/*
 * 该接口为基础的网络接口，包括了网络服务，服务端接口，客户端接口的基本定义 e.g.
 * ⭐INetProvider    网络服务接口的基本定义
 * ⭐INetServer      服务端接口的基本定义
 * ⭐INetClient      客户端接口的基本定义
 */
using System;
using Cysharp.Threading.Tasks;
namespace BITKit
{
    /// <summary>
    /// 网络提供服务，包括了基础网络服务，e.g
    /// ⭐向服务器发送指令
    /// ⭐向所有客户端发送指令
    /// ⭐向单个客户端发送指令
    /// ⭐监听与取消监听网络命令
    /// ⭐从服务器获取数据
    /// ⭐从客户端获取数据
    /// ⭐添加Rpc处理服务
    /// ⭐向服务器发送Rpc
    /// ⭐向所有客户端发送Rpc
    /// </summary>
    public interface INetProvider
    {
        /// <summary>
        /// 向服务端发送指令
        /// </summary>
        /// <typeparam name="T">远程指令类型</typeparam>
        void ServerCommand<T>(T command=default);
        /// <summary>
        /// 向所有客户端发送指令
        /// </summary>
        /// <typeparam name="T">远程指令类型</typeparam>
        void RpcClientCommand<T>(T command=default);

        /// <summary>
        /// 向单个客户端发送指令
        /// </summary>
        /// <param name="id">客户端ID</param>
        /// <param name="command">指令实例</param>
        /// <typeparam name="T">远程指令类型</typeparam>
        void ClientCommand<T>(int id,T command);
        /// <summary>
        /// 从服务端获取数据
        /// </summary>
        /// <param name="addressablePath">可寻址路劲 e.g. Key</param>
        /// <typeparam name="T"></typeparam>
        /// <returns></returns>
        UniTask<T> GetFromServer<T>(string addressablePath=Constant.System.Internal);
        /// <summary>
        /// 从客户端获取数据
        /// </summary>
        /// <param name="id">客户端ID</param>
        /// <param name="addressablePath">可寻址路劲 e.g. Key</param>
        /// <typeparam name="T">远程指令类型</typeparam>
        /// <returns></returns>
        UniTask<T> GetFromClient<T>(int id,string addressablePath=Constant.System.Internal);
        /// <summary>
        /// 添加RPC远程服务，服务类型为需要的方法标记[RPC]
        /// </summary>
        /// <param name="rpcHandle">RPC服务实例</param>
        void AddRpcHandle(object rpcHandle);
        /// <summary>
        /// 监听远程指令
        /// </summary>
        /// <param name="handle">远程指令回调</param>
        /// <typeparam name="T">远程指令类型</typeparam>
        void AddCommandListener<T>(Action<T> handle);
        /// <summary>
        /// 取消监听远程指令
        /// </summary>
        /// <param name="handle">远程指令回调</param>
        /// <typeparam name="T">远程指令类型</typeparam>
        void RemoveCommandListener<T>(Action<T> handle);
        /// <summary>
        /// 向服务端发送Rpc
        /// </summary>
        /// <param name="rpcName">RPC名称</param>
        /// <param name="pars">RPC参数</param>
        void SendRT(string rpcName, params object[] pars);
        /// <summary>
        /// 向指定客户端发送Rpc
        /// </summary>
        /// <param name="id">远程客户端Id</param>
        /// <param name="rpcName">RPC名称</param>
        /// <param name="pars">RPC参数</param>
        void SendTargetRT(int id, string rpcName, params object[] pars);
        /// <summary>
        /// 向所有客户端发送Rpc
        /// </summary>
        /// <param name="rpcName">RPC名称</param>
        /// <param name="pars">RPC参数</param>
        void SendAllRT(string rpcName, params object[] pars);
    }
    /// <summary>
    /// 服务端接口，支持服务端的基本功能
    /// ⭐开启服务器(支持指定端口)
    /// ⭐停止服务器
    /// ⭐服务器运行状态
    /// </summary>
    public interface INetServer
    {
        /// <summary>
        /// 回调:当客户端连接时
        /// </summary>
        public event Action<int> OnClientConnect; 
        /// <summary>
        /// 回调:当客户端断开连接时
        /// </summary>
        public event Action<int> OnClientDisconnected; 
        /// <summary>
        /// 运行服务端
        /// </summary>
        /// <param name="port">端口，默认为27014</param>
        void StartServer(ushort port = 27014);
        /// <summary>
        /// 停止服务端
        /// </summary>
        /// <param name="dispose">可选参数：强行释放，默认为false</param>
        void StopServer(bool dispose);
        /// <summary>
        /// (只读)服务器是否正在运行
        /// </summary>
        bool IsRunningServer { get; }
    }

    public interface INetClient
    {
        public event Action OnStartConnect;
        public event Action OnConnected;
        public event Action OnDisconnected;
        public event Action OnConnectedFailed;
        UniTask<bool> Connect(string address="localhost",ushort port=27014);
        bool IsConnected { get; }
        int Ping { get; }
        void Disconnect();
    }
}