private IndiagramForDevice ToIndiagramForDevice(Device device, Indiagram indiagram, IndiagramInfo info)
{
IndiagramState state = info.States.FirstOrDefault(s => s.DeviceId == device.Id);
return ToIndiagramForDevice(indiagram, info, state);
}
private IndiagramForDevice ToIndiagramForDevice(Indiagram indiagram, IndiagramInfo info, IndiagramState state)
{
return new IndiagramForDevice
{
Id = indiagram.Id,
Version = info.Version,
ImageHash = info.ImageHash,
IsCategory = info.IsCategory,
ParentId = info.ParentId,
SoundHash = info.SoundHash,
Text = info.Text,
Position = info.Position,
IsEnabled = state == null || state.IsEnabled,
ImageFile = info.ImagePath,
SoundFile = info.SoundPath
};
}
private IndiagramInfo CreateIndiagramInfo(Indiagram indiagram, IndiagramInfo old, long version)
{
IndiagramInfo info = _context.Set<IndiagramInfo>().Add(new IndiagramInfo
{
IndiagramId = indiagram.Id,
Version = version,
ParentId = old.ParentId,
Position = old.Position,
Text = old.Text,
SoundPath = old.SoundPath,
SoundHash = old.SoundHash,
ImagePath = old.ImagePath,
ImageHash = old.ImageHash,
IsCategory = old.IsCategory,
});
DbSet<IndiagramState> stateSet = _context.Set<IndiagramState>();
info.States = old.States.Select(x => stateSet.Add(
new IndiagramState
{
DeviceId = x.DeviceId,
IndiagramInfoId = info.Id,
IsEnabled = x.IsEnabled
})).ToList();
if (indiagram.LastIndiagramInfoId == null || indiagram.LastIndiagramInfo.Version < version)
{
indiagram.LastIndiagramInfoId = info.Id;
}
_context.SaveChanges();
return info;
}
public void SetIndiagramSound(IndiagramInfo indiagramInfo, string filename, byte[] fileContent)
{
indiagramInfo.SoundPath = filename;
indiagramInfo.SoundHash = ComputeFileHash(fileContent);
_context.SaveChanges();
}
private bool UploadFile(IndiagramInfo indiagram, byte[] fileBuffer, string containerName)
{
if (fileBuffer == null || string.IsNullOrEmpty(containerName) || indiagram == null)
{
return false;
}
try
{
CloudBlobContainer container = _blobClient.GetContainerReference(containerName);
container.CreateIfNotExists(BlobContainerPublicAccessType.Container);
string filename = string.Format("{0}_{1}", indiagram.IndiagramId, indiagram.Version);
if (container.ListBlobs(filename).Any())
{
return false;
}
CloudBlockBlob blob = container.GetBlockBlobReference(filename);
blob.UploadFromByteArray(fileBuffer, 0, fileBuffer.Length);
}
catch (Exception e)
{
Trace.TraceError("Exception while uploading file to container {0} : {1}\n{2}", containerName, e.Message, e.StackTrace);
return false;
}
return true;
}
public bool UploadSound(IndiagramInfo indiagram, byte[] fileBuffer)
{
return UploadFile(indiagram, fileBuffer, SOUNDS_CONTAINER);
}
public bool UploadImage(IndiagramInfo indiagram, byte[] fileBuffer)
{
return UploadFile(indiagram, fileBuffer, IMAGES_CONTAINER);
}