const app = getApp();
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// import { getPublicImage } from '@/assets/js/middleGround/tool.js'
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import { getPublicImage } from '../../assets/js/middleGround/tool';
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import Toast from 'tdesign-miniprogram/toast/index';
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import { loginInfo } from '../../assets/js/login';
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Page({
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data: {
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onDisabled: false,
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imgUrl: [],
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shoppingCartData: [],
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checkAll: false,
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checkedList: [],
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selectedCount: 0,
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totalPrice: 0.00,
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type: '',
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start: 1,
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totalSize: '',
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isMore: null,
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},
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onLoad(options) {
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wx.setNavigationBarTitle({
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title: '购物车'
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});
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this.shoppingCartGet();
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console.log(this.data.shoppingCartData.length, 'this.data.shoppingCartData.length');
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},
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onShow() {
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if (typeof this.getTabBar === 'function' && this.getTabBar()) {
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this.getTabBar().setData({
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active: 3
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})
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}
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this.shoppingCartGet();
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this.setData({ totalPrice: 0.00, selectedCount: 0, checkAll: false, })
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},
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onDelete(e) {
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const item = e.currentTarget.dataset.item;
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app.MG.store.delShoppingCart({
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ids: [item.id]
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}).then(res => {
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this.shoppingCartGet();
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wx.showToast({ title: '删除图书成功', icon: 'none' });
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});
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},
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shoppingCartGet() {
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let query = {
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start: 0,
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size: this.data.start * 4,
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filterList: [],
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searchList: []
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};
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app.MG.store.getShoppingCartProductList(query).then(res => {
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this.setData({
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totalSize: res.totalSize
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})
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res.datas.forEach(item => {
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// console.log(item, 'item456');
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item.imgUrl = getPublicImage(item.productMonWithLinkDto.product.icon, '', '160');
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this.setData({
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type: item.saleMethod.type == 'createProductItemSaleMethod' ? 'item' : 'product'
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})
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});
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this.setData({
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shoppingCartData: res.datas
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});
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if (this.data.shoppingCartData.length === 0) {
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console.log(11111);
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this.setData({
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onDisabled: true
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})
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} else {
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console.log(2222);
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this.setData({
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onDisabled: false
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})
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}
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});
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wx.stopPullDownRefresh()
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},
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bottomChange(e) {
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const checked = e.detail.value.length > 0;
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const items = this.data.shoppingCartData.map(item => {
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item.checked = checked;
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return item;
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});
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this.setData({
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shoppingCartData: items,
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checkAll: checked
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});
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this.calculateSelectedCount();
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this.calculateTotalPrice();
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},
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HandelItemChange(e) {
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const { item } = e.target.dataset;
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const items = this.data.shoppingCartData
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items.map(eitem => {
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if (eitem.id == item.id) {
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eitem.checked = e.detail.checked
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}
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})
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const data = items.filter(item => item.checked)
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const checkAll = data.length == this.data.shoppingCartData.length
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this.setData({
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shoppingCartData: items,
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checkAll
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});
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this.calculateSelectedCount();
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this.calculateTotalPrice();
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},
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calculateSelectedCount() {
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const selectedItems = this.data.shoppingCartData.filter(item => item.checked);
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const selectedCount = selectedItems.length;
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this.setData({
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selectedCount
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});
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},
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calculateTotalPrice() {
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const selectedItems = this.data.shoppingCartData.filter(item => item.checked);
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const totalPrice = selectedItems.reduce((total, item) => total + parseFloat(item.saleMethod.price), 0);
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this.setData({
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totalPrice: totalPrice.toFixed(2)
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});
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},
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goPaymentPage() {
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// 首页测试登录功能，后续注释
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// 检查登录状态
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const token = wx.getStorageSync(app.config.tokenKey)
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if (!token) {
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loginInfo(app, (data) => {
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// 如果不是第一次登录，会执行回调
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if (data) {
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const selectedItems = this.data.shoppingCartData.filter(item => item.checked);
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// console.log(selectedItems, 789);
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const selectedIds = selectedItems.map(item => item.id);
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console.log('选中的商品 id:', selectedIds);
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if (selectedIds.length) {
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let data = {
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linkIds: selectedIds
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}
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app.MG.store.shoppingCartCreateOrder(data).then(res => {
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// console.log(res, 456);
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const url = '/pages/cart/paymentPage/index?orderNumber=' + res.orderNumber
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wx.navigateTo({
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url
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});
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})
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} else {
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Toast({
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context: this,
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selector: '#t-toast',
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message: '请选择商品',
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theme: 'warning',
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direction: 'column',
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});
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}
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} else {
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// 出现错误，返回false
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}
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})
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} else {
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// 如果是第一次登录，会跳转至绑定用户信息页面，填写完用户信息后进行登录并储存token和用户信息，结束后跳转回当前页面（携带页面参数）
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}
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},
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onLogin() {
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wx.navigateTo({
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url: '/pages/testLogin/index'
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});
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},
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//触底函数
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onReachBottom() {
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if (this.data.shoppingCartData.length < this.data.totalSize) {
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this.setData({
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isMore: true,
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start: this.data.start + 1
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})
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this.shoppingCartGet()
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} else {
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this.setData({
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isMore: true,
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})
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setTimeout(() => {
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this.setData({
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isMore: false
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})
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console.log('300');
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}, 300)
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}
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},
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// 下拉函数
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onPullDownRefresh() {
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this.setData({
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start: 1
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})
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console.log(978);
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this.shoppingCartGet()
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},
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});
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