reader/components/activityList/index.js

const app = getApp()
import {
  getActivities
} from '~/api/global'
Component({
  properties: {
    classify: {
      type: Number,
      value: 1
    }
  },
  /**
   * 组件的初始数据
   */
  data: {
    //1：图片，2：邀新榜，3：热播榜，4：挑战pk榜，5，朗读赛，6，领取勋章,7年包红包8，次数红包
    type: '4',
    activityList: [],
    isIos: app.globalData.isIOS,
    dsqList: []
  },
  lifetimes: {
    attached() {
      this.getActivities()
    },
    detached() {
      this.data.dsqList.forEach(item => {
        clearInterval(item)
      })
    }
  },
  /**
   * 组件的方法列表
   */
  methods: {
    async getActivities() {
      this.data.dsqList.forEach(item => {
        clearInterval(item)
      })
      let activityList = await getActivities({
        classify: this.properties.classify
      })
      this.setData({
        activityList
      })
      activityList.forEach((item, index) => {
        if (item.bannerType == 4 && item.voucherType) {
          this.activityTimeOut(item.endTime, index)
        }
      })
    },
    jumpUserInfo({
      currentTarget
    }) {
      if (!currentTarget.dataset.uid) {
        return
      }
      wx.navigateTo({
        url: `/pages/personal/index?uid=${currentTarget.dataset.uid}&type=user`,
      })
    },
    activityTimeOut(oTime, index) {
      let inputTime = new Date(oTime)
      let dsq = setInterval(() => {
        var nowTime = new Date();
        //把剩余时间毫秒数转化为秒
        var times = (inputTime - nowTime) / 1000;
        if (times <= 0) {
          this.setData({
            [`activityList[${index}].hour`]: '00',
            [`activityList[${index}].minute`]: '00',
            [`activityList[${index}].second`]: '00',
            [`activityList[${index}].finish`]: true,
          })
          return clearInterval(dsq)
        }
        //计算小时数 转化为整数
        var h = parseInt(times / 60 / 60);
        //如果小时数小于 10，要变成 0 + 数字的形式 赋值给盒子
        let hour = h < 10 ? "0" + h : h;
        //计算分钟数 转化为整数
        var m = parseInt(times / 60 % 60);
        //如果分钟数小于 10，要变成 0 + 数字的形式 赋值给盒子
        let minute = m < 10 ? "0" + m : m;
        //计算描述 转化为整数
        var s = parseInt(times % 60);
        //如果秒钟数小于 10，要变成 0 + 数字的形式 赋值给盒子
        let second = s < 10 ? "0" + s : s;
        this.setData({
          [`activityList[${index}].hour`]: hour,
          [`activityList[${index}].minute`]: minute,
          [`activityList[${index}].second`]: second,
          [`activityList[${index}].finish`]: false,
        })
        times = --times;
      }, 1000);
      this.setData({
        dsqList: [...this.data.dsqList, dsq]
      })
    },
    activityEvent({
      currentTarget
    }) {
      //1：图片，2：邀新榜，3：热播榜，4：挑战pk榜，5，朗读赛，6，领取勋章
      let {
        type,
        id,
        title,
        explain
      } = currentTarget.dataset.info
      if (type == 1) {
        wx.navigateTo({
          url: `/pages/rankIntro/index?title=${title}&img=${explain}`,
        })
      }
      if (type == 5) {
        wx.navigateTo({
          url: `/pages/match/index?activityId=${id}`,
        })
      }
      if ([2, 3, 4].includes(type)) {
        wx.navigateTo({
          url: `/pages/ranking/index?id=${id}&type=${type}`,
        })
      }
    },
    drawVoucher({
      currentTarget
    }) {
      let info = currentTarget.dataset.info
      if (info.finish) {
        return
      }
      this.selectComponent('#voucher').open({
        type: info.type,
        id: info.id,
        voucherType: info.voucherType,
        preferential: info.price
      })
    }
  }
})