1409 lines
58 KiB
JavaScript
1409 lines
58 KiB
JavaScript
function openerp_pos_models(instance, module){ //module is instance.point_of_sale
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var QWeb = instance.web.qweb;
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var _t = instance.web._t;
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var round_di = instance.web.round_decimals;
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var round_pr = instance.web.round_precision
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// The PosModel contains the Point Of Sale's representation of the backend.
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// Since the PoS must work in standalone ( Without connection to the server )
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// it must contains a representation of the server's PoS backend.
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// (taxes, product list, configuration options, etc.) this representation
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// is fetched and stored by the PosModel at the initialisation.
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// this is done asynchronously, a ready deferred alows the GUI to wait interactively
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// for the loading to be completed
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// There is a single instance of the PosModel for each Front-End instance, it is usually called
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// 'pos' and is available to all widgets extending PosWidget.
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module.PosModel = Backbone.Model.extend({
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initialize: function(session, attributes) {
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Backbone.Model.prototype.initialize.call(this, attributes);
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var self = this;
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this.session = session;
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this.flush_mutex = new $.Mutex(); // used to make sure the orders are sent to the server once at time
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this.pos_widget = attributes.pos_widget;
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this.proxy = new module.ProxyDevice(this); // used to communicate to the hardware devices via a local proxy
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this.barcode_reader = new module.BarcodeReader({'pos': this, proxy:this.proxy, patterns: {}}); // used to read barcodes
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this.proxy_queue = new module.JobQueue(); // used to prevent parallels communications to the proxy
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this.db = new module.PosDB(); // a local database used to search trough products and categories & store pending orders
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this.debug = jQuery.deparam(jQuery.param.querystring()).debug !== undefined; //debug mode
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// Business data; loaded from the server at launch
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this.accounting_precision = 2; //TODO
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this.company_logo = null;
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this.company_logo_base64 = '';
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this.currency = null;
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this.shop = null;
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this.company = null;
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this.user = null;
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this.users = [];
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this.partners = [];
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this.cashier = null;
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this.cashregisters = [];
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this.bankstatements = [];
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this.taxes = [];
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this.pos_session = null;
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this.config = null;
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this.units = [];
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this.units_by_id = {};
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this.pricelist = null;
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this.order_sequence = 1;
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window.posmodel = this;
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// these dynamic attributes can be watched for change by other models or widgets
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this.set({
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'synch': { state:'connected', pending:0 },
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'orders': new module.OrderCollection(),
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'selectedOrder': null,
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});
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this.bind('change:synch',function(pos,synch){
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clearTimeout(self.synch_timeout);
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self.synch_timeout = setTimeout(function(){
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if(synch.state !== 'disconnected' && synch.pending > 0){
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self.set('synch',{state:'disconnected', pending:synch.pending});
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}
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},3000);
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});
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this.get('orders').bind('remove', function(order,_unused_,options){
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self.on_removed_order(order,options.index,options.reason);
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});
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// We fetch the backend data on the server asynchronously. this is done only when the pos user interface is launched,
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// Any change on this data made on the server is thus not reflected on the point of sale until it is relaunched.
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// when all the data has loaded, we compute some stuff, and declare the Pos ready to be used.
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this.ready = this.load_server_data()
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.then(function(){
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if(self.config.use_proxy){
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return self.connect_to_proxy();
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}
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});
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},
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// releases ressources holds by the model at the end of life of the posmodel
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destroy: function(){
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// FIXME, should wait for flushing, return a deferred to indicate successfull destruction
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// this.flush();
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this.proxy.close();
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this.barcode_reader.disconnect();
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this.barcode_reader.disconnect_from_proxy();
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},
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connect_to_proxy: function(){
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var self = this;
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var done = new $.Deferred();
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this.barcode_reader.disconnect_from_proxy();
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this.pos_widget.loading_message(_t('Connecting to the PosBox'),0);
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this.pos_widget.loading_skip(function(){
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self.proxy.stop_searching();
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});
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this.proxy.autoconnect({
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force_ip: self.config.proxy_ip || undefined,
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progress: function(prog){
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self.pos_widget.loading_progress(prog);
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},
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}).then(function(){
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if(self.config.iface_scan_via_proxy){
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self.barcode_reader.connect_to_proxy();
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}
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}).always(function(){
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done.resolve();
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});
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return done;
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},
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// helper function to load data from the server. Obsolete use the models loader below.
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fetch: function(model, fields, domain, ctx){
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this._load_progress = (this._load_progress || 0) + 0.05;
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this.pos_widget.loading_message(_t('Loading')+' '+model,this._load_progress);
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return new instance.web.Model(model).query(fields).filter(domain).context(ctx).all()
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},
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// Server side model loaders. This is the list of the models that need to be loaded from
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// the server. The models are loaded one by one by this list's order. The 'loaded' callback
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// is used to store the data in the appropriate place once it has been loaded. This callback
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// can return a deferred that will pause the loading of the next module.
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// a shared temporary dictionary is available for loaders to communicate private variables
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// used during loading such as object ids, etc.
