twong329/view/xcx/pages/user_goods_collection/index.js

// pages/collectionGoods/index.js
import {
    getCollectUserList,
    getProductHot,
    collectDel
} from '../../api/store.js';

const app = getApp();

Page({
    /**
     * 页面的初始数据
     */
    data: {
        parameter: {
            'navbar': '1',
            'return': '1',
            'title': '收藏',
            'color': false
        },
        host_product: [],
        loadTitle: '加载更多',
        loading: false,
        loadend: false,
        collectProductList: [],
        limit: 8,
        page: 1,
    },

    /**
     * 授权回调
     */
    onLoadFun: function () {
        this.get_user_collect_product();
        this.get_host_product();
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {

    },

    /**
     * 获取收藏产品
     */
    get_user_collect_product: function () {
        var that = this;
        if (this.data.loading) return;
        if (this.data.loadend) return;
        that.setData({
            loading: true,
            loadTitle: ''
        });
        getCollectUserList({
            page: that.data.page,
            limit: that.data.limit
        }).then(res => {
            var collectProductList = res.data;
            var loadend = collectProductList.length < that.data.limit;
            console.log(collectProductList.length);
            that.data.collectProductList = app.SplitArray(collectProductList, that.data.collectProductList);
            that.setData({
                collectProductList: that.data.collectProductList,
                loadend: loadend,
                loadTitle: loadend ? '我也是有底线的' : '加载更多',
                page: that.data.page + 1,
                loading: false
            });
        }).catch(err => {
            that.setData({
                loading: false,
                loadTitle: "加载更多"
            })
        });
    },

    /**
     * 取消收藏
     */
    delCollection: function (e) {
        var id = e.target.dataset.id,
            that = this,
            index = e.target.dataset.index;
        collectDel(id).then(res => {
            return app.Tips({
                title: '取消收藏成功',
                icon: 'success'
            }, function () {
                that.data.collectProductList.splice(index, 1);
                that.setData({
                    collectProductList: that.data.collectProductList
                });
            });
        });
    },

    /**
     * 获取我的推荐
     */
    get_host_product: function () {
        var that = this;
        getProductHot().then(res => {
            that.setData({
                host_product: res.data
            });
        });
    },
    
    /**
     * 页面上拉触底事件的处理函数
     */
    onReachBottom: function () {
        this.get_user_collect_product();
    }
})