|
|
|
const product = require('../../utils/product.js')
|
|
|
|
|
|
|
|
Page({
|
|
|
|
data: {
|
|
|
|
title: '',
|
|
|
|
items: []
|
|
|
|
},
|
|
|
|
|
|
|
|
onLoad: function(params) {
|
|
|
|
var that = this
|
|
|
|
this.setData({
|
|
|
|
title: '巴爷供销社 - ' + params.type
|
|
|
|
})
|
|
|
|
product.getCategories(params.type, function(result) {
|
|
|
|
var data = getApp().store.sync(result.data)
|
|
|
|
that.setData({items: data})
|
|
|
|
wx.setStorage({
|
|
|
|
key: `cate_${params.type}`,
|
|
|
|
data: data
|
|
|
|
})
|
|
|
|
}, function(fail) {
|
|
|
|
var key = `cate_${params.type}`
|
|
|
|
var data = wx.getStorage(key)
|
|
|
|
wx.setData({items: data})
|
|
|
|
})
|
|
|
|
},
|
|
|
|
|
|
|
|
onReady() {
|
|
|
|
wx.setNavigationBarTitle({ title: this.data.title })
|
|
|
|
},
|
|
|
|
|
|
|
|
bindTapProduct: function(e) {
|
|
|
|
var that = this
|
|
|
|
var cartItems = wx.getStorageSync('cartItems') || []
|
|
|
|
var thisItem = this.data.items.filter(function(ele){
|
|
|
|
return ele.id === e.currentTarget.dataset.id
|
|
|
|
})[0]
|
|
|
|
|
|
|
|
if (thisItem) {
|
|
|
|
var exist = cartItems.filter(function(ele){
|
|
|
|
return ele.id === thisItem.id
|
|
|
|
})[0]
|
|
|
|
}
|
|
|
|
|
|
|
|
if (exist) {
|
|
|
|
exist.quantity = parseInt(exist.quantity) + 1
|
|
|
|
} else {
|
|
|
|
cartItems.push({
|
|
|
|
id: thisItem.id,
|
|
|
|
quantity: '1',
|
|
|
|
product: thisItem
|
|
|
|
})
|
|
|
|
}
|
|
|
|
wx.setStorage({
|
|
|
|
key: 'cartItems',
|
|
|
|
data: cartItems
|
|
|
|
})
|
|
|
|
|
|
|
|
wx.navigateTo({
|
|
|
|
url: '../cart/cart'
|
|
|
|
})
|
|
|
|
|
|
|
|
}
|
|
|
|
})
|