/// <summary>
/// Set iscompleted on true, call targetfieldistrap method, call targetfieldcontainsitem method, move the player
/// and decrement the playerremainingmoves when the sourceplayer has more moves left, the targetfield is valid and the targetfield is in range
/// </summary>
public override void Execute()
{
if (SourcePlayer.PlayerRemainingMoves < 1)
{
throw new CantMoveException("No more moves left");
}
else if (TargetFieldIsInvalid() == true)
{
throw new CantMoveException("Targetfield is blocked by another player or is a wall");
}
else if (VerifyMoveRange() == false)
{
throw new CantMoveException("Targetfield is out of range");
}
else
{
TargetFieldIsTrap();
TargetFieldContainsItem();
if (!(Level.PlayingField[XPosition, YPosition].FieldType is Trapdoor))
{
SourcePlayer.MovePlayer(XPosition, YPosition);
}
SourcePlayer.PlayerRemainingMoves--;
IsCompleted = true;
}
}
/// <summary>
/// Checks if the targetfield is a trap
/// If the target field is a trap it will be triggered and if it is a trapdoor the player will be additionally set to a random free and accessable field
/// </summary>
public void TargetFieldIsTrap()
{
if (Level.PlayingField[_xPosition, _yPosition].FieldType is Trap)
{
Level.PlayingField[_xPosition, _yPosition].FieldType.Effects(SourcePlayer);
if (Level.PlayingField[_xPosition, _yPosition].FieldType is Trapdoor)
{
Boolean successfulMoving = false;
int randomX;
int randomY;
while (successfulMoving == false)
{
randomX = new Random().Next(0, 19);
randomY = new Random().Next(0, 19);
if (Level.PlayingField[randomX, randomY].FieldType is Floor && Level.FieldBlockedByPlayer(randomX, randomY) == false)
{
successfulMoving = true;
SourcePlayer.MovePlayer(randomX, randomY);
}
else
{
//Player can not move to a wall or another trap
}
}
}
}
else
{
//Field is not a trap
}
}