MainWindow.xaml.cs

using System;
using System.Collections.Generic;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Shapes;

namespace DenseNumerics
{
    public partial class MainWindow : Window
    {
        private readonly Dictionary<string, string> _translations = new Dictionary<string, string>();
        private bool _isDarkTheme = false;

        public MainWindow()
        {
            InitializeComponent();
            InitializeTranslations();

            // Az ApplyTranslation a Window Loaded eseményében fog futni
            this.Loaded += MainWindow_Loaded;

        }

        private void MainWindow_Loaded(object sender, RoutedEventArgs e)
        {
            // Alkalmazzuk az alapértelmezett fordítást az ablak teljes betöltése után
            ApplyTranslation("en");
        }

        private void ThemeToggle_Click(object sender, RoutedEventArgs e)
        {
            _isDarkTheme = !_isDarkTheme;

            // Ikon frissítés
            ((Path)ThemeToggle.Content).Data = Geometry.Parse(_isDarkTheme ?
                "M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2Z" :
                "M12,20A8,8 0 0,1 4,12A8,8 0 0,1 12,4A8,8 0 0,1 20,12A8,8 0 0,1 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2Z");

            // Válaszd ki a megfelelő téma elérési útját
            string themePath = _isDarkTheme ? "Themes/DarkTheme.xaml" : "Themes/LightTheme.xaml";

            // Töröljük az összes meglévő erőforrást
            var mergedDictionaries = Application.Current.Resources.MergedDictionaries;
            mergedDictionaries.Clear();

            // Új téma betöltése
            var newTheme = new ResourceDictionary
            {
                Source = new Uri(themePath, UriKind.Relative)
            };

            mergedDictionaries.Add(newTheme);

            // Loggolás a hibaelhárításhoz
            foreach (var dict in mergedDictionaries)
            {
                Console.WriteLine($"Loaded dictionary: {dict.Source}");
            }

            // Kényszerítsük az UI frissítését
            foreach (Window window in Application.Current.Windows)
            {
                window.InvalidateVisual();
                window.UpdateLayout();
            }
        }




        private void InitializeTranslations()
        {
            _translations.Clear();

            // Headers
            _translations["AsymptoticDensityHeader_en"] = "Asymptotic Density Analysis";
            _translations["AsymptoticDensityHeader_hu"] = "Aszimptotikus Sűrűség Vizsgálatok";
            _translations["ReciprocalSeriesHeader_en"] = "Reciprocal Series Analysis";
            _translations["ReciprocalSeriesHeader_hu"] = "Reciprok Sorok Vizsgálata";
            _translations["AdjacentElementsHeader_en"] = "Adjacent Elements Analysis";
            _translations["AdjacentElementsHeader_hu"] = "Szomszédos Elemek Vizsgálata";

            // Asymptotic Density Section
            _translations["StartingWithOneBtn_Title_en"] = "Numbers Starting with One";
            _translations["StartingWithOneBtn_Title_hu"] = "Egyessel Kezdődő Számok";
            _translations["StartingWithOneBtn_Desc_en"] = "Analysis of numbers that start with digit 1";
            _translations["StartingWithOneBtn_Desc_hu"] = "Egyessel kezdődő számok vizsgálata";

            _translations["PowerNumbersBtn_Title_en"] = "Power Numbers";
            _translations["PowerNumbersBtn_Title_hu"] = "Hatványszámok";
            _translations["PowerNumbersBtn_Desc_en"] = "Analysis of numbers raised to arbitrary power (n^k)";
            _translations["PowerNumbersBtn_Desc_hu"] = "Tetszőleges hatványra emelt számok vizsgálata (n^k)";

            _translations["CongruentNumbersBtn_Title_en"] = "Congruent Numbers";
            _translations["CongruentNumbersBtn_Title_hu"] = "Kongruens Számok";
            _translations["CongruentNumbersBtn_Desc_en"] = "Analysis of numbers with specific remainder (n ≡ r (mod m))";
            _translations["CongruentNumbersBtn_Desc_hu"] = "Adott maradékot adó számok vizsgálata (n ≡ r (mod m))";

            // Reciprocal Series Section
            _translations["ReciprocalPowerBtn_Title_en"] = "Power Number Series";
            _translations["ReciprocalPowerBtn_Title_hu"] = "Hatványszám Sorozatok";
            _translations["ReciprocalPowerBtn_Desc_en"] = "Analysis of series 1/n^k for arbitrary k";
            _translations["ReciprocalPowerBtn_Desc_hu"] = "1/n^k alakú sorok vizsgálata tetszőleges k-ra";

            _translations["ReciprocalCongruentBtn_Title_en"] = "Congruent Number Series";
            _translations["ReciprocalCongruentBtn_Title_hu"] = "Kongruens Szám Sorozatok";
            _translations["ReciprocalCongruentBtn_Desc_en"] = "Analysis of series 1/n where n ≡ r (mod m)";
            _translations["ReciprocalCongruentBtn_Desc_hu"] = "1/n alakú sorok vizsgálata, ahol n ≡ r (mod m)";

