using CommonLang.IO.Attribute;
using CommonLang.Protocol;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using CommonLang.IO;
using CommonAI.Zone;

namespace CommonTickBattle.Battle
{
    public abstract class TBMessage : IMessage
    {
        public int MessageID { get; set; }
        public abstract void WriteExternal(IOutputStream output);
        public abstract void ReadExternal(IInputStream input);
    }

    /// <summary>
    /// Local->Host
    /// 想在未来某个时间点执行一个动作
    /// </summary>
    [MessageType(0xFB01)]
    public class TBRequest : TBMessage
    {
        public ulong send_tick;
        public ulong action_tick;
        public CommonAI.Zone.Action action;
        public override void WriteExternal(IOutputStream output)
        {
            output.PutVS32(MessageID);
            output.PutVU64(send_tick);
            output.PutVU64(action_tick);
            output.PutExt(action);
        }
        public override void ReadExternal(IInputStream input)
        {
            this.MessageID = input.GetVS32();
            this.send_tick = input.GetVU64();
            this.action_tick = input.GetVU64();
            this.action = input.GetExtAny() as ObjectAction;
        }
    }
    /// <summary>
    /// Host->Local
    /// 对Request做判断是否成功执行
    /// </summary>
    [MessageType(0xFB02)]
    public class TBResponse : TBMessage
    {
        public enum Result : byte
        {
            NA = 0,
            OK = 1,
            TimeOut = 2,
            Error = 255,
        }
        public Result result;
        public override void WriteExternal(IOutputStream output)
        {
            output.PutVS32(MessageID);
            output.PutEnum8(result);
        }
        public override void ReadExternal(IInputStream input)
        {
            this.MessageID = input.GetVS32();
            this.result = input.GetEnum8<Result>();
        }
    }
    /// <summary>
    /// Host->Local
    /// 成功的Request动作同步给其他玩家
    /// </summary>
    [MessageType(0xFB03)]
    public class TBNotify : TBMessage
    {
        public string player_uuid;
        public ulong action_tick;
        public CommonAI.Zone.Action action;
        public override void WriteExternal(IOutputStream output)
        {
            output.PutUTF(player_uuid);
            output.PutVU64(action_tick);
            output.PutExt(action);
        }
        public override void ReadExternal(IInputStream input)
        {
            this.player_uuid = input.GetUTF();
            this.action_tick = input.GetVU64();
            this.action = input.GetExtAny() as ObjectAction;
        }
    }
    /// <summary>
    /// Host->Local
    /// 同步帧
    /// </summary>
    [MessageType(0xFB04)]
    public class TBSyncTime : TBMessage
    {
        public ulong current_tick;
        public override void WriteExternal(IOutputStream output)
        {
            output.PutVU64(current_tick);
        }
        public override void ReadExternal(IInputStream input)
        {
            this.current_tick = input.GetVU64();
        }
    }
    /// <summary>
    /// Host->Local
    /// 同步历史记录，用于断线重连
    /// </summary>
    [MessageType(0xFB05)]
    public class TBSyncHistory : TBMessage
    {
        public ulong current_tick;
        public List<TBNotify> history;
        public override void WriteExternal(IOutputStream output)
        {
            output.PutVU64(current_tick);
            output.PutList(history, output.PutExt);
        }
        public override void ReadExternal(IInputStream input)
        {
            this.current_tick = input.GetVU64();
            this.history = input.GetList<TBNotify>(input.GetExt<TBNotify>);
        }
    }
}