#region Disclaimer / License

// Copyright (C) 2010, Jackie Ng
// http://trac.osgeo.org/mapguide/wiki/maestro, jumpinjackie@gmail.com
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//

#endregion Disclaimer / License

using Maestro.Editors.Common;
using Maestro.Editors.Generic;
using Maestro.Shared.UI;
using OSGeo.MapGuide.MaestroAPI;
using OSGeo.MapGuide.ObjectModels;
using OSGeo.MapGuide.ObjectModels.WebLayout;
using System;
using System.ComponentModel;
using System.Windows.Forms;

namespace Maestro.Editors.WebLayout
{
    //[ToolboxItem(true)]
    [ToolboxItem(false)]
    internal partial class WebLayoutSettingsCtrl : EditorBindableCollapsiblePanel
    {
        public WebLayoutSettingsCtrl()
        {
            InitializeComponent();
        }

        protected override void OnLoad(EventArgs e)
        {
            cmbHyperlinkTarget.DataSource = Enum.GetValues(typeof(TargetType));
        }

        private IEditorService _edsvc;
        private IWebLayout _wl;

        private IMapView _view;

        public override void Bind(IEditorService service)
        {
            _edsvc = service;
            _edsvc.RegisterCustomNotifier(this);
            _edsvc.Saved += OnSaved;

            _wl = (IWebLayout)_edsvc.GetEditedResource();
            GeneratePreviewUrl();

            _view = _wl.Map.InitialView;
            if (_view == null)
            {
                _view = _wl.CreateDefaultView();
                chkCustomView.Checked = false;
            }
            else
            {
                chkCustomView.Checked = true;
            }
            CheckInitialView();

            var wl2 = _wl as IWebLayout2;
            if (wl2 != null)
                CheckBoxBinder.BindChecked(chkPingServer, wl2, nameof(wl2.EnablePingServer));
            else
                chkPingServer.Visible = false;

            TextBoxBinder.BindText(numX, _view, nameof(_view.CenterX));
            TextBoxBinder.BindText(numY, _view, nameof(_view.CenterY));
            TextBoxBinder.BindText(numScale, _view, nameof(_view.Scale));

            TextBoxBinder.BindText(txtBrowserTitle, _wl, nameof(_wl.Title));
            TextBoxBinder.BindText(txtMapDefinition, _wl.Map, nameof(_wl.Map.ResourceId));
            TextBoxBinder.BindText(txtInitialTaskPaneUrl, _wl.TaskPane, nameof(_wl.TaskPane.InitialTask));

            CheckBoxBinder.BindChecked(chkContextMenu, _wl.ContextMenu, nameof(_wl.ContextMenu.Visible));
            CheckBoxBinder.BindChecked(chkLegend, _wl.InformationPane, nameof(_wl.InformationPane.LegendVisible));
            CheckBoxBinder.BindChecked(chkProperties, _wl.InformationPane, nameof(_wl.InformationPane.PropertiesVisible));
            CheckBoxBinder.BindChecked(chkStatusBar, _wl.StatusBar, nameof(_wl.StatusBar.Visible));

            CheckBoxBinder.BindChecked(chkTaskPane, _wl.TaskPane, nameof(_wl.TaskPane.Visible));
            CheckBoxBinder.BindChecked(chkTaskBar, _wl.TaskPane.TaskBar, nameof(_wl.TaskPane.TaskBar.Visible));
            CheckBoxBinder.BindChecked(chkToolbar, _wl.ToolBar, nameof(_wl.ToolBar.Visible));
            CheckBoxBinder.BindChecked(chkZoomControl, _wl.ZoomControl, nameof(_wl.ZoomControl.Visible));

            ComboBoxBinder.BindSelectedIndexChanged(cmbHyperlinkTarget, nameof(cmbHyperlinkTarget.SelectedItem), _wl.Map, nameof(_wl.Map.HyperlinkTarget));
            TextBoxBinder.BindText(txtHyperlinkFrame, _wl.Map, nameof(_wl.Map.HyperlinkTargetFrame));

            TextBoxBinder.BindText(numInfoPaneWidth, _wl.InformationPane, nameof(_wl.InformationPane.Width));
            TextBoxBinder.BindText(numTaskPaneWidth, _wl.TaskPane, nameof(_wl.TaskPane.Width));

