reader/pages/activityDet/index.js

import {
    getActivityInfo
} from '~/api/activity'
Page({

    /**
     * 页面的初始数据
     */
    data: {
        state: true,
        tens: 2,
        bits: 0,
        configure: {}
    },
    async onLoad(options) {
        let configure = await getActivityInfo(options.id)
        console.log(configure);
        this.setData({
            configure
        })
    },
    play() {
        let dsq
        if (!this.data.state) {
            this.setData({
                state: true
            })
            let countDown = 20
            // 一分钟倒计时
            dsq = setInterval(item => {
                if (countDown == 1) {
                    clearInterval(dsq)
                }
                if (countDown % 10 == 0) {
                    this.setData({
                        tens: --this.data.tens,
                        bits: 9
                    })
                } else {
                    this.setData({
                        bits: --this.data.bits
                    })
                }
                --countDown
            }, 1000)
        } else {
            clearInterval(dsq)
            this.setData({
                state: false,
                tens: 2,
                bits: 0
            })
        }
    }
})