/*
    Copyright (C) 2014-2019 de4dot@gmail.com

    This file is part of dnSpy

    dnSpy 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.

    dnSpy 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 dnSpy.  If not, see <http://www.gnu.org/licenses/>.
*/

using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Data;
using System.Windows.Input;
using dnSpy.AsmEditor.ViewHelpers;
using dnSpy.Contracts.Controls;
using dnSpy.Contracts.Documents.TreeView;
using dnSpy.Contracts.MVVM;

namespace dnSpy.AsmEditor.DnlibDialogs {
	sealed partial class MemberPickerDlg : WindowBase {
		public MemberPickerDlg(IDocumentTreeView globalDocumentTreeView, IDocumentTreeView newDocumentTreeView) {
			InitializeComponent();
			DataContextChanged += (s, e) => {
				if (DataContext is MemberPickerVM data) {
					data.OpenAssembly = new OpenAssembly(globalDocumentTreeView.DocumentService);
					data.PropertyChanged += MemberPickerVM_PropertyChanged;
				}
			};

			var treeView = newDocumentTreeView.TreeView.UIObject;
			cpTreeView.Content = treeView;
			Validation.SetErrorTemplate(treeView, (ControlTemplate)FindResource("noRedBorderOnValidationError"));
			treeView.AllowDrop = false;
			treeView.BorderThickness = new Thickness(1);

			var binding = new Binding {
				ValidatesOnDataErrors = true,
				ValidatesOnExceptions = true,
				UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged,
				Path = new PropertyPath(nameof(MemberPickerVM.SelectedItem)),
				Mode = BindingMode.TwoWay,
			};
			treeView.SetBinding(Selector.SelectedItemProperty, binding);

			var cmd = new RelayCommand(a => {
				searchTextBox.SelectAll();
				searchTextBox.Focus();
			});
			InputBindings.Add(new KeyBinding(cmd, Key.E, ModifierKeys.Control));
			InputBindings.Add(new KeyBinding(cmd, Key.F, ModifierKeys.Control));
		}

		void MemberPickerVM_PropertyChanged(object? sender, PropertyChangedEventArgs e) {
			var vm = (MemberPickerVM)sender!;
			if (e.PropertyName == nameof(MemberPickerVM.TooManyResults)) {
				if (vm.TooManyResults)
					listBox.SetResourceReference(Control.BorderBrushProperty, "CommonControlsTextBoxBorderError");
				else
					listBox.ClearValue(Control.BorderBrushProperty);
			}
		}
	}
}