            _wl.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => _wl.PropertyChanged -= eh);
            _view.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => _view.PropertyChanged -= eh);
            var wlMap = _wl.Map;
            wlMap.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => wlMap.PropertyChanged -= eh);
            var ctx = _wl.ContextMenu;
            ctx.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => ctx.PropertyChanged -= eh);
            var info = _wl.InformationPane;
            info.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => info.PropertyChanged -= eh);
            var stat = _wl.StatusBar;
            stat.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => stat.PropertyChanged -= eh);
            var tpane = _wl.TaskPane;
            tpane.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => tpane.PropertyChanged -= eh);
            var tbar = tpane.TaskBar;
            tbar.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => tbar.PropertyChanged -= eh);
            var toolbar = _wl.ToolBar;
            toolbar.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => toolbar.PropertyChanged -= eh);
            var zoom = _wl.ZoomControl;
            zoom.PropertyChanged += WeakEventHandler.Wrap<PropertyChangedEventHandler>(OnWebLayoutPropertyChanged, (eh) => zoom.PropertyChanged -= eh);
        }

        private void GeneratePreviewUrl()
        {
            btnShowInBrowser.Enabled = false;
            txtAjaxViewerUrl.Text = string.Empty;
            try
            {
                var conn = _edsvc.CurrentConnection;
                string baseUrl = conn.GetCustomProperty("BaseUrl").ToString();
                if (!baseUrl.EndsWith("/"))
                    baseUrl += "/";

                if (!_edsvc.IsNew)
                {
                    txtAjaxViewerUrl.Text = $"{baseUrl}mapviewerajax/?WEBLAYOUT={_edsvc.ResourceID}&LOCALE={_edsvc.PreviewLocale}"; //NOXLATE
                    btnShowInBrowser.Enabled = true;
                }
                else
                {
                    txtAjaxViewerUrl.Text = Strings.PreviewUrlNotAvailable;
                }
            }
            catch { }
        }

        private void OnSaved(object sender, EventArgs e) => GeneratePreviewUrl();

        private void OnWebLayoutPropertyChanged(object sender, PropertyChangedEventArgs e) => OnResourceChanged();

        protected override void UnsubscribeEventHandlers()
        {
            try
            {
                _edsvc.Saved -= OnSaved;

                if (_wl != null)
                {
                    _wl.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.Map.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.ContextMenu.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.InformationPane.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.StatusBar.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.TaskPane.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.TaskPane.TaskBar.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.ToolBar.PropertyChanged -= OnWebLayoutPropertyChanged;
                    _wl.ZoomControl.PropertyChanged -= OnWebLayoutPropertyChanged;
                }

                if (_view != null)
                    _view.PropertyChanged -= OnWebLayoutPropertyChanged;
            }
            catch { }

            base.UnsubscribeEventHandlers();
        }

        private void chkCustomView_CheckedChanged(object sender, EventArgs e) => CheckInitialView();

        private void CheckInitialView()
        {
            numX.Enabled = numY.Enabled = numScale.Enabled = chkCustomView.Checked;
            if (chkCustomView.Checked)
                _wl.Map.InitialView = _view;
            else
                _wl.Map.InitialView = null;
        }

        private void chkTaskPane_CheckedChanged(object sender, EventArgs e) => numTaskPaneWidth.Enabled = chkTaskPane.Checked;

        private void CheckLeftPaneVisibility() => numInfoPaneWidth.Enabled = chkLegend.Checked || chkProperties.Checked;

        private void chkLegend_CheckedChanged(object sender, EventArgs e) => CheckLeftPaneVisibility();

        private void chkProperties_CheckedChanged(object sender, EventArgs e) => CheckLeftPaneVisibility();

        private void cmbHyperlinkTarget_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (cmbHyperlinkTarget.SelectedItem == null)
                txtHyperlinkFrame.Enabled = false;

            txtHyperlinkFrame.Enabled = (((TargetType)cmbHyperlinkTarget.SelectedItem) == TargetType.SpecifiedFrame);
        }

        private void btnBrowse_Click(object sender, EventArgs e)
        {
            using (var picker = new ResourcePicker(_edsvc.CurrentConnection, ResourceTypes.MapDefinition.ToString(), ResourcePickerMode.OpenResource))
            {
                if (picker.ShowDialog() == DialogResult.OK)
                {
                    LastSelectedFolder.FolderId = picker.SelectedFolder;
                    _wl.Map.ResourceId = picker.ResourceID;
                }
            }
        }

        private void btnShowInBrowser_Click(object sender, EventArgs e) => _edsvc.OpenUrl(txtAjaxViewerUrl.Text);
    }
}