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.Orderline = module.Orderline.extend({
  58         get_line_diff_hash: function(){
  59             if (this.get_note()) {
  60                 return this.get_product().id + '|' + this.get_note();
  61             } else {
  62                 return '' + this.get_product().id;
  63             }
  64         },
  65     });
  66
  67     var _super_order = module.Order.prototype;
  68     module.Order = module.Order.extend({
  69         lineResume: function(){
  70             var resume = {};
  71
  72             this.orderlines.each(function(line){
  73                 var line_hash = line.get_line_diff_hash();
  74                 var qty  = Number(line.get_quantity());
  75                 var note = line.get_note();
  76                 var product_id = line.get_product().id;
  77
  78                 if (typeof resume[line_hash] === 'undefined') {
  79                     resume[line_hash] = { qty: qty, note: note, product_id: product_id };
  80                 } else {
  81                     resume[line_hash].qty += qty;
  82                 }
  83             });
  84             return resume;
  85         },
  86         saveChanges: function(){
  87             this.saved_resume = this.build_line_resume();
  88             this.trigger('change',this);
  89         },
  90         computeChanges: function(categories){
  91             var current_res = this.build_line_resume();
  92             var old_res     = this.saved_resume || {};
  93             var json        = this.export_as_JSON();
  94             var add = [];
  95             var rem = [];
  96
  97             for( product in current){
  98                 if (typeof old[product] === 'undefined'){
  99                     add.push({
 100                         'id': product,
 101                         'name': this.pos.db.get_product_by_id(product).display_name,
 102                         'quantity': current[product],
 103                     });
 104                 }else if( old[product] < current[product]){
 105                     add.push({
 106                         'id': product,
 107                         'name': this.pos.db.get_product_by_id(product).display_name,
 108                         'quantity': current[product] - old[product],
 109                     });
 110                 }else if( old[product] > current[product]){
 111                     rem.push({
 112                         'id': product,
 113                         'name': this.pos.db.get_product_by_id(product).display_name,
 114                         'quantity': old[product] - current[product],
 115                     });
 116                 }
 117             }
 118
 119             for( product in old){
 120                 if(typeof current[product] === 'undefined'){
 121                     rem.push({
 122                         'id': product,
 123                         'name': this.pos.db.get_product_by_id(product).display_name,
 124                         'quantity': old[product],
 125                     });
 126                 }
 127             }
 128
 129             if(categories && categories.length > 0){
 130                 // filter the added and removed orders to only contains
 131                 // products that belong to one of the categories supplied as a parameter
 132
 133                 var self = this;
 134                 function product_in_category(product_id){
 135                     var cat = self.pos.db.get_product_by_id(product_id).pos_categ_id[0];
 136                     while(cat){
 137                         for(var i = 0; i < categories.length; i++){
 138                             if(cat === categories[i]){
 139                                 return true;
 140                             }
 141                         }
 142                         cat = self.pos.db.get_category_parent_id(cat);
 143                     }
 144                     return false;
 145                 }
 146
 147                 var _add = [];
 148                 var _rem = [];
 149
 150                 for(var i = 0; i < add.length; i++){
 151                     if(product_in_category(add[i].id)){
 152                         _add.push(add[i]);
 153                     }
 154                 }
 155                 add = _add;
 156
 157                 for(var i = 0; i < rem.length; i++){
 158                     if(product_in_category(rem[i].id)){
 159                         _rem.push(rem[i]);
 160                     }
 161                 }
 162                 rem = _rem;
 163             }
 164
 165             var d = new Date();
 166             var hours   = '' + d.getHours();
 167                 hours   = hours.length < 2 ? ('0' + hours) : hours;
 168             var minutes = '' + d.getMinutes();
 169                 minutes = minutes.length < 2 ? ('0' + minutes) : minutes;
 170
 171             return {
 172                 'new': add,
 173                 'cancelled': rem,
 174                 'table': json.table || false,
 175                 'floor': json.floor || false,
 176                 'name': json.name  || 'unknown order',
 177                 'time': {
 178                     'hours':   hours,
 179                     'minutes': minutes,
 180                 },
 181             };
 182
 183         },
 184         printChanges: function(){
 185             var printers = this.pos.printers;
 186             for(var i = 0; i < printers.length; i++){
 187                 var changes = this.computeChanges(printers[i].config.product_categories_ids);
 188                 if ( changes['new'].length > 0 || changes['cancelled'].length > 0){
 189                     var receipt = QWeb.render('OrderChangeReceipt',{changes:changes, widget:this});
 190                     printers[i].print(receipt);
 191                 }
 192             }
 193         },
 194         hasChangesToPrint: function(){
 195             var printers = this.pos.printers;
 196             for(var i = 0; i < printers.length; i++){
 197                 var changes = this.computeChanges(printers[i].config.product_categories_ids);
 198                 if ( changes['new'].length > 0 || changes['cancelled'].length > 0){
 199                     return true;
 200                 }
 201             }
 202             return false;
 203         },
 204         export_as_JSON: function(){
 205             var json = _super_order.export_as_JSON.apply(this,arguments);
 206             json.multiprint_resume = this.saved_resume;
 207             return json;
 208         },
 209         init_from_JSON: function(json){
 210             _super_order.init_from_JSON.apply(this,arguments);
 211             this.saved_resume = json.multiprint_resume;
 212         },
 213     });
 214
 215     module.PosWidget.include({
 216         build_widgets: function(){
 217             var self = this;
 218             this._super();
 219
 220             if(this.pos.printers.length){
 221                 var submitorder = $(QWeb.render('SubmitOrderButton'));
 222
 223                 submitorder.click(function(){
 224                     var order = self.pos.get('selectedOrder');
 225                     if(order.hasChangesToPrint()){
 226                         order.printChanges();
 227                         order.saveChanges();
 228                         self.pos_widget.order_widget.update_summary();
 229                     }
 230                 });
 231
 232                 submitorder.appendTo(this.$('.control-buttons'));
 233                 this.$('.control-buttons').removeClass('oe_hidden');
 234             }
 235         },
 236
 237     });
 238
 239     module.OrderWidget.include({
 240         update_summary: function(){
 241             this._super();
 242             var order = this.pos.get('selectedOrder');
 243
 244             if(order.hasChangesToPrint()){
 245                 this.pos_widget.$('.order-submit').addClass('highlight');
 246             }else{
 247                 this.pos_widget.$('.order-submit').removeClass('highlight');
 248             }
 249         },
 250     });
 251
 252 }