first commit

.idea/.idea.demo4_true/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Rider ignored files
+/.idea.demo4_true.iml
+/contentModel.xml
+/modules.xml
+/projectSettingsUpdater.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/.idea.demo4_true/.idea/avalonia.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AvaloniaProject">
+    <option name="projectPerEditor">
+      <map>
+        <entry key="demo4_true/Auth.axaml" value="demo4_true/demo4_true.csproj" />
+        <entry key="demo4_true/MainWindow.axaml" value="demo4_true/demo4_true.csproj" />
+        <entry key="demo4_true/Organizator.axaml" value="demo4_true/demo4_true.csproj" />
+      </map>
+    </option>
+  </component>
+</project>

.idea/.idea.demo4_true/.idea/indexLayout.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="UserContentModel">
+    <attachedFolders />
+    <explicitIncludes />
+    <explicitExcludes />
+  </component>
+</project>

.idea/.idea.demo4_true/.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings" defaultProject="true" />
+</project>

demo4_true.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "demo4_true", "demo4_true\demo4_true.csproj", "{998444DD-8F3A-4C15-8623-E2C940C0E00B}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{998444DD-8F3A-4C15-8623-E2C940C0E00B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{998444DD-8F3A-4C15-8623-E2C940C0E00B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{998444DD-8F3A-4C15-8623-E2C940C0E00B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{998444DD-8F3A-4C15-8623-E2C940C0E00B}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal

demo4_true/App.axaml

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+<Application xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             x:Class="demo4_true.App"
+             RequestedThemeVariant="Default">
+             <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
+
+    <Application.Styles>
+        <FluentTheme />
+    </Application.Styles>
+</Application>

demo4_true/App.axaml.cs

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+using Avalonia;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Markup.Xaml;
+
+namespace demo4_true;
+
+public partial class App : Application
+{
+    public override void Initialize()
+    {
+        AvaloniaXamlLoader.Load(this);
+    }
+
+    public override void OnFrameworkInitializationCompleted()
+    {
+        if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+        {
+            desktop.MainWindow = new MainWindow();
+        }
+
+        base.OnFrameworkInitializationCompleted();
+    }
+}

demo4_true/Auth.axaml

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+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="demo4_true.Auth"
+        Title="Auth">
+        <DockPanel>
+                <StackPanel Spacing="5" HorizontalAlignment="Center" VerticalAlignment="Center">
+                        <TextBox Width="250" x:Name="Id" Watermark="Id"/>
+                        <TextBox Width="250" x:Name="Password" Watermark="Password"/>
+                        <Button Click="AuthButton_OnClick" Content="Авторизация"/>
+                </StackPanel>
+        </DockPanel>
+</Window>

demo4_true/Auth.axaml.cs

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+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 Auth : Window
+{
+    public Auth()
+    {
+        InitializeComponent();
+    }
+
+    private void AuthButton_OnClick(object? sender, RoutedEventArgs e)
+    { 
+        var idText = Id?.Text;
+        var password = Password?.Text;
+
+        if (int.TryParse(idText, out var id))
+        {
+            var client = MainWindow.ClientAuthList?.FirstOrDefault(it => it.Id == id);
+
+            if (client != null && client.Password == password)
+            {
+                Console.WriteLine("success");
+                if (client.Role == 1)
+                {
+                    Organizator organizatorWindow = new Organizator(client);
+                    organizatorWindow.ShowDialog(this);
+                }
+            }
+            else
+            {
+                Console.WriteLine("wrong");
+            }
+        }
+        else
+        {
+            Console.WriteLine("Invalid ID format");
+        }
+    }
+}

demo4_true/Item.cs

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+using System;
+
+namespace demo4_true;
+
+public class Item
+{
+    public int Id { get; set; }
+    private string _Password { get; set; }
+    public string Password
+    {
+        get => _Password;
+        set
+        {
+            validatePassword(value);
+            _Password = value;
+        }
+    }
+
+    public string Text { get; set; }
+
+    private void validatePassword(string password)
+    {
+        if (password.Length < 3)
+        {
+            throw new ArgumentException(nameof(password), "Password length > 7 symbols");
+        }
+    }
+}