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models: [
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{
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model: 'res.users',
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fields: ['name','company_id'],
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ids: function(self){ return [self.session.uid]; },
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loaded: function(self,users){ self.user = users[0]; },
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},{
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model: 'res.company',
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fields: [ 'currency_id', 'email', 'website', 'company_registry', 'vat', 'name', 'phone', 'partner_id' , 'country_id', 'tax_calculation_rounding_method'],
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ids: function(self){ return [self.user.company_id[0]] },
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loaded: function(self,companies){ self.company = companies[0]; },
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},{
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model: 'decimal.precision',
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fields: ['name','digits'],
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loaded: function(self,dps){
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self.dp = {};
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for (var i = 0; i < dps.length; i++) {
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self.dp[dps[i].name] = dps[i].digits;
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}
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},
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},{
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model: 'product.uom',
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fields: [],
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domain: null,
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context: function(self){ return { active_test: false }; },
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loaded: function(self,units){
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self.units = units;
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var units_by_id = {};
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for(var i = 0, len = units.length; i < len; i++){
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units_by_id[units[i].id] = units[i];
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units[i].groupable = ( units[i].category_id[0] === 1 );
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units[i].is_unit = ( units[i].id === 1 );
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}
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self.units_by_id = units_by_id;
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}
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},{
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model: 'res.users',
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fields: ['name','ean13'],
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domain: null,
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loaded: function(self,users){ self.users = users; },
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},{
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model: 'res.partner',
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fields: ['name','street','city','state_id','country_id','vat','phone','zip','mobile','email','ean13','write_date'],
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domain: [['customer','=',true]],
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loaded: function(self,partners){
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self.partners = partners;
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self.db.add_partners(partners);
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},
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},{
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model: 'res.country',
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fields: ['name'],
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loaded: function(self,countries){
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self.countries = countries;
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self.company.country = null;
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for (var i = 0; i < countries.length; i++) {
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if (countries[i].id === self.company.country_id[0]){
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self.company.country = countries[i];
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}
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}
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},
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},{
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model: 'account.tax',
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fields: ['name','amount', 'price_include', 'include_base_amount', 'type', 'child_ids', 'child_depend', 'include_base_amount'],
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domain: null,
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loaded: function(self, taxes){
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self.taxes = taxes;
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self.taxes_by_id = {};
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_.each(taxes, function(tax){
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self.taxes_by_id[tax.id] = tax;
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});
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_.each(self.taxes_by_id, function(tax) {
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tax.child_taxes = {};
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_.each(tax.child_ids, function(child_tax_id) {
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tax.child_taxes[child_tax_id] = self.taxes_by_id[child_tax_id];
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});
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});
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},
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},{
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model: 'pos.session',
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fields: ['id', 'journal_ids','name','user_id','config_id','start_at','stop_at','sequence_number','login_number'],
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domain: function(self){ return [['state','=','opened'],['user_id','=',self.session.uid]]; },
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loaded: function(self,pos_sessions){
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self.pos_session = pos_sessions[0];
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var orders = self.db.get_orders();
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for (var i = 0; i < orders.length; i++) {
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self.pos_session.sequence_number = Math.max(self.pos_session.sequence_number, orders[i].data.sequence_number+1);
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}
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},
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},{
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model: 'pos.config',
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fields: [],
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domain: function(self){ return [['id','=', self.pos_session.config_id[0]]]; },
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loaded: function(self,configs){
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self.config = configs[0];
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self.config.use_proxy = self.config.iface_payment_terminal ||
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self.config.iface_electronic_scale ||
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self.config.iface_print_via_proxy ||
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self.config.iface_scan_via_proxy ||
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self.config.iface_cashdrawer;
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self.barcode_reader.add_barcode_patterns({
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'product': self.config.barcode_product,
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'cashier': self.config.barcode_cashier,
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'client': self.config.barcode_customer,
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'weight': self.config.barcode_weight,
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'discount': self.config.barcode_discount,
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'price': self.config.barcode_price,
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});
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if (self.config.company_id[0] !== self.user.company_id[0]) {
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throw new Error(_t("Error: The Point of Sale User must belong to the same company as the Point of Sale. You are probably trying to load the point of sale as an administrator in a multi-company setup, with the administrator account set to the wrong company."));
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}
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},
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},{
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model: 'stock.location',
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fields: [],
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ids: function(self){ return [self.config.stock_location_id[0]]; },
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loaded: function(self, locations){ self.shop = locations[0]; },
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},{
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model: 'product.pricelist',
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fields: ['currency_id'],
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ids: function(self){ return [self.config.pricelist_id[0]]; },
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loaded: function(self, pricelists){ self.pricelist = pricelists[0]; },
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},{
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model: 'res.currency',
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fields: ['name','symbol','position','rounding','accuracy'],
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ids: function(self){ return [self.pricelist.currency_id[0]]; },
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loaded: function(self, currencies){
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self.currency = currencies[0];
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if (self.currency.rounding > 0) {
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self.currency.decimals = Math.ceil(Math.log(1.0 / self.currency.rounding) / Math.log(10));
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} else {
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self.currency.decimals = 0;
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}
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},
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},{
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model: 'product.packaging',
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fields: ['ean','product_tmpl_id'],
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domain: null,
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loaded: function(self, packagings){
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self.db.add_packagings(packagings);
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},
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},{
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model: 'pos.category',
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fields: ['id','name','parent_id','child_id','image'],
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domain: null,
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loaded: function(self, categories){
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self.db.add_categories(categories);
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},
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},{
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model: 'product.product',
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fields: ['display_name', 'list_price','price','pos_categ_id', 'taxes_id', 'ean13', 'default_code',
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'to_weight', 'uom_id', 'uos_id', 'uos_coeff', 'mes_type', 'description_sale', 'description',
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'product_tmpl_id'],
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domain: [['sale_ok','=',true],['available_in_pos','=',true]],
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context: function(self){ return { pricelist: self.pricelist.id, display_default_code: false }; },
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loaded: function(self, products){
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self.db.add_products(products);
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},
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},{
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model: 'account.bank.statement',
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fields: ['account_id','currency','journal_id','state','name','user_id','pos_session_id'],
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domain: function(self){ return [['state', '=', 'open'],['pos_session_id', '=', self.pos_session.id]]; },
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loaded: function(self, bankstatements, tmp){
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self.bankstatements = bankstatements;
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tmp.journals = [];
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_.each(bankstatements,function(statement){
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tmp.journals.push(statement.journal_id[0]);
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});
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},
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},{
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model: 'account.journal',
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fields: [],
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domain: function(self,tmp){ return [['id','in',tmp.journals]]; },
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loaded: function(self, journals){
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self.journals = journals;
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// associate the bank statements with their journals.
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var bankstatements = self.bankstatements;
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for(var i = 0, ilen = bankstatements.length; i < ilen; i++){
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for(var j = 0, jlen = journals.length; j < jlen; j++){
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if(bankstatements[i].journal_id[0] === journals[j].id){
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bankstatements[i].journal = journals[j];
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}
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}
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}
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self.cashregisters = bankstatements;
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},
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},{
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label: 'fonts',
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loaded: function(self){
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var fonts_loaded = new $.Deferred();
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// Waiting for fonts to be loaded to prevent receipt printing
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// from printing empty receipt while loading Inconsolata
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// ( The font used for the receipt )
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waitForWebfonts(['Lato','Inconsolata'], function(){
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fonts_loaded.resolve();
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});
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// The JS used to detect font loading is not 100% robust, so
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// do not wait more than 5sec
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setTimeout(function(){
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fonts_loaded.resolve();
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},5000);
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return fonts_loaded;
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},
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},{
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label: 'pictures',
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loaded: function(self){
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self.company_logo = new Image();
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var logo_loaded = new $.Deferred();
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self.company_logo.onload = function(){
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var img = self.company_logo;
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var ratio = 1;
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var targetwidth = 300;
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var maxheight = 150;
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if( img.width !== targetwidth ){
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ratio = targetwidth / img.width;
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}
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if( img.height * ratio > maxheight ){
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ratio = maxheight / img.height;
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}
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var width = Math.floor(img.width * ratio);
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var height = Math.floor(img.height * ratio);
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var c = document.createElement('canvas');
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c.width = width;
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c.height = height
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var ctx = c.getContext('2d');
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ctx.drawImage(self.company_logo,0,0, width, height);
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self.company_logo_base64 = c.toDataURL();
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logo_loaded.resolve();
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};
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self.company_logo.onerror = function(){
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logo_loaded.reject();
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};
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self.company_logo.crossOrigin = "anonymous";
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self.company_logo.src = '/web/binary/company_logo' +'?_'+Math.random();
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return logo_loaded;
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},
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},
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],
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// loads all the needed data on the sever. returns a deferred indicating when all the data has loaded.
