karmabot/JetKarmaBot/Program.cs

using Microsoft.EntityFrameworkCore;
using NLog;
using JetKarmaBot.Models;

namespace JetKarmaBot;

public static class Program
{
    private static Logger log = LogManager.GetCurrentClassLogger();
    public enum ExitCode : int
    {
        Ok = 0,
        ErrorNotStarted = 0x80,
        ErrorRunning = 0x81,
        ErrorException = 0x82,
        ErrorInvalidCommandLine = 0x100
    };

    public static int Main(string[] args)
    {
        log.Info("Starting JetKarmaBot.");
        Container c = new Container();
        var cfg = new Config("karma.cfg.json");
        c.AddInstance(cfg);

        var connStr = cfg.ConnectionString + (cfg.ConnectionString.EndsWith(";") ? "" : ";") + "TreatTinyAsBoolean=false";
        var serverVersion = ServerVersion.AutoDetect(connStr);

        var dbOptions = new DbContextOptionsBuilder<KarmaContext>()
            .UseMySql(connStr, serverVersion);
        c.AddInfo<Logger>(new LogInfo());
        if (cfg.SqlDebug)
        {
            dbOptions = dbOptions.UseLoggerFactory(c.GetInstance<NLoggerFactory>());
        }
        c.AddTransient(() => new KarmaContext(dbOptions.Options));
        c.Add<JetKarmaBot>();

        var bot = c.GetInstance<JetKarmaBot>();

        try
        {
            bot.Init().GetAwaiter().GetResult();
            log.Info("JetKarmaBot started. Press Ctrl-C to exit...");
        }
        catch (Exception ex)
        {
            log.Error(ex);
            return (int)ExitCode.ErrorException;
        }
        ManualResetEvent quitEvent = new ManualResetEvent(false);
        try
        {
            Console.CancelKeyPress += (sender, eArgs) => // ctrl-c
            {
                eArgs.Cancel = true;
                quitEvent.Set();
            };
            AppDomain.CurrentDomain.ProcessExit += (sender, args) =>
            {
                log.Info("Received stop request, waiting for exit...");
                bot?.Stop()?.GetAwaiter().GetResult();
            };
        }
        catch { }

        quitEvent.WaitOne(Timeout.Infinite);
        log.Info("Waiting for exit...");
        bot?.Stop()?.GetAwaiter().GetResult();

        return (int)ExitCode.Ok;
    }
}