//
// Copyright 2014 Perforce Software Inc.
//

using Perforce.Helper;
using Perforce.Model;
using Perforce.ViewModel;
using System;
using System.Windows.Controls;
using System.Windows.Input;

namespace Perforce.View {
    /// <summary>
    /// Interaction logic for Sidebar.xaml
    /// </summary>
    public partial class Sidebar : UserControl {

        private SidebarViewModel _model;

        public Sidebar() {
            InitializeComponent();
            _model = new SidebarViewModel();
            this.DataContext = _model;
        }

        public SidebarViewModel Model {
            get { return _model; }
            set { _model = value; }
        }

        public void Refresh() {
            var children = UIHelper.FindVisualChildren<SidebarSelector>(this);
            foreach (var child in children) {
                child.Model.Refresh();
            }
            _model.Refresh();
        }

        public void DeselectAll() {
            var children = UIHelper.FindVisualChildren<SidebarSelector>(this);
            foreach (var child in children) {
                child.Model.IsSelected = false;
            }
        }

        public SidebarSelector FindSelected() {
            SidebarSelector selected = null;
            var children = UIHelper.FindVisualChildren<SidebarSelector>(this);
            foreach (var child in children) {
                if (child.Model.IsSelected) {
                    selected = child;
                    break;
                }
            }
            return selected;
        }

        public SidebarSelector GetSelector(SELECTOR_TYPE type) {
            SidebarSelector found = null;
            var children = UIHelper.FindVisualChildren<SidebarSelector>(this);
            foreach (var child in children) {
                if (child.SelectorType == type) {
                    found = child;
                    break;
                }
            }
            return found;
        }

        private void Sidebar_Loaded(object sender, System.Windows.RoutedEventArgs e) {
            Refresh();
        }

        private void AddTag_MouseUp(object sender, System.Windows.Input.MouseButtonEventArgs e) {
            AddTagPopup.IsOpen = true;
            TagName.Focus();
        }

        private void TagName_KeyUp(object sender, System.Windows.Input.KeyEventArgs e) {
            if (e.Key == Key.Enter) {
                AddTag();
                TagName.Text = string.Empty;
                AddTagPopup.IsOpen = false;
            } else if (e.Key == Key.Escape) {
                TagName.Text = string.Empty;
                AddTagPopup.IsOpen = false;
            }
        }

        private void AddTagButton_Click(object sender, System.Windows.RoutedEventArgs e) {
            AddTag();
            TagName.Text = string.Empty;
            AddTagPopup.IsOpen = false;
        }

        private void AddTag() {
            string tagText = TagName.Text.Trim();
            if (!string.IsNullOrEmpty(tagText)) {
                var tag = new FavoriteTagItem { TagName = tagText, Selected = false };
                var helper = Utility.GetFavoritesHelper();
                helper.SaveFavoriteTag(tag);
                _model.Refresh("FavoriteTags");
            }
        }

        private void TagName_LostFocus(object sender, System.Windows.RoutedEventArgs e) {
            AddTagPopup.IsOpen = false;
        }

    }
}