public void MoveRobot(char[] instructions)
{
foreach (char arrow in instructions)
{
// first check for a turn
var turn = _inputReader.ReadDirection(arrow);
Direction += turn;
Direction = Convert.ToInt32(Mod(Convert.ToDouble(Direction), 4));
// If no turn move forward
if (turn == 0)
{
if (Direction == 0) // N
{
Y += 1;
}
if (Direction == 1) // E
{
X += 1;
}
if (Direction == 2) // S
{
Y -= 1;
}
if (Direction == 3) // W
{
X -= 1;
}
}
// check coordinate are within warehouse domain
if (X > XMax)
{
X = XMax;
}
if (X < 0)
{
X = 0;
}
if (Y > YMax)
{
Y = YMax;
}
if (Y < 0)
{
Y = 0;
}
}
}
