From 1bc8ee97c49fe033179e218b3f3150077ffab920 Mon Sep 17 00:00:00 2001
From: Sergio Dinis Lopes <sergiodlopes@gmail.com>
Date: Mon, 27 Feb 2017 23:05:45 +0000
Subject: [PATCH] minor fixes and improvements

---
 jquery.flexdatalist.js     | 76 +++++++++++++++++++-------------------
 jquery.flexdatalist.min.js |  2 +-
 2 files changed, 38 insertions(+), 40 deletions(-)

diff --git a/jquery.flexdatalist.js b/jquery.flexdatalist.js
index c8e330b..3dac5f4 100644
--- a/jquery.flexdatalist.js
+++ b/jquery.flexdatalist.js
@@ -3,7 +3,7 @@
  * Autocomplete for input fields, with support for datalists.
  *
  * Version:
- * 1.9.2
+ * 1.9.3
  *
  * Depends:
  * jquery.js > 1.8.3
@@ -65,7 +65,7 @@ jQuery.fn.flexdatalist = function (options, value) {
                     searchByWord: false,
                     searchDisabled: false,
                     normalizeString: null,
-                    multiple: $this.attr('multiple'),
+                    multiple: $this.is('[multiple]'),
                     maxShownResults: 100,
                     noResultsText: 'No results found for "{keyword}"',
                     toggleSelected: false,
@@ -267,7 +267,7 @@ jQuery.fn.flexdatalist = function (options, value) {
                 $this.val('', true);
                 $_this.val('');
                 if (!_this._isEmpty(values)) {
-                    $this._values(values);
+                    $this._values(values, true);
                 }
                 _previousText = $this._keyword();
             });
@@ -364,22 +364,22 @@ jQuery.fn.flexdatalist = function (options, value) {
                 }
 
                 // Check cache
-                /*
                 var cachedData = $this._cache(cacheKey);
                 if (cachedData && _options.cache) {
                     callback(cachedData);
                     return;
                 }
-                */
-
+               
                 var _opts = {};
-                $.each(_options, function (option, value) {
-                    if (option.indexOf('_') == 0) {
-                        return;
-                    }
-                    _opts[option] = value;
-                });
-                delete _opts.relatives;
+                if (_options.requestType == 'post') {
+                    $.each(_options, function (option, value) {
+                        if (option.indexOf('_') == 0) {
+                            return;
+                        }
+                        _opts[option] = value;
+                    });
+                    delete _opts.relatives;
+                }
 
                 $this._remote({
                     url: _options.url,
@@ -396,11 +396,7 @@ jQuery.fn.flexdatalist = function (options, value) {
                     success: function (data) {
                         var _data = $this._getRemoteData(data),
                             _keyword = $this._keyword();
-                        if (_keyword.length > keyword.length) {
-                            $this._search(function (matches) {
-                                $this._showResults(matches);
-                            });
-                        } else {
+                        if (_keyword.length >= keyword.length) {
                             callback(_data);
                         }
                         $this._cache(cacheKey, _data);
@@ -562,7 +558,7 @@ jQuery.fn.flexdatalist = function (options, value) {
                         _item[searchProperty + '_highlight'] = $this._highlight(highlight);
                     }
                 }
-            }                
+            }
             if (found.length === 0 || (_options.searchByWord && found.length < (keywords.length - 1))) {
                 return false;
             }
@@ -824,20 +820,20 @@ jQuery.fn.flexdatalist = function (options, value) {
     /**
      * Set multiple values.
      */
-        $this._values = function (values) {
+        $this._values = function (values, init) {
             if ($.isArray(values) && !_this._isEmpty(values)) {
                 $.each(values, function (i, value) {
-                    $this._value(value);
+                    $this._value(value, init);
                 });
                 return;
             }
-            $this._value(values);
+            $this._value(values, init);
         }
 
     /**
      * Set value on item selection.