            // Adjacent Elements Section
            _translations["AdjacentNumbersBtn_Title_en"] = "Special Number Sequences";
            _translations["AdjacentNumbersBtn_Title_hu"] = "Speciális Számsorozatok";
            _translations["AdjacentNumbersBtn_Desc_en"] = "Analysis of ratios for various number sequences";
            _translations["AdjacentNumbersBtn_Desc_hu"] = "Különböző számsorozatok hányadosainak vizsgálata";
        }

        private void ApplyTranslation(string language)
        {
            // Helper function to safely get translations
            string GetTranslation(string key) =>
                _translations.TryGetValue($"{key}_{language}", out string value) ? value : $"[Missing:{key}]";

            // Null-check and translation assignment for headers
            if (AsymptoticDensityHeader != null)
                AsymptoticDensityHeader.Text = GetTranslation("AsymptoticDensityHeader");

            if (ReciprocalSeriesHeader != null)
                ReciprocalSeriesHeader.Text = GetTranslation("ReciprocalSeriesHeader");

            if (AdjacentElementsHeader != null)
                AdjacentElementsHeader.Text = GetTranslation("AdjacentElementsHeader");

            // Asymptotic Density Buttons
            if (StartingWithOneBtnTitle != null)
                StartingWithOneBtnTitle.Text = GetTranslation("StartingWithOneBtn_Title");

            if (StartingWithOneBtnDesc != null)
                StartingWithOneBtnDesc.Text = GetTranslation("StartingWithOneBtn_Desc");

            if (PowerNumbersBtnTitle != null)
                PowerNumbersBtnTitle.Text = GetTranslation("PowerNumbersBtn_Title");

            if (PowerNumbersBtnDesc != null)
                PowerNumbersBtnDesc.Text = GetTranslation("PowerNumbersBtn_Desc");

            if (CongruentNumbersBtnTitle != null)
                CongruentNumbersBtnTitle.Text = GetTranslation("CongruentNumbersBtn_Title");

            if (CongruentNumbersBtnDesc != null)
                CongruentNumbersBtnDesc.Text = GetTranslation("CongruentNumbersBtn_Desc");

            // Reciprocal Series Buttons
            if (ReciprocalPowerBtnTitle != null)
                ReciprocalPowerBtnTitle.Text = GetTranslation("ReciprocalPowerBtn_Title");

            if (ReciprocalPowerBtnDesc != null)
                ReciprocalPowerBtnDesc.Text = GetTranslation("ReciprocalPowerBtn_Desc");

            if (ReciprocalCongruentBtnTitle != null)
                ReciprocalCongruentBtnTitle.Text = GetTranslation("ReciprocalCongruentBtn_Title");

            if (ReciprocalCongruentBtnDesc != null)
                ReciprocalCongruentBtnDesc.Text = GetTranslation("ReciprocalCongruentBtn_Desc");

            // Adjacent Elements Buttons
            if (AdjacentNumbersBtnTitle != null)
                AdjacentNumbersBtnTitle.Text = GetTranslation("AdjacentNumbersBtn_Title");

            if (AdjacentNumbersBtnDesc != null)
                AdjacentNumbersBtnDesc.Text = GetTranslation("AdjacentNumbersBtn_Desc");
        }

        private void LanguageComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (LanguageComboBox.SelectedItem is ComboBoxItem selectedItem)
            {
                string language = selectedItem.Tag.ToString();
                ApplyTranslation(language);
            }
        }

        public void ApplyLanguage(string language)
        {
            ApplyTranslation(language);
        }


        // Event handlers for opening analysis windows
        private void StartingWithOneBtn_Click(object sender, RoutedEventArgs e)
        {
            var window = new Windows.NumbersStartingWithOneWindow();
            window.ApplyLanguage(GetSelectedLanguage());
            window.Owner = this;
            window.Show();
        }


        private void PowerNumbersBtn_Click(object sender, RoutedEventArgs e)
        {
            var window = new Windows.PowerNumbersWindow();
            //window.ApplyLanguage(GetSelectedLanguage());
            window.Owner = this;
            window.Show();
        }

        private void CongruentNumbersBtn_Click(object sender, RoutedEventArgs e)
        {
            var window = new Windows.CongruenceAnalysisWindow();
            window.ApplyLanguage(GetSelectedLanguage());
            window.Owner = this;
            window.Show();
        }

        private void ReciprocalPowerBtn_Click(object sender, RoutedEventArgs e)
        {
            var window = new Windows.ReciprocalSeriesWindow();
            window.ApplyLanguage(GetSelectedLanguage());
            window.Owner = this;
            window.Show();
        }

        private void ReciprocalCongruentBtn_Click(object sender, RoutedEventArgs e)
        {
            var window = new Windows.ReciprocalSeriesWindow();
            window.SetCongruentMode();
            window.ApplyLanguage(GetSelectedLanguage());
            window.Owner = this;
            window.Show();
        }

        private void AdjacentNumbersBtn_Click(object sender, RoutedEventArgs e)
        {
            var window = new Windows.AdjacentElementsWindow();
            window.ApplyLanguage(GetSelectedLanguage());
            window.Owner = this;
            window.Show();
        }

        private string GetSelectedLanguage()
        {
            return LanguageComboBox.SelectedItem is ComboBoxItem selectedItem
                ? selectedItem.Tag.ToString()
                : "en"; // Default to English
        }



        
    }
}