channel_business/pages/index/components/listDetails/Details.js

// pages/index/components/listDetails/Details.js
const app = getApp()
const $request = require('../../../../utils/request.js');
const $util = require('../../../../utils/util.js');
Page({

    /**
     * 页面的初始数据
     */
    data: {
        // 页面Loading
        pageLoading: false,
        customerId: null,
        // 路由接受的参数
        currentData: {},
        // 感兴趣的需求----
        // item行加载
        itemLoading: false,
        // 数据是否加载完成
        isFinished: false,
        listData: [],
        page: 1,
        size: 10,
        total: 0,
        // 是否加载数据，true加载，false不加载
        onRefresh: true,
        currentIndex: 0,
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad(option) {
        const eventChannel = this.getOpenerEventChannel()
        // 监听acceptDataFromOpenerPage事件，获取上一页面通过eventChannel传送到当前页面的数据
        eventChannel.on('acceptDataFromOpenerPage', data => {
            this.setData({
                currentData: data.listDetail,
                type: data.listDetail.type.join(),
                pageLoading: true,
            })
            if (app.globalData.customerId) {
                this.setData({
                    customerId: app.globalData.customerId
                })
                this.getIsCollect();
            }else{
                this.getListData();
            }
        })
    },
    // 热门详情点击
    goDetails(e) {
        this.setData({
            currentData: e.detail,
            type: e.detail.type.join(),
            pageLoading: true,
            listData: [],
            page: 1,
            onRefresh: true,
            isCollect: false,
        })
        wx.pageScrollTo({
            scrollTop: 0,
        });
        this.getIsCollect();
    },
    // 判断是否收藏
    getIsCollect() {
        let { currentData, customerId } = this.data;
        $request.get('/businessCommunicationCollect/booleanIsCollect.action',
            { customerId, businessCommunicationDemandId: currentData.businessCommunicationDemandId }
        ).then(res => {
            if (res.status == 0) {
                this.setData({
                    isCollect: res.data == 0 ? false : true
                })
            }
            this.getListData();
        }).catch(err => {
            console.log(error, 'error appletLogin')
        })
    },
    // 切换收藏
    changeCollect() {
        let { currentData, customerId, isCollect } = this.data;
        if(!customerId){
            app.goLogin();
            return
        }
        let url = "";
        let msg = "";
        // 如果已收藏就取消收藏 else 反之
        if (isCollect) {
            url = "/businessCommunicationCollect/deleteCollect.action",
                msg = "取消收藏成功"
        } else {
            url = "/businessCommunicationCollect/saveCollect.action",
                msg = "收藏成功"
        }
        wx.showLoading({
            title: '操作中...',
            mask: true
        })
        $request.post(url,
            { customerId, businessCommunicationDemandId: currentData.businessCommunicationDemandId }
        ).then(res => {
            wx.hideLoading()
            if (res.status == 0) {
                this.setData({
                    isCollect: !isCollect
                })
                wx.showToast({
                    title: msg,
                    icon: 'success',
                    duration: 2000
                })
            }

        }).catch(err => {
            console.log(error, 'error appletLogin')
        })
    },
    // 获取list数据
    getListData() {
        let { page, size, type, currentData } = this.data;
        $request.get('/businessCommunicationDemand/getDemandByKeywordOrType.action',
            { page, size, type, isInterest: 1, demandId: currentData.businessCommunicationDemandId }
        ).then(res => {
            this.setData({
                pageLoading: false,
            })
            let tempListData = this.data.listData;
            if (res.status == 0) {
                let datas = res.data;
                // 先push数据
                tempListData.push(...datas.demandList);
                tempListData.forEach(el => {
                    el.createdOn = $util.formatTime(new Date(el.createdOn), true);
                    if (typeof el.type == 'string') {
                        el.type = el.type.split(',');
                    }
                })
                // 设置总数
                this.setData({
                    listData: tempListData,
                    total: res.data.total,
                })
                // 如果数据大于了返回的总数
                if (tempListData.length >= this.data.total) {
                    // 停止累加数据
                    this.setData({
                        onRefresh: false,
                        itemLoading: false,
                        isFinished: true,
                    })
                } else {
                    this.setData({
                        onRefresh: true,
                        itemLoading: false,
                        isFinished: false,
                        page: page + 1
                    })
                }
            }
        }).catch(error => {
            console.log(error, 'error appletLogin')
        })
    },
    /*
     * 页面上拉触底事件的处理函数
     */
    onReachBottom() {
        if (this.data.onRefresh) {
            this.setData({
                itemLoading: true
            })
            this.getListData();
        }
    },

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

    }
})