// Image Picker
// by Rodrigo Vera
//
// Version 0.3.1
// Full source at https://github.com/rvera/image-picker
// MIT License, https://github.com/rvera/image-picker/blob/master/LICENSE
// Image Picker
// by Rodrigo Vera
//
// Version 0.3.0
// Full source at https://github.com/rvera/image-picker
// MIT License, https://github.com/rvera/image-picker/blob/master/LICENSE
(function(){var ImagePicker,ImagePickerOption,both_array_are_equal,sanitized_options,bind=function(fn,me){return function(){return fn.apply(me,arguments)}},indexOf=[].indexOf||function(item){for(var i=0,l=this.length;i<l;i++){if(i in this&&this[i]===item)return i}return-1};jQuery.fn.extend({imagepicker:function(opts){if(opts==null){opts={}}return this.each(function(){var select;select=jQuery(this);if(select.data("picker")){select.data("picker").destroy()}select.data("picker",new ImagePicker(this,sanitized_options(opts)));if(opts.initialized!=null){return opts.initialized.call(select.data("picker"))}})}});sanitized_options=function(opts){var default_options;default_options={hide_select:true,show_label:false,initialized:void 0,changed:void 0,clicked:void 0,selected:void 0,limit:void 0,limit_reached:void 0,font_awesome:false};return jQuery.extend(default_options,opts)};both_array_are_equal=function(a,b){var i,j,len,x;if(!a||!b||a.length!==b.length){return false}a=a.slice(0);b=b.slice(0);a.sort();b.sort();for(i=j=0,len=a.length;j<len;i=++j){x=a[i];if(b[i]!==x){return false}}return true};ImagePicker=function(){function ImagePicker(select_element,opts1){this.opts=opts1!=null?opts1:{};this.sync_picker_with_select=bind(this.sync_picker_with_select,this);this.select=jQuery(select_element);this.multiple=this.select.attr("multiple")==="multiple";if(this.select.data("limit")!=null){this.opts.limit=parseInt(this.select.data("limit"))}this.build_and_append_picker()}ImagePicker.prototype.destroy=function(){var j,len,option,ref;ref=this.picker_options;for(j=0,len=ref.length;j<len;j++){option=ref[j];option.destroy()}this.picker.remove();this.select.off("change",this.sync_picker_with_select);this.select.removeData("picker");return this.select.show()};ImagePicker.prototype.build_and_append_picker=function(){if(this.opts.hide_select){this.select.hide()}this.select.on("change",this.sync_picker_with_select);if(this.picker!=null){this.picker.remove()}this.create_picker();this.select.after(this.picker);return this.sync_picker_with_select()};ImagePicker.prototype.sync_picker_with_select=function(){var j,len,option,ref,results;ref=this.picker_options;results=[];for(j=0,len=ref.length;j<len;j++){option=ref[j];if(option.is_selected()){results.push(option.mark_as_selected())}else{results.push(option.unmark_as_selected())}}return results};ImagePicker.prototype.create_picker=function(){this.picker=jQuery("<ul class='thumbnails image_picker_selector'></ul>");this.picker_options=[];this.recursively_parse_option_groups(this.select,this.picker);return this.picker};ImagePicker.prototype.recursively_parse_option_groups=function(scoped_dom,target_container){var container,j,k,len,len1,option,option_group,ref,ref1,results;ref=scoped_dom.children("optgroup");for(j=0,len=ref.length;j<len;j++){option_group=ref[j];option_group=jQuery(option_group);container=jQuery("<ul></ul>");container.append(jQuery("<li class='group_title'>"+option_group.attr("label")+"</li>"));target_container.append(jQuery("<li class='group'>").append(container));this.recursively_parse_option_groups(option_group,container)}ref1=function(){var l,len1,ref1,results1;ref1=scoped_dom.children("option");results1=[];for(l=0,len1=ref1.length;l<len1;l++){option=ref1[l];results1.push(new ImagePickerOption(option,this,this.opts))}return results1}.call(this);results=[];for(k=0,len1=ref1.length;k<len1;k++){option=ref1[k];this.picker_options.push(option);if(!option.has_image()){continue}results.push(target_container.append(option.node))}return