ilyalehchylin/educats-xamarin

using EduCATS.Controls.RoundedListView;
using EduCATS.Controls.SwitchFrame;
using EduCATS.Helpers.Forms;
using EduCATS.Helpers.Forms.Styles;
using EduCATS.Pages.Settings.Fonts.ViewModels;
using EduCATS.Pages.Settings.Views.Base.ViewCells;
using EduCATS.Themes;
using Nyxbull.Plugins.CrossLocalization;
using Xamarin.Forms;

namespace EduCATS.Pages.Settings.Fonts.Views
{
    public class FontsPageView : ContentPage
    {
        static Thickness _listMargin = new Thickness(10, 1, 10, 20);
        static Thickness _chooseLabelMargin = new Thickness(0, 10);
        static Thickness _frameMargin = new Thickness(0, 10, 0, 0);

        public FontsPageView()
        {
            NavigationPage.SetHasNavigationBar(this, false);
            BackgroundColor = Color.FromHex(Theme.Current.AppBackgroundColor);
            BindingContext = new FontsPageViewModel(new PlatformServices());
            createViews();
        }

        void createViews()
        {
            var headerView = createHeader();
            var list = createList(headerView);
            Content = list;
        }

        RoundedListView createList(View header)
        {
            var listView = new RoundedListView(null, true, header, 0, 0, () => new CheckboxViewCell(true)) {
                Margin = _listMargin
            };

            listView.SetBinding(ItemsView<Cell>.ItemsSourceProperty, "FontList");
            listView.SetBinding(ListView.SelectedItemProperty, "SelectedItem", BindingMode.TwoWay);
            return listView;
        }

        StackLayout createHeader()
        {
            var switchFrame = createSwitchFrame();
            var chooseLabel = createChooseLabel();

            return new StackLayout {
                Children = {
                    switchFrame,
                    chooseLabel
                }
            };
        }

        Label createChooseLabel()
        {
            var chooseLabel = new Label {
                Margin = _chooseLabelMargin,
                FontAttributes = FontAttributes.Bold,
                TextColor = Color.FromHex(Theme.Current.BaseSectionTextColor),
                Text = CrossLocalization.Translate("settings_font_choose"),
                Style = AppStyles.GetLabelStyle(NamedSize.Large, true)
            };

            return chooseLabel;
        }

        SwitchFrame createSwitchFrame()
        {
            var frame = new SwitchFrame(
                CrossLocalization.Translate("settings_font_large"),
                CrossLocalization.Translate("settings_font_large_description")) {
                Margin = _frameMargin
            };

            frame.Switch.SetBinding(Switch.IsToggledProperty, "IsLargeFont");
            return frame;
        }
    }
}