108 lines
2.9 KiB
JavaScript
108 lines
2.9 KiB
JavaScript
// subpages/goodscar/goodscar.js
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var app = getApp();
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Page({
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/**
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* 页面的初始数据
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*/
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data: {
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carList: [],
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isHidePageloading: false,
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imgUrl: app.shopImgUrl,
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totalPrice: 0.0
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},
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/**
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* 生命周期函数--监听页面加载
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*/
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onLoad(options) {
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var _self = this;
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try {
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var value = wx.getStorageSync('carlist');
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console.log(value)
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if (value) {
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_self.setData({
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carList: value,
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isHidePageloading: true
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})
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_self.countPrice()
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} else {
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_self.setData({
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isHidePageloading: true
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})
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}
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} catch (e) {
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}
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},
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delGoods(e) {
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var _self = this;
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wx.showModal({
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title: '提示',
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content: '确定要删除该商品吗?',
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complete: (res) => {
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if (res.confirm) {
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var index = e.currentTarget.dataset.index
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console.log(index)
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_self.data.carList.splice(index, 1)
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_self.setData({
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carList: _self.data.carList
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})
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wx.setStorageSync('carlist', _self.data.carList);
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_self.countPrice();
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}
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}
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})
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},
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delCount(e) {
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var _self = this;
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var index = e.currentTarget.dataset.index
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if (this.data.carList[index].carAmount == 1) {
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return;
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}
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this.data.carList[index].carAmount -= 1;
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this.setData({
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carList: this.data.carList
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})
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wx.setStorageSync('carlist', _self.data.carList);
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_self.countPrice();
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},
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addCount(e) {
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var _self = this;
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var index = e.currentTarget.dataset.index
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this.data.carList[index].carAmount += 1;
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this.setData({
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carList: this.data.carList
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})
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wx.setStorageSync('carlist', _self.data.carList);
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_self.countPrice();
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},
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selSelect(e) {
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var _self = this;
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var index = e.currentTarget.dataset.index;
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_self.data.carList[index].isCheck = !_self.data.carList[index].isCheck;
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_self.setData({
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carList: _self.data.carList
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})
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wx.setStorageSync('carlist', _self.data.carList);
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_self.countPrice();
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},
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countPrice() {
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var _self = this;
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var tempCount = 0;
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for (let i = 0; i < _self.data.carList.length; i++) {
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const item = _self.data.carList[i];
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if (item.isCheck) {
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tempCount = item.goodsPrice * item.carAmount + tempCount;
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}
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}
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_self.setData({
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totalPrice: tempCount
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})
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},
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toConfirmOrder() {
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wx.navigateTo({
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url: '/subpages/orderconfirm/orderconfirm',
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})
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}
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}) |