private async Task <List <LocalItem> > RetrieveItems(CancellationToken cancellationToken)
{
_logger.Debug("Getting {0} from {1}", string.Join(MediaSync.PathSeparatorString, GetRemotePath().ToArray()), _provider.Name);
await _remoteDataLock.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
var fileResult = await _provider.GetFiles(GetRemotePath().ToArray(), _target, cancellationToken).ConfigureAwait(false);
if (fileResult.Items.Length > 0)
{
using (var stream = await _provider.GetFile(fileResult.Items[0].FullName, _target, new Progress <double>(), cancellationToken))
{
return(_json.DeserializeFromStream <List <LocalItem> >(stream));
}
}
}
finally
{
_remoteDataLock.Release();
}
return(new List <LocalItem>());
}
private async Task EnsureData(CancellationToken cancellationToken)
{
if (_items == null)
{
_logger.Debug("Getting {0} from {1}", string.Join(MediaSync.PathSeparatorString, GetRemotePath().ToArray()), _provider.Name);
var fileResult = await _provider.GetFiles(new FileQuery
{
FullPath = GetRemotePath().ToArray()
}, _target, cancellationToken).ConfigureAwait(false);
if (fileResult.Items.Length > 0)
{
using (var stream = await _provider.GetFile(fileResult.Items[0].Id, _target, new Progress<double>(), cancellationToken))
{
_items = _json.DeserializeFromStream<List<LocalItem>>(stream);
}
}
else
{
_items = new List<LocalItem>();
}
}
}
private async Task SyncData(IServerSyncProvider provider,
ISyncDataProvider dataProvider,
string serverId,
SyncTarget target,
CancellationToken cancellationToken)
{
var localItems = await dataProvider.GetLocalItems(target, serverId).ConfigureAwait(false);
var remoteFiles = await provider.GetFiles(new FileQuery(), target, cancellationToken).ConfigureAwait(false);
var remoteIds = remoteFiles.Items.Select(i => i.Id).ToList();
var jobItemIds = new List <string>();
foreach (var localItem in localItems)
{
// TODO: Remove this after a while
if (string.IsNullOrWhiteSpace(localItem.FileId))
{
jobItemIds.Add(localItem.SyncJobItemId);
}
else if (remoteIds.Contains(localItem.FileId, StringComparer.OrdinalIgnoreCase))
{
jobItemIds.Add(localItem.SyncJobItemId);
}
}
var result = await _syncManager.SyncData(new SyncDataRequest
{
TargetId = target.Id,
SyncJobItemIds = jobItemIds
}).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
foreach (var itemIdToRemove in result.ItemIdsToRemove)
{
try
{
await RemoveItem(provider, dataProvider, serverId, itemIdToRemove, target, cancellationToken).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error deleting item from device. Id: {0}", ex, itemIdToRemove);
}
}
}
private async Task SyncData(IServerSyncProvider provider,
ISyncDataProvider dataProvider,
string serverId,
SyncTarget target,
CancellationToken cancellationToken)
{
var localItems = await dataProvider.GetLocalItems(target, serverId).ConfigureAwait(false);
var remoteFiles = await provider.GetFiles(new FileQuery(), target, cancellationToken).ConfigureAwait(false);
var remoteIds = remoteFiles.Items.Select(i => i.Id).ToList();
var jobItemIds = new List<string>();
foreach (var localItem in localItems)
{
// TODO: Remove this after a while
if (string.IsNullOrWhiteSpace(localItem.FileId))
{
jobItemIds.Add(localItem.SyncJobItemId);
}
else if (remoteIds.Contains(localItem.FileId, StringComparer.OrdinalIgnoreCase))
{
jobItemIds.Add(localItem.SyncJobItemId);
}
}
var result = await _syncManager.SyncData(new SyncDataRequest
{
TargetId = target.Id,
SyncJobItemIds = jobItemIds
}).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
foreach (var itemIdToRemove in result.ItemIdsToRemove)
{
try
{
await RemoveItem(provider, dataProvider, serverId, itemIdToRemove, target, cancellationToken).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error deleting item from device. Id: {0}", ex, itemIdToRemove);
}
}
}
