using System;
using System.IO;
using System.Linq;
using System.Net;
using System.Threading.Tasks;
using Discord;
using Discord.Commands;
using Discord.WebSocket;

namespace DiscordBot
{
    class Program
    {
        public static void Main(string[] args)
            => new Program().MainAsync().GetAwaiter().GetResult();

        private DiscordSocketClient _client;
        private CommandHandler cHandler;

        public async Task MainAsync()
        {
            _client = new DiscordSocketClient();

            _client.Log += Log;

            
            cHandler = new CommandHandler(_client, new CommandService());
            // Remember to keep token private or to read it from an 
            // external source! In this case, we are reading the token 
            // from an environment variable. If you do not know how to set-up
            // environment variables, you may find more information on the 
            // Internet or by using other methods such as reading from 
            // a configuration.
            await cHandler.InstallCommandsAsync();

            try
            {
                await _client.LoginAsync(TokenType.Bot,
                    Environment.GetEnvironmentVariable("DiscordToken"));
            }
            catch
            {
                await _client.LoginAsync(TokenType.Bot, File.ReadAllText("Token"));
            }

            await _client.StartAsync();

            // Block this task until the program is closed.
            await Task.Delay(-1);
        }

        private Task Log(LogMessage msg)
        {
            Console.WriteLine(msg.ToString());
            return Task.CompletedTask;
        }
    }
}