public void AddFileToDownload(List <RemoteFileInfo> remoteFileInfoList)
{
if (!AppGlobalStateManager.Current.GlobalState.IsMusicCachingEnabled)
{
return;
}
Execute.ExecuteOnUIThread((Action)(() =>
{
foreach (RemoteFileInfo remoteFileInfo1 in remoteFileInfoList)
{
RemoteFileInfo remoteFileInfo = remoteFileInfo1;
if (!this._downloadedDict.ContainsKey(remoteFileInfo.UniqueId))
{
InProgressDownloadInfo progressDownloadInfo1 = this._inProgressDownloads.FirstOrDefault <InProgressDownloadInfo>((Func <InProgressDownloadInfo, bool>)(inPr => inPr.RemoteFile.UniqueId == remoteFileInfo.UniqueId));
if (progressDownloadInfo1 != null)
{
progressDownloadInfo1.RemoteFile.UriStr = remoteFileInfo.UriStr;
progressDownloadInfo1.LastDownloadResult = DownloadResult.OK;
}
else
{
this._inProgressDownloads.Add(new InProgressDownloadInfo(remoteFileInfo));
}
}
}
this.DownloadNextOneIfNeeded();
}));
}
private void DownloadNextOneIfNeeded()
{
if (!AppGlobalStateManager.Current.GlobalState.IsMusicCachingEnabled || VKClient.Common.Library.NetworkStatusInfo.Instance.NetworkStatus == NetworkStatus.MobileRestricted)
{
return;
}
Execute.ExecuteOnUIThread((Action)(() =>
{
if (this._isDownloading)
{
return;
}
Logger.Instance.Info("AudioCacheManager.DownloadNextOneIfNeeded starting: InProgressDownload.Count == " + this._inProgressDownloads.Count);
InProgressDownloadInfo currentDownload = this._inProgressDownloads.LastOrDefault <InProgressDownloadInfo>((Func <InProgressDownloadInfo, bool>)(ipd => ipd.LastDownloadResult != DownloadResult.UriNoLongerValid));
if (currentDownload == null)
{
Logger.Instance.Info("AudioCacheManager.DownloadNextOneIfNeeded: no files to download");
}
else
{
Logger.Instance.Info("AudioCacheManager.DownloadNextOneIfNeeded: found download " + currentDownload.ToString());
this._isDownloading = true;
this.PerformChunkDownload(currentDownload, (Action)(() =>
{
DownloadResult lastDownloadResult = currentDownload.LastDownloadResult;
Logger.Instance.Info("AudioCacheManager.DownloadNextOneIfNeeded: download completed with result " + lastDownloadResult);
if (lastDownloadResult != DownloadResult.OK)
{
Execute.ExecuteOnUIThread((Action)(() =>
{
this._inProgressDownloads.Remove(currentDownload);
this._inProgressDownloads.Insert(0, currentDownload);
}));
}
else if (currentDownload.DownloadedToByte == currentDownload.Length - 1L)
{
Logger.Instance.Info("AudioCacheManager.DownloadNextOneIfNeeded: downloaded the full file!");
this.ProcessFullyDownloadedFile(currentDownload);
Execute.ExecuteOnUIThread((Action)(() => this._inProgressDownloads.Remove(currentDownload)));
}
/*
* float temp = (float)currentDownload.DownloadedToByte / (float)currentDownload.Length;
*
* EventAggregator.Current.Publish(new AudioTrackDownloadProgress
* {
* Id = currentDownload.RemoteFile.UniqueId,
* Progress = (temp * 100f)
* });
*/
this._isDownloading = false;
this.DownloadNextOneIfNeeded();
}));
}
}));
}
private void ProcessFullyDownloadedFile(InProgressDownloadInfo currentDownload)
{
List <string> ids = new List <string>();
ids.Add(currentDownload.RemoteFile.UniqueId);
Action <BackendResult <List <AudioObj>, ResultCode> > callback = (Action <BackendResult <List <AudioObj>, ResultCode> >)(res =>
{
if (res.ResultCode != ResultCode.Succeeded)
{
return;
}
this._downloadedDict[currentDownload.RemoteFile.UniqueId] = currentDownload.LocalFileId;
AudioObj audioObj = res.ResultData[0];
audioObj.url = currentDownload.LocalFileId;
this._downloadedList.Add(audioObj);
});
AudioService.Instance.GetAudio(ids, callback);
}
private void PerformChunkDownload(InProgressDownloadInfo di, Action resultCallback)
{
JsonWebRequest.Download(di.RemoteFile.UriStr, di.DownloadedToByte + 1L, di.DownloadedToByte + (long)this.DEFAULT_CHUNK_SIZE, (Action <HttpStatusCode, long, byte[]>)((statusCode, length, dataBytes) =>
{
if (statusCode == HttpStatusCode.NotFound)
{
di.LastDownloadResult = DownloadResult.UriNoLongerValid;
}
else if (length > 0L && dataBytes != null)
{
CacheManager.TrySaveRawCachedData(dataBytes, di.LocalFileId, FileMode.Append);
di.DownloadedToByte += (long)dataBytes.Length;
di.Length = length;
di.LastDownloadResult = DownloadResult.OK;
}
else
{
di.LastDownloadResult = DownloadResult.Failed;
}
resultCallback();
}));
}
