using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
using Avalonia.Controls;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.Media.Imaging;
using demo4_true.Models;
using demo4_true.ModelsMy;

namespace demo4_true;

public partial class MainWindow : Window
{
    ObservableCollection<EventPresenter> events = new ObservableCollection<EventPresenter>();
    List<EventPresenter> dataSourceEvent;
    ObservableCollection<ClientAuth> authClients = new ObservableCollection<ClientAuth>();
    List<ClientAuth> dataSourceClient;
    public List<string> DirectionsList { get; }
    public List<DateTime> DatesList { get; }
    public static ObservableCollection<ClientAuth> ClientAuthList { get; set; }
    
    public MainWindow()
    {
        InitializeComponent();
        using var context = new Demo4Context();
        
        dataSourceEvent = context.Events.Select(it => new EventPresenter
        {
            Sobitie = it.Sobitie,
            Date = it.Date,
            Days = it.Days,
            City = it.City,
            Photopath = it.Photopath,
            DirectionId = it.DirectionId,
        }).ToList();
        EventListBox.ItemsSource = events;
        
        dataSourceClient = context.Clients.Select(it => new ClientAuth
        {
            Id = it.Id,
            Password = it.Password,
            Role = it.Role,
            FIO = it.Fio,
            PhotoPath = it.Photopath,
        }).ToList();
        
        DirectionsList = context.Directions.Select(it => it.Name).ToList();
        DirectionComboBox.ItemsSource = DirectionsList;
        DatesList = dataSourceEvent.Select(s => s.Date).ToList();
        DateComboBox.ItemsSource = DatesList;
        
        DisplayServices();
    }

    public class EventPresenter() : Event
    {
        Bitmap? Image
        {
            get
            {
                try
                {
                    string absolutePath = Path.Combine(AppContext.BaseDirectory, Photopath);
                    return new Bitmap(absolutePath);
                }
                catch
                {
                    return null;
                }
            }
        }
    }
    
    public void DisplayServices()
    {
        var temp = dataSourceEvent;
        var temp2 = dataSourceClient;
        
        events.Clear();
        if (DirectionComboBox != null)
        {
            temp = temp.Where(it => it.Direction == DirectionComboBox.SelectedItem).ToList();
        }
        if (DateComboBox.SelectedItem != null)
        {
            DateTime selectedDate = (DateTime)DateComboBox.SelectedItem;
            temp = temp.Where(it => it.Date.Date == selectedDate.Date).ToList();
        }

        foreach (var item in temp)
        {
            events.Add(item);
        }
        
        foreach (var item in temp2)
        {
            authClients.Add(item);
        }
        ClientAuthList = authClients;
    }

    private void AuthButton_OnClick(object? sender, RoutedEventArgs e)
    {
        Auth auth = new Auth();
        auth.ShowDialog(this);
    }

    private void DirectionComboBox_OnSelectionChanged(object? sender, SelectionChangedEventArgs e)
    {
        DisplayServices();
    }

    private void DateComboBox_OnSelectionChanged(object? sender, SelectionChangedEventArgs e)
    {
        DisplayServices();
    }
}