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load_server_data: function(){
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var self = this;
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var loaded = new $.Deferred();
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var progress = 0;
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var progress_step = 1.0 / self.models.length;
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var tmp = {}; // this is used to share a temporary state between models loaders
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function load_model(index){
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if(index >= self.models.length){
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loaded.resolve();
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}else{
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var model = self.models[index];
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self.pos_widget.loading_message(_t('Loading')+' '+(model.label || model.model || ''), progress);
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var fields = typeof model.fields === 'function' ? model.fields(self,tmp) : model.fields;
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var domain = typeof model.domain === 'function' ? model.domain(self,tmp) : model.domain;
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var context = typeof model.context === 'function' ? model.context(self,tmp) : model.context;
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var ids = typeof model.ids === 'function' ? model.ids(self,tmp) : model.ids;
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progress += progress_step;
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if( model.model ){
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if (model.ids) {
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var records = new instance.web.Model(model.model).call('read',[ids,fields],context);
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} else {
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var records = new instance.web.Model(model.model).query(fields).filter(domain).context(context).all()
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}
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records.then(function(result){
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try{ // catching exceptions in model.loaded(...)
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$.when(model.loaded(self,result,tmp))
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.then(function(){ load_model(index + 1); },
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function(err){ loaded.reject(err); });
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}catch(err){
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loaded.reject(err);
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}
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},function(err){
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loaded.reject(err);
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});
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}else if( model.loaded ){
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try{ // catching exceptions in model.loaded(...)
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$.when(model.loaded(self,tmp))
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.then( function(){ load_model(index +1); },
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function(err){ loaded.reject(err); });
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}catch(err){
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loaded.reject(err);
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}
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}else{
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load_model(index + 1);
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}
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}
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}
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try{
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load_model(0);
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}catch(err){
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loaded.reject(err);
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}
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return loaded;
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},
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// reload the list of partner, returns as a deferred that resolves if there were
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// updated partners, and fails if not
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load_new_partners: function(){
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var self = this;
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var def = new $.Deferred();
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var fields = _.find(this.models,function(model){ return model.model === 'res.partner'; }).fields;
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new instance.web.Model('res.partner')
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.query(fields)
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.filter([['write_date','>',this.db.get_partner_write_date()]])
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.all({'timeout':3000, 'shadow': true})
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.then(function(partners){
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if (self.db.add_partners(partners)) { // check if the partners we got were real updates
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def.resolve();
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} else {
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def.reject();
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}
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}, function(err,event){ event.preventDefault(); def.reject(); });
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return def;
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},
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// this is called when an order is removed from the order collection. It ensures that there is always an existing
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// order and a valid selected order
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on_removed_order: function(removed_order,index,reason){
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if( (reason === 'abandon' || removed_order.temporary) && this.get('orders').size() > 0){
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// when we intentionally remove an unfinished order, and there is another existing one
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this.set({'selectedOrder' : this.get('orders').at(index) || this.get('orders').last()});
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}else{
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// when the order was automatically removed after completion,
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// or when we intentionally delete the only concurrent order
|
|
this.add_new_order();
|
|
}
|
|
},
|
|
|
|
//creates a new empty order and sets it as the current order
|
|
add_new_order: function(){
|
|
var order = new module.Order({pos:this});
|
|
this.get('orders').add(order);
|
|
this.set('selectedOrder', order);
|
|
},
|
|
|
|
get_order: function(){
|
|
return this.get('selectedOrder');
|
|
},
|
|
|
|
//removes the current order
|
|
delete_current_order: function(){
|
|
this.get('selectedOrder').destroy({'reason':'abandon'});
|
|
},
|
|
|
|
// saves the order locally and try to send it to the backend.
|
|
// it returns a deferred that succeeds after having tried to send the order and all the other pending orders.
|
|
push_order: function(order) {
|
|
var self = this;
|
|
|
|
if(order){
|
|
this.proxy.log('push_order',order.export_as_JSON());
|
|
this.db.add_order(order.export_as_JSON());
|
|
}
|
|
|
|
var pushed = new $.Deferred();
|
|
|
|
this.flush_mutex.exec(function(){
|
|
var flushed = self._flush_orders(self.db.get_orders());
|
|
|
|
flushed.always(function(ids){
|
|
pushed.resolve();
|
|
});
|
|
});
|
|
return pushed;
|
|
},
|
|
|
|
// saves the order locally and try to send it to the backend and make an invoice
|
|
// returns a deferred that succeeds when the order has been posted and successfully generated
|
|
// an invoice. This method can fail in various ways:
|
|
// error-no-client: the order must have an associated partner_id. You can retry to make an invoice once
|
|
// this error is solved
|
|
// error-transfer: there was a connection error during the transfer. You can retry to make the invoice once
|
|
// the network connection is up
|
|
|
|
push_and_invoice_order: function(order){
|
|
var self = this;
|
|
var invoiced = new $.Deferred();
|
|
|
|
if(!order.get_client()){
|
|
invoiced.reject('error-no-client');
|
|
return invoiced;
|
|
}
|
|
|
|
var order_id = this.db.add_order(order.export_as_JSON());
|
|
|
|
this.flush_mutex.exec(function(){
|
|
var done = new $.Deferred(); // holds the mutex
|
|
|
|
// send the order to the server
|
|
// we have a 30 seconds timeout on this push.
