twong329/view/xcx/pages/activity/goods_bargain_details/index.js

import {
    getBargainDetail,
    postBargainStartUser,
    postBargainStart,
    postBargainHelpPrice,
    postBargainHelpCount,
    postBargainHelp,
    postBargainHelpList,
    postBargainShare
} from '../../../api/activity.js';
import {
    postCartAdd
} from '../../../api/store.js';
import wxh from '../../../utils/wxh.js';
import WxParse from '../../../wxParse/wxParse.js';
import util from '../../../utils/util.js';

const app = getApp();

Page({
    /**
     * 页面的初始数据
     */
    data: {
        countDownDay: '00',
        countDownHour: '00',
        countDownMinute: '00',
        countDownSecond: '00',
        active: false,
        id: 0, //砍价产品编号
        userInfo: {}, //当前用户信息
        bargainUid: 0, //开启砍价用户
        bargainUserInfo: {}, //开启砍价用户信息
        bargainUserId: 0, //开启砍价编号
        bargainInfo: [], //砍价产品
        offset: 0,
        limit: 20,
        limitStatus: false,
        bargainUserHelpList: [],
        bargainUserHelpInfo: [],
        bargainUserBargainPrice: 0,
        status: '', // 0 开启砍价   1  朋友帮忙砍价  2 朋友帮忙砍价成功 3 完成砍价  4 砍价失败 5已创建订单
        bargainCount: [], //分享人数  浏览人数 参与人数
        retunTop: true,
        bargainPartake: 0,
        isHelp: false,
        interval: null,
        userBargainStatus: 0, //判断自己是否砍价
        productStock: 0, //判断是否售罄；
        quota: 0, //判断是否已限量；
        userBargainStatusHelp: true,
        navH: '',
        statusPay: '',
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {
        this.setData({
            navH: app.globalData.navHeight
        });
        var that = this;
        var pages = getCurrentPages();
        if (pages.length <= 1) that.setData({
            retunTop: false
        });
        //扫码携带参数处理
        if (options.scene) {
            var value = util.getUrlParams(decodeURIComponent(options.scene));
            if (typeof value === 'object') {
                if (value.id) options.id = value.id;
                if (value.bargain) options.bargain = value.bargain;
                //记录推广人uid
                if (value.pid) app.globalData.spid = value.pid;
            } else {
                app.globalData.spid = value;
            }
        }
        if (options.hasOwnProperty('id')) {
            this.setData({
                id: options.id,
                bargainUid: options.bargain || 0
            });
        }
    },

    /**
     * 跳转到商品页面
     */
    goProduct: function () {
        return app.Tips('/pages/goods_details/index?id=' + this.data.bargainInfo.product_id);
    },

    goBack: function () {
        wx.navigateBack({
            delta: 1
        })
    },

    gobargainUserInfo: function () { //获取开启砍价用户信息
        var that = this;
        var data = {
            bargainId: that.data.id,
            bargainUserUid: that.data.bargainUid
        };
        postBargainStartUser(data).then(res => {
            that.setData({
                bargainUserInfo: res.data
            });
        });
    },

    goPay: function () { //立即支付
        var that = this;
        var data = {
            productId: that.data.bargainInfo.product_id,
            bargainId: that.data.id,
            cartNum: that.data.bargainInfo.num,
            uniqueId: '',
            combinationId: 0,
            secKillId: 0,
            'new': 1
        };
        postCartAdd(data).then(res => {
            wx.navigateTo({
                url: '/pages/order_confirm/index?cartId=' + res.data.cartId
            });
        }).catch(err => {
            return app.Tips({
                title: err
            })
        });
    },

    getBargainDetails: function () { //获取砍价产品详情
        var that = this;
        var id = that.data.id;
        getBargainDetail(id).then(function (res) {
            that.setData({
                bargainInfo: res.data.bargain,
                bargainPrice: res.data.bargain.price,
                userInfo: res.data.userInfo,
                bargainSumCount: res.data.bargainSumCount,
                userBargainStatus: res.data.userBargainStatus,
                productStock: res.data.bargain.attr.product_stock,
                quota: res.data.bargain.attr.quota
            });
            app.globalData.openPages = '/pages/activity/goods_bargain_details/index?id=' + that.data.id + '&bargain=' + that.data.bargainUid + '&scene=' + that.data.userInfo.uid;
            WxParse.wxParse('description', 'html', that.data.bargainInfo.description || '', that, 0);
            WxParse.wxParse('rule', 'html', that.data.bargainInfo.rule || '', that, 0);
            wxh.time2(that.data.bargainInfo.stop_time, that);
            that.getBargainHelpCount();
            that.setData({
                bargainUserHelpList: []
            });
            that.getBargainUser();
            that.gobargainUserInfo();
        }).catch(function (err) {
            return app.Tips({
                title: err
            }, {
                tab: 3,
                url: 1
            });
        })
    },

