using System;

namespace ET.Server
{
    /// <summary>
    /// 创建角色
    /// </summary>
    [MessageHandler(SceneType.Game)]
    public class C2G_CreatePlayerHandler: AMRpcHandler<C2G_CreatePlayer, G2C_CreatePlayer>
    {
        protected override async ETTask Run(Session session, C2G_CreatePlayer request, G2C_CreatePlayer response, Action reply)
        {
            // 重复请求
            if (session.GetComponent<SessionLockComponent>() != null)
            {
                response.Error = ErrorCode.ERR_RequestRepeatedly;
                reply();
                return;
            }

            session.AddComponent<SessionLockComponent>();

            if (session.DomainScene().SceneType != SceneType.Game)
            {
                Log.Debug($"Game 请求的Scene错误...SceneType={session.DomainScene().SceneType}");
                session.Dispose();
                return;
            }

            // 判断参数
            if (string.IsNullOrEmpty(request.Name.Trim()))
            {
                Log.Debug($"请输入角色名");
                response.Error = ErrorCode.ERR_PlayerNameIsNull;
                reply();
                return;
            }

            // todo 名字是否合法

            if (request.Pro < (byte) PlayerProType.COMMON || request.Pro > (byte) PlayerProType.LI_NHU)
            {
                Log.Debug($"该职业有误");
                response.Error = ErrorCode.ERR_ProNotProper;
                reply();
                return;
            }

            if (request.Sex != (byte) SexType.Man && request.Sex != (byte) SexType.Woman)
            {
                Log.Debug($"该性别有误");
                response.Error = ErrorCode.ERR_SexNotProper;
                reply();
                return;
            }

            // todo 服务器是否已达上限

            // 是否有配置
            Character prop = CharacterCategory.Instance.Get(request.Pro);

            if (prop == null)
            {
                Log.Debug($"该职业未配置, pro={request.Pro}");
                response.Error = ErrorCode.ERR_ProNotProper;
                reply();
                return;
            }

            Scene scene = session.DomainScene();

            // 创建角色
            PlayerInfo playerInfo;

            long _id = IdGenerater.Instance.GenerateUnitId(scene.DomainZone());

            using (await CoroutineLockComponent.Instance.Wait(CoroutineLockType.CreatePlayer, _id.ToString().Trim().GetHashCode()))
            {
                playerInfo = new PlayerInfo();
                playerInfo.Id = _id;
                playerInfo.UserId = session.GetComponent<SessionPlayerComponent>().UserId;
                playerInfo.Name = request.Name;
                playerInfo.Sex = request.Sex;
                playerInfo.Pro = request.Pro;
                playerInfo.Level = prop.initLevel;
                playerInfo.Exp = 0;

                await DBManagerComponent.Instance.GetZoneDB(session.DomainZone()).Save(playerInfo);
            }

            // 创建玩家实体, 初始化各模块数据
            WNPlayer player = scene.GetComponent<GamePlayerComponent>()
                    .AddChildWithId<WNPlayer, Session, PlayerInfo>(playerInfo.Id, session, playerInfo);

            // 添加绑定session角色
            session.GetComponent<SessionPlayerComponent>().Add(playerInfo);

            Log.Info($"创建角色, playerId={playerInfo.Id}, name={playerInfo.Name}, userId={playerInfo.UserId}");

            response.Player = PlayerHelper.PlayerInfoToProto(player);

            reply();
        }
    }
}