public async Task <IActionResult> GetAvatar(string avatarId)
{
if (string.IsNullOrWhiteSpace(avatarId))
{
return(BadRequest());
}
return(File(
await avatarStore.GetAvatarBytesAsync(avatarId),
mimeMapping.GetMimeMapping(Path.GetExtension(avatarId))));
}
#pragma warning restore 1998
/// <inheritdoc />
public async Task <Photo> GetPhotoAsync(PhotoIdentifier photoIdentifier)
{
if (photoIdentifier == null)
{
throw new ArgumentNullException(nameof(photoIdentifier));
}
var filePath = filePathCalculator.CalculatePath(configuration.RootFolder, photoIdentifier);
using (var fileStream = new FileStream(filePath, FileMode.Open))
{
var memStream = new MemoryStream();
await fileStream.CopyToAsync(memStream);
memStream.Seek(0, 0);
return(new Photo(
photoIdentifier,
mimeMapping.GetMimeMapping(Path.GetExtension(photoIdentifier.Filename)),
memStream));
}
}
/// <inheritdoc />
public async Task <Photo> GetPhotoAsync(PhotoIdentifier photoIdentifier)
{
if (photoIdentifier == null)
{
throw new ArgumentNullException(nameof(photoIdentifier));
}
logger.LogInformation("Retrieving photo (Get) with identifier [{PhotoIdentifier}]", photoIdentifier);
try
{
var cloudBlobContainer = await OpenOrCreateBlobContainerAsync();
var cloudBlob = cloudBlobContainer.GetBlockBlobReference(GetBlobName(photoIdentifier));
var memStream = new MemoryStream();
await cloudBlob.DownloadToStreamAsync(memStream);
memStream.Seek(0, 0);
await cloudBlob.FetchAttributesAsync();
var contentType = mimeMapping.GetMimeMapping(Path.GetExtension(photoIdentifier.Filename));
logger.LogInformation("Retrieved photo (Get) with identifier [{PhotoIdentifier}] successfully.", photoIdentifier);
return(new Photo(photoIdentifier, contentType, memStream));
}
catch (Exception ex)
{
logger.LogError(
ex,
"Error retrieving image from Azure Blob Storage! Photo-Identifier: [{PhotoIdentifier}]",
photoIdentifier);
throw;
}
}