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59 lines
1.1 KiB
59 lines
1.1 KiB
const product = require('../../utils/product.js') |
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Page({ |
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data: { |
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toastAddProduct: true, |
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title: '', |
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id: 0, |
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quantity: 1, |
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product: {} |
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}, |
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onLoad (params) { |
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var id = params.id |
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var product = wx.getStorageSync('products').find(function(i){ |
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return i.id === id |
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}) |
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this.setData({ |
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id:id, |
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product:product |
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}) |
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}, |
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onReady () { |
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wx.setNavigationBarTitle({ title: this.data.title }) |
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}, |
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bindAddToCart (e) { |
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var that = this |
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var cartItems = wx.getStorageSync('cartItems') || [] |
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var exist = cartItems.find(function(ele){ |
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return ele.id === that.data.id |
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}) |
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if (exist) { |
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exist.quantity = parseInt(exist.quantity) + 1 |
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} else { |
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cartItems.push({ |
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id: this.data.id, |
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quantity: this.data.quantity, |
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product: this.data.product |
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}) |
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} |
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this.setData({ toastAddProduct:false }); |
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wx.setStorage({ |
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key: 'cartItems', |
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data: cartItems |
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}) |
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}, |
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bindQuantityInput (e) { |
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this.setData({'quantity': e.detail.value}) |
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}, |
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toastChange: function(){ |
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this.setData({ toastAddProduct:true }); |
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} |
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})
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