    // 自己砍价；
    userBargain: function () {
        let that = this;
        if (that.data.userInfo.uid == that.data.bargainUid) {
            that.setBargain();
        }
    },

    getBargainHelpCount: function () { //获取砍价帮总人数、剩余金额、进度条、已经砍掉的价格
        var that = this;
        var data = {
            bargainId: that.data.id,
            bargainUserUid: that.data.bargainUid
        };
        postBargainHelpCount(data).then(res => {
            var price = util.$h.Sub(that.data.bargainPrice, res.data.alreadyPrice);
            that.setData({
                bargainUserHelpInfo: res.data,
                'bargainInfo.price': parseFloat(price) <= 0 ? 0 : price,
                userBargainStatusHelp: res.data.userBargainStatus,
                statusPay: res.data.status
            });
        })
    },

    currentBargainUser: function () { //当前用户砍价
        this.setData({
            bargainUid: this.data.userInfo.uid
        });
        this.setBargain();
    },

    setBargain: function () { //参与砍价
        var that = this;
        postBargainStart(that.data.id).then(res => {
            that.setData({
                bargainUserId: res.data
            });
            that.getBargainUserBargainPrice();
            that.setBargainHelp();
            that.getBargainHelpCount();
            that.setData({
                userBargainStatus: 1
            })
        })
    },

    setBargainHelp: function () { //帮好友砍价
        var that = this;
        var data = {
            bargainId: that.data.id,
            bargainUserUid: that.data.bargainUid
        };
        postBargainHelp(data).then(res => {
            that.setData({
                bargainUserHelpList: [],
                isHelp: true
            });
            that.getBargainUser();
            that.getBargainUserBargainPrice();
            that.getBargainHelpCount();
        }).catch(err => {
            that.setData({
                bargainUserHelpList: []
            });
            that.getBargainUser();
        })
    },

    getBargainUser: function () { //获取砍价帮
        var that = this;
        var data = {
            bargainId: that.data.id,
            bargainUserUid: that.data.bargainUid,
            offset: that.data.offset,
            limit: that.data.limit,
        };
        postBargainHelpList(data).then(res => {
            var bargainUserHelpListNew = [];
            var bargainUserHelpList = that.data.bargainUserHelpList;
            var len = res.data.length;
            bargainUserHelpListNew = bargainUserHelpList.concat(res.data);
            that.setData({
                bargainUserHelpList: bargainUserHelpListNew,
                limitStatus: data.limit > len,
                offest: Number(data.offset) + Number(data.limit)
            });
        });
    },

    getBargainUserBargainPricePoster: function () {
        var that = this;
        wx.navigateTo({
            url: '/pages/activity/poster-poster/index?type=1&id=' + that.data.id,
        });
    },

    getBargainUserBargainPrice: function () { //获取帮忙砍价砍掉多少金额
        var that = this;
        var data = {
            bargainId: that.data.id,
            bargainUserUid: that.data.bargainUid
        };
        postBargainHelpPrice(data).then(res => {
            that.setData({
                bargainUserBargainPrice: res.data,
                active: true
            });
        }).catch(err => {
            that.setData({
                active: false
            });
        });
    },

    goBargainList: function () {
        wx.navigateTo({
            url: '/pages/activity/goods_bargain/index',
        })
    },

    close: function () {
        this.setData({
            active: false
        })
    },

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

    },

    onLoadFun: function (e) {
        let uid = e.detail.uid;
        if (!this.data.bargainUid && uid) {
            this.setData({
                bargainUid: uid
            });
        }
        if (!this.data.bargainUid) {
            return app.Tips({
                title: '参数错误'
            }, {
                tab: 3,
                url: 1
            })
        }
        this.getBargainDetails();
        this.addShareBargain();
        app.globalData.openPages = '/pages/activity/goods_bargain_details/index?id=' + this.data.id + '&bargain=' + this.data.bargainUid + '&spid=' + e.detail.uid;
        this.setData({
            bargainPartake: e.detail.uid
        });
    },

    /**
     * 生命周期函数--监听页面显示
     */
    onShow: function () {},

    /**
     * 生命周期函数--监听页面隐藏
     */
    onHide: function () {
        if (this.data.interval !== null) clearInterval(this.data.interval);
    },

    /**
     * 生命周期函数--监听页面卸载
     */
    onUnload: function () {
        if (this.data.interval !== null) clearInterval(this.data.interval);
    },

    /**
     * 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 () {

    },

    addShareBargain: function () { //添加分享次数 获取人数
        var that = this;
        postBargainShare(this.data.id).then(res => {
            that.setData({
                bargainCount: res.data
            })
        });
    },

    /**
     * 用户点击右上角分享
     */
    onShareAppMessage: function () {
        var that = this;
        that.close();
        that.addShareBargain();
        return {
            title: '您的好友' + that.data.userInfo.nickname + '邀请您帮他砍' + that.data.bargainInfo.title + ' 快去帮忙吧！',
            path: app.globalData.openPages,
            imageUrl: that.data.bargainInfo.image,
        }
    }
})