public Robot(Position position, Direction direction, BattleArena battleArena)
{
IsRobotValid(position, direction, battleArena);
Id = battleArena.Robots.Count;
Position = position;
Direction = direction;
BattleArena = battleArena;
battleArena.Robots.Add(this);
}
// ReSharper disable once ParameterOnlyUsedForPreconditionCheck.Local
private void IsRobotValid(Position position, Direction direction, BattleArena battleArena)
{
if (!Enum.IsDefined(typeof(Direction), direction))
{
throw new ArgumentException("Invalid direction. Can't create the robot.");
}
if (battleArena.IsFull())
{
throw new ArgumentException("Can't add the robot because the battle arena is full.");
}
if (!battleArena.IsPositionInsideBattleArena(position))
{
throw new ArgumentException("Invalid starting position. Robot can't start outside the battle arena.");
}
if (!battleArena.IsPositionUnoccupied(battleArena.Robots.Count, position))
{
throw new ArgumentException("Invalid starting position. Robot can't be in the same place as another robot.");
}
}