|
|
// FIXME: if the server takes more than 30 seconds to accept the order,
|
|
// the client will believe it wasn't successfully sent, and very bad
|
|
// things will happen as a duplicate will be sent next time
|
|
// so we must make sure the server detects and ignores duplicated orders
|
|
|
|
var transfer = self._flush_orders([self.db.get_order(order_id)], {timeout:30000, to_invoice:true});
|
|
|
|
transfer.fail(function(){
|
|
invoiced.reject('error-transfer');
|
|
done.reject();
|
|
});
|
|
|
|
// on success, get the order id generated by the server
|
|
transfer.pipe(function(order_server_id){
|
|
|
|
// generate the pdf and download it
|
|
self.pos_widget.do_action('point_of_sale.pos_invoice_report',{additional_context:{
|
|
active_ids:order_server_id,
|
|
}});
|
|
|
|
invoiced.resolve();
|
|
done.resolve();
|
|
});
|
|
|
|
return done;
|
|
|
|
});
|
|
|
|
return invoiced;
|
|
},
|
|
|
|
// wrapper around the _save_to_server that updates the synch status widget
|
|
_flush_orders: function(orders, options) {
|
|
var self = this;
|
|
|
|
this.set('synch',{ state: 'connecting', pending: orders.length});
|
|
|
|
return self._save_to_server(orders, options).done(function (server_ids) {
|
|
var pending = self.db.get_orders().length;
|
|
|
|
self.set('synch', {
|
|
state: pending ? 'connecting' : 'connected',
|
|
pending: pending
|
|
});
|
|
|
|
return server_ids;
|
|
});
|
|
},
|
|
|
|
// send an array of orders to the server
|
|
// available options:
|
|
// - timeout: timeout for the rpc call in ms
|
|
// returns a deferred that resolves with the list of
|
|
// server generated ids for the sent orders
|
|
_save_to_server: function (orders, options) {
|
|
if (!orders || !orders.length) {
|
|
var result = $.Deferred();
|
|
result.resolve([]);
|
|
return result;
|
|
}
|
|
|
|
options = options || {};
|
|
|
|
var self = this;
|
|
var timeout = typeof options.timeout === 'number' ? options.timeout : 7500 * orders.length;
|
|
|
|
// we try to send the order. shadow prevents a spinner if it takes too long. (unless we are sending an invoice,
|
|
// then we want to notify the user that we are waiting on something )
|
|
var posOrderModel = new instance.web.Model('pos.order');
|
|
return posOrderModel.call('create_from_ui',
|
|
[_.map(orders, function (order) {
|
|
order.to_invoice = options.to_invoice || false;
|
|
return order;
|
|
})],
|
|
undefined,
|
|
{
|
|
shadow: !options.to_invoice,
|
|
timeout: timeout
|
|
}
|
|
).then(function (server_ids) {
|
|
_.each(orders, function (order) {
|
|
self.db.remove_order(order.id);
|
|
});
|
|
return server_ids;
|
|
}).fail(function (error, event){
|
|
if(error.code === 200 ){ // Business Logic Error, not a connection problem
|
|
self.pos_widget.screen_selector.show_popup('error-traceback',{
|
|
message: error.data.message,
|
|
comment: error.data.debug
|
|
});
|
|
}
|
|
// prevent an error popup creation by the rpc failure
|
|
// we want the failure to be silent as we send the orders in the background
|
|
event.preventDefault();
|
|
console.error('Failed to send orders:', orders);
|
|
});
|
|
},
|
|
|
|
scan_product: function(parsed_code){
|
|
var self = this;
|
|
var selectedOrder = this.get('selectedOrder');
|
|
if(parsed_code.encoding === 'ean13'){
|
|
var product = this.db.get_product_by_ean13(parsed_code.base_code);
|
|
}else if(parsed_code.encoding === 'reference'){
|
|
var product = this.db.get_product_by_reference(parsed_code.code);
|
|
}
|
|
|
|
if(!product){
|
|
return false;
|
|
}
|
|
|
|
if(parsed_code.type === 'price'){
|
|
selectedOrder.addProduct(product, {price:parsed_code.value});
|
|
}else if(parsed_code.type === 'weight'){
|
|
selectedOrder.addProduct(product, {quantity:parsed_code.value, merge:false});
|
|
}else if(parsed_code.type === 'discount'){
|
|
selectedOrder.addProduct(product, {discount:parsed_code.value, merge:false});
|
|
}else{
|
|
selectedOrder.addProduct(product);
|
|
}
|
|
return true;
|
|
},
|
|
});
|
|
|
|
var orderline_id = 1;
|
|
|
|
// An orderline represent one element of the content of a client's shopping cart.
|
|
// An orderline contains a product, its quantity, its price, discount. etc.
|
|
// An Order contains zero or more Orderlines.
|
|
module.Orderline = Backbone.Model.extend({
|
|
initialize: function(attr,options){
|
|
this.pos = options.pos;
|
|
this.order = options.order;
|
|
this.product = options.product;
|
|
this.price = options.product.price;
|
|
this.set_quantity(1);
|
|
this.discount = 0;
|
|
this.discountStr = '0';
|
|
this.type = 'unit';
|
|
this.selected = false;
|
|
this.id = orderline_id++;
|
|
},
|
|
clone: function(){
|
|
var orderline = new module.Orderline({},{
|
|
pos: this.pos,
|
|
order: null,
|
|
product: this.product,
|
|
price: this.price,
|
|
});
|
|
orderline.quantity = this.quantity;
|
|
orderline.quantityStr = this.quantityStr;
|
|
orderline.discount = this.discount;
|
|
orderline.type = this.type;
|
|
orderline.selected = false;
|
|
return orderline;
|
|
},
|
|
// sets a discount [0,100]%
|
|
set_discount: function(discount){
|
|
var disc = Math.min(Math.max(parseFloat(discount) || 0, 0),100);
|
|
this.discount = disc;
|
|
this.discountStr = '' + disc;
|
|
this.trigger('change',this);
|
|
},
|
|
// returns the discount [0,100]%
|
|
get_discount: function(){
|
|
return this.discount;
|
|
},
|
|
get_discount_str: function(){
|
|
return this.discountStr;
|
|
},
|
|
get_product_type: function(){
