ShareBuy view before and after Rivets
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var toCurrency = require('../templates/helpers/formatcurrency');
var ShareBuyView = Marionette.ItemView.extend({
var ShareBuyView = Marionette.ItemView.extend({
template: require('../templates/newbuy.hbs'),
template: false,
bindings: {
html: require('../templates/sharebuy.html'),
'[name=symbol]': {
observe: 'symbol',
events: ['blur']
},
'[name=price]': {
observe: 'price',
onGet: 'numToStr',
onSet: 'strToNum'
},
'[name=quantity]': {
observe: 'quantity',
onGet: 'numToStr',
onSet: 'strToNum'
},
'[name=date]': 'date'
},
initialize: function (options) {
initialize: function (options) {
this.state = new Backbone.Model();
this.state = {isNew: !this.pristineModel, hasSymbol: !!this.symbol};
this.state.set('isNew', !this.pristineModel);
if (this.state.isNew && this.symbol) {
this.state.set('hasSymbol', !!this.symbol);
if (this.state.get('isNew') && this.symbol) {
this.model.set('symbol', this.symbol.get('name'));
this.model.set('symbol', this.symbol.get('name'));
}
}
},
},
onBeforeRender: function() {
if (this.view) {
this.view.unbind();
this.view = null;
}
this.attachElContent(this.html);
this.view = rivets.bind(this.el, this);
},
onRender: function () {
onRender: function () {
this.updateMeanPrice();
this.updateMeanPrice();
this.stickit();
this.stickit(this.state, {
'#remove-buy': {
observe: 'isNew',
onGet: function (value) {
return !value
},
visible: true
},
'[name=symbol]':{
attributes: [
{
name: 'disabled',
observe: 'hasSymbol',
onGet: function (value) {
return value
}
}]
}
})
},
},
onDestroy: function() {
if (this.view) {
this.view.unbind();
this.view = null;
}
updateMeanPrice: function() {
updateMeanPrice: function() {
this.$el.find('.mean-price').text(this.symbol ? toCurrency(this.symbol.simulateMeanPrice(this.model)) : '--');
this.state.meanPrice = this.symbol ? this.symbol.simulateMeanPrice(this.model) : undefined;
this.$el.find('.current-mean-price').text(this.symbol ? toCurrency(this.symbol.meanPrice) : '--');
this.state.currentMeanPrice = this.symbol ? this.symbol.meanPrice : undefined;
},
}
strToNum: function (val) {
if (val != null) {
return +val;
}
},
numToStr: function (val) {
if (val != null) {
return val.toString();
}
}
});
});