public static bool TryRemoveFriend(this Character character, uint friendId, out CharacterPropertiesFriendList entity, ReaderWriterLockSlim rwLock)
{
rwLock.EnterUpgradeableReadLock();
try
{
entity = character.CharacterPropertiesFriendList.FirstOrDefault(x => x.FriendId == friendId);
if (entity != null)
{
rwLock.EnterWriteLock();
try
{
character.CharacterPropertiesFriendList.Remove(entity);
entity.Character = null;
return(true);
}
finally
{
rwLock.ExitWriteLock();
}
}
return(false);
}
finally
{
rwLock.ExitUpgradeableReadLock();
}
}
public static bool TryRemoveFriend(this Biota biota, ObjectGuid friendGuid, out CharacterPropertiesFriendList entity, ReaderWriterLockSlim rwLock)
{
rwLock.EnterUpgradeableReadLock();
try
{
entity = biota.CharacterPropertiesFriendList.FirstOrDefault(x => x.FriendId == friendGuid.Full);
if (entity != null)
{
rwLock.EnterWriteLock();
try
{
biota.CharacterPropertiesFriendList.Remove(entity);
entity.Object = null;
return(true);
}
finally
{
rwLock.ExitWriteLock();
}
}
return(false);
}
finally
{
rwLock.ExitUpgradeableReadLock();
}
}
public static CharacterPropertiesFriendList AddFriend(this Character character, uint friendId, ReaderWriterLockSlim rwLock, out bool friendAlreadyExists)
{
rwLock.EnterUpgradeableReadLock();
try
{
var entity = character.CharacterPropertiesFriendList.FirstOrDefault(x => x.FriendId == friendId);
if (entity != null)
{
friendAlreadyExists = true;
return(entity);
}
rwLock.EnterWriteLock();
try
{
entity = new CharacterPropertiesFriendList {
CharacterId = character.Id, FriendId = friendId, Character = character
};
character.CharacterPropertiesFriendList.Add(entity);
friendAlreadyExists = false;
return(entity);
}
finally
{
rwLock.ExitWriteLock();
}
}
finally
{
rwLock.ExitUpgradeableReadLock();
}
}
public static bool TryRemoveFriend(this Character character, ObjectGuid friendGuid, out CharacterPropertiesFriendList entity)
{
entity = character.CharacterPropertiesFriendList.FirstOrDefault(x => x.FriendId == friendGuid.Full);
if (entity != null)
{
character.CharacterPropertiesFriendList.Remove(entity);
entity.Character = null;
return(true);
}
return(false);
}
