using Grpc.Core;
using Protobuf;
using System.Threading;
using Timothy.FrameRateTask;
using System;
using System.Net.Http.Headers;
using CommandLine;

namespace Server
{
    public class Program
    {
        static int Main(string[] args)
        {
            foreach (var arg in args)
            {
                Console.Write($"{arg} ");
            }
            Console.WriteLine();

            ArgumentOptions? options = null;
            _ = Parser.Default.ParseArguments<ArgumentOptions>(args).WithParsed(o => { options = o; });
            if (options == null)
            {
                Console.WriteLine("Argument parsing failed!");
                return 1;
            }

            Console.WriteLine("Server begins to run: " + options.ServerPort.ToString());

            if (options.Playback)
            {
                try
                {
                    PlaybackServer? playbackServer = new(options);
                    Grpc.Core.Server server = new Grpc.Core.Server(new[] { new ChannelOption(ChannelOptions.SoReuseport, 0) })
                    {
                        Services = { AvailableService.BindService(playbackServer) },
                        Ports = { new ServerPort(options.ServerIP, options.ServerPort, ServerCredentials.Insecure) }
                    };
                    server.Start();

                    Console.WriteLine("Server begins to listen!");
                    playbackServer.WaitForGame();
                    Console.WriteLine("Server end!");
                    server.ShutdownAsync().Wait();

                    Thread.Sleep(50);
                    Console.WriteLine("");
                    Console.WriteLine("===================  Final Score   ====================");
                    Console.WriteLine($"Studnet: {playbackServer.FinalScore[0]}");
                    Console.WriteLine($"Tricker: {playbackServer.FinalScore[1]}");
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.ToString());
                }
            }
            else
            {
                try
                {
                    GameServer? gameServer = new(options);
                    Grpc.Core.Server server = new Grpc.Core.Server(new[] { new ChannelOption(ChannelOptions.SoReuseport, 0) })
                    {
                        Services = { AvailableService.BindService(gameServer) },
                        Ports = { new ServerPort(options.ServerIP, options.ServerPort, ServerCredentials.Insecure) }
                    };
                    server.Start();

                    Console.WriteLine("Server begins to listen!");
                    gameServer.WaitForEnd();
                    Console.WriteLine("Server end!");
                    server.ShutdownAsync().Wait();

                    Thread.Sleep(50);
                    Console.WriteLine("");
                    Console.WriteLine("===================  Final Score   ====================");
                    Console.WriteLine($"Studnet: {gameServer.GetScore()[0]}");
                    Console.WriteLine($"Tricker: {gameServer.GetScore()[1]}");
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.ToString());
                }
            }
            return 0;
        }
    }
}