private void ExecuteTake(ITaker unit, TakeAction action)
{
var obj = State.FindObject(action.ObjectId);
if (obj == null)
{
throw new BadActionException($"Unit {unit} cannot take a non-existing object {action.ObjectId}");
}
if (!IsAdjacent((Unit)unit, obj))
{
throw new BadActionException($"Unit {unit} not adjacent to the object it desires to take {obj}");
}
if (obj is ITransferable transferable)
{
if (transferable.HasOwner)
{
throw new BadActionException($"Unit {unit} cannot take a currently-owned object {action.ObjectId}");
}
unit.Take(transferable);
transferable.TransferTo(((Unit)unit).Id);
}
else
{
throw new BadActionException($"Unit {unit} cannot take a non-transferable object {action.ObjectId}");
}
}
public virtual void Accept(ITaker <A> ia)
{
ia.Take(this);
}