avaloniaProjForMe/kuzminIVProjectWorkOnDemo/ViewModels/ServiceListPageViewModel.cs

using System;
using System.Collections.Generic;
using System.Linq;
using Avalonia;
using Avalonia.Controls.ApplicationLifetimes;
using kuzminIVProjectWorkOnDemo.Models;
using ReactiveUI;

namespace kuzminIVProjectWorkOnDemo.ViewModels
{
	public class ServiceListPageViewModel : ReactiveObject
	{
        KuzmintestprojContext db;

        List<Sevice> services;

        public ServiceListPageViewModel(KuzmintestprojContext db)
        {
            this.db = db;

            this.services = db.Sevices.ToList();
        }

        public List<Sevice> Services { get => services; set => this.RaiseAndSetIfChanged(ref services, value); }

        int indexsort;

        int costindex;

        string search;

        string textcount;

        public int IndexSort { get => indexsort; set { indexsort = value; filter(); } }

        public int Costindex { get => costindex; set { costindex = value; filter(); } }

        public string Search { get => search; set { search = value; filter(); } }

        public string Textcount { get => textcount; set => this.RaiseAndSetIfChanged(ref textcount, value); }

        public bool AdminBool { get => Models.Sevice.IsVisibleAdmin; }

        void filter()
        {
            Services = db.Sevices.ToList();

            switch (Costindex)
            {
                case 1:
                    Services = Services.Where(x => x.Discount >= 0 && x.Discount < 0.05).ToList();
                    break;
                case 2:
                    Services = Services.Where(x => x.Discount >= 0.05 && x.Discount < 0.15).ToList();
                    break;
                case 3:
                    Services = Services.Where(x => x.Discount >= 0.15 && x.Discount < 0.3).ToList();
                    break;
                case 4:
                    Services = Services.Where(x => x.Discount >= 0.3 && x.Discount < 0.7).ToList();
                    break;
                case 5:
                    Services = Services.Where(x => x.Discount >= 0.7 && x.Discount < 1).ToList();
                    break;
            }

            if (!string.IsNullOrWhiteSpace(Search))
            {
                Services = Services.Where(x => x.Title.ToLower().Contains(Search.ToLower())).ToList();
            }

            switch (IndexSort)
            {
                case 0:
                    Services = Services.OrderBy(x => x.CostWithDiscount).ToList();
                    break;
                case 1:
                    Services = Services.OrderByDescending(x => x.CostWithDiscount).ToList();
                    break;
            }

            Textcount = Services.Count.ToString() + " èç " + db.Sevices.ToList().Count.ToString();

        }

        public void pressButton()
        {
            ClientZapisWindow clientZapisWindow = new ClientZapisWindow { DataContext = new ClientZapisWindowViewModel() };
            var mainWindow = Application.Current?.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop ? desktop.MainWindow : null;
            clientZapisWindow.ShowDialog(mainWindow);
            //clientZapisWindow.Show();
        }

    }
}