executeDownload method

void executeDownload(String url, { dynamic downloadHandler, })

Implementation

void executeDownload(String url, {downloadHandler}){
  try {
    zeroLog('executeDownload retryDownloadCount=$retryDownloadCount');
    String fileName = CommonUtils.apkName;

    model.url = url;
    model.status = DownloaderStatus.downloading;
    model.progress = 0;
    if (downloadHandler != null) {
      downloadHandler(model);
    }

    if(isDownloading){
      return;
    }
    isDownloading = true;
    Zupdate()
        .execute(
      url,
      destinationFilename: fileName,
    )
        .listen(
            (ZUpdateEvent event) {
          zeroLog('Zupdate status: ${event.status} : ${event.value} \n');
          ZUpdateStatus status = event.status;
          if (status == ZUpdateStatus.DOWNLOADING) {
            model.status = DownloaderStatus.downloading;
            double progress = 0;
            if ((event.value ?? '').isNotEmpty) {
              double progressD = double.parse(event.value ?? '0');
              progress = progressD / 100;
              model.progress = progress;
              if (downloadHandler != null) {
                downloadHandler(model);
              }
            }
            if(progress>=1){
              isDownloading = false;
              model.progress = 1.0001;
              if (downloadHandler != null) {
                downloadHandler(model);
              }
            }
          } else if (status == ZUpdateStatus.DOWNLOAD_ERROR ||
              status == ZUpdateStatus.INTERNAL_ERROR) {
            isDownloading = false;
            model.status = DownloaderStatus.failed;
            autoRetry();
          }

        },onError: (e){
      zeroLog('Zupdate error:$e');
    }
    );
  } catch (e) {
    zeroLog('Failed to make Zupdate. Details: $e');
  }
}