void OnMouseDown()
{
Vector3 pos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
Vector3Int coordinate = grid.WorldToCell(pos);
coordinate.Clamp(minCoordinate, maxCoordinate);
if (mode == "place")
{
controller.PlaceShip(coordinate);
}
else if (mode == "attack")
{
// outside code thinks coordinates are 0, 0 based
controller.TakeTurn(coordinate - new Vector3Int(0, size, 0));
}
}
