public IResult UpdateAchievementType(AchievementTypeDto achievementTypeDto)
{
using WordBookContext db = new();
AchievementType updatedAchievementType = db.AchievementTypes.Where(a => a.AchievementTypeId == achievementTypeDto.AchievementTypeId).SingleOrDefault();
if (updatedAchievementType == null)
{
return(new ErrorResult(Messages.AchievementTypeNotFound));
}
updatedAchievementType.Name = achievementTypeDto.Name;
db.SaveChanges();
return(new SuccessResult(Messages.AchievementTypeUpdated));
}
public IResult DeleteAchievementType(AchievementTypeDto achievementTypeDto)
{
using WordBookContext db = new();
AchievementType deletedAchievementType = db.AchievementTypes.Where(a => a.AchievementTypeId == achievementTypeDto.AchievementTypeId).SingleOrDefault();
if (deletedAchievementType == null)
{
return(new ErrorResult(Messages.AchievementTypeNotFound));
}
if (db.Achievements.Any(a => a.AchievementTypeId == achievementTypeDto.AchievementTypeId))
{
return(new ErrorResult(Messages.AchievementTypeCanNotBeDeleted));
}
db.AchievementTypes.Remove(deletedAchievementType);
db.SaveChanges();
return(new SuccessResult(Messages.AchievementTypeDeleted));
}
public IResult AddAchievementType(AchievementTypeDto achievementTypeDto)
{
using WordBookContext db = new();
if (db.AchievementTypes.Any(a => a.Name == achievementTypeDto.Name))
{
return(new ErrorResult(Messages.AchievementTypeAlreadyExists));
}
AchievementType addedAchievementType = new()
{
AchievementTypeId = 0,
Name = achievementTypeDto.Name
};
db.AchievementTypes.Add(addedAchievementType);
db.SaveChanges();
return(new SuccessResult(Messages.AchievementTypeAdded));
}
