using System;

namespace ET
{
    [ActorMessageHandler]
    public class C2M_ChangeNickNameHandler : AMActorLocationRpcHandler<Unit, C2M_ChangeNickName, M2C_ChangeNickName>
    {
        protected override async ETTask Run(Unit unit, C2M_ChangeNickName request, M2C_ChangeNickName response, Action reply)
        {
            var ret = CharacterHelper.ReduceMoney(unit, CharacterHelper.MoneyType.Voucher, ConstDefine.ChangeNickNamePrice);
            if (ret != null)
            {
                response.Message = ret;
                reply();
                return;
            }
            User user = await UserComponent.Instance.Query(unit.Id);
            string oldName = user.NickName;
            string name = request.name.TrimEnd().Trim(new char[] { '\n', '狗', '夏', '.' });
            if (name.Length > 7)
            {
                response.Message = "昵称过长";
                reply();
                return;
            }
            if (name.Contains('.'))
            {

                response.Message = "不可使用.";
                reply();
                return;
            }
            var list =await DBComponent.Instance.Query<NickName>(t => t.Nickname == name);
            if(list!=null && list.Count > 0)
            {
                response.Message = "昵称重复";
                reply();
                return;
            }
            await DBComponent.Instance.Remove<NickName>(t => t.Nickname == user.NickName);
            using NickName nickName = EntityFactory.Create<NickName>(unit.DomainScene());
            nickName.Nickname = name;
            await DBComponent.Instance.Save(nickName);
            user.NickName = name;
            await UserComponent.Instance.Save(user);
            using NickNameLog log = EntityFactory.CreateWithId<NickNameLog>(unit.DomainScene(),unit.Id);
            if(log.nameList.Count==0|| log.nameList[^1]!=oldName)
            log.nameList.Add(oldName);
            log.nameList.Add(name);
            await DBComponent.Instance.Save(log);

            reply();
            await ETTask.CompletedTask;
        }
    }
}