// This file is part of the Noddybox.WindowsPhone C# suite.
//
// Noddybox.Emulation is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Noddybox.Emulation is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Noddybox.Emulation.  If not, see <http://www.gnu.org/licenses/>.
//
// Copyright (c) 2012 Ian Cowburn
//
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using Noddybox.WindowsPhone.Silverlight.ViewModels;
using System.ComponentModel;

namespace Noddybox.WindowsPhone.Silverlight
{
    public partial class LoadDialog : UserControl
    {
        #region Private data

        private FileDialogViewModel model;

        #endregion

        #region Constructors

        /// <summary>
        /// Construct a save dialog.
        /// </summary>
        public LoadDialog()
        {
            InitializeComponent();

            if (!DesignerProperties.IsInDesignTool)
            {
                model = new FileDialogViewModel("/");
                DataContext = model;
            }
        }

        #endregion

        #region Properties

        private static void OnDummyDependency(DependencyObject d, DependencyPropertyChangedEventArgs e) {}

        public static readonly DependencyProperty StartPathProperty =
            DependencyProperty.Register("StartPath", typeof(string), typeof(LoadDialog),
                                        new PropertyMetadata("StartPath", new PropertyChangedCallback(LoadDialog.OnDummyDependency)));

        public static readonly DependencyProperty OkButtonTextProperty =
            DependencyProperty.Register("OkButtonText", typeof(string), typeof(LoadDialog), 
                                        new PropertyMetadata("OkButtonText", new PropertyChangedCallback(LoadDialog.OnDummyDependency)));

        public static readonly DependencyProperty TitleTextProperty =
            DependencyProperty.Register("TitleText", typeof(string), typeof(LoadDialog), 
                                        new PropertyMetadata("TitleText", new PropertyChangedCallback(LoadDialog.OnDummyDependency)));

        public static readonly DependencyProperty FileMaskProperty =
            DependencyProperty.Register("FileMask", typeof(string), typeof(LoadDialog), 
                                        new PropertyMetadata("FileMask", new PropertyChangedCallback(LoadDialog.OnDummyDependency)));

        public delegate void FileDialogEventHandler(object sender, FileDialogEvent e);

        /// <summary>
        /// Event for users to subscribe to the pressing of the OK button.
        /// </summary>
        public event FileDialogEventHandler OkPressed;

        /// <summary>
        /// Set the file mask.
        /// </summary>
        public string FileMask
        {
            get {return (string)GetValue(FileMaskProperty);}
            set 
            {
                SetValue(FileMaskProperty, value);

                if (!DesignerProperties.IsInDesignTool)
                {
                    model.Mask = value;
                }
            }
        }

        /// <summary>
        /// Set the start path
        /// </summary>
        public string StartPath
        {
            get {return (string)GetValue(StartPathProperty);}
            set 
            {
                SetValue(StartPathProperty, value);

                if (!DesignerProperties.IsInDesignTool)
                {
                    model.Path = value;
                }
            }
        }

        /// <summary>
        /// Set the contents of the OK button.
        /// </summary>
        public string OkButtonText
        {
            get {return (string)GetValue(OkButtonTextProperty);}
            set 
            {
                SetValue(OkButtonTextProperty, value);
                okButton.Content = value;
            }
        }

        /// <summary>
        /// Set the contents of the Title bar.
        /// </summary>
        public string TitleText
        {
            get {return (string)GetValue(TitleTextProperty);}
            set 
            {
                SetValue(TitleTextProperty, value);
                titleText.Text = value;
            }
        }

        #endregion

        #region Event handlers

        private void OnOKButton(object sender, RoutedEventArgs e)
        {
            if (OkPressed != null)
            {
                OkPressed(this, new FileDialogEvent() {Path = model.SelectedFile});
            }
        }

        private void OnFileListSelection(object sender, SelectionChangedEventArgs e)
        {
            if (e.AddedItems.Count > 0)
            {
                model.FileSelected((FileInfo)e.AddedItems[0]);
            }
        }

        #endregion
    }
}