uniapp-安卓自动更新

update() {
        var that = this;
        domain.POST(api.appConfig, {}, function(res) {
          if (res.code == 200) {
            let data = res.data;
            plus.runtime.getProperty(plus.runtime.appid, function(inf) {
              if (inf.version != data.version) {
                uni.showModal({
                  title: "发现新版本",
                  content: "确认下载更新",
                  success: (res) => {
                    if (res.confirm == true) { //当用户确定更新，执行更新
                      that.doUpData(data);
                    }
                  }
                })
              }
            });
          }
        })
      },
      doUpData(data) {
        uni.showLoading({
          title: '更新中……'
        })
        uni.downloadFile({ //执行下载
          url: data.download_url, //下载地址
          success: downloadResult => { //下载成功
            uni.hideLoading();
            if (downloadResult.statusCode == 200) {
              uni.showModal({
                title: '',
                content: '更新成功，确定现在重启吗？',
                confirmText: '重启',
                confirmColor: '#EE8F57',
                success: function(res) {
                  if (res.confirm == true) {
                    plus.runtime.install( //安装
                      downloadResult.tempFilePath, {
                        force: true
                      },
                      function(res) {
                        utils.showToast('更新成功，重启中');
                        plus.runtime.restart();
                      }
                    );
                  }
                }
              });
            }
          }
        });
      }