namespace ET.Server
{
    [MessageSessionHandler(SceneType.Gate)]
    public class C2G_UseItemHandler : RpcMessageHandler<C2G_UseItem, R2C_UseItem>
    {
        protected override async ETTask OnRun(Session session, C2G_UseItem request, R2C_UseItem response)
        {
            Player player = session.GetComponent<SessionPlayerComponent>()?.Player;
            if (player == null)
            {
                response.Error = ErrorCode.ERR_RpcFail;
                response.Message = "player_not_found";
                return;
            }

            if (!BagService.TryUseItem(player, request.itemIndex, request.count <= 0 ? 1 : request.count, out string reason, out ItemUnit item))
            {
                response.Error = ErrorCode.ERR_BAG_ITEM_NOT_ENOUGH;
                response.Message = reason;
                return;
            }

            response.item = BagMapper.ToProto(item);
            await ETTask.CompletedTask;
        }
    }
}