|
|
return this.type;
|
|
},
|
|
// sets the quantity of the product. The quantity will be rounded according to the
|
|
// product's unity of measure properties. Quantities greater than zero will not get
|
|
// rounded to zero
|
|
set_quantity: function(quantity){
|
|
if(quantity === 'remove'){
|
|
this.order.removeOrderline(this);
|
|
return;
|
|
}else{
|
|
var quant = parseFloat(quantity) || 0;
|
|
var unit = this.get_unit();
|
|
if(unit){
|
|
if (unit.rounding) {
|
|
this.quantity = round_pr(quant, unit.rounding);
|
|
this.quantityStr = this.quantity.toFixed(Math.ceil(Math.log(1.0 / unit.rounding) / Math.log(10)));
|
|
} else {
|
|
this.quantity = round_pr(quant, 1);
|
|
this.quantityStr = this.quantity.toFixed(0);
|
|
}
|
|
}else{
|
|
this.quantity = quant;
|
|
this.quantityStr = '' + this.quantity;
|
|
}
|
|
}
|
|
this.trigger('change',this);
|
|
},
|
|
// return the quantity of product
|
|
get_quantity: function(){
|
|
return this.quantity;
|
|
},
|
|
get_quantity_str: function(){
|
|
return this.quantityStr;
|
|
},
|
|
get_quantity_str_with_unit: function(){
|
|
var unit = this.get_unit();
|
|
if(unit && !unit.is_unit){
|
|
return this.quantityStr + ' ' + unit.name;
|
|
}else{
|
|
return this.quantityStr;
|
|
}
|
|
},
|
|
// return the unit of measure of the product
|
|
get_unit: function(){
|
|
var unit_id = this.product.uom_id;
|
|
if(!unit_id){
|
|
return undefined;
|
|
}
|
|
unit_id = unit_id[0];
|
|
if(!this.pos){
|
|
return undefined;
|
|
}
|
|
return this.pos.units_by_id[unit_id];
|
|
},
|
|
// return the product of this orderline
|
|
get_product: function(){
|
|
return this.product;
|
|
},
|
|
// selects or deselects this orderline
|
|
set_selected: function(selected){
|
|
this.selected = selected;
|
|
this.trigger('change',this);
|
|
},
|
|
// returns true if this orderline is selected
|
|
is_selected: function(){
|
|
return this.selected;
|
|
},
|
|
// when we add an new orderline we want to merge it with the last line to see reduce the number of items
|
|
// in the orderline. This returns true if it makes sense to merge the two
|
|
can_be_merged_with: function(orderline){
|
|
if( this.get_product().id !== orderline.get_product().id){ //only orderline of the same product can be merged
|
|
return false;
|
|
}else if(!this.get_unit() || !this.get_unit().groupable){
|
|
return false;
|
|
}else if(this.get_product_type() !== orderline.get_product_type()){
|
|
return false;
|
|
}else if(this.get_discount() > 0){ // we don't merge discounted orderlines
|
|
return false;
|
|
}else if(this.price !== orderline.price){
|
|
return false;
|
|
}else{
|
|
return true;
|
|
}
|
|
},
|
|
merge: function(orderline){
|
|
this.set_quantity(this.get_quantity() + orderline.get_quantity());
|
|
},
|
|
export_as_JSON: function() {
|
|
return {
|
|
qty: this.get_quantity(),
|
|
price_unit: this.get_unit_price(),
|
|
discount: this.get_discount(),
|
|
product_id: this.get_product().id,
|
|
};
|
|
},
|
|
//used to create a json of the ticket, to be sent to the printer
|
|
export_for_printing: function(){
|
|
return {
|
|
quantity: this.get_quantity(),
|
|
unit_name: this.get_unit().name,
|
|
price: this.get_unit_price(),
|
|
discount: this.get_discount(),
|
|
product_name: this.get_product().display_name,
|
|
price_display : this.get_display_price(),
|
|
price_with_tax : this.get_price_with_tax(),
|
|
price_without_tax: this.get_price_without_tax(),
|
|
tax: this.get_tax(),
|
|
product_description: this.get_product().description,
|
|
product_description_sale: this.get_product().description_sale,
|
|
};
|
|
},
|
|
// changes the base price of the product for this orderline
|
|
set_unit_price: function(price){
|
|
this.price = round_di(parseFloat(price) || 0, this.pos.dp['Product Price']);
|
|
this.trigger('change',this);
|
|
},
|
|
get_unit_price: function(){
|
|
return this.price;
|
|
},
|
|
get_base_price: function(){
|
|
var rounding = this.pos.currency.rounding;
|
|
return round_pr(this.get_unit_price() * this.get_quantity() * (1 - this.get_discount()/100), rounding);
|
|
},
|
|
get_display_price: function(){
|
|
return this.get_base_price();
|
|
},
|
|
get_price_without_tax: function(){
|
|
return this.get_all_prices().priceWithoutTax;
|
|
},
|
|
get_price_with_tax: function(){
|
|
return this.get_all_prices().priceWithTax;
|
|
},
|
|
get_tax: function(){
|
|
return this.get_all_prices().tax;
|
|
},
|
|
get_applicable_taxes: function(){
|
|
// Shenaningans because we need
|
|
// to keep the taxes ordering.
|
|
var ptaxes_ids = this.get_product().taxes_id;
|
|
var ptaxes_set = {};
|
|
for (var i = 0; i < ptaxes_ids.length; i++) {
|
|
ptaxes_set[ptaxes_ids[i]] = true;
|
|
}
|
|
var taxes = [];
|
|
for (var i = 0; i < this.pos.taxes.length; i++) {
|
|
if (ptaxes_set[this.pos.taxes[i].id]) {
|
|
taxes.push(this.pos.taxes[i]);
|
|
}
|
|
}
|
|
return taxes;
|
|
},
|
|
get_tax_details: function(){
|
|
return this.get_all_prices().taxDetails;
|
|
},
|
|
compute_all: function(taxes, price_unit) {
|
|
var self = this;
|
|
var res = [];
|
|
var currency_rounding = this.pos.currency.rounding;
|
|
if (this.pos.company.tax_calculation_rounding_method == "round_globally"){
|
|
currency_rounding = currency_rounding * 0.00001;
|
|
}
|
|
var base = price_unit;
|
|
_(taxes).each(function(tax) {
|
|
if (tax.price_include) {
|
|
if (tax.type === "percent") {
|
|
