werun-wxapp/common-page/pages/lucky-draw/index.js

// pages/Lucky-draw/index.js
const Parse = getApp().Parse
const company = getApp().globalData.company
const rechText = require('../../../utils/rech-text')
const dateF = require('../../../utils/date.js')
const login = require("../../../utils/login");
Page({

    /**
     * 页面的初始数据
     */
    data: {
        prizeId: '', // 抽中结果id，通过属性方式传入组件
        config: { // 转盘配置，通过属性方式传入组件
            nameLength: 7
        },
        luckyDrawRules: null,
        giftModules: [],
        account: null,
        gifts: [],
        user: "",
        module: "",
        giftsList: [],
        twoModal: false,
        region: ['江西省', '南昌市', '东湖区'],
        name: "",
        address: "",
        mobile: "",
        area: "",
        value: '',
        enable: true

    },
    // 奖品表
    async getgiftModule() {
        let GiftModule = new Parse.Query("GiftModule");
        GiftModule.equalTo("company", company);
        let giftModules = await GiftModule.find();
        let giftModuleJSON = []
        if (giftModules && giftModules.length > 0) {
            giftModules.forEach(giftModule => {
                let b = giftModule.toJSON()
                giftModuleJSON.push(b)
            })
            this.setData({
                giftModules: giftModuleJSON

            })
        }

    },
    //积分表
    async getAccount() {
        let uid = Parse.User.current().id
        let queryAccount = new Parse.Query("Account");
        queryAccount.equalTo("user", uid);
        let account = await queryAccount.first();
        console.log(account)
        if (account && account.id) {
            this.setData({
                account: account.toJSON()
            });
        }
    },

    // 数据增减
    async subtractIntegral() {
        let Account = new Parse.Query('Account')
        let updateAccount = await Account.get(this.data.account.objectId)
        updateAccount.increment('credit', -this.data.luckyDrawRules.credit)
        let res = await updateAccount.save()
        console.log(res)
        if (res && res.id) {
            this.setData({
                account: res.toJSON()
            })
        }
    },

    onNotEnoughHandle(e) {
        wx.showToast({
            icon: 'none',
            title: e.detail
        })
    },
    // 点击函数
    onLuckDrawHandle() {
        console.log(this.data.luckyDrawRules.credit, this.data.account.credit)
        if(!this.data.account.credit || (this.data.luckyDrawRules.credit > this.data.account.credit))
        {
            wx.showToast({
                title: '积分不足！',
                icon: 'none'
            });
            this.setData({
                enable: true
            })
            return;
        }
        this.subtractIntegral() //修改数据库
        this.setData({
            prizeId: this.data.giftModules[Math.floor(Math.random() * 10 % this.data.giftModules.length)].objectId,
        });

    },

    /**
     * 动画旋转完成回调
     */
    async onLuckDrawFinishHandle() {
        let giftModules = this.data.giftModules;
        let data = giftModules.find((item) => {
            return item.objectId === this.data.prizeId;
        });
        wx.showToast({
            icon: 'none',
            title: `恭喜你抽中 ${data.name}`
        })
        await this.saveGift(this.data.prizeId)
        this.setData({
            prizeId: ''
        });

    },
    //添加数据
    async saveGift(prizeId) {
        let Gift = Parse.Object.extend('Gift')
        let gift = new Gift()
        let uid = Parse.User.current().id
        gift.set('user', {
            __type: 'Pointer',
            className: "_User",
            objectId: uid
        })
        gift.set('module', {
            __type: 'Pointer',
            className: "GiftModule",
            objectId: prizeId
        })
        gift.set('company', {
            __type: 'Pointer',
            className: "Company",
            objectId: company
        })
        
        let res = await gift.save()
        if (res && res.id) {
            await this.getGift()
        }
    },
    async getGift() {
        let uid = Parse.User.current().id
        let Gift = new Parse.Query("Gift");
        Gift.equalTo("company", company);
        Gift.descending("createdAt")
        Gift.include('module')
        Gift.equalTo("user", uid);
        let gifts = await Gift.find();
        let giftJSON = []
        if (gifts && gifts.length > 0) {
            gifts.forEach(gift => {
                let b = gift.toJSON()
                b.joinTime = dateF.formatTime("YYYY-mm-dd HH:MM:SS", b.createdAt)
                giftJSON.push(b)
            })
            this.setData({
                giftList: giftJSON
            })
        }
    },
    async getLuckyDrawRules() {
        let LuckyDrawRule = new Parse.Query("LuckyDrawRules");
        LuckyDrawRule.equalTo("company", company);
        LuckyDrawRule.equalTo("isOpen", true);
        let luckyDrawRules = await LuckyDrawRule.first();

        if (luckyDrawRules) {
            let rules = luckyDrawRules.toJSON()
            rules.content = rechText.formatRichText(rules.detail)
            this.setData({
                luckyDrawRules: rules,

            })
        }
        console.log(this.data.luckyDrawRules)
    },
    shopsubmit: function(e) {
        let item = e.currentTarget.dataset.item
        console.log(item)
        this.setData({
            twoModal: true,
            receiveId: item.objectId
        })
    },
    shoppreventTouchMove: function() {
        this.setData({
            twoModal: false
        })
    },
    bindRegionChange: function(e) { // picker值发生改变都会触发该方法
        console.log('picker发送选择改变，携带值为', e.detail.value)
        this.setData({
            region: e.detail.value
        })
    },
    hideRule: function() {
        this.setData({
            twoModal: false
        })
    },
    //提交按纽// 修改数据
    async submit() {
        let newGift = new Parse.Query('Gift')
        if (!this.data.mobile || !this.data.name || !this.data.address || this.data.region.length == 0) {
            wx.showToast({
                title: '请将信息填写完整',
                icon: 'none'
            })
            return
        }
        let area = ""
        this.data.region.forEach((item, index) => {
            if (index == (this.data.region.length - 1)) {
                area += item
            } else {
                area += item + '-'
            }
        })
        let res = await newGift.get(this.data.receiveId)
        if (res) {
            res.set("mobile", this.data.mobile)
            res.set("name", this.data.name)
            res.set("address", this.data.address)
            res.set("area", area)

            let updateuser = await res.save()
            if (updateuser) {
                console.log(updateuser)
                wx.showToast({
                    title: '确认成功',
                    icon: 'success',
                    image: '',
                    duration: 1000,
                    mask: false,
                });
                this.setData({
                    receiveId: "",
                    name: "",
                    mobile: "",
                    address: "",
                    twoModal: false
                })
            }
        }

    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: async function(options) {
        let userLogin = wx.getStorageSync("userLogin");
        if (userLogin == "") {
            login.loginNow();
            return;
        }
        await this.getLuckyDrawRules()
        await this.getgiftModule()
        await this.getGift()
        await this.getAccount()
        
        
    },

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

    },


    /**
     * 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() {

    },

    /**
     * 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() {

    },

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

    }
})