public override void DropData(Vector2 Pos, object Data)
{
if (Data is int FromSlot && ParentMenu.Source != null)
{
if (Source == ParentMenu.Source.Source && Slot == FromSlot)
{
return; //Same source and slot, we dropped on ourself
}
Items.Instance Moving = ParentMenu.Source.Source.Inventory[FromSlot];
Assert.ActualAssert(Moving != null);
if (Moving == null)
{
return; //Makes Roslyn happy
}
Items.Instance Original = Source.Inventory[Slot];
int RetrieveCount = ParentMenu.CalcRetrieveCount(Moving.Count);
bool EmptyMoving = RetrieveCount == Moving.Count; //If we are moving all, empty the the source slot
if (Original == null) //Replace (no item at target)
{
if (Net.Work.IsNetworkServer())
{
Source.NetUpdateInventorySlot(Slot, Moving.Id, RetrieveCount);
if (EmptyMoving)
{
ParentMenu.Source.Source.NetEmptyInventorySlot(FromSlot);
}
else
{
ParentMenu.Source.Source.NetUpdateInventorySlot(FromSlot, Moving.Id, Moving.Count - RetrieveCount);
}
}
else
{
Source.RpcId(Net.ServerId, nameof(IHasInventory.NetUpdateInventorySlot), Slot, Moving.Id, RetrieveCount);
if (EmptyMoving)
{
ParentMenu.Source.Source.RpcId(Net.ServerId, nameof(IHasInventory.NetEmptyInventorySlot), FromSlot);
}
else
{
ParentMenu.Source.Source.RpcId(Net.ServerId, nameof(IHasInventory.NetUpdateInventorySlot), FromSlot, Moving.Id, Moving.Count - RetrieveCount);
}
}
}
else
{
if (Moving.Id == Original.Id) //Combine at target
{
if (Net.Work.IsNetworkServer())
{
Source.NetUpdateInventorySlot(Slot, Original.Id, Original.Count + RetrieveCount);
if (EmptyMoving)
{
ParentMenu.Source.Source.NetEmptyInventorySlot(FromSlot);
}
else
{
ParentMenu.Source.Source.NetUpdateInventorySlot(FromSlot, Moving.Id, Moving.Count - RetrieveCount);
}
}
else
{
Source.RpcId(Net.ServerId, nameof(IHasInventory.NetUpdateInventorySlot), Slot, Original.Id, Original.Count + RetrieveCount);
if (EmptyMoving)
{
ParentMenu.Source.Source.RpcId(Net.ServerId, nameof(IHasInventory.NetEmptyInventorySlot), FromSlot);
}
else
{
ParentMenu.Source.Source.RpcId(Net.ServerId, nameof(IHasInventory.NetUpdateInventorySlot), FromSlot, Moving.Id, Moving.Count - RetrieveCount);
}
}
}
else if (RetrieveCount == Moving.Count) //Swap, only if we are moving all from the source slot
{
if (Net.Work.IsNetworkServer())
{
Source.NetUpdateInventorySlot(Slot, Moving.Id, Moving.Count);
ParentMenu.Source.Source.NetUpdateInventorySlot(FromSlot, Original.Id, Original.Count);
}
else
{
Source.RpcId(Net.ServerId, nameof(IHasInventory.NetUpdateInventorySlot), Slot, Moving.Id, Moving.Count);
ParentMenu.Source.Source.RpcId(Net.ServerId, nameof(IHasInventory.NetUpdateInventorySlot), FromSlot, Original.Id, Original.Count);
}
}
}
}
}
