yuminge-app/yun-min-program-plugin-master/packageA/mycomponent/goodsComponent/timeLimit/timeLimit.js

// packageA/mycomponent/goodsComponent/timeLimit/timeLimit.js
const app = getApp();
Component({
  /**
   * 组件的属性列表
   */
  properties: {
    goodsInfo: {
      type: null,
    },
    goodsType: {
      type: null,
    },
    popPrice: {
      type: null,
    },
    gooddatas: {
      type: null
    },
    start_time: {
      type: null
    },
    end_time: {
      type: null
    },
    isendTime: {
      type: null
    },
    group_price: {
      type: String,
      value: '0'
    },
  },
  observers: {
    goodsInfo: function (arr) {
      this.startBuy(arr);
    },
    'isendTime,gooddatas,start_time,end_time': function (isendTime, gooddatas, start_time, end_time) {
      // console.log(isendTime, gooddatas.status, start_time, 'time')
    }
  },
  lifetimes: {
    attached(e) {
      let start_time = new Date().getTime() / 1000;
      this.setData({
        nowTime: start_time
      });
      let language = wx.getStorageSync("langIndex");
      this.setData({
        language: language.en,
      });
      //* 限时购自定义名称
      if(this.data.goodsInfo.has_one_goods_limit_buy&&this.data.goodsInfo.has_one_goods_limit_buy.status&&this.data.goodsInfo.has_one_goods_limit_buy.display_name){
        this.setData({
          limitedTimeCustomName:this.data.goodsInfo.has_one_goods_limit_buy.display_name
        });
      }
    }
  },
  /**
   * 组件的初始数据
   */
  data: {
    isBuy: false,
    isTime: false,
    isBegTime: false,
    begTimeStr: "",
    //计算后的倒计时
    countDownObj: {
      day: "00",
      hou: "00",
      min: "00",
      sec: "00",
    },
    //限时购开始时间
    beginTime: 0,
    //显示购结束时间
    endTime: 0,
    group_price: "",
    nowTime:"",
    timestamp:Date.parse(new Date()) / 1000,
    limitedTimeCustomName:"限时购" //* 自定义限时购名称
  },

  /**
   * 组件的方法列表
   */
  methods: {
    startBuy(data) {
      console.log(this.data.goodsType,'36');
      if(this.data.goodsType == 'grabGroup'){
        if(!app._isTextEmpty(data.start_time)){
          this.data.beginTime = this.data.start_time;
          this.data.endTime = this.data.end_time;
          //判断倒计时模块是否开启
          this._timeCompare(this.data.beginTime);
        }
      }else{
        if (!app._isTextEmpty(data.has_one_goods_limit_buy)) {
          this.setData({
            isBuy: data.has_one_goods_limit_buy.status == 1 ? true : false,
          });
          this.triggerEvent("onBuy", {
            isBuy: this.data.isBuy
          });
          this.data.beginTime = data.has_one_goods_limit_buy.start_time;
          this.data.endTime = data.has_one_goods_limit_buy.end_time * 1000;
          //判断倒计时模块是否开启
          this._timeCompare(this.data.beginTime);
        }
      }
    },
    //获取时间-限时购
    _timeCompare(begin) {
      let beginTime = new Date(parseInt(begin) * 1000);
      let now = new Date();
      if (now >= beginTime) {
        this.setData({
          isTime: true,
        });
        //开启倒计时
        this._countDown();
      } else {
        this.setData({
          isTime: false,
          isBegTime: true,
          begTimeStr: begin * 1000,
        });
        //开启距离开始倒计时
        this.beginDown();
      }
    },
    //倒计时
    _countDown: function () {
      let newTime = new Date().getTime();
      let endTime = this.data.endTime;
      let obj = null;
      if (endTime - newTime > 0) {
        let time = (endTime - newTime) / 1000;
        // 获取天、时、分、秒
        let day = parseInt(time / (60 * 60 * 24));
        let hou = parseInt((time % (60 * 60 * 24)) / 3600);
        let min = parseInt(((time % (60 * 60 * 24)) % 3600) / 60);
        let sec = parseInt(((time % (60 * 60 * 24)) % 3600) % 60);
        obj = {
          day: this._timeFormat(day),
          hou: this._timeFormat(hou),
          min: this._timeFormat(min),
          sec: this._timeFormat(sec),
        };
      } else {
        //活动已结束，全部设置为'00'
        obj = {
          day: "00",
          hou: "00",
          min: "00",
          sec: "00",
        };
      }
      this.setData({
        countDownObj: obj,
      });
      if (endTime - newTime < 0) {
        this.setData({
          countDownObj: {
            day: "00",
            hou: "00",
            min: "00",
            sec: "00",
          },
        });
      } else {
        setTimeout(this._countDown.bind(this), 1000);
      }
    },
    //倒计时
    beginDown: function () {
      let newTime = new Date().getTime();
      let endTime = this.data.begTimeStr;
      let obj = null;
      if (endTime - newTime > 0) {
        let time = (endTime - newTime) / 1000;
        // 获取天、时、分、秒
        let day = parseInt(time / (60 * 60 * 24));
        let hou = parseInt((time % (60 * 60 * 24)) / 3600);
        let min = parseInt(((time % (60 * 60 * 24)) % 3600) / 60);
        let sec = parseInt(((time % (60 * 60 * 24)) % 3600) % 60);
        obj = {
          day: this._timeFormat(day),
          hou: this._timeFormat(hou),
          min: this._timeFormat(min),
          sec: this._timeFormat(sec),
        };
      } else {
        //活动已结束，全部设置为'00'
        this.setData({
          isTime: true,
          isBegTime: false,
        });
        obj = {
          day: "00",
          hou: "00",
          min: "00",
          sec: "00",
        };
      }
      this.setData({
        beginDownObj: obj,
      });
      if (endTime - newTime < 0) {
        this.setData({
          isTime: true,
          isBegTime: false,
        });
        this.setData({
          beginDownObj: {
            day: "00",
            hou: "00",
            min: "00",
            sec: "00",
          },
        });
      } else {
        setTimeout(this.beginDown.bind(this), 1000);
      }
    },
    //小于10的格式化函数
    _timeFormat(param) {
      //小于10的格式化函数
      return param < 10 ? "0" + param : param;
    },
  },
});