微信小程序，视频播放功能，需求

<view wx:for="{{videoList}}" wx:key="id">
  <video id="{{'myVideo'+item.id}}" bindplay="play" src="{{item.url}}" style="width: 750rpx;" danmu-list="{{danmuList}}" bindended="end"/>
  <input bindblur="bindInputBlur" class="weui-input" type="text" placeholder="在此处输入弹幕内容" />
  <button style="margin: 30rpx auto" bindtap="bindSendDanmu" class="page-body-button" type="primary" formType="submit">发送弹幕</button>
</view>



//xxx.js  

data{

        videoList: [
      {
        id: 1,
        url:
          "http://wxsnsdy.tc.qq.com/105/20210/snsdyvideodownload?filekey=30280201010421301f0201690402534804102ca905ce620b1241b726bc41dcff44e00204012882540400&bizid=1023&hy=SH&fileparam=302c020101042530230204136ffd93020457e3c4ff02024ef202031e8d7f02030f42400204045a320a0201000400",
      },
      {
        id: 2,
        url: "http://vfx.mtime.cn/Video/2019/03/19/mp4/190319212559089721.mp4",
      },
      {
        id: 3,
        url: "http://vfx.mtime.cn/Video/2019/03/18/mp4/190318231014076505.mp4",
      },
    ],
}

//初次渲染  
  onReady() {
    console.log("3.onReady");
    this.videoContext = wx.createVideoContext("myVideo1");
  },

// 需求 ：播放当前视频，其他视频停止播放

  play(e) {
    // console.log(e);
    const vid = e.target.id;
    this.data.videoList.forEach((item) => {
      if (vid !== "myVideo" + item.id) {
        wx.createVideoContext("myVideo" + item.id).stop();
      }
    });
  },


//需求： 播放当前视频完毕后，向下滑动150px, 播放下一个视频

  end(e) {
    console.log(e);
    console.log("播放完毕");
    const tmp = Number(e.target.id.split("o")[1]) + 1;
    console.log(tmp);
    wx.createVideoContext("myVideo" + tmp).play();
    wx.pageScrollTo({
      scrollTop: e.target.offsetTop + 150,
    });
  },