ilyalehchylin/educats-xamarin

using System.Collections.Generic;
using EduCATS.Controls.RoundedListView;
using EduCATS.Data.Models;
using EduCATS.Fonts;
using EduCATS.Helpers.Forms;
using EduCATS.Pages.Parental.Statistics.ViewsModels;
using EduCATS.Pages.Statistics.Students.Views.ViewCells;
using EduCATS.Themes;
using Nyxbull.Plugins.CrossLocalization;
using Xamarin.Forms;

namespace EduCATS.Pages.Parental.Statistics.Views
{
    public class ParentalStudentPageView : ContentPage
    {
        static Thickness _padding = new Thickness(10, 1);
        static Thickness _headerPadding = new Thickness(0, 10, 0, 10);
        static Thickness _searchBarMargin = new Thickness(0, 5, 0, 0);

        private IPlatformServices services;

        public ParentalStudentPageView(IPlatformServices services, int pageIndex, int subjectId, List<StatsStudentModel> students)
        {
            this.services = services;
            NavigationPage.SetHasNavigationBar(this, false);
            BackgroundColor = Color.FromHex(Theme.Current.AppBackgroundColor);
            Padding = _padding;
            var parentalStudentsPageViewModel = new ParentalStudentsPageViewModel(services, subjectId, students, pageIndex);
            parentalStudentsPageViewModel.Init();
            BindingContext = parentalStudentsPageViewModel;
            createViews();
        }

        void createViews()
        {
            var headerView = createHeaderView();
            var roundedListView = createRoundedListView(headerView);
            Content = roundedListView;
        }

        StackLayout createHeaderView()
        {
            
            var searchBar = createSearchBar();

            return new StackLayout
            {
                Padding = _headerPadding,
                Children = {
                    searchBar
                }
            };
        }

        SearchBar createSearchBar()
        {
            var searchBar = new SearchBar
            {
                Margin = _searchBarMargin,
                BackgroundColor = Color.FromHex(Theme.Current.BaseBlockColor),
                CancelButtonColor = Color.FromHex(Theme.Current.BaseAppColor),
                TextColor = Color.FromHex(Theme.Current.StatisticsBaseTitleColor),
                Placeholder = CrossLocalization.Translate("stats_students_search_text"),
                FontFamily = FontsController.GetCurrentFont(),
                FontSize = FontSizeController.GetSize(NamedSize.Medium, typeof(SearchBar))
            };

            searchBar.SetBinding(SearchBar.TextProperty, "SearchText");
            return searchBar;
        }

        RoundedListView createRoundedListView(View header)
        {
            var roundedListView = new RoundedListView(typeof(StudentsPageViewCell), header: header)
            {
                IsPullToRefreshEnabled = true
            };

            roundedListView.ItemTapped += (sender, e) => ((ListView)sender).SelectedItem = null;
            roundedListView.SetBinding(ListView.IsRefreshingProperty, "IsLoading");
            roundedListView.SetBinding(ListView.RefreshCommandProperty, "RefreshCommand");
            roundedListView.SetBinding(ListView.SelectedItemProperty, "SelectedItem");
            roundedListView.SetBinding(ItemsView<Cell>.ItemsSourceProperty, "Students");
            return roundedListView;
        }
    }
}