addons/pos_restaurant/static/src/js/multiprint.js

   1 function openerp_restaurant_multiprint(instance,module){
   2     var QWeb = instance.web.qweb;
   3         var _t = instance.web._t;
   4
   5     module.Printer = instance.web.Class.extend(openerp.PropertiesMixin,{
   6         init: function(parent,options){
   7             openerp.PropertiesMixin.init.call(this,parent);
   8             var self = this;
   9             options = options || {};
  10             var url = options.url || 'http://localhost:8069';
  11             this.connection = new instance.web.Session(undefined,url, { use_cors: true});
  12             this.host       = url;
  13             this.receipt_queue = [];
  14         },
  15         print: function(receipt){
  16             var self = this;
  17             if(receipt){
  18                 this.receipt_queue.push(receipt);
  19             }
  20             var aborted = false;
  21             function send_printing_job(){
  22                 if(self.receipt_queue.length > 0){
  23                     var r = self.receipt_queue.shift();
  24                     self.connection.rpc('/hw_proxy/print_xml_receipt',{receipt: r},{timeout: 5000})
  25                         .then(function(){
  26                             send_printing_job();
  27                         },function(){
  28                             self.receipt_queue.unshift(r);
  29                         });
  30                 }
  31             }
  32             send_printing_job();
  33         },
  34     });
  35
  36     module.PosModel.prototype.models.push({
  37         model: 'restaurant.printer',
  38         fields: ['name','proxy_ip','product_categories_ids'],
  39         domain: null,
  40         loaded: function(self,printers){
  41             var active_printers = {};
  42             for (var i = 0; i < self.config.printer_ids.length; i++) {
  43                 active_printers[self.config.printer_ids[i]] = true;
  44             }
  45
  46             self.printers = [];
  47             for(var i = 0; i < printers.length; i++){
  48                 if(active_printers[printers[i].id]){
  49                     var printer = new module.Printer(self,{url:'http://'+printers[i].proxy_ip+':8069'});
  50                     printer.config = printers[i];
  51                     self.printers.push(printer);
  52                 }
  53             }
  54         },
  55     });
  56
  57     module.Order = module.Order.extend({
  58         lineResume: function(){
  59             var resume = {};
  60             this.get('orderLines').each(function(item){
  61                 var line = item.export_as_JSON();
  62                 if( typeof resume[line.product_id] === 'undefined'){
  63                     resume[line.product_id] = line.qty;
  64                 }else{
  65                     resume[line.product_id] += line.qty;
  66                 }
  67             });
  68             return resume;
  69         },
  70         saveChanges: function(){
  71             this.old_resume = this.lineResume();
  72         },
  73         computeChanges: function(categories){
  74             var current = this.lineResume();
  75             var old     = this.old_resume || {};
  76             var json    = this.export_as_JSON();
  77             var add = [];
  78             var rem = [];
  79
  80             for( product in current){
  81                 if (typeof old[product] === 'undefined'){
  82                     add.push({
  83                         'id': product,
  84                         'name': this.pos.db.get_product_by_id(product).display_name,
  85                         'quantity': current[product],
  86                     });
  87                 }else if( old[product] < current[product]){
  88                     add.push({
  89                         'id': product,
  90                         'name': this.pos.db.get_product_by_id(product).display_name,
  91                         'quantity': current[product] - old[product],
  92                     });
  93                 }else if( old[product] > current[product]){
  94                     rem.push({
  95                         'id': product,
  96                         'name': this.pos.db.get_product_by_id(product).display_name,
  97                         'quantity': old[product] - current[product],
  98                     });
  99                 }
 100             }
 101
 102             for( product in old){
 103                 if(typeof current[product] === 'undefined'){
 104                     rem.push({
 105                         'id': product,
 106                         'name': this.pos.db.get_product_by_id(product).display_name,
 107                         'quantity': old[product],
 108                     });
 109                 }
 110             }
 111
 112             if(categories && categories.length > 0){
 113                 // filter the added and removed orders to only contains
 114                 // products that belong to one of the categories supplied as a parameter
 115
 116                 var self = this;
 117                 function product_in_category(product_id){
 118                     var cat = self.pos.db.get_product_by_id(product_id).pos_categ_id[0];
 119                     while(cat){
 120                         for(var i = 0; i < categories.length; i++){
 121                             if(cat === categories[i]){
 122                                 return true;
 123                             }
 124                         }
 125                         cat = self.pos.db.get_category_parent_id(cat);
 126                     }
 127                     return false;
 128                 }
 129
 130                 var _add = [];
 131                 var _rem = [];
 132
 133                 for(var i = 0; i < add.length; i++){
 134                     if(product_in_category(add[i].id)){
 135                         _add.push(add[i]);
 136                     }
 137                 }
 138                 add = _add;
 139
 140                 for(var i = 0; i < rem.length; i++){
 141                     if(product_in_category(rem[i].id)){
 142                         _rem.push(rem[i]);
 143                     }
 144                 }
 145                 rem = _rem;
 146             }
 147
 148             return {
 149                 'new': add,
 150                 'cancelled': rem,
 151                 'table': json.table || 'unknown table',
 152                 'name': json.name  || 'unknown order',
 153             };
 154
 155         },
 156         printChanges: function(){
 157             var printers = this.pos.printers;
 158             for(var i = 0; i < printers.length; i++){
 159                 var changes = this.computeChanges(printers[i].config.product_categories_ids);
 160                 if ( changes['new'].length > 0 || changes['cancelled'].length > 0){
 161                     var receipt = QWeb.render('OrderChangeReceipt',{changes:changes, widget:this});
 162                     printers[i].print(receipt);
 163                 }
 164             }
 165         },
 166         hasChangesToPrint: function(){
 167             var printers = this.pos.printers;
 168             for(var i = 0; i < printers.length; i++){
 169                 var changes = this.computeChanges(printers[i].config.product_categories_ids);
 170                 if ( changes['new'].length > 0 || changes['cancelled'].length > 0){
 171                     return true;
 172                 }
 173             }
 174             return false;
 175         },
 176     });
 177
 178     module.PosWidget.include({
 179         build_widgets: function(){
 180             var self = this;
 181             this._super();
 182
 183             if(this.pos.printers.length){
 184                 var submitorder = $(QWeb.render('SubmitOrderButton'));
 185
 186                 submitorder.click(function(){
 187                     var order = self.pos.get('selectedOrder');
 188                     if(order.hasChangesToPrint()){
 189                         order.printChanges();
 190                         order.saveChanges();
 191                         self.pos_widget.order_widget.update_summary();
 192                     }
 193                 });
 194
 195                 submitorder.appendTo(this.$('.control-buttons'));
 196                 this.$('.control-buttons').removeClass('oe_hidden');
 197             }
 198         },
 199
 200     });
 201
 202     module.OrderWidget.include({
 203         update_summary: function(){
 204             this._super();
 205             var order = this.pos.get('selectedOrder');
 206
 207             if(order.hasChangesToPrint()){
 208                 this.pos_widget.$('.order-submit').addClass('highlight');
 209             }else{
 210                 this.pos_widget.$('.order-submit').removeClass('highlight');
 211             }
 212         },
 213     });
 214
 215 }