using System;

namespace ET
{
    [ActorMessageHandler]
    public class C2M_DropItemHandler : AMActorLocationRpcHandler<Unit, C2M_DropItem, M2C_DropItem>
    {
        protected override async ETTask Run(Unit unit, C2M_DropItem request, M2C_DropItem response, Action reply)
        {
            if (unit.teamState == TeamState.Fight)
            {
                response.Message = "战斗中...";
                reply();
                return;
            }
            UserSetting setting = unit.GetComponent<UserSetting>();
            if (setting == null)
            {
                Log.Error("setting == null");
                response.Message = "系统错误";
                reply();
                return;
            }
            int slotIndex = request.SlotId;
            int bagIndex = request.BagIndex;
            if (!(setting.GetMainUISlot(slotIndex) is MainUISlot mainUISlot))
            {
                mainUISlot = EntityFactory.CreateWithParent<MainUISlot>(setting);
                setting.UpdateMainUISlot(slotIndex, mainUISlot);
            }
            if (bagIndex == -1)
            {
                mainUISlot.MainUIType = MainUIType.NoneSlot;
                MainUIHelper.GetMainUISlotInfo(setting, response.MainUISlotList);
                reply();
                return;
            }
            Bag bag = unit.GetComponent<Bag>();
            if (!bag.ItemDic.TryGetValueByKey1(bagIndex, out Item item))
            {
                Log.Error($"玩家Id={unit.Id}想要获取Index={bagIndex}的背包信息，存在错误");
                response.Message = "系统错误!";
                reply();
                return;
            }
            if (item.ItemType != ItemType.GoodsItem)
            {
                Log.Error($"玩家Id={unit.Id}想要将Index={bagIndex}的背包物品ItemId = {item.ItemId}类型={item.ItemType}拖入主UI，存在错误");
                response.Message = "系统错误!";
                reply();
                return;
            }
            mainUISlot.RealId = item.ItemId;
            //mainUISlot.BagIndex = bagIndex;
            mainUISlot.Count = item.Count;
            mainUISlot.MainUIType = MainUIType.ItemSlot;
            MainUIHelper.GetMainUISlotInfo(setting, response.MainUISlotList);
            reply();
            await ETTask.CompletedTask;
        }
    }
}