      */
-        $this._value = function (val) {
+        $this._value = function (val, init) {
             var _options = $this._options(),
                 text = $this._getText(val),
                 value = $this._getValue(val);
@@ -863,10 +859,10 @@ jQuery.fn.flexdatalist = function (options, value) {
                     var $container = $(this).parent(),
                         index = $container.index();
                     if (!$container.hasClass('disabled') && ($this._toJSON() || $this._toCSV())) {
-                        var currentValue = $this._inputValue();
+                        var currentValue = $this._normalizeValue();
                         currentValue.splice(index, 1);
                         _options._values.splice(index, 1);
-                        $this._inputValue(currentValue);
+                        $this._normalizeValue(currentValue);
                         $this._allowValues();
                     }
                     $container.remove();
@@ -875,7 +871,7 @@ jQuery.fn.flexdatalist = function (options, value) {
                 if (_options.toggleSelected) {
                     $li.click(function () {
                         var $clicked = $(this),
-                            currentValue = $this._inputValue(),
+                            currentValue = $this._normalizeValue(),
                             index = $clicked.index();
                         if ($clicked.hasClass('disabled')) {
                             var value = $clicked.data('_value');
@@ -888,13 +884,13 @@ jQuery.fn.flexdatalist = function (options, value) {
                             _options._values.splice(index, 1);
                             $clicked.addClass('disabled');
                         }
-                        $this._inputValue(currentValue, text);
+                        $this._normalizeValue(currentValue, text);
                     });
                 }
             } else if (text && text !== $_this.val()) {
                 $_this.val(text);
             }
-            $this._inputValue(value, text);
+            $this._normalizeValue(value, text, init);
             _previousText = $this._keyword();
             return $this;
         }
@@ -902,8 +898,9 @@ jQuery.fn.flexdatalist = function (options, value) {
     /**
      * Get/Set input value.
      */
-        $this._inputValue = function (value, text) {
+        $this._normalizeValue = function (value, text, init) {
             var isJSON = $this._toJSON(),
+                _options = $this._options(),
                 isCSV = $this._toCSV();
 
             if (!_this._isDefined(value)) {
@@ -929,11 +926,14 @@ jQuery.fn.flexdatalist = function (options, value) {
                     value = value.join(',');
                 }
             }
+            if (value == $this.val()) {
+                return value;
+            }
             if (value === '') {
                 $this._options('_values', []);
             }
             $this.val(value, true);
-            if ($this.hasClass('flexdatalist-set')) {
+            if (!init && $this._changed()) {
                 $this.trigger('change:flexdatalist', [value, text, $this._options()]).trigger('change');
             }
             return value;
@@ -998,7 +998,7 @@ jQuery.fn.flexdatalist = function (options, value) {
                 }
             }
             if (_options.multiple && ($this._toJSON() || $this._toCSV())) {
-                var currentValue = $this._inputValue();
+                var currentValue = $this._normalizeValue();
                 if (!_this._isEmpty(value) && _this._isObject(currentValue)) {
                     currentValue.push(value);
                     value = currentValue;
@@ -1103,14 +1103,14 @@ jQuery.fn.flexdatalist = function (options, value) {
                 'left': $target.offset().left + 'px'
             });
         }
+        // Initialize
+        $this._init();
         // Set datalist data
         $this._datalist();
-        // Process default value
-        $this._initValue();
