using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
using Eugen.ESystem.Windows.Forms;

namespace SearchFindReplace
{
    public partial class Form1 : Form
    {
        #region Version und Copyright
        // Version und Copyright
        string programName = Path.GetFileNameWithoutExtension(System.Reflection.Assembly.GetExecutingAssembly().GetName().CodeBase); //Den Programmnamen auslesen
        string programVersion = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version.ToString();
        static object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyCopyrightAttribute), false);
        string copyright = GenerateCopyright();
        string icon = Application.StartupPath + "\\Info.bmp";
        //Assembly Datum und Zeit
        static DateTime value = AssemblyDateTime();
        string date = value.ToShortDateString();
        string time = value.ToLongTimeString();
        private static DateTime AssemblyDateTime()
        {
            var version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version;
            var buildDateTime = new DateTime(2000, 1, 1).Add(new TimeSpan(TimeSpan.TicksPerDay * version.Build + TimeSpan.TicksPerSecond * 2 * version.Revision));
            //Tage seit dem 1. Januar 2000 und Sekunden seit Mitternacht, (multiplizier mit 2 ergibt das Original)
            return buildDateTime;
        }

        private static string CurrentYear()
        {
            DateTime dtn = DateTime.Now;
            return dtn.Year.ToString();
        }

        private static string StartYear()
        {
            //string startYear = ((AssemblyCopyrightAttribute)attributes[0]).Copyright;
            //return startYear.Remove(0, startYear.LastIndexOf(" ") + 1);
            string startYear = "";
            if (((AssemblyCopyrightAttribute)attributes[0]).Copyright.Contains("Copyright © "))
            {
                startYear = ((AssemblyCopyrightAttribute)attributes[0]).Copyright.Replace("Copyright © ", "");
                while (startYear.StartsWith(" "))
                {
                    startYear = startYear.Remove(0, 1);
                }
                startYear = startYear.Remove(startYear.IndexOf(" "));
                return startYear;
            }
            else
            {
                DateTime dtn = DateTime.Now;
                return dtn.Year.ToString();
            }
        }

        private static string GenerateCopyright()
        {
            string startYear = StartYear();
            string currentYear = CurrentYear();

            if (startYear == currentYear)
            {
                return ((AssemblyCopyrightAttribute)attributes[0]).Copyright;
            }
            else
            {
                //return String.Concat(((AssemblyCopyrightAttribute)attributes[0]).Copyright, "-", currentYear);
                return ((AssemblyCopyrightAttribute)attributes[0]).Copyright.Replace(startYear, String.Concat(startYear, "-", currentYear));
            }
        }
        #endregion

        #region Programm-Info
        /// <summary>
        /// Contains the name of the program file
        /// </summary>
        public static string ProgramName { set; get; }

        /// <summary>
        /// Contains the version of the program file
        /// </summary>
        public static string ProgramVersion { set; get; }

        /// <summary>
        /// Contains the copyright notice
        /// </summary>
        public static string Copyright { set; get; }

        private void SetProgramInfo()
        {
            //Name, Version und Copyright setzen
            ProgramName = programName;
            ProgramVersion = programVersion;
            Copyright = copyright;
        }
        #endregion

        public Form1()
        {
            SetProgramInfo(); //Name, Version und Copyright setzen
			
            InitializeComponent();

            //Systemsprache auslesen und Programmsprache setzen oder ...
            if (Thread.CurrentThread.CurrentUICulture.TwoLetterISOLanguageName == "de")
            {
                SetLanguage("Deutsch", CultureInfo.GetCultureInfo("de"));
            }
            else
            {
                SetLanguage("English", CultureInfo.GetCultureInfo("en"));
            }

            //... oder Programmsprache definitiv auf "Deutsch" setzen
            SetLanguage("Deutsch", CultureInfo.GetCultureInfo("de"));

            //Dll-Informationen laden
            LoadDllInfo();
        }

        private void SetLanguage(string language, CultureInfo languageShortForm)
        {
            CultureInfoDisplayItem cidi = (CultureInfoDisplayItem)new CultureInfoDisplayItem(language, languageShortForm);
            FormLanguageSwitchSingleton.Instance.ChangeLanguage(this, cidi.CultureInfo);
            Thread.CurrentThread.CurrentUICulture = CultureInfo.GetCultureInfo(languageShortForm.ToString());
            ChangeLanguage(languageShortForm.ToString());
        }

        private void ChangeLanguage(string lang)
        {
            Thread.CurrentThread.CurrentUICulture = new
                System.Globalization.CultureInfo(lang);
            ComponentResourceManager resources = new ComponentResourceManager(typeof(Form1));
            resources.ApplyResources(this, "$this");
            ApplyResources(resources, this.Controls);
        }

        private void ApplyResources(ComponentResourceManager resources, Control.ControlCollection ctls)
        {
            //all controls
            foreach (Control ctl in ctls)
            {
                resources.ApplyResources(ctl, ctl.Name);
                ApplyResources(resources, ctl.Controls);
            }

