add inventory changes

backend/web/js/inventory.item.index.js

@@ -0,0 +1,58 @@
+
+
+var inventoryItemIndex = {
+		
+		defaults : {
+			products: [],
+			selector_type : '#inventoryitemsearch-item_type',
+			selector_name : '#inventoryitemsearch-item_name',
+			selector_id : '#inventoryitemsearch-item_id',
+		},
+		product: null,
+		init: function(o){
+			this.defaults = $.extend( this.defaults, o );
+			this.initAutocomplete();
+			
+		},
+		
+		initAutocomplete :	function (){
+			var self = this;
+			
+			var $input = $(self.defaults.selector_name);
+			$input.typeahead({source : self.defaults.products, 
+			            autoSelect: true,
+			            items: 20,
+			            minLength: 3,
+			}); 
+			$input.change(function() {
+			    var current = $input.typeahead("getActive");
+			    $("#filter_text").val('');
+			    if (current) {
+			        // Some item from your model is active!
+			        if (current.name == $input.val()) {
+			        	self.product = current;
+			        } else {
+			        	self.product = null;
+			        }
+			    } else {
+			    	self.product = null;
+			    }
+			    self.productChange();
+			});
+		},
+		productChange: function( ){
+			this.clearProductData();
+			this.setProductData();
+		},
+		clearProductData: function(){
+			$(this.defaults.selector_type).val('');
+			$(this.defaults.selector_id).val('');
+		},
+		setProductData: function(){
+			if ( this.product ){
+				$(this.defaults.selector_type).val( this.product.type);
+				$(this.defaults.selector_id ).val( this.product.id);
+			}
+			
+		}
+}