         // Handle chained fields
         $this._chained();
-        // Initialize
-        $this._init();
+        // Process default value
+        $this._initValue();
     };
 
 /**
@@ -1149,9 +1149,7 @@ jQuery.fn.flexdatalist = function (options, value) {
                 _data['originalValue'] = value;
                 if (value == '') {
                     $_input
-                        .val(value, true)
-                        .trigger('change:flexdatalist', [value, value, _data])
-                        .trigger('change');
+                        .val(value, true);
                     if (_data.multiple) {
                         $_input
                             .next('ul.flexdatalist-multiple')
@@ -1323,7 +1321,7 @@ jQuery.fn.flexdatalist = function (options, value) {
         } else if (options === 'value') {
             this._setValue(value);
         } else if (!value) {
-            return _this._options($input.data('flexdatalist'), options);
+            return _this._options($input, options);
         } else {
             _this._options($input, options, value);
             return this;
diff --git a/jquery.flexdatalist.min.js b/jquery.flexdatalist.min.js
index fc7e5d4..738c528 100644
--- a/jquery.flexdatalist.min.js
+++ b/jquery.flexdatalist.min.js
@@ -1 +1 @@
-jQuery.fn.flexdatalist=function(e,t){"use strict";var i,a=$(document),s=$(this),l=this;if(i=function(){var t,i,a=$(this),s={},n="",r=null;a.attr("name");a.hasClass("flexdatalist-set")&&l._destroy(a),l._options(a,$.extend({url:null,data:[],params:{},relatives:null,chainedRelatives:!1,cache:!0,minLength:2,groupBy:!1,selectionRequired:!1,focusFirstResult:!1,textProperty:null,valueProperty:null,visibleProperties:[],searchIn:["label"],searchContain:!1,searchEqual:!1,searchByWord:!1,searchDisabled:!1,normalizeString:null,multiple:a.attr("multiple"),maxShownResults:100,noResultsText:'No results found for "{keyword}"',toggleSelected:!1,allowDuplicateValues:!1,requestType:"get",limitOfValues:0,_values:[]},a.data(),"object"==typeof e?e:{})),a._options=function(e,t){return l._options(a,e,t)},t=a.clone(!1).attr({list:null,name:null,id:a.attr("id")?a.attr("id")+"-flexdatalist":null}).addClass("flexdatalist-alias").removeClass("flexdatalist"),a._options("multiple")?(i=$("<ul>").addClass("flexdatalist-multiple").css({"border-color":a.css("border-left-color"),"border-width":a.css("border-left-width"),"border-style":a.css("border-left-style"),"border-radius":a.css("border-top-left-radius"),"background-color":a.css("background-color")}).insertAfter(a).click(function(){$(this).find("input").focus()}),$('<li class="input-container">').addClass("flexdatalist-multiple-value").append(t).appendTo(i)):t.insertAfter(a),t.attr("autofocus")&&t.focus(),a._init=function(){var e=a._options();t.on("input keydown",function(i){var s=a._keyword();188!==l._keyNum(i)&&13!==l._keyNum(i)||e.selectionRequired||!e.multiple||a._resultSelected()?9===l._keyNum(i)?a._removeResults():0===s.length&&e.multiple&&8===l._keyNum(i)&&t.data("_remove",t.parents("li:eq(0)").prev()):(i.preventDefault(),a._value(s),a._removeResults())}).on("input keyup",function(i){if(a._changed()&&13!==l._keyNum(i)){var s=a._keyword();e.multiple||(e._values=[],e.selectionRequired?a._value(""):a._value(s)),s.length>=e.minLength?a._search(function(e){a._showResults(e)}):a._removeResults()}var r=t.data("_remove");r&&(r.find(".fdl-remove").click(),t.data("_remove",null)),n=a._keyword()}).on("focus",function(){var t=a._keyword();0===e.minLength?""===t&&a._tdata(function(e){a._showResults(e)}):t.length>=e.minLength&&!a._selected()&&a._search(function(e){a._showResults(e)})}).on("blur",function(){a._resultSelected()||!e.multiple||e.selectionRequired||a._value(a._keyword())}).attr("autocomplete","off"),window.onresize=function(){a._position()},a.addClass("flexdatalist flexdatalist-set").prop("type","hidden")},a._resultSelected=function(){return $("ul.flexdatalist-results").find("li.item.active").length>0},a._changed=function(){return n!