tmp = round_pr(base - round_pr(base / (1 + tax.amount),currency_rounding),currency_rounding);
|
|
data = {amount:tmp, price_include:true, id: tax.id};
|
|
res.push(data);
|
|
} else if (tax.type === "fixed") {
|
|
tmp = tax.amount * self.get_quantity();
|
|
data = {amount:tmp, price_include:true, id: tax.id};
|
|
res.push(data);
|
|
} else {
|
|
throw "This type of tax is not supported by the point of sale: " + tax.type;
|
|
}
|
|
} else {
|
|
if (tax.type === "percent") {
|
|
tmp = round_pr(tax.amount * base, currency_rounding);
|
|
data = {amount:tmp, price_include:false, id: tax.id};
|
|
res.push(data);
|
|
} else if (tax.type === "fixed") {
|
|
tmp = tax.amount * self.get_quantity();
|
|
data = {amount:tmp, price_include:false, id: tax.id};
|
|
res.push(data);
|
|
} else {
|
|
throw "This type of tax is not supported by the point of sale: " + tax.type;
|
|
}
|
|
|
|
var base_amount = data.amount;
|
|
var child_amount = 0.0;
|
|
if (tax.child_depend) {
|
|
res.pop(); // do not use parent tax
|
|
child_tax = self.compute_all(tax.child_taxes, base_amount);
|
|
res.push(child_tax);
|
|
_(child_tax).each(function(child) {
|
|
child_amount += child.amount;
|
|
});
|
|
}
|
|
if (tax.include_base_amount) {
|
|
base += base_amount + child_amount;
|
|
}
|
|
}
|
|
});
|
|
return res;
|
|
},
|
|
get_all_prices: function(){
|
|
var base = round_pr(this.get_quantity() * this.get_unit_price() * (1.0 - (this.get_discount() / 100.0)), this.pos.currency.rounding);
|
|
var totalTax = base;
|
|
var totalNoTax = base;
|
|
var taxtotal = 0;
|
|
|
|
var product = this.get_product();
|
|
var taxes_ids = product.taxes_id;
|
|
var taxes = this.pos.taxes;
|
|
var taxdetail = {};
|
|
var product_taxes = [];
|
|
|
|
_(taxes_ids).each(function(el){
|
|
product_taxes.push(_.detect(taxes, function(t){
|
|
return t.id === el;
|
|
}));
|
|
});
|
|
|
|
var all_taxes = _(this.compute_all(product_taxes, base)).flatten();
|
|
|
|
_(all_taxes).each(function(tax) {
|
|
if (tax.price_include) {
|
|
totalNoTax -= tax.amount;
|
|
} else {
|
|
totalTax += tax.amount;
|
|
}
|
|
taxtotal += tax.amount;
|
|
taxdetail[tax.id] = tax.amount;
|
|
});
|
|
totalNoTax = round_pr(totalNoTax, this.pos.currency.rounding);
|
|
|
|
return {
|
|
"priceWithTax": totalTax,
|
|
"priceWithoutTax": totalNoTax,
|
|
"tax": taxtotal,
|
|
"taxDetails": taxdetail,
|
|
};
|
|
},
|
|
});
|
|
|
|
module.OrderlineCollection = Backbone.Collection.extend({
|
|
model: module.Orderline,
|
|
});
|
|
|
|
// Every Paymentline contains a cashregister and an amount of money.
|
|
module.Paymentline = Backbone.Model.extend({
|
|
initialize: function(attributes, options) {
|
|
this.amount = 0;
|
|
this.cashregister = options.cashregister;
|
|
this.name = this.cashregister.journal_id[1];
|
|
this.selected = false;
|
|
this.pos = options.pos;
|
|
},
|
|
//sets the amount of money on this payment line
|
|
set_amount: function(value){
|
|
this.amount = round_di(parseFloat(value) || 0, this.pos.currency.decimals);
|
|
this.trigger('change:amount',this);
|
|
},
|
|
// returns the amount of money on this paymentline
|
|
get_amount: function(){
|
|
return this.amount;
|
|
},
|
|
get_amount_str: function(){
|
|
return this.amount.toFixed(this.pos.currency.decimals);
|
|
},
|
|
set_selected: function(selected){
|
|
if(this.selected !== selected){
|
|
this.selected = selected;
|
|
this.trigger('change:selected',this);
|
|
}
|
|
},
|
|
// returns the payment type: 'cash' | 'bank'
|
|
get_type: function(){
|
|
return this.cashregister.journal.type
|
|
},
|
|
// returns the associated cashregister
|
|
//exports as JSON for server communication
|
|
export_as_JSON: function(){
|
|
return {
|
|
name: instance.web.datetime_to_str(new Date()),
|
|
statement_id: this.cashregister.id,
|
|
account_id: this.cashregister.account_id[0],
|
|
journal_id: this.cashregister.journal_id[0],
|
|
amount: this.get_amount()
|
|
};
|
|
},
|
|
//exports as JSON for receipt printing
|
|
export_for_printing: function(){
|
|
return {
|
|
amount: this.get_amount(),
|
|
journal: this.cashregister.journal_id[1],
|
|
};
|
|
},
|
|
});
|
|
|
|
module.PaymentlineCollection = Backbone.Collection.extend({
|
|
model: module.Paymentline,
|
|
});
|
|
|
|
|
|
// An order more or less represents the content of a client's shopping cart (the OrderLines)
|
|
// plus the associated payment information (the Paymentlines)
|
|
// there is always an active ('selected') order in the Pos, a new one is created
|
|
// automaticaly once an order is completed and sent to the server.
|
|
module.Order = Backbone.Model.extend({
|
|
initialize: function(attributes){
|
|
Backbone.Model.prototype.initialize.apply(this, arguments);
|
|
this.pos = attributes.pos;
|
|
this.sequence_number = this.pos.pos_session.sequence_number++;
|
|
this.uid = this.generateUniqueId();
|
|
this.set({
|
|
creationDate: new Date(),
|
|
orderLines: new module.OrderlineCollection(),
|
|
paymentLines: new module.PaymentlineCollection(),
|
|
name: _t("Order ") + this.uid,
|
|
client: null,
|
|
});
|
|
this.selected_orderline = undefined;
|
|
this.selected_paymentline = undefined;
|
|
this.screen_data = {}; // see ScreenSelector
|
|
this.receipt_type = 'receipt'; // 'receipt' || 'invoice'
|
|
this.temporary = attributes.temporary || false;
|
|
return this;
|
|
},
|
|
is_empty: function(){
|
|
return (this.get('orderLines').models.length === 0);
|
|
},
|
|
// Generates a public identification number for the order.
