private static void HandleAddItemToTrade(GameSession session, PacketReader packet)
{
long itemUid = packet.ReadLong();
int amount = packet.ReadInt();
if (!session.Player.Inventory.HasItem(itemUid) || session.Player.TradeInventory.IsLocked)
{
return;
}
Item item = session.Player.Inventory.GetByUid(itemUid);
if (item.IsBound())
{
return;
}
// Split item
if (item.Amount > amount)
{
item.TrySplit(amount, out Item splitItem);
session.Send(ItemInventoryPacket.UpdateAmount(itemUid, item.Amount));
item = splitItem;
}
else
{
session.Player.Inventory.RemoveItem(session, itemUid, out Item removedItem);
item = removedItem;
}
session.Player.TradeInventory.AddItem(session, item);
}
public void Add(GameSession session, long uid, int amount, short slot)
{
Item item = session.Player.Inventory.GetByUid(uid);
if (amount < item.Amount)
{
item.TrySplit(amount, out Item splitItem);
session.Send(ItemInventoryPacket.UpdateAmount(uid, item.Amount));
item = splitItem;
}
else
{
session.Player.Inventory.RemoveItem(session, uid, out Item removedItem);
item = removedItem;
}
// If slot is free, add item to it
if (Items[slot] is null)
{
item.Slot = slot;
Items[slot] = item;
session.Send(StorageInventoryPacket.Add(item));
return;
}
// Find first item with the same id, if true update the amount
Item existingItem = Items.FirstOrDefault(x => x is not null && x.Id == item.Id && x.Rarity == item.Rarity);
if (existingItem is not null)
{
if (existingItem.Amount + item.Amount <= existingItem.StackLimit)
{
existingItem.Amount += item.Amount;
session.Send(StorageInventoryPacket.UpdateItem(existingItem));
return;
}
existingItem.Amount = existingItem.StackLimit;
item.Amount = existingItem.Amount + item.Amount - existingItem.StackLimit;
session.Send(StorageInventoryPacket.UpdateItem(existingItem));
}
// Find first free slot
for (short i = 0; i < Items.Length; i++)
{
if (Items[i] is not null)
{
continue;
}
item.Slot = i;
Items[i] = item;
session.Send(StorageInventoryPacket.Add(item));
return;
}
}
private static void HandleCreateListing(GameSession session, PacketReader packet)
{
long itemUid = packet.ReadLong();
long price = packet.ReadLong();
int quantity = packet.ReadInt();
if (!session.Player.Inventory.HasItem(itemUid))
{
session.Send(BlackMarketPacket.Error((int)BlackMarketError.ItemNotInInventory));
return;
}
Item item = session.Player.Inventory.GetByUid(itemUid);
if (item.Amount < quantity || item.IsBound())
{
return;
}
double depositRate = 0.01; // 1% deposit rate
int maxDeposit = 100000;
int calculatedDeposit = (int)(depositRate * (price * quantity));
int deposit = Math.Min(calculatedDeposit, maxDeposit);
if (!session.Player.Wallet.Meso.Modify(-deposit))
{
return;
}
if (item.Amount > quantity)
{
item.TrySplit(quantity, out Item newStack);
session.Send(ItemInventoryPacket.UpdateAmount(item.Uid, item.Amount));
item = newStack;
}
else
{
session.Player.Inventory.ConsumeItem(session, item.Uid, quantity);
}
BlackMarketListing listing = new(session.Player, item, quantity, price, deposit);
session.Send(BlackMarketPacket.CreateListing(listing));
}