public string Validate(Cart model)
{
try
{
_logger.LogInformation("Start cart validating.");
StringBuilder builder = new StringBuilder();
if (!ValidationUtilities.MoreThanValueRule(model.Count))
{
builder.AppendLine("You can't add zero products to cart.");
}
string message = builder.ToString();
if (!string.IsNullOrEmpty(message))
{
return(message);
}
_logger.LogInformation("Cart successfuly validated.");
return(null);
}
catch (Exception exception)
{
_logger.LogError(exception.Message);
throw exception;
}
}
public async Task <string> Validate(Delivery model)
{
try
{
_logger.LogInformation("Start delivery validating.");
StringBuilder builder = new StringBuilder();
if (!ValidationUtilities.NotEmptyRule(model.Name))
{
builder.AppendLine("Delivery name should not be empty.");
}
if (!ValidationUtilities.OnlyLettersNumbersAndUnderscorcesRule(model.Name))
{
builder.AppendLine("Delivery name should contains only letters, dots, commas and number.");
}
if (!ValidationUtilities.MoreThanValueLengthRule(model.Name, 5))
{
builder.AppendLine("Delivery name should be longer than 5 symbols.");
}
if (!ValidationUtilities.MoreThanValueRule(model.DeliveryPrice, 0))
{
builder.AppendLine("Delivery price should be greater than zero.");
}
var models = await _dao.Get(new DeliveryGetOptions
{
Name = model.Name,
ExcludeIds = new List <int> {
model.Id
}
});
if (models.Count() > 0)
{
builder.AppendLine("Delivery with same name have been already created. Please try another name.");
}
string message = builder.ToString();
if (!string.IsNullOrEmpty(message))
{
return(message);
}
_logger.LogInformation("Delivery successfuly validated.");
return(null);
}
catch (Exception exception)
{
_logger.LogError(exception.Message);
throw exception;
}
}