|
|
// The generated number must be unique and sequential. They are made 12 digit long
|
|
// to fit into EAN-13 barcodes, should it be needed
|
|
generateUniqueId: function() {
|
|
function zero_pad(num,size){
|
|
var s = ""+num;
|
|
while (s.length < size) {
|
|
s = "0" + s;
|
|
}
|
|
return s;
|
|
}
|
|
return zero_pad(this.pos.pos_session.id,5) +'-'+
|
|
zero_pad(this.pos.pos_session.login_number,3) +'-'+
|
|
zero_pad(this.sequence_number,4);
|
|
},
|
|
addOrderline: function(line){
|
|
if(line.order){
|
|
line.order.removeOrderline(line);
|
|
}
|
|
line.order = this;
|
|
this.get('orderLines').add(line);
|
|
this.selectLine(this.getLastOrderline());
|
|
},
|
|
addProduct: function(product, options){
|
|
if(this._printed){
|
|
this.destroy();
|
|
return this.pos.get('selectedOrder').addProduct(product, options);
|
|
}
|
|
options = options || {};
|
|
var attr = JSON.parse(JSON.stringify(product));
|
|
attr.pos = this.pos;
|
|
attr.order = this;
|
|
var line = new module.Orderline({}, {pos: this.pos, order: this, product: product});
|
|
|
|
if(options.quantity !== undefined){
|
|
line.set_quantity(options.quantity);
|
|
}
|
|
if(options.price !== undefined){
|
|
line.set_unit_price(options.price);
|
|
}
|
|
if(options.discount !== undefined){
|
|
line.set_discount(options.discount);
|
|
}
|
|
|
|
var last_orderline = this.getLastOrderline();
|
|
if( last_orderline && last_orderline.can_be_merged_with(line) && options.merge !== false){
|
|
last_orderline.merge(line);
|
|
}else{
|
|
this.get('orderLines').add(line);
|
|
}
|
|
this.selectLine(this.getLastOrderline());
|
|
},
|
|
removeOrderline: function( line ){
|
|
this.get('orderLines').remove(line);
|
|
this.selectLine(this.getLastOrderline());
|
|
},
|
|
getOrderline: function(id){
|
|
var orderlines = this.get('orderLines').models;
|
|
for(var i = 0; i < orderlines.length; i++){
|
|
if(orderlines[i].id === id){
|
|
return orderlines[i];
|
|
}
|
|
}
|
|
return null;
|
|
},
|
|
getLastOrderline: function(){
|
|
return this.get('orderLines').at(this.get('orderLines').length -1);
|
|
},
|
|
addPaymentline: function(cashregister) {
|
|
var paymentLines = this.get('paymentLines');
|
|
var newPaymentline = new module.Paymentline({},{cashregister:cashregister, pos:this.pos});
|
|
if(cashregister.journal.type !== 'cash'){
|
|
newPaymentline.set_amount( Math.max(this.getDueLeft(),0) );
|
|
}
|
|
paymentLines.add(newPaymentline);
|
|
this.selectPaymentline(newPaymentline);
|
|
|
|
},
|
|
removePaymentline: function(line){
|
|
if(this.selected_paymentline === line){
|
|
this.selectPaymentline(undefined);
|
|
}
|
|
this.get('paymentLines').remove(line);
|
|
},
|
|
getName: function() {
|
|
return this.get('name');
|
|
},
|
|
getSubtotal : function(){
|
|
return round_pr((this.get('orderLines')).reduce((function(sum, orderLine){
|
|
return sum + orderLine.get_display_price();
|
|
}), 0), this.pos.currency.rounding);
|
|
},
|
|
getTotalTaxIncluded: function() {
|
|
return this.getTotalTaxExcluded() + this.getTax();
|
|
},
|
|
getDiscountTotal: function() {
|
|
return round_pr((this.get('orderLines')).reduce((function(sum, orderLine) {
|
|
return sum + (orderLine.get_unit_price() * (orderLine.get_discount()/100) * orderLine.get_quantity());
|
|
}), 0), this.pos.currency.rounding);
|
|
},
|
|
getTotalTaxExcluded: function() {
|
|
return round_pr((this.get('orderLines')).reduce((function(sum, orderLine) {
|
|
return sum + orderLine.get_price_without_tax();
|
|
}), 0), this.pos.currency.rounding);
|
|
},
|
|
getTax: function() {
|
|
return round_pr((this.get('orderLines')).reduce((function(sum, orderLine) {
|
|
return sum + orderLine.get_tax();
|
|
}), 0), this.pos.currency.rounding);
|
|
},
|
|
getTaxDetails: function(){
|
|
var details = {};
|
|
var fulldetails = [];
|
|
|
|
this.get('orderLines').each(function(line){
|
|
var ldetails = line.get_tax_details();
|
|
for(var id in ldetails){
|
|
if(ldetails.hasOwnProperty(id)){
|
|
details[id] = (details[id] || 0) + ldetails[id];
|
|
}
|
|
}
|
|
});
|
|
|
|
for(var id in details){
|
|
if(details.hasOwnProperty(id)){
|
|
fulldetails.push({amount: details[id], tax: this.pos.taxes_by_id[id], name: this.pos.taxes_by_id[id].name});
|
|
}
|
|
}
|
|
|
|
return fulldetails;
|
|
},
|
|
getPaidTotal: function() {
|
|
return round_pr((this.get('paymentLines')).reduce((function(sum, paymentLine) {
|
|
return sum + paymentLine.get_amount();
|
|
}), 0), this.pos.currency.rounding);
|
|
},
|
|
getChange: function() {
|
|
return this.getPaidTotal() - this.getTotalTaxIncluded();
|
|
},
|
|
getDueLeft: function() {
|
|
return this.getTotalTaxIncluded() - this.getPaidTotal();
|
|
},
|
|
// sets the type of receipt 'receipt'(default) or 'invoice'
|
|
set_receipt_type: function(type){
|
|
this.receipt_type = type;
|
|
},
|
|
get_receipt_type: function(){
|
|
return this.receipt_type;
|
|
},
|
|
// the client related to the current order.
|
|
set_client: function(client){
|
|
this.set('client',client);
|
|
},
|
|
get_client: function(){
|
|
return this.get('client');
|
|
},
|
|
get_client_name: function(){
|
|
var client = this.get('client');
|
|
return client ? client.name : "";
|
|
},
|
|
// the order also stores the screen status, as the PoS supports
|
|
// different active screens per order. This method is used to
|
|
// store the screen status.
