court-badminton-1/pages/home/index.js

const app = getApp()
Page({
    data: {
        frameStyle: { useTop: true, name: '首页', leftArrow: false, useBar: true },
        lingdang: '/image/lingdang.png',
        user: {},
        list: [],
        page: 0,
        skip: 0,
        limit: 5,
        total: 0,
    },
    // 跳转菜单
    tabPath(e) {
        let { route } = e.detail.detail;
        if (route) wx.redirectTo({ url: `/${route}` })
    },
    toView: function (e) {
        const { item } = e.currentTarget.dataset;
        wx.navigateTo({ url: `/pages/match/info?id=${item._id}` })
    },
    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) { },
    /**
     * 生命周期函数--监听页面初次渲染完成
     */
    onReady: function () { },
    /**
     * 生命周期函数--监听页面显示
     */
    onShow: function () {
        const that = this;
        // 监听用户是否登录
        that.watchLogin();
    },
    // 监听用户是否登录
    watchLogin: async function () {
        const that = this;
        wx.getStorage({
            key: 'user',
            success: async res => {
                let info = { skip: that.data.skip, limit: that.data.limit };
                const arr = await app.$get(`/newCourt/api/match`, { ...info });
                if (arr.errcode == '0') {
                    let arr1 = that.data.list;
                    let arr2 = arr.data;
                    arr1 = arr1.concat(arr2);
                    that.setData({ list: arr1 })
                }
                const aee = await app.$get(`/newCourt/api/match`);
                if (aee.errcode == '0') {
                    that.setData({ total: aee.data.length })
                }
                else { wx.showToast({ title: `${arr.errmsg}`, icon: 'error', duration: 2000 }) }
            },
            fail: async res => {
                wx.redirectTo({ url: '/pages/index/index' })
            }
        })
    },
    /**
     * 页面上拉触底事件的处理函数
     */
    onReachBottom: function () {
        const that = this;
        if (that.data.total > that.data.list.length) {
            wx.showLoading({ title: '加载中', mask: true })
            let page = that.data.page + 1; //获取当前页数并+1
            that.setData({ page: page })//更新当前页数
            let limit = that.data.limit;
            let skip = page * limit;
            that.setData({ skip: skip })
            that.watchLogin();
            wx.hideLoading()
        } else { wx.showToast({ title: '没有更多数据了', icon: 'none', duration: 2000 }) }
    },
    /**
     * 生命周期函数--监听页面隐藏
     */
    onHide: function () {

    },

    /**
     * 生命周期函数--监听页面卸载
     */
    onUnload: function () {

    },

    /**
     * 页面相关事件处理函数--监听用户下拉动作
     */
    onPullDownRefresh: function () {

    },

    /**
     * 用户点击右上角分享
     */
    onShareAppMessage: function () {

    }
})