public bool RemoveById(int id)
{
var awards = _db.Awards;
bool removeResult = awards.Remove(id);
if (removeResult)
{
var userAwardLink = _db.UserAwardLink;
userAwardLink.RemoveAll(ual => ual.AwardId == id);
_db.SaveAwards();
_db.SaveUserAwardLinks();
}
return(removeResult);
}
public bool GiveAward(int userId, int awardId)
{
if (!_db.Users.ContainsKey(userId) || !_db.Awards.ContainsKey(awardId))
{
return(false);
}
var userAwardLink = _db.UserAwardLink;
var newLink = new UserAwardLink(userId, awardId);
if (userAwardLink.Contains(newLink))
{
return(false);
}
userAwardLink.Add(newLink);
_db.SaveUserAwardLinks();
return(true);
}