using System.Collections.Generic;
using MinecraftClient.Inventory;
using MinecraftClient.Inventory.ItemPalettes;
using MinecraftClient.Protocol.Handlers.StructuredComponents.Core;

namespace MinecraftClient.Protocol.Handlers.StructuredComponents.Components._1_20_6;

public class BundleContentsComponent(DataTypes dataTypes, ItemPalette itemPalette, SubComponentRegistry subComponentRegistry) 
    : StructuredComponent(dataTypes, itemPalette, subComponentRegistry)
{
    public List<Item> Items { get; set; } = [];

    public override void Parse(Queue<byte> data)
    {
        var count = dataTypes.ReadNextVarInt(data);

        for (var i = 0; i < count; i++)
        {
            var item = dataTypes.ReadNextItemSlot(data, itemPalette);
            if (item != null)
                Items.Add(item);
        }
    }

    public override Queue<byte> Serialize()
    {
        var data = new List<byte>();
        data.AddRange(DataTypes.GetVarInt(Items.Count));

        foreach (var item in Items)
            data.AddRange(DataTypes.GetItemSlot(item, itemPalette));

        return new Queue<byte>(data);
    }
}