==a._keyword()},a._chained=function(){var e=a._options();if(e.relatives&&e.chainedRelatives){var n=function(s){e.relatives.each(function(){var n=l._isEmpty($(this).val()),r=l._isEmpty(a.val());t.prop("disabled",n),s||!n&&r||(a._value(""),t.val(""),e.multiple&&i.find("li .fdl-remove").click()),i&&(n&&i?i.addClass("disabled"):i.removeClass("disabled"))})};e.relatives.on("change",function(){n(),s={}}),n(!0)}},a._initValue=function(){var e=a.attr("value");l._isEmpty(e)||(a._options("originalValue",a.val()),a._parseValue(e,function(e){a.val("",!0),t.val(""),l._isEmpty(e)||a._values(e),n=a._keyword()}))},a._parseValue=function(e,t){var i=a._options();if(a._toJSON())try{t(JSON.parse(e))}catch(s){}else if(a._toCSV()||"string"==typeof i.valueProperty){var l=e.split(",");if("string"==typeof i.valueProperty){var n=i.searchIn;i.searchIn=i.valueProperty.split(","),i.searchEqual=!0,a._search(function(e){e.length>0&&t(e),i.searchIn=n,i.searchEqual=!1},l)}else t(l)}else t(e)},a._tdata=function(e){a.trigger("before:flexdatalist.data"),a._url(function(t){a._data(function(i){i=i.concat(t);for(var s=a._options("_values"),l=0;l<i.length;l++){var n=i[l];s&&s.indexOf(a._getText(n))>-1&&delete i[l]}a.trigger("after:flexdatalist.data",[i]),e(i)})})},a._data=function(e){var t=a._options();"string"==typeof t.data?a._remote({url:t.data,success:function(i){var s=a._getRemoteData(i);t.data=s,e(s)}}):e(t.data)},a._url=function(e){var t=a._options(),i=a._keyword(),s=a.val(),n=i;return l._isEmpty(t.url)?e([]):(clearTimeout(r),void(r=setTimeout(function(){t.cache&&2!==t.cache&&(n=i.substring(0,t.minLength>0?t.minLength:1));var l={};$.each(t,function(e,t){0!=e.indexOf("_")&&(l[e]=t)}),delete l.relatives,a._remote({url:t.url,data:$.extend(a._relativesData(),t.params,{keyword:i,contain:t.searchContain,selected:s,options:l}),success:function(t){var s=a._getRemoteData(t),l=a._keyword();l.length>i.length?a._search(function(e){a._showResults(e)}):e(s),a._cache(n,s)}})},200)))},a._remote=function(e){a.hasClass("flexdatalist-loading")||(a.addClass("flexdatalist-loading"),e=$.extend({type:a._options("requestType"),dataType:"json",complete:function(){a.removeClass("flexdatalist-loading")}},e),$.ajax(e))},a._getRemoteData=function(e){var t=e.results?e.results:e;return"string"==typeof t&&0===t.indexOf("[{")&&(t=JSON.parse(t)),t.options&&l._options(a,t.options),l._isObject(t)?t:[]},a._relativesData=function(){var e=a._options("relatives"),t={};return e&&(t.relatives={},e.each(function(){var e=$(this),i=e.attr("name").split("][").join("-").split("]").join("-").split("[").join("-").replace(/^\|+|\-+$/g,"");t.relatives[i]=e.val()})),t},a._datalist=function(){var e=a._options(),t=a.attr("list");return l._isEmpty(t)||(e.data=[],$("#"+t).find("option").each(function(){var t=$(this),i=t.val(),a=t.text();e.data.push({label:a.length>0?a:i,value:i})})),a},a._cache=function(e,t){if(a._options("cache")){if(e=a._normalizeString(e),!l._isDefined(t))return l._isDefined(s,e)&&(t=s[e]),t;s[e]=t}return null},a._search=function(e,t){a._tdata(function(i){var s=[],n=a._options();if(n.searchDisabled)return e(i);l._isDefined(t)||(t=a._keyword()),a.trigger("before:flexdatalist.search",[t,i]),t=a._split(t);for(var r=0;r<i.length;r++){var o=a._matches(i[r],t);o&&s.push(o)}a.trigger("after:flexdatalist.search",[t,i,s]),e(s)})},a._matches=function(e,t){var i=$.extend({},e),s=a._options(),n=[],r=s.searchIn;if(t.length>0)for(var o=0;o<r.length;o++){var u=r[o];if(l._isDefined(e,u)&&e[u]){for(var f=e[u].toString(),d=f,c=a._split(f),_=0;_<t.length;_++){var p=t[_];a._find(p,c)&&(n.push(p),d=a._highlight(p,d))}d!==f&&(i[u+"_highlight"]=a._highlight(d))}}return 0===n.length||s.searchByWord&&n.length<t.length-1?!1:i},a._highlight=function(e,t){return t?t.replace(new RegExp(e,a._options("searchContain")?"ig":"i"),"|:|$&|::|"):(e=e.split("|:|").join('<span class="highlight">'),e.split("|::|").join("</span>"))},a._find=function(e,t){for(var i=a._options(),s=0;s<t.length;s++){var l=t[s];if(l=a._normalizeString(l),e=a._normalizeString(e),i.searchEqual&&l==e)return!0;if(i.searchContain?l.indexOf(e)>=0:0===l.indexOf(e))return!0}return!1},a._split=function(e){"string"==typeof e&&(e=[$.trim(e)]);var t=a._options();if(t.searchByWord)for(var i=0;i<e.length;i++){var s=$.trim(e[i]);if(s.indexOf(" ")>0){var l=s.split(" ");$.merge(e,l)}}return e},a._showResults=function(e){a._removeResults(!0);var t=a._options();if(0===e.length)return void a._noResults(t.noResultsText);var i=a._getResultsContainer();t.groupBy?