public async Task <Response> CreateResponseAsync(Request request)
{
var requestRepository = storage.GetRepository <IRequestRepository>();
var responseRepository = storage.GetRepository <IResponseRepository>();
var responseImageRepository = storage.GetRepository <IResponseImageRepository>();
Response response;
try
{
switch (request.Discriminator)
{
case nameof(SwapRequest):
{
string fromImagePath = Path.Combine(fileService.GlobalRequestImagesPath, request.Images.First().ImageName);
string toImagePath = Path.Combine(fileService.GlobalRequestImagesPath, request.Images.Skip(1).First().ImageName);
Bitmap swapFaces = FaceReplacer.ReplaceFaces(fromImagePath, toImagePath);
response = new SwapResponse()
{
Discriminator = nameof(SwapResponse)
};
await responseRepository.CreateAsync(response);
ResponseImage responseImage = new ResponseImage()
{
Response = response
};
await responseImageRepository.CreateAsync(responseImage);
await storage.SaveAsync();
responseImage.ImageName = $"{responseImage.ImageId}.jpg";
responseImageRepository.Edit(responseImage);
fileService.SaveFile(swapFaces, Path.Combine(fileService.GlobalResponseImagesPath, responseImage.ImageName));
break;
}
case nameof(CutRequest):
{
FaceRecognizer faceRecognizer = new FaceRecognizer(request.Images.First().ImageName, new RgbPixel(0, 0, 255), facePathSystem);
var faceBuffers = faceRecognizer.GetAllFacesImages();
response = new CutResponse()
{
Discriminator = nameof(CutResponse)
};
await responseRepository.CreateAsync(response);
foreach (byte[] faceBuffer in faceBuffers)
{
ResponseImage responseImage = new ResponseImage()
{
Response = response
};
await responseImageRepository.CreateAsync(responseImage);
await storage.SaveAsync();
responseImage.ImageName = $"{responseImage.ImageId}.jpg";
responseImageRepository.Edit(responseImage);
await fileService.SaveFileAsync(faceBuffer, Path.Combine(fileService.GlobalResponseImagesPath, responseImage.ImageName));
}
break;
}
case nameof(DetectRequest):
{
FaceRecognizer faceRecognizer = new FaceRecognizer(request.Images.First().ImageName, new RgbPixel(0, 0, 255), facePathSystem);
byte[] faceBuffer = faceRecognizer.GetOutlinedFacesImage();
response = new DetectResponse()
{
Discriminator = nameof(DetectResponse)
};
await responseRepository.CreateAsync(response);
ResponseImage responseImage = new ResponseImage()
{
Response = response
};
await responseImageRepository.CreateAsync(responseImage);
await storage.SaveAsync();
responseImage.ImageName = $"{responseImage.ImageId}.jpg";
responseImageRepository.Edit(responseImage);
await fileService.SaveFileAsync(faceBuffer, Path.Combine(fileService.GlobalResponseImagesPath, responseImage.ImageName));
break;
}
default:
{
throw new KeyNotFoundException($"RequestType is {request.Discriminator} not exist.");
}
}
;
}
catch
{
foreach (RequestImage requestImage in request.Images)
{
fileService.DeleteFile(Path.Combine(fileService.GlobalRequestImagesPath, requestImage.ImageName));
}
requestRepository.Delete(request);
await storage.SaveAsync();
throw new InvalidDataException("Non valid images.");
}
request.Response = response;
requestRepository.Edit(request);
await storage.SaveAsync();
return(response);
}
