
+
 		/**
 		 * Total templated items found on the page
 		 * at load. These may be created by server-side
@@ -49,7 +49,7 @@
 			return $(target).find(settings.itemContainer).length;
 		}();
 
-		
+
 		/**
 		 * Add an element to the target
 		 * and call the callback function
@@ -72,6 +72,7 @@
 		var deleteOne = function (e) {
 			e.preventDefault();
 			settings.beforeDelete.call(this);
+      if (total === settings.min) return;
 			$(this).parents(settings.itemContainer).first().remove();
 			total--;
 			maintainAddBtn();
@@ -126,12 +127,12 @@
 			$("form").on("click", settings.deleteTrigger, deleteOne);
 
 			if (!total) {
-				var toCreate = settings.startWith - total;
+				var toCreate = settings.min - total;
 				for (var j = 0; j < toCreate; j++) {
 					createOne();
 				}
 			}
-			
+
 		})();
 	};