public void Save(int id, string name)
{
Contract.Requires <ArgumentException>(!string.IsNullOrWhiteSpace(name));
Contract.Requires <ArgumentException>(!Exists(name), $"Income category '{name}' is already defined");
var category = new IncomeCategory {
Id = id, Name = name
};
_repository.Save(category);
}
public void Save(IncomeCategory category)
{
_repository.Save(category);
}