using System.Diagnostics;
using System.Security.Cryptography;
using Updater.Core;

namespace Updater;

internal sealed class Program
{
    static int Main(string[] args)
    {
        var logger = new ConsoleLogger();
        Options? options;
        try
        {
            options = Options.Parse(args);
        }
        catch (Exception ex)
        {
            logger.Error($"Arguments error: {ex.Message}");
            Console.WriteLine(Options.Usage);
            return ExitCodes.InvalidArgs;
        }


        Thread.Sleep(options.UpdateDelayMs);

        if (options.WaitProcess != null)
        try
        {
            using (var proc = Process.GetProcessById(options.WaitProcess.Value))
            {
                logger.Info($"Waiting for the process to complete {options.WaitProcess}...");
                proc.WaitForExit(); // блокирует выполнение до завершения процесса
                logger.Info("Process is completed.");
            }
        }
        catch (ArgumentException)
        {
                logger.Info($"Process with PID {options.WaitProcess} not found.");
        }


        var extractor = new ZipExtractor(logger);
        var installer = new SafeFileInstaller(logger);
        var procMgr = new ProcessManager(logger);
        var app = new UpdaterApp(logger, extractor, installer, procMgr);

        return app.Run(options);
    }
}