using PackingPress.Common;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using System.Windows;

namespace PackingPress
{
    /// <summary>
    /// App.xaml 的交互逻辑
    /// </summary>
    public partial class App : Application
    {
        System.Threading.Mutex mutex;

        public App()
        {
            this.Startup += new StartupEventHandler(App_Startup);
        }

        void App_Startup(object sender, StartupEventArgs e)
        {
            bool ret;
            mutex = new System.Threading.Mutex(true, "PackingPress", out ret);
            if (!ret)
            {
                MessageBox.Show("PackingPress can only start one!");
                Environment.Exit(0);
            }
        }
        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);
            SettingJsonGet _jObjectSystemConfig = new SettingJsonGet(AppDomain.CurrentDomain.BaseDirectory + "\\SystemConfig.json");
            var language = _jObjectSystemConfig.GetJsonRoot().GetJPropertyValueByPath<string>("$.Language");
            if (string.IsNullOrWhiteSpace(language))
            {
                InitializeLanguage("English");
            }
            else
            {
                InitializeLanguage(language);
            }
        }

        protected override void OnExit(ExitEventArgs e)
        {
            base.OnExit(e);
        }

        public void InitializeLanguage(string currentLanguage)
        {
            var assemblyName = GetType().Assembly.GetName().Name;
            foreach (var supportedLanguage in TranslateHelper.SupportedLanguages)
            {
                var resourceName = $"{assemblyName}.Common.Languages.{supportedLanguage}.json";
                using (var languageStream = GetType().Assembly.GetManifestResourceStream(resourceName))
                {
                    if (languageStream != null)
                    {
                        var reader = new StreamReader(languageStream);
                        var content = reader.ReadToEnd();
                        TranslateHelper.AddLanguageResource(supportedLanguage, content);
                    }
                }
            }

            if (TranslateHelper.SupportedLanguages.FirstOrDefault(v => v == currentLanguage) != null)
            {
                TranslateHelper.CurrentLanguage = currentLanguage;
            }
            else
            {
                TranslateHelper.CurrentLanguage = TranslateHelper.SupportedLanguages.FirstOrDefault();
            }
        }
    }
}