public async Task <string> Handle(GetResizedFileByIdQuery request, CancellationToken cancellationToken)
{
var criteria = new ImageResizeCriteria(request.ImageId, request.Query);
var criteriaValidator = new ImageResizeCriteriaValidator(_configuration);
Guard.AgainstInvalidArgumentWithMessage("Invalid criteria", criteriaValidator.ValidCriteria(criteria));
(int?width, int?height)widthHeightPair = criteriaValidator.GetCriteria(criteria);
var fileDtos = await _fileReadRepository.GetAllImageOfIdAsync(request.ImageId, widthHeightPair.width, widthHeightPair.height);
Guard.AgainstNullOrNotAny(Constants.File, fileDtos);
BaseFileDto fileFound;
fileFound = fileDtos.FirstOrDefault(file => (widthHeightPair.width == null || file.Width == widthHeightPair.width) &&
(widthHeightPair.height == null || file.Height == widthHeightPair.height) && !criteria.Empty);
if (fileFound != null)
{
return(fileFound.FilePath);
}
BaseFileDto originalFile = fileDtos.FirstOrDefault(file => file.Id == criteria.ImageId);
Guard.AgainstNull(Constants.OriginalFile, originalFile);
bool shoudResize = _imageService.ShouldResize(((int)originalFile.Width, (int)originalFile.Height), widthHeightPair);
if (criteria.Empty || !shoudResize)
{
fileFound = originalFile;
}
return(fileFound?.FilePath);
}
public async Task <IEnumerable <BaseFileDto> > GetAllImageOfIdAsync(long id, int?width, int?height)
{
return(await _fileReadRepository.GetAllImageOfIdAsync(id, width, height));
}