/// <summary>
/// Dispatches commands to be executed.
/// </summary>
/// <param name="commandSet">Command set to dispatch.</param>
public void Dispatch(CommandSet commandSet)
{
if (commandSet == null)
{
throw new ArgumentNullException(nameof(commandSet));
}
this.guidance.Move(commandSet);
this.listener?.Transmit($"{this.guidance.Coordinates.X} {this.guidance.Coordinates.Y} {InstructionHelper.ConvertHeadingToString(this.guidance.Heading)}");
}
/// <summary>
/// Validate the values in the command set object.
/// </summary>
/// <param name="commandSet">Command set object to validate.</param>
private void ValidateCommandSet(CommandSet commandSet)
{
if (commandSet.EstablishGrid == null)
{
throw new ArgumentException("Establish grid command was null.", nameof(commandSet));
}
if (commandSet.EstablishGrid.Grid.Width < 0)
{
throw new ArgumentException("Establish grid command x-axis length is invalid.", nameof(commandSet));
}
if (commandSet.EstablishGrid.Grid.Height < 0)
{
throw new ArgumentException("Establish grid command y-axis length is invalid.", nameof(commandSet));
}
if (commandSet.ConfirmPosition == null)
{
throw new ArgumentException("Confirm position command was null.", nameof(commandSet));
}
if (commandSet.ConfirmPosition.Coordinates.X < 0)
{
throw new ArgumentException("Confirm position command x-coordinate value is invalid.", nameof(commandSet));
}
if (commandSet.ConfirmPosition.Coordinates.Y < 0)
{
throw new ArgumentException("Confirm position command y-coordinate value is invalid.", nameof(commandSet));
}
if (commandSet.ConfirmPosition.Coordinates.X > commandSet.EstablishGrid.Grid.Width)
{
throw new ArgumentOutOfRangeException("Confirm position command x-coordinate is out of the established grid.", nameof(commandSet));
}
if (commandSet.ConfirmPosition.Coordinates.Y > commandSet.EstablishGrid.Grid.Height)
{
throw new ArgumentOutOfRangeException("Confirm position command y-coordinate is out of the established grid.", nameof(commandSet));
}
if (commandSet.Move == null)
{
throw new ArgumentException("Move command was null", nameof(commandSet));
}
}
/// <summary> /// Moves the rover. /// </summary> /// <param name="commandSet">Commands used to move the rover.</param> public abstract void Move(CommandSet commandSet);
/// <summary>
/// Moves the rover.
/// </summary>
/// <param name="commandSet">Commands used to move the rover.</param>
public override void Move(CommandSet commandSet)
{
this.ValidateCommandSet(commandSet);
this.ProcessMoves(commandSet);
}
