public static void HandleClickWindowPacket(IPacket _packet, IRemoteClient _client, IMultiplayerServer server)
{
var packet = (ClickWindowPacket)_packet;
var client = (RemoteClient)_client;
var window = client.CurrentWindow;
if (packet.SlotIndex == -999)
{
// Throwing item
ItemEntity item;
if (packet.RightClick)
{
var spawned = client.ItemStaging;
spawned.Count = 1;
var inventory = client.ItemStaging;
inventory.Count--;
item = new ItemEntity(client.Entity.Position + new Vector3(0, PlayerEntity.Height, 0), spawned);
client.ItemStaging = inventory;
}
else
{
item = new ItemEntity(client.Entity.Position + new Vector3(0, PlayerEntity.Height, 0), client.ItemStaging);
client.ItemStaging = ItemStack.EmptyStack;
}
item.Velocity = MathHelper.FowardVector(client.Entity.Yaw) * 0.3;
server.GetEntityManagerForWorld(client.World).SpawnEntity(item);
return;
}
if (packet.SlotIndex >= window.Length || packet.SlotIndex < 0)
{
return;
}
ItemStack existing = window[packet.SlotIndex];
ItemStack held = client.ItemStaging;
if (packet.SlotIndex == InventoryWindow.CraftingOutputIndex &&
(window is InventoryWindow || window is CraftingBenchWindow))
{
// Stupid special case because Minecraft was written by morons
if (held.ID == existing.ID || held.Empty)
{
if (held.Empty)
{
held = existing;
}
else
{
held.Count += existing.Count;
}
client.ItemStaging = held;
window[packet.SlotIndex] = ItemStack.EmptyStack;
}
client.QueuePacket(new WindowItemsPacket(packet.WindowID, window.GetSlots()));
return;
}
if (client.ItemStaging.Empty) // Picking up something
{
if (packet.Shift)
{
window.MoveToAlternateArea(packet.SlotIndex);
}
else
{
if (packet.RightClick)
{
sbyte mod = (sbyte)(existing.Count % 2);
existing.Count /= 2;
held = existing;
held.Count += mod;
client.ItemStaging = held;
window[packet.SlotIndex] = existing;
}
else
{
client.ItemStaging = window[packet.SlotIndex];
window[packet.SlotIndex] = ItemStack.EmptyStack;
}
}
}
else // Setting something down
{
if (existing.Empty) // Replace empty slot
{
if (packet.RightClick)
{
var newItem = (ItemStack)client.ItemStaging.Clone();
newItem.Count = 1;
held.Count--;
window[packet.SlotIndex] = newItem;
client.ItemStaging = held;
}
else
{
window[packet.SlotIndex] = client.ItemStaging;
client.ItemStaging = ItemStack.EmptyStack;
}
}
else
{
if (existing.CanMerge(client.ItemStaging)) // Merge items
{
// TODO: Consider the maximum stack size
if (packet.RightClick)
{
existing.Count++;
held.Count--;
window[packet.SlotIndex] = existing;
client.ItemStaging = held;
}
else
{
existing.Count += client.ItemStaging.Count;
window[packet.SlotIndex] = existing;
client.ItemStaging = ItemStack.EmptyStack;
}
}
else // Swap items
{
window[packet.SlotIndex] = client.ItemStaging;
client.ItemStaging = existing;
}
}
}
client.QueuePacket(new WindowItemsPacket(packet.WindowID, window.GetSlots()));
}
