public async Task <ImageResponse> Handle(Query query, CancellationToken cancellationToken)
{
var validationResult = await _getImageRequestValidator.ValidateAsync(query.Request, cancellationToken);
if (!validationResult.IsValid)
{
return(ImageResponse.GetResponse(ResponseType.BadRequest, validationResult.ToString()));
}
var imageInCache = _imageCachingService.TryGetValue(query.Request, out var imageResponse);
if (imageInCache)
{
return(imageResponse);
}
if (!_imageService.FileExists($"{_appSettings.ProductImagesPath}{query.Request.FileName}"))
{
return(ImageResponse.GetResponse(ResponseType.NotFound));
}
imageResponse = await _imageProcessor.GetProcessedImage(query.Request, cancellationToken);
_imageCachingService.Set(query.Request, imageResponse);
return(imageResponse);
}