            //the menu bar and its items
            foreach (ToolStripItem item in menuStrip.Items)
            {
                if (item is ToolStripDropDownItem)
                {
                    resources.ApplyResources(item, item.Name);
                    foreach (ToolStripItem dropDownItem in ((ToolStripDropDownItem)item).DropDownItems)
                    {
                        resources.ApplyResources(dropDownItem, dropDownItem.Name);
                    }
                }
            }
        }

        private void MarkCurrentLanguage()
        {
            deutschToolStripMenuItem.Checked = !deutschToolStripMenuItem.Checked;
            englischToolStripMenuItem.Checked = !englischToolStripMenuItem.Checked;
            if (radioButtonGerman.Checked)
            {
                radioButtonEnglish.Checked = true;
            }
            else
            {
                radioButtonGerman.Checked = true;
            }
        }

        private void LoadDllInfo()
        {
            string dllInfo = "";
            dllInfo = String.Concat(FormLanguageSwitchSingleton.DllName, ": ", FormLanguageSwitchSingleton.DllVersion, "\n\r", FormLanguageSwitchSingleton.Copyright, "\n\r");
            dllInfo = String.Concat(dllInfo, Search.DllName, ": ", Search.DllVersion, "\n\r", Search.Copyright, "\n\r");
            dllInfo = String.Concat(dllInfo, Replace.DllName, ": ", Replace.DllVersion, "\n\r", Replace.Copyright);
            labelDllInfo.Text = dllInfo;
            labelDllInfo.Refresh();
        }

        private void buttonCheckLanguage_Click(object sender, EventArgs e)
        {
            MessageBox.Show(String.Concat(Resources.mbt000text, Thread.CurrentThread.CurrentUICulture.TwoLetterISOLanguageName), Resources.mbt000caption, MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void radioButtonGerman_CheckedChanged(object sender, EventArgs e)
        {
            SetLanguage("Deutsch", CultureInfo.GetCultureInfo("de"));

            LoadDllInfo();
        }

        private void radioButtonEnglish_CheckedChanged(object sender, EventArgs e)
        {
            SetLanguage("Englisch", CultureInfo.GetCultureInfo("en"));

            LoadDllInfo();
        }

        private void deutschToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            SetLanguage("Deutsch", CultureInfo.GetCultureInfo("de"));
            MarkCurrentLanguage();

            LoadDllInfo();
        }

        private void englischToolStripMenuItem_Click(object sender, EventArgs e)
        {
            SetLanguage("Englisch", CultureInfo.GetCultureInfo("en"));
            MarkCurrentLanguage();

            LoadDllInfo();
        }


        //--------------------------------------------------------------
        //--- Diesen Bereich ins eigene Programm einfügen --- Anfang ---
        //--------------------------------------------------------------
        // Die Zeile "using Eugen.ESystem.Windows.Forms;" einfügen
        // Die Verweise "SearchString" und "ReplaceString" einfügen
        //--------------------------------------------------------------
        private void Form1_Load(object sender, EventArgs e)
        {
            try
            {
                search1.SetSearchText(textBoxText.Text); //Text aus der Textbox übergeben
                search1.RefreshDisplay += new Search.RefreshDelegate(RefreshDisplay); //Hier wird das Event abonniert
                search1.InputChanged += new Search.InputChangedDelegate(InputChanged); //Hier wird das Event abonniert

                replace1.SetSearchText(textBoxText.Text); //Text aus der Textbox übergeben
                replace1.StringFound += new Replace.EventDelegate(RefreshDisplay); //Hier wird das Event abonniert
            }
            catch (IncompleteInputException)
            {
                MessageBox.Show("Eingabe unvollständig!");
            }
            catch (StringNotMatchException)
            {
                MessageBox.Show("Keine (weitere) Übereinstimmung gefunden!");
            }
        }

        //Zeichnet die TextBox neu
        void RefreshDisplay(int currentCursorPosition, int searchStringLenght)
        {
            RefreshTextBox(currentCursorPosition, searchStringLenght); //Ansicht aktualisieren
        }

        //Trifft zu wenn sich die Eingabe geändert hat
        void InputChanged()
        {
            replace1.SetMoreMatch(true); //Gibt der Replace Funktion bekannt, dass es weitere Treffer gibt
        }

        private void RefreshTextBox(int currentCursorPosition, int searchStringLenght)
        {
            //Ansicht aktualisieren
            textBoxText.Text = search1.GetSearchText(); //Aktuellen Text zuweisen
            textBoxText.Focus(); //Focus auf die Textbox
            textBoxText.Select(currentCursorPosition, searchStringLenght); //Suchstring in der Textbox selektieren
            textBoxText.Refresh();
        }

        //--------------------------------------------------------------
        //--- Diesen Bereich ins eigene Programm einfügen ---  Ende  ---
        //--------------------------------------------------------------
    }
}