public void JoinGroup(string groupId, BuddyJoinType joinType)
{
if (joinType == BuddyJoinType.New && CurrentGroupId != null)
{
throw new InvalidOperationException("Can't join group when still being in another one");
}
var e = new GroupJoined(Id, groupId);
Publish(e);
}
public void AddBuddy(Buddy buddy, BuddyJoinType joinType)
{
if (_buddyIdsBlackList.Contains(buddy.Id))
{
throw new InvalidOperationException("Buddy is on this group's blacklist");
}
if (_buddyIds.Contains(buddy.Id))
{
throw new InvalidOperationException($"Buddy {buddy.Id} is already in the group");
}
if (_buddyIds.Count >= MaximumGroupSize)
{
throw new InvalidOperationException($"Only {MaximumGroupSize} buddies are allowed per group");
}
var e = new BuddyAdded(Id, buddy.Id, joinType);
Publish(e);
}
public BuddyAdded(string id, string buddyId, BuddyJoinType type)
{
Id = id;
BuddyId = buddyId;
Type = type;
}
public JoinGroupCommand(string buddyId, string groupId, BuddyJoinType type)
{
BuddyId = buddyId;
GroupId = groupId;
Type = type;
}