results};ImagePicker.prototype.has_implicit_blanks=function(){var option;return function(){var j,len,ref,results;ref=this.picker_options;results=[];for(j=0,len=ref.length;j<len;j++){option=ref[j];if(option.is_blank()&&!option.has_image()){results.push(option)}}return results}.call(this).length>0};ImagePicker.prototype.selected_values=function(){if(this.multiple){return this.select.val()||[]}else{return[this.select.val()]}};ImagePicker.prototype.toggle=function(imagepicker_option,original_event){var new_values,old_values,selected_value;old_values=this.selected_values();selected_value=imagepicker_option.value().toString();if(this.multiple){if(indexOf.call(this.selected_values(),selected_value)>=0){new_values=this.selected_values();new_values.splice(jQuery.inArray(selected_value,old_values),1);this.select.val([]);this.select.val(new_values)}else{if(this.opts.limit!=null&&this.selected_values().length>=this.opts.limit){if(this.opts.limit_reached!=null){this.opts.limit_reached.call(this.select)}}else{this.select.val(this.selected_values().concat(selected_value))}}}else{if(this.has_implicit_blanks()&&imagepicker_option.is_selected()){this.select.val("")}else{this.select.val(selected_value)}}if(!both_array_are_equal(old_values,this.selected_values())){this.select.change();if(this.opts.changed!=null){return this.opts.changed.call(this.select,old_values,this.selected_values(),original_event)}}};return ImagePicker}();ImagePickerOption=function(){function ImagePickerOption(option_element,picker,opts1){this.picker=picker;this.opts=opts1!=null?opts1:{};this.clicked=bind(this.clicked,this);this.option=jQuery(option_element);this.create_node()}ImagePickerOption.prototype.destroy=function(){return this.node.find(".thumbnail").off("click",this.clicked)};ImagePickerOption.prototype.has_image=function(){return this.option.data("img-src")!=null};ImagePickerOption.prototype.is_blank=function(){return!(this.value()!=null&&this.value()!=="")};ImagePickerOption.prototype.is_selected=function(){var select_value;select_value=this.picker.select.val();if(this.picker.multiple){return jQuery.inArray(this.value(),select_value)>=0}else{return this.value()===select_value}};ImagePickerOption.prototype.mark_as_selected=function(){return this.node.find(".thumbnail").addClass("selected")};ImagePickerOption.prototype.unmark_as_selected=function(){return this.node.find(".thumbnail").removeClass("selected")};ImagePickerOption.prototype.value=function(){return this.option.val()};ImagePickerOption.prototype.label=function(){if(this.option.data("img-label")){return this.option.data("img-label")}else{return this.option.text()}};ImagePickerOption.prototype.clicked=function(event){this.picker.toggle(this,event);if(this.opts.clicked!=null){this.opts.clicked.call(this.picker.select,this,event)}if(this.opts.selected!=null&&this.is_selected()){return this.opts.selected.call(this.picker.select,this,event)}};ImagePickerOption.prototype.create_node=function(){var image,imgAlt,imgClass,thumbnail;this.node=jQuery("<li/>");if(this.option.data("font_awesome")){image=jQuery("<i>");image.attr("class","fa-fw "+this.option.data("img-src"))}else{image=jQuery("<img class='image_picker_image'/>");image.attr("src",this.option.data("img-src"))}thumbnail=jQuery("<div class='thumbnail'>");imgClass=this.option.data("img-class");if(imgClass){this.node.addClass(imgClass);image.addClass(imgClass);thumbnail.addClass(imgClass)}imgAlt=this.option.data("img-alt");if(imgAlt){image.attr("alt",imgAlt)}thumbnail.on("click",this.clicked);thumbnail.append(image);if(this.opts.show_label){thumbnail.append(jQuery("<p/>").html(this.label()))}this.node.append(thumbnail);return this.node};return ImagePickerOption}()}).call(this);