downloadUpdateWindows static method

Future<void> downloadUpdateWindows(String url, String versionName, dynamic onProgress(double), UpdateCenterConfig config, DownloadState downloadState,)

Same as Android only for Windows

Implementation

static Future<void> downloadUpdateWindows(
  String url,
  String versionName,
  Function(double) onProgress,
  UpdateCenterConfig config,
  DownloadState downloadState,
) async {
  downloadState.isDownloading.value = true;

  var response = await h.Client().send(h.Request('GET', Uri.parse(url)));

  Directory tempDirectory = await MemoryProvider.directoryWindows();

  String fileName = '${tempDirectory.path}/${url.split('/').last}';

  final contentLength = response.contentLength ?? 0;

  int bytesDownloaded = 0;

  double lastNotifiedProgress = 0.0;

  final file = await MemoryProvider.getLocalFileWindows(url);

  var fileStream = file.openWrite();

  response.stream.listen(
    (List<int> newBytes) {
      bytesDownloaded += newBytes.length;
      fileStream.add(newBytes);

      // Calculate progress
      double currentProgress = bytesDownloaded / contentLength;
      onProgress(currentProgress);

      // Inside your download logic
      downloadState.progress.value = currentProgress; // currentProgress is a value between 0.0 and 1.0
      downloadState.progressText.value = "${formatBytes(bytesDownloaded, 2)}/${formatBytes(contentLength, 2)}";

      // Throttle the notification update
      if (currentProgress - lastNotifiedProgress >= 0.02 || currentProgress == 1.0) {
        lastNotifiedProgress = currentProgress;
      }
    },

    onDone: () async {
      await fileStream.flush();
      await fileStream.close();

      await OpenFilex.open(fileName);

      downloadState.isDownloading.value = false;
    },
    onError: (e) async {
      await fileStream.close();
      downloadState.isDownloading.value = false;
      log(e);
    },
    cancelOnError: true,
  );
}