private async void Initialize()
{
mainActionProgress = 0;
downloadId = null;
if (LibgenObject.FileId.HasValue)
{
LibraryFile file = await MainModel.LoadFileAsync(LibgenObject.FileId.Value);
localFilePath = file.FilePath;
}
else
{
localFilePath = null;
}
if (localFilePath != null)
{
downloadUrl = null;
IsMainActionButtonEnabled = true;
mainActionButtonMode = MainActionButtonMode.OPEN_FILE;
mainActionButtonCaptionOption = MainActionButtonCaptionOption.OPEN;
mainActionButtonTooltipOption = MainActionButtonTooltipOption.NO_TOOLTIP;
}
else
{
mainActionButtonMode = MainActionButtonMode.START_DOWNLOAD;
mainActionButtonCaptionOption = MainActionButtonCaptionOption.DOWNLOAD;
if (downloadMirrorName == null)
{
downloadActionTextOption = DownloadActionTextOption.DOWNLOAD;
IsMainActionButtonEnabled = false;
mainActionButtonTooltipOption = MainActionButtonTooltipOption.NO_DOWNLOAD_MIRROR;
downloadUrl = null;
}
else
{
downloadActionTextOption = DownloadActionTextOption.DOWNLOAD_FROM_MIRROR;
if (IsInOfflineMode)
{
IsMainActionButtonEnabled = false;
mainActionButtonTooltipOption = MainActionButtonTooltipOption.OFFLINE_MODE_IS_ON;
downloadUrl = null;
}
else
{
IsMainActionButtonEnabled = true;
mainActionButtonTooltipOption = MainActionButtonTooltipOption.NO_TOOLTIP;
downloadUrl = GenerateDownloadUrl(MainModel.Mirrors[downloadMirrorName]);
}
}
}
UpdateMainActionButtonCaption();
UpdateMainActionButtonTooltip();
UpdateDownloadStatus(MainModel.Downloader.GetDownloadItemByDownloadPageUrl(downloadUrl));
MainModel.Downloader.DownloaderEvent += DownloaderEvent;
await InitializeCoverAsync();
}
private void UpdateDownloadStatus(DownloadItem downloadItem)
{
ExecuteInUiThread(() =>
{
switch (downloadItem.Status)
{
case DownloadItemStatus.QUEUED:
mainActionButtonCaptionOption = MainActionButtonCaptionOption.QUEUED;
break;
case DownloadItemStatus.DOWNLOADING:
case DownloadItemStatus.RETRY_DELAY:
mainActionButtonCaptionOption = MainActionButtonCaptionOption.DOWNLOADING;
break;
case DownloadItemStatus.STOPPED:
mainActionButtonCaptionOption = MainActionButtonCaptionOption.STOPPED;
break;
case DownloadItemStatus.ERROR:
mainActionButtonCaptionOption = MainActionButtonCaptionOption.ERROR;
break;
case DownloadItemStatus.COMPLETED:
mainActionButtonCaptionOption = MainActionButtonCaptionOption.OPEN;
break;
case DownloadItemStatus.REMOVED:
mainActionButtonCaptionOption = MainActionButtonCaptionOption.DOWNLOAD;
break;
}
UpdateMainActionButtonCaption();
switch (downloadItem.Status)
{
case DownloadItemStatus.QUEUED:
case DownloadItemStatus.DOWNLOADING:
case DownloadItemStatus.RETRY_DELAY:
case DownloadItemStatus.STOPPED:
case DownloadItemStatus.ERROR:
downloadId = downloadItem.Id;
mainActionButtonMode = MainActionButtonMode.SELECT_DOWNLOAD;
break;
case DownloadItemStatus.COMPLETED:
localFilePath = Path.Combine(downloadItem.DownloadDirectory, downloadItem.FileName);
mainActionButtonMode = MainActionButtonMode.OPEN_FILE;
break;
case DownloadItemStatus.REMOVED:
downloadId = null;
localFilePath = null;
mainActionButtonMode = MainActionButtonMode.START_DOWNLOAD;
break;
}
if (downloadItem.Status != DownloadItemStatus.REMOVED && downloadItem.DownloadedFileSize.HasValue &&
downloadItem.TotalFileSize.HasValue && downloadItem.DownloadedFileSize.Value < downloadItem.TotalFileSize.Value)
{
MainActionProgress = (double)downloadItem.DownloadedFileSize.Value * 100 / downloadItem.TotalFileSize.Value;
}
else
{
MainActionProgress = 0;
}
});
}
