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

// pages/searchGood/index.js
import {
    getSearchKeyword,
    getProductslist,
    getProductHot
} from '../../api/store.js';

const app = getApp();

Page({
    /**
     * 页面的初始数据
     */
    data: {
        parameter: {
            'navbar': '1',
            'return': '1',
            'title': '搜索商品',
            'color': false
        },
        host_product: [],
        searchValue: '',
        focus: true,
        bastList: [],
        hotSearchList: [],
        limit: 8,
        page: 1,
        loading: false,
        loadend: false,
    },

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

    },

    getRoutineHotSearch: function () {
        var that = this;
        getSearchKeyword().then(res => {
            that.setData({
                hotSearchList: res.data
            });
        });
    },

    getProductList: function () {
        var that = this;
        if (this.data.loading) return;
        if (this.data.loadend) return;
        this.setData({
            loading: true,
            loadTitle: '正在搜索'
        });
        getProductslist({
            keyword: that.data.searchValue,
            page: this.data.page,
            limit: this.data.limit
        }).then(res => {
            wx.hideLoading();
            var list = res.data,
                loadend = list.length < that.data.limit;
            that.data.bastList = app.SplitArray(list, that.data.bastList);
            that.setData({
                bastList: that.data.bastList,
                loading: false,
                loadend: loadend,
                page: that.data.page + 1,
                loadTitle: loadend ? '已全部加载' : '加载更多',
            });
        }).catch(err => {
            wx.hideLoading();
            that.setData({
                loading: false,
                loadTitle: "加载更多"
            });
        });
    },

    getHostProduct: function () {
        var that = this;
        getProductHot().then(res => {
            that.setData({
                host_product: res.data
            });
        });
    },

    /**
     * 生命周期函数--监听页面初次渲染完成
     */
    onReady: function () {

    },

    setHotSearchValue: function (event) {
        this.setData({
            searchValue: event.currentTarget.dataset.item
        });
        this.getProductList();
    },

    setValue: function (event) {
        this.setData({
            searchValue: event.detail.value
        });
    },

    searchBut: function () {
        var that = this;
        this.setData({
            focus: false
        });
        if (that.data.searchValue.length > 0) {
            that.setData({
                page: 1,
                loadend: false,
                bastList: []
            });
            wx.showLoading({
                title: '正在搜索中'
            });
            that.getProductList();
        } else {
            return app.Tips({
                title: '请输入要搜索的商品',
                icon: 'none',
                duration: 1000,
                mask: true,
            });
        }
    },
    
    /**
     * 生命周期函数--监听页面显示
     */
    onShow: function () {
        this.getRoutineHotSearch();
        this.getHostProduct();
    },

    /**
     * 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 () {

    },

    /**
     * 页面上拉触底事件的处理函数
     */
    onReachBottom: function () {
        this.getProductList();
    },

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

    }
})