using System.Windows.Input;
using Muchinfo.PC.Common.Helpers;
using System;
using System.Windows;
using System.Windows.Interop;
using System.Windows.Media;

namespace Muchinfo.MTPClient.Infrastructure.MessageBox
{
    /// <summary>
    /// NewMessageBox.xaml 的交互逻辑
    /// </summary>
    public partial class NewMessageBox : Window
    {
        private MessageBoxResult _dialogResult;
        private MessageBoxButton _button;
        private bool _flag = false;
        public NewMessageBox()
        {
            InitializeComponent();
            this.Loaded += NewMessageBox_Loaded;
        }

        void NewMessageBox_Loaded(object sender, RoutedEventArgs e)
        {
            this.btnOK.Focus();
        }

        public MessageBoxResult MessageBoxResult
        {
            get
            {
                return this._dialogResult;
            }
        }

        public static MessageBoxResult Show(Window owner, string messageText, string caption, MessageBoxButton button, MessageBoxImage icon, Brush background)
        {
            return NewMessageBox.ShowCore(owner, messageText, caption, button, icon, MessageBoxResult.None, null, background);
        }

        protected void InitializeMessageBox(Window owner, string text, string caption, MessageBoxButton button, MessageBoxImage image, MessageBoxResult defaultResult)
        {
            this.Owner = owner;
            MessageText.Text = text;
            this.Title = caption;
            _button = button;
            switch (image)
            {
                case MessageBoxImage.Question:
                    MessageBoxImageButton.Source = ResourceHelper.GetFromeResource<ImageSource>("MessageBoxQuestion");
                    break;
                case MessageBoxImage.Warning:
                    MessageBoxImageButton.Source = ResourceHelper.GetFromeResource<ImageSource>("MessageBoxWarning");
                    break;
                default:
                    MessageBoxImageButton.Source = ResourceHelper.GetFromeResource<ImageSource>("MessageBoxInformation");
                    break;
            }

            switch (button)
            {
                case MessageBoxButton.OK:
                    btnCancel.Visibility = Visibility.Collapsed;
                    break;
                case MessageBoxButton.OKCancel:
                case MessageBoxButton.YesNo:
                    btnCancel.Visibility = Visibility.Visible;
                    break;
            }

            //_defaultResult = defaultResult;
        }

        private static MessageBoxResult ShowCore(Window owner, string messageText, string caption, MessageBoxButton button, MessageBoxImage icon, MessageBoxResult defaultResult, Style messageBoxStyle, Brush background)
        {
            if (BrowserInteropHelper.IsBrowserHosted)
            {
                throw new InvalidOperationException("Static methods for MessageBoxes are not available in XBAP. Use the instance ShowMessageBox methods instead.");
            }
            var messageBox = new NewMessageBox();
            messageBox.InitializeMessageBox(owner, messageText, caption, button, icon, defaultResult);
            if (messageBoxStyle != null)
            {
                messageBox.Style = messageBoxStyle;
            }
            //messageBox.Width = 300;
            //messageBox.Height = 200;
            messageBox.Background = background;

            messageBox.ShowDialog();
            return messageBox.MessageBoxResult;
            //MessageBox messageBox = new MessageBox();
            //messageBox.InitializeMessageBox(owner, messageText, caption, button, icon, defaultResult);
            //if (messageBoxStyle != null)
            //{
            //    messageBox.Style = messageBoxStyle;
            //}
            //messageBox.ShowDialog();
            //return messageBox.MessageBoxResult;
        }

        private void BtnOK_OnClick(object sender, RoutedEventArgs e)
        {
            //_dialogResult = (_button == MessageBoxButton.OKCancel || _button == MessageBoxButton.OK) ? MessageBoxResult.OK : MessageBoxResult.Yes;
            //_flag = true;
            //this.Close();
            //e.Handled = true;
        }

        private void BtnCancel_OnClick(object sender, RoutedEventArgs e)
        {
            _dialogResult = (_button == MessageBoxButton.OKCancel || _button == MessageBoxButton.OK) ? MessageBoxResult.Cancel : MessageBoxResult.No;
            _flag = true;
            this.Close();
        }

        private void NewMessageBox_OnClosed(object sender, EventArgs e)
        {
            if (_flag)
            {
                _flag = false;
            }
            else
            {
                _dialogResult = (_button == MessageBoxButton.OKCancel || _button == MessageBoxButton.OK) ? MessageBoxResult.Cancel : MessageBoxResult.No;
            }

            this.Close();
        }


      
        private void BtnOK_OnKeyUp(object sender, KeyEventArgs e)
        {
            if (e.Key == Key.Enter)
            {
                _dialogResult = (_button == MessageBoxButton.OKCancel || _button == MessageBoxButton.OK) ? MessageBoxResult.OK : MessageBoxResult.Yes;
                _flag = true;
                e.Handled = true;
                this.DialogResult = true;

            }
        }


        private void BtnOK_OnMouseDown(object sender, MouseButtonEventArgs e)
        {
            _dialogResult = (_button == MessageBoxButton.OKCancel || _button == MessageBoxButton.OK) ? MessageBoxResult.OK : MessageBoxResult.Yes;
            _flag = true;
            this.Close();
            e.Handled = true;
        }
    }
}