132 lines
2.6 KiB
JavaScript
132 lines
2.6 KiB
JavaScript
import { fetchHome } from '../../services/home/home';
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import { fetchGoodsList } from '../../services/good/fetchGoods';
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import Toast from 'tdesign-miniprogram/toast/index';
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Page({
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data: {
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imgSrcs: [],
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tabList: [],
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goodsList: [],
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goodsListLoadStatus: 0,
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pageLoading: false,
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current: 1,
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autoplay: true,
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duration: '500',
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interval: 5000,
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navigation: { type: 'dots' },
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swiperImageProps: { mode: 'scaleToFill' },
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},
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goodListPagination: {
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index: 0,
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num: 20,
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},
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privateData: {
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tabIndex: 0,
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},
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onShow() {
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this.getTabBar().init();
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},
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onLoad() {
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this.init();
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},
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onReachBottom() {
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if (this.data.goodsListLoadStatus === 0) {
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this.loadGoodsList();
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}
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},
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onPullDownRefresh() {
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this.init();
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},
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init() {
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this.loadHomePage();
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},
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loadHomePage() {
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wx.stopPullDownRefresh();
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this.setData({
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pageLoading: true,
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});
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fetchHome().then(({ swiper, tabList }) => {
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this.setData({
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tabList,
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imgSrcs: swiper,
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pageLoading: false,
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});
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this.loadGoodsList(true);
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});
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},
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tabChangeHandle(e) {
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this.privateData.tabIndex = e.detail;
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this.loadGoodsList(true);
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},
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onReTry() {
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this.loadGoodsList();
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},
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async loadGoodsList(fresh = false) {
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if (fresh) {
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wx.pageScrollTo({
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scrollTop: 0,
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});
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}
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this.setData({ goodsListLoadStatus: 1 });
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const pageSize = this.goodListPagination.num;
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let pageIndex = this.privateData.tabIndex * pageSize + this.goodListPagination.index + 1;
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if (fresh) {
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pageIndex = 0;
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}
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try {
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const nextList = await fetchGoodsList(pageIndex, pageSize);
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this.setData({
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goodsList: fresh ? nextList : this.data.goodsList.concat(nextList),
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goodsListLoadStatus: 0,
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});
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this.goodListPagination.index = pageIndex;
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this.goodListPagination.num = pageSize;
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} catch (err) {
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this.setData({ goodsListLoadStatus: 3 });
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}
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},
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goodListClickHandle(e) {
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const { index } = e.detail;
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const { spuId } = this.data.goodsList[index];
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wx.navigateTo({
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url: `/pages/goods/details/index?spuId=${spuId}`,
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});
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},
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goodListAddCartHandle() {
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Toast({
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context: this,
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selector: '#t-toast',
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message: '点击加入购物车',
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});
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},
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navToSearchPage() {
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wx.navigateTo({ url: '/pages/goods/search/index' });
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},
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navToActivityDetail({ detail }) {
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const { index: promotionID = 0 } = detail || {};
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wx.navigateTo({
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url: `/pages/promotion-detail/index?promotion_id=${promotionID}`,
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});
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},
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});
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