handleDownload method

void handleDownload()

Implementation

void handleDownload(){
  downloadHandler ??= (DownloadModel downloadModel) {
    var status = downloadModel.downloadStatus;
    switch (status) {
      case DownloaderStatus.downloading:
        if (downloadModel.progress < _progress) {
          return;
        }
        _progress = downloadModel.progress;
        if (_progress <= 1.0001) {
          _dialog!.update(_progress);
        }
        break;
      case DownloaderStatus.paused:
        break;
      case DownloaderStatus.failed:
      // showToast("download failed！");
        showDownloadFailDialog();
        break;
      case DownloaderStatus.succeeded:
        doInstall();
        break;
      default:
    }
  };
  executeDownload(updateEntity!.downloadUrl,downloadHandler: downloadHandler);
}