public static bool IsDuplicateName(string name, IReadRepository <Feature> read)
{
if (string.IsNullOrWhiteSpace(name))
{
return(false);
}
return(FeatureCommandHandlerHelper.GetFeatureByName(name, read).Count > 0);
}
public FeatureCommandResult Execute(EditFeatureCommand command)
{
FeatureCommandResult result = FeatureCommandHandlerHelper.Validate(command, this.WriteRepository, this.ReadRepository);
if (!result.Valid)
{
return(result);
}
Feature feature = new Feature(command.Id, command.DateAdded, command.Name, command.UserId, command.Ticket, command.IsActive, command.IsEnabled, command.StrategyId);
this.WriteRepository.Update(feature);
return(result);
}
public FeatureCommandResult Execute(AddFeatureCommand command)
{
FeatureCommandResult result = FeatureCommandHandlerHelper.Validate(command, this.WriteRepository, this.ReadRepository);
// TODO: Research how to handle concurrency in MongoDb.
// I am still a MongoDb newbie so there is probably a better way to handle concurrency issues.
// For now, if a duplicate is found we will throw an exception.
if (FeatureCommandHandlerHelper.IsDuplicateName(command.Name, this.ReadRepository))
{
result.Valid = false;
result.InvalidName = string.Format("A feature already exists with the name {0}", command.Name);
}
if (!result.Valid)
{
return(result);
}
Feature feature = new Feature(command.Id, command.DateAdded, command.Name, command.UserId, command.Ticket, command.IsActive, command.IsEnabled, command.StrategyId);
this.WriteRepository.Insert(feature);
return(result);
}