|
|
set_screen_data: function(key,value){
|
|
if(arguments.length === 2){
|
|
this.screen_data[key] = value;
|
|
}else if(arguments.length === 1){
|
|
for(key in arguments[0]){
|
|
this.screen_data[key] = arguments[0][key];
|
|
}
|
|
}
|
|
},
|
|
//see set_screen_data
|
|
get_screen_data: function(key){
|
|
return this.screen_data[key];
|
|
},
|
|
// exports a JSON for receipt printing
|
|
export_for_printing: function(){
|
|
var orderlines = [];
|
|
this.get('orderLines').each(function(orderline){
|
|
orderlines.push(orderline.export_for_printing());
|
|
});
|
|
|
|
var paymentlines = [];
|
|
this.get('paymentLines').each(function(paymentline){
|
|
paymentlines.push(paymentline.export_for_printing());
|
|
});
|
|
var client = this.get('client');
|
|
var cashier = this.pos.cashier || this.pos.user;
|
|
var company = this.pos.company;
|
|
var shop = this.pos.shop;
|
|
var date = new Date();
|
|
|
|
return {
|
|
orderlines: orderlines,
|
|
paymentlines: paymentlines,
|
|
subtotal: this.getSubtotal(),
|
|
total_with_tax: this.getTotalTaxIncluded(),
|
|
total_without_tax: this.getTotalTaxExcluded(),
|
|
total_tax: this.getTax(),
|
|
total_paid: this.getPaidTotal(),
|
|
total_discount: this.getDiscountTotal(),
|
|
tax_details: this.getTaxDetails(),
|
|
change: this.getChange(),
|
|
name : this.getName(),
|
|
client: client ? client.name : null ,
|
|
invoice_id: null, //TODO
|
|
cashier: cashier ? cashier.name : null,
|
|
header: this.pos.config.receipt_header || '',
|
|
footer: this.pos.config.receipt_footer || '',
|
|
precision: {
|
|
price: 2,
|
|
money: 2,
|
|
quantity: 3,
|
|
},
|
|
date: {
|
|
year: date.getFullYear(),
|
|
month: date.getMonth(),
|
|
date: date.getDate(), // day of the month
|
|
day: date.getDay(), // day of the week
|
|
hour: date.getHours(),
|
|
minute: date.getMinutes() ,
|
|
isostring: date.toISOString(),
|
|
localestring: date.toLocaleString(),
|
|
},
|
|
company:{
|
|
email: company.email,
|
|
website: company.website,
|
|
company_registry: company.company_registry,
|
|
contact_address: company.partner_id[1],
|
|
vat: company.vat,
|
|
name: company.name,
|
|
phone: company.phone,
|
|
logo: this.pos.company_logo_base64,
|
|
},
|
|
shop:{
|
|
name: shop.name,
|
|
},
|
|
currency: this.pos.currency,
|
|
};
|
|
},
|
|
export_as_JSON: function() {
|
|
var orderLines, paymentLines;
|
|
orderLines = [];
|
|
(this.get('orderLines')).each(_.bind( function(item) {
|
|
return orderLines.push([0, 0, item.export_as_JSON()]);
|
|
}, this));
|
|
paymentLines = [];
|
|
(this.get('paymentLines')).each(_.bind( function(item) {
|
|
return paymentLines.push([0, 0, item.export_as_JSON()]);
|
|
}, this));
|
|
return {
|
|
name: this.getName(),
|
|
amount_paid: this.getPaidTotal(),
|
|
amount_total: this.getTotalTaxIncluded(),
|
|
amount_tax: this.getTax(),
|
|
amount_return: this.getChange(),
|
|
lines: orderLines,
|
|
statement_ids: paymentLines,
|
|
pos_session_id: this.pos.pos_session.id,
|
|
partner_id: this.get_client() ? this.get_client().id : false,
|
|
user_id: this.pos.cashier ? this.pos.cashier.id : this.pos.user.id,
|
|
uid: this.uid,
|
|
sequence_number: this.sequence_number,
|
|
};
|
|
},
|
|
getSelectedLine: function(){
|
|
return this.selected_orderline;
|
|
},
|
|
selectLine: function(line){
|
|
if(line){
|
|
if(line !== this.selected_orderline){
|
|
if(this.selected_orderline){
|
|
this.selected_orderline.set_selected(false);
|
|
}
|
|
this.selected_orderline = line;
|
|
this.selected_orderline.set_selected(true);
|
|
}
|
|
}else{
|
|
this.selected_orderline = undefined;
|
|
}
|
|
},
|
|
deselectLine: function(){
|
|
if(this.selected_orderline){
|
|
this.selected_orderline.set_selected(false);
|
|
this.selected_orderline = undefined;
|
|
}
|
|
},
|
|
selectPaymentline: function(line){
|
|
if(line !== this.selected_paymentline){
|
|
if(this.selected_paymentline){
|
|
this.selected_paymentline.set_selected(false);
|
|
}
|
|
this.selected_paymentline = line;
|
|
if(this.selected_paymentline){
|
|
this.selected_paymentline.set_selected(true);
|
|
}
|
|
this.trigger('change:selected_paymentline',this.selected_paymentline);
|
|
}
|
|
},
|
|
});
|
|
|
|
module.OrderCollection = Backbone.Collection.extend({
|
|
model: module.Order,
|
|
});
|
|
|
|
/*
|
|
The numpad handles both the choice of the property currently being modified
|
|
(quantity, price or discount) and the edition of the corresponding numeric value.
|
|
*/
|
|
module.NumpadState = Backbone.Model.extend({
|
|
defaults: {
|
|
buffer: "0",
|
|
mode: "quantity"
|
|
},
|
|
appendNewChar: function(newChar) {
|
|
var oldBuffer;
|
|
oldBuffer = this.get('buffer');
|
|
if (oldBuffer === '0') {
|
|
this.set({
|
|
buffer: newChar
|
|
});
|
|
} else if (oldBuffer === '-0') {
|
|
this.set({
|
|
buffer: "-" + newChar
|
|
});
|
|
} else {
|
|
this.set({
|
|
buffer: (this.get('buffer')) + newChar
|
|
});
|
|
}
|
|
this.trigger('set_value',this.get('buffer'));
|
|
},
|
|
deleteLastChar: function() {
|
|
if(this.get('buffer') === ""){
|
|
if(this.get('mode') === 'quantity'){
|
|
this.trigger('set_value','remove');
|
|
}else{
|
|
this.trigger('set_value',this.get('buffer'));
|
|
}
|
|
}else{
|
|
var newBuffer = this.get('buffer').slice(0,-1) || "";
|
|
this.set({ buffer: newBuffer });
|
|
this.trigger('set_value',this.get('buffer'));
|
|
}
|
|
},
|
|
switchSign: function() {
|
|
var oldBuffer;
|
|
oldBuffer = this.get('buffer');
|
|
this.set({
|
|
buffer: oldBuffer[0] === '-' ? oldBuffer.substr(1) : "-" + oldBuffer
|
|
});
|
|
this.trigger('set_value',this.get('buffer'));
|
|
},
|
|
changeMode: function(newMode) {
|
|
this.set({
|
|
buffer: "0",
|
|
mode: newMode
|
|
});
|
|
},
|
|
reset: function() {
|
|
this.set({
|
|
buffer: "0",
|
|
mode: "quantity"
|
|
});
|
|
},
|
|
resetValue: function(){
|
|
this.set({buffer:'0'});
|
|
},
|
|
});
|
|
}
|