public async Task <IActionResult> AddServiceImage([FromForm] ServiceImageRequest request)
{
try
{
await _serviceImageUseCase.ExecuteCreate(request).ConfigureAwait(false);
return(Ok());
}
catch (UseCaseException e)
{
return(BadRequest(e));
}
}
public async Task ExecuteCreate(ServiceImageRequest request)
{
var fileInfo = await _repositoryGateway.UploadImage(request).ConfigureAwait(false);
if (fileInfo != null)
{
try
{
_servicesGateway.AddFileInfo(request.ServiceId, fileInfo);
}
catch (Exception e)
{
LoggingHandler.LogError(e.Message);
LoggingHandler.LogError(e.StackTrace);
throw;
}
}
}
public async Task <Infrastructure.File> UploadImage(ServiceImageRequest request)
{
var fileExtension = Path.GetExtension(request.Image.FileName);
var putObjectRequest = new PutObjectRequest();
var originalFileName = $"{request.ServiceId.ToString()}-original{fileExtension}";
var resizedFileName = $"{request.ServiceId.ToString()}-medium{fileExtension}";
putObjectRequest.BucketName = _repositoryBucket;
putObjectRequest.Key = _imagesFolder + "/" + originalFileName;
putObjectRequest.InputStream = request.Image.OpenReadStream();
try
{
await _s3Client.PutObjectAsync(putObjectRequest).ConfigureAwait(false);
}
catch (Exception e)
{
LoggingHandler.LogError(e.Message);
LoggingHandler.LogError(e.StackTrace);
throw;
}
// Use ImageSharper to resize image and save resized version to S3
// memory stream
using (var memoryStream = new MemoryStream())
// Open the file automatically detecting the file type to decode it.
// Our image is now in an uncompressed, file format agnostic, structure in-memory as
// a series of pixels.
using (Image image = Image.Load(request.Image.OpenReadStream()))
{
// Resize the image in place and return it for chaining.
// 'x' signifies the current image processing context.
image.Mutate(x => x.Resize(image.Width / 2, image.Height / 2));
var encoder = new JpegEncoder()
{
Quality = 30 //Use variable to set between 5-30 based on your requirements
};
// The library automatically picks an encoder based on the file extension then
// encodes and write the data to disk.
// You can optionally set the encoder to choose.
image.Save(memoryStream, encoder);
putObjectRequest.Key = _imagesFolder + "/" + resizedFileName;
putObjectRequest.InputStream = memoryStream;
try
{
await _s3Client.PutObjectAsync(putObjectRequest).ConfigureAwait(false);
}
catch (Exception e)
{
LoggingHandler.LogError(e.Message);
LoggingHandler.LogError(e.StackTrace);
throw;
}
}// Dispose - releasing memory into a memory pool ready for the next image you wish to process.
var fileEntity = new Infrastructure.File();
fileEntity.Url = $"{_imagesBaseUrl}/{_imagesFolder}/{originalFileName};{_imagesBaseUrl}/{_imagesFolder}/{resizedFileName}";
fileEntity.CreatedAt = DateTime.Now;
return(fileEntity);
}
