public async Task <BlobContent> ReadBlobContentAsync(long tenantId, long elementId, long blobSetId, string blobLabel)
{
AlbumElementSettings settings = await _elementRepository.ReadElementSettingsAsync(tenantId, elementId);
if (settings == null)
{
return(null);
}
AlbumPhoto photo = settings.Photos.Where(p => p.BlobSetId == blobSetId).FirstOrDefault();
if (photo == null)
{
return(null);
}
long?blobId = GetBlobId(photo, blobLabel);
if (blobId == null)
{
return(null);
}
return(await _storageService.ReadBlobContentAsync(tenantId, blobId.Value, string.Format(AlbumImagePath, elementId)));
}
private long?GetBlobId(AlbumPhoto photo, string blobLabel)
{
switch (blobLabel)
{
case OriginalBlobLabel:
return(photo.ImageBlobId);
case PreviewBlobLabel:
return(photo.PreviewImageBlobId);
case ThumbnailBlobLabel:
return(photo.ThumbnailImageBlobId);
default:
return(photo.PreviewImageBlobId);
}
}