public async Task <AddProductValidationResult> Validate(AddProductCommand command, string subject)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (string.IsNullOrWhiteSpace(command.ShopId))
{
return(new AddProductValidationResult(string.Format(ErrorDescriptions.TheParameterIsMandatory, Constants.DtoNames.Product.ShopId)));
}
if (string.IsNullOrWhiteSpace(command.UnitOfMeasure))
{
return(new AddProductValidationResult(string.Format(ErrorDescriptions.TheParameterIsMandatory, Constants.DtoNames.Product.UnitOfMeasure)));
}
var shop = await _shopRepository.Get(command.ShopId);
if (shop == null)
{
return(new AddProductValidationResult(ErrorDescriptions.TheShopDoesntExist));
}
if (shop.Subject != subject)
{
return(new AddProductValidationResult(ErrorDescriptions.TheProductCannotBeAddedByYou));
}
if (!IsValid(command.Name, 1, 50))
{
return(new AddProductValidationResult(string.Format(ErrorDescriptions.TheParameterIsMandatoryAndShouldContainsBetween, Constants.DtoNames.Product.Name, 1, 15)));
}
if (!IsValid(command.Description, 1, 255))
{
return(new AddProductValidationResult(string.Format(ErrorDescriptions.TheParameterIsMandatoryAndShouldContainsBetween, Constants.DtoNames.Product.Description, 1, 255)));
}
if (command.Price < 0)
{
return(new AddProductValidationResult(ErrorDescriptions.ThePriceCannotBeLessThanZero));
}
if (command.Quantity < 0)
{
return(new AddProductValidationResult(ErrorDescriptions.TheQuantityCannotBeLessThanZero));
}
if (command.AvailableInStock != null && command.AvailableInStock < 0)
{
return(new AddProductValidationResult(ErrorDescriptions.TheAvailableInStockCannotBeLessThanZero));
}
var unitOfMeasure = _unitOfMeasures.FirstOrDefault(u => command.UnitOfMeasure.ToLowerInvariant().Equals(u, StringComparison.CurrentCultureIgnoreCase));
if (string.IsNullOrWhiteSpace(unitOfMeasure))
{
return(new AddProductValidationResult(string.Format(ErrorDescriptions.TheUnitOfMeasureIsNotCorrect, string.Join(",", _unitOfMeasures))));
}
if (command.Filters != null && command.Filters.Any())
{
var filterValuesIds = command.Filters.Select(f => f.ValueId);
var filters = await _filterRepository.Search(new SearchFilterValuesParameter
{
FilterValueIds = filterValuesIds
});
if (filters.Filters.Count() != filterValuesIds.Count())
{
return(new AddProductValidationResult(ErrorDescriptions.SomeFiltersAreNotValid));
}
}
return(new AddProductValidationResult());
}
public async Task <UpdateProductValidationResult> Validate(UpdateProductCommand command, string subject)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (string.IsNullOrWhiteSpace(subject))
{
throw new ArgumentNullException(nameof(subject));
}
var record = await _productRepository.Get(command.Id);
var shop = await _shopRepository.Get(record.ShopId);
if (record == null)
{
return(new UpdateProductValidationResult(ErrorDescriptions.TheProductDoesntExist));
}
if (shop == null)
{
return(new UpdateProductValidationResult(ErrorDescriptions.TheShopDoesntExist));
}
if (shop.Subject != subject)
{
return(new UpdateProductValidationResult(ErrorDescriptions.TheProductCannotBeUpdatedByYou));
}
if (!IsValid(command.Name, 1, 50))
{
return(new UpdateProductValidationResult(string.Format(ErrorDescriptions.TheParameterIsMandatoryAndShouldContainsBetween, Constants.DtoNames.Product.Name, 1, 15)));
}
if (!IsValid(command.Description, 1, 255))
{
return(new UpdateProductValidationResult(string.Format(ErrorDescriptions.TheParameterIsMandatoryAndShouldContainsBetween, Constants.DtoNames.Product.Description, 1, 255)));
}
if (command.Price < 0)
{
return(new UpdateProductValidationResult(ErrorDescriptions.ThePriceCannotBeLessThanZero));
}
if (command.Quantity < 0)
{
return(new UpdateProductValidationResult(ErrorDescriptions.TheQuantityCannotBeLessThanZero));
}
if (command.AvailableInStock != null && command.AvailableInStock < 0)
{
return(new UpdateProductValidationResult(ErrorDescriptions.TheAvailableInStockCannotBeLessThanZero));
}
if (command.PartialImagesUrl != null)
{
foreach (var image in command.PartialImagesUrl)
{
Uri uri;
if (Uri.TryCreate(image, UriKind.Absolute, out uri) && (uri.Scheme == "http" || uri.Scheme == "https"))
{
continue;
}
try
{
var base64Encoded = image;
base64Encoded = base64Encoded.Substring(image.IndexOf(',') + 1);
base64Encoded = base64Encoded.Trim('\0');
Convert.FromBase64String(base64Encoded);
}
catch
{
return(new UpdateProductValidationResult(ErrorDescriptions.TheProductImageCanBeUrlOrBase64Encoded));
}
}
}
var unitOfMeasure = _unitOfMeasures.FirstOrDefault(u => command.UnitOfMeasure.ToLowerInvariant().Equals(u, StringComparison.CurrentCultureIgnoreCase));
if (string.IsNullOrWhiteSpace(unitOfMeasure))
{
return(new UpdateProductValidationResult(string.Format(ErrorDescriptions.TheUnitOfMeasureIsNotCorrect, string.Join(",", _unitOfMeasures))));
}
if (command.Filters != null && command.Filters.Any())
{
var filterValuesIds = command.Filters.Select(f => f.ValueId);
var filters = await _filterRepository.Search(new SearchFilterValuesParameter
{
FilterValueIds = filterValuesIds
});
if (filters.Filters.Count() != filterValuesIds.Count())
{
return(new UpdateProductValidationResult(ErrorDescriptions.SomeFiltersAreNotValid));
}
}
return(new UpdateProductValidationResult());
}
