public override void Execute()
{
if (!(Actor is AbstractPlayer))
{
return;
}
AbstractPlayer player = (AbstractPlayer)Actor;
MapBlock currentBlock = player.Position;
if (currentBlock == null || currentBlock.Item == null)
{
throw new NoItemToPickUpException(player);
}
else if (currentBlock.Item is AbstractInventoryItem)
{
// normal item, just pick it up
if (player.IsInventoryFull())
{
throw new InventoryIsFullException(player);
}
player.AddItemToInventory((AbstractInventoryItem)(currentBlock.PickUpItem()));
}
else if (currentBlock.Item is AbstractWeapon)
{
// weapon
AbstractWeapon oldWeapon = player.SwapWeapon((AbstractWeapon)(currentBlock.PickUpItem()));
currentBlock.Item = oldWeapon;
}
else if (currentBlock.Item is AbstractArmor)
{
// armor
AbstractArmor oldArmor = player.SwapArmor((AbstractArmor)(currentBlock.PickUpItem()));
currentBlock.Item = oldArmor;
}
else
{
throw new PickUpUnknownItemException(player, currentBlock.Item);
}
}