(e=a._groupData(e),Object.keys(e).forEach(function(s){var l=e[s],n=t.groupBy,r=a._getHighlight(l[0],n,s);$("<li>").addClass("group").append($("<span>").addClass("group-name").html(r)).append($("<span>").addClass("group-item-count").text(" "+l.length)).appendTo(i);a._items(l,i)})):a._items(e,i);var s=i.find("li:not(.group)");s.on("click",function(){var e=$(this).data("item");e&&(a._selected(!0)._removeResults()._value(e),a.trigger("select:flexdatalist",[e,t]))}).hover(function(){s.removeClass("active"),$(this).addClass("active")},function(){$(this).removeClass("active")}),t.focusFirstResult&&s.filter(":first").addClass("active")},a._noResults=function(e){if(!l._isEmpty(e)){var t=a._getResultsContainer(),i=a._keyword();e=e.split("{keyword}").join(i),$("<li>").addClass("item no-results").append(e).appendTo(t)}},a._groupData=function(e){for(var t=[],i=a._options("groupBy"),s=0;s<e.length;s++){var n=e[s];if(l._isDefined(n,i)){var r=n[i];l._isDefined(t,r)||(t[r]=[]),t[r].push(n)}}return t},a._items=function(e,t){var i=a._options("maxShownResults");a.trigger("show:flexdatalist.results",[e]);for(var s=0;s<e.length&&!(i>0&&i===s);s++)a._item(e[s]).appendTo(t);a.trigger("shown:flexdatalist.results",[e])},a._item=function(e){for(var t=$("<li>").data("item",e).addClass("item"),i=a._options(),s=i.visibleProperties,n=0;n<s.length;n++){var r=s[n];if((!i.groupBy||i.groupBy!==r)&&l._isDefined(e,r)){var o={};if("thumb"===r)o=$("<img>").addClass("item item-"+r).attr("src",e[r]);else{var u=a._getHighlight(e,r);o=$("<span>").addClass("item item-"+r).html(u+" ")}o.appendTo(t)}}return t},a._getHighlight=function(e,t,i){return l._isDefined(e,t+"_highlight")?e[t+"_highlight"]:l._isDefined(e,t)?e[t]:i},a._getResultsContainer=function(){var e=a;a._options("multiple")&&(e=i);var s=$("ul.flexdatalist-results");return 0===s.length&&(s=$("<ul>").addClass("flexdatalist-results").appendTo("body").css({"border-color":e.css("border-left-color"),"border-width":"1px","border-bottom-left-radius":e.css("border-bottom-left-radius"),"border-bottom-right-radius":e.css("border-bottom-right-radius")}).data("target",t),a._position()),s},a._removeResults=function(e){var t="ul.flexdatalist-results";return e&&(t="ul.flexdatalist-results li"),$(t).remove(),a},a._selected=function(e){var t="flexdatalist-selected";return l._isDefined(e)?(e?a.addClass(t):a.removeClass(t),a):a.hasClass(t)},a._values=function(e){return $.isArray(e)&&!l._isEmpty(e)?void $.each(e,function(e,t){a._value(t)}):void a._value(e)},a._value=function(e){var s=a._options(),l=a._getText(e),r=a._getValue(e);if(l.length>0&&!s.allowDuplicateValues&&s._values.push(l),s.multiple){if(""===e)return a;t.val("");var o=i.find("li.input-container"),u=$("<li>").addClass("value"+(s.toggleSelected?" toggle":"")).append('<span class="text">'+l+"</span>").append('<span class="fdl-remove">&times;</span>').insertBefore(o);o.find("input").focus(),u.find("span.fdl-remove").click(function(){var e=$(this).parent(),t=e.index();if(!e.hasClass("disabled")&&(a._toJSON()||a._toCSV())){var i=a._inputValue();i.splice(t,1),s._values.splice(t,1),a._inputValue(i),a._allowValues()}e.remove()}),s.toggleSelected&&u.click(function(){var e=$(this),t=a._inputValue(),i=e.index();if(e.hasClass("disabled")){var n=e.data("_value");t.splice(i,0,n),s._values.splice(i,0,a._getText(n)),e.removeClass("disabled")}else{var n=t.splice(i,1);e.data("_value",n[0]),s._values.splice(i,1),e.addClass("disabled")}a._inputValue(t,l)})}else l&&l!==t.val()&&t.val(l);return a._inputValue(r,l),n=a._keyword(),a},a._inputValue=function(e,t){var i=a._toJSON(),s=a._toCSV();return 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\ No newline at end of file