/// <summary>
/// Player's selection of units.
/// In the case of the selection of the second unit, check the possibility of their swapping. If it leads to the match, swap selected units.
/// </summary>
/// <param name="ci"></param>
public void UnitClickHandler(UnitInfo ci)
{
if (ci == null || !(_state is StateWait))
{
return;
}
if (_selectedUnit == null)
{
_selectedUnit = ci;
_selectedUnit.ShowShadow();
}
else
{
if (_selectedUnit != ci && _game.TrySwapUnits(_selectedUnit.MPos, ci.MPos))
{
SwapTwoUnits(_selectedUnit, ci);
}
_selectedUnit.HideShadow();
_selectedUnit = null;
}
}
