/// <summary>
/// Adds a settler to the action.
/// </summary>
/// <param name="settler">The settler.</param>
/// <returns><c>True</c> if success; <c>False</c> otherwise.</returns>
internal bool AddSettler(SettlerPivot settler)
{
bool canWork = !settler.BusyOnAction;
if (canWork)
{
_settlers.Add(settler);
settler.SetAction(this);
}
return(canWork);
}
