public async Task <Response <ItemDto> > Handle(CreateContentCommand request, CancellationToken cancellationToken)
{
Item item = _mapper.Map <Item>(request);
ItemDto result;
try
{
item.Name = request.Name ?? Path.GetFileNameWithoutExtension(request.File.FileName);
item.ContentType = request.File.GetContentType();
item.CreatedBy = _httpContext.HttpContext.User.Identity.Name;
item.Size = request.File.Length;
item.VerifiedHash = await request.File
.CalculateMD5FileHashAsync(cancellationToken);
item.Url = await _storageFileSystemProvider
.StoreAsync(request.File, cancellationToken).ConfigureAwait(false);
_logger.LogInformation("storage item {Name} successfully stored in {Url}", item.Name, item.Url);
result = _mapper.Map <ItemDto>(await _storageRepository.AddAsync(item));
// Raising new content created Event ...
await _mediator.Publish(new ContentCreatedEvent(DateTime.Now, $"{item.CreatedBy}, {_httpContext.HttpContext.Connection.RemoteIpAddress}", item.VerifiedHash, item.Url), cancellationToken);
}
catch (Exception ex)
{
_logger.LogError("failed to store item {Name}, {ex}", item.Name, ex);
throw new ApiException(ex.Message);
}
return(new Response <ItemDto>(result));
}
public async Task <Response <int> > Handle(UpdateContentCommand command, CancellationToken cancellationToken)
{
Item item = await _storageRepository.GetByIdAsync(command.Id);
if (item == null)
{
throw new ApiException($"Content Not Found.");
}
else
{
item.Name = command.Name ?? Path.GetFileNameWithoutExtension(command.File.FileName);
item.ContentType = command.File.GetContentType();
item.LastModifiedBy = _httpContext.HttpContext.User.Identity.Name;
item.Description = command.Description;
item.Size = command.File.Length;
item.VerifiedHash = await command.File
.CalculateMD5FileHashAsync(cancellationToken);
item.Url = await _storageFileSystemProvider
.StoreAsync(command.File, cancellationToken, overwrite : true).ConfigureAwait(false);
if (!string.IsNullOrWhiteSpace(item.Url))
{
await _storageRepository.UpdateAsync(item);
}
_logger.LogInformation("storage item {Name} successfully updated in {Url}", item.Name, item.Url);
return(new Response <int>
{
Data = item.Id,
Succeeded = true,
Message = $"storage item {item.Name} successfully updated."
});
}
}