using System;
using System.Diagnostics;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Markup;
using System.Windows.Threading;
using SbLauncher;

public static class UiStress
{
    [STAThread]
    public static int Main()
    {
        var app = new Application();
        app.ShutdownMode = ShutdownMode.OnExplicitShutdown;
        var root = AppDomain.CurrentDomain.BaseDirectory;
        var window = (Window)XamlReader.Parse(File.ReadAllText(Path.Combine(root, "Ui.xaml")));
        var vm = new MainVm();
        window.DataContext = vm;
        vm.ThemeApplier = delegate(string theme) { Theme.Apply(window, theme); };
        vm.Load(new Paths(root));
        vm.SetTheme(Theme.Dark);
        var stopwatch = Stopwatch.StartNew();
        long previous = 0, longest = 0;
        int ticks = 0;
        var timer = new DispatcherTimer { Interval = TimeSpan.FromMilliseconds(50) };
        timer.Tick += delegate
        {
            long now = stopwatch.ElapsedMilliseconds;
            if (previous != 0) longest = Math.Max(longest, now - previous);
            previous = now;
            ticks++;
            vm.ShowSettings = !vm.ShowSettings;
            vm.SetTheme(ticks % 2 == 0 ? Theme.Dark : Theme.Light);
            // Оставляем каждую фазу на несколько кадров, чтобы реально
            // проверить запуск и остановку Storyboard при нагрузке.
            if (ticks % 10 == 0)
                vm.ConnectionPhase = new[] { "connecting", "connected", "disconnecting", "idle" }[(ticks / 10) % 4];
            if (now >= 4000) { timer.Stop(); app.Shutdown(); }
        };
        window.Show();
        timer.Start();
        Task.Run(delegate
        {
            for (int i = 0; i < 20000; i++) vm.AppendLog("stress line " + i);
        });
        app.Run();
        vm.DisposeTimers();
        Console.WriteLine("UI ticks: " + ticks + ", max interval: " + longest + " ms, log length: " + vm.LogText.Length);
        return ticks >= 40 && longest < 500 && vm.LogText.Length <= 50000 ? 0 : 1;
    }
}