demo4_true/MainWindow.axaml

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+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="demo4_true.MainWindow"
+        x:CompileBindings="False"
+        Title="demo4_true">
+        <DockPanel>
+                <Border DockPanel.Dock="Top" Background="DeepSkyBlue" Height="50">
+                        <Grid>
+                                <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="*" />
+                                        <ColumnDefinition Width="Auto" />
+                                        <ColumnDefinition Width="Auto" />
+                                </Grid.ColumnDefinitions>
+
+                                <StackPanel Grid.Column="1" Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="10">
+                                        <ComboBox x:Name="DirectionComboBox" Width="150" SelectionChanged="DirectionComboBox_OnSelectionChanged"/>
+                                        <ComboBox x:Name="DateComboBox" Width="150" SelectionChanged="DateComboBox_OnSelectionChanged"/>
+                                </StackPanel>
+
+                                <Button Grid.Column="2" Content="Auth" HorizontalAlignment="Right" Margin="10,0,10,0" VerticalAlignment="Center" Foreground="Black" Background="LightGray" Click="AuthButton_OnClick" />
+                        </Grid>
+                </Border>
+                <ListBox x:Name = "EventListBox" Background="Beige">
+                        <ListBox.ItemsPanel>
+                                <ItemsPanelTemplate>
+                                        <UniformGrid Columns="3" />
+                                </ItemsPanelTemplate>
+                        </ListBox.ItemsPanel>
+                        <ListBox.ItemTemplate>
+                                <DataTemplate>
+                                        <Border BorderBrush="Gray" BorderThickness="1" Padding="5" Margin="5">
+                                                <Grid ColumnDefinitions="Auto, 1*" VerticalAlignment="Center">
+                                                        <Image Source="{Binding Image}" Width="100" Height="100" Margin="0,0,10,0" VerticalAlignment="Center" HorizontalAlignment="Left" Stretch="UniformToFill"/>
+
+                                                        <StackPanel HorizontalAlignment="Left" VerticalAlignment="Center" Grid.Column="1" MaxWidth="250">
+                                                                <TextBlock Text="{Binding Sobitie}" TextWrapping="Wrap" TextAlignment="Left" Foreground="Black" FontSize="14" Margin="0,0,0,5"/>
+                                                                <TextBlock Text="{Binding Date}" TextWrapping="Wrap" TextAlignment="Left" Foreground="Black" FontSize="12" Margin="0,0,0,5"/>
+                                                                <TextBlock Text="{Binding DirectionId}" TextWrapping="Wrap" TextAlignment="Left" Foreground="Black" FontSize="12"/>
+                                                        </StackPanel>
+                                                </Grid>
+                                        </Border>
+                                </DataTemplate>
+                        </ListBox.ItemTemplate>
+                </ListBox>
+        </DockPanel>
+</Window>

demo4_true/MainWindow.axaml.cs

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+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();
+    }
+}

demo4_true/Models/Activity.cs

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+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Activity
+{
+    public int Id { get; set; }
+
+    public string Name { get; set; } = null!;
+
+    public virtual ICollection<Client> Moderators { get; set; } = new List<Client>();
+}

demo4_true/Models/City.cs

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+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class City
+{
+    public int Id { get; set; }
+
+    public string Name { get; set; } = null!;
+
+    public virtual ICollection<Event> Events { get; set; } = new List<Event>();
+}

demo4_true/Models/Client.cs

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+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Client
+{
+    public int Id { get; set; }
+
+    public string Fio { get; set; } = null!;
+
+    public string Email { get; set; } = null!;
+
+    public DateTime Date { get; set; }
+
+    public int Country { get; set; }
+
+    public string Phone { get; set; } = null!;
+
+    public string Password { get; set; } = null!;
+
+    public string? Spec { get; set; }
+
+    public string? Meropriyatie { get; set; }
+
+    public string Photopath { get; set; } = null!;
+
+    public char Gender { get; set; }
+
+    public int Role { get; set; }
+
+    public virtual Country CountryNavigation { get; set; } = null!;
+
+    public virtual Role RoleNavigation { get; set; } = null!;
+
+    public virtual ICollection<Activity> Activities { get; set; } = new List<Activity>();
+
+    public virtual ICollection<Event> Events { get; set; } = new List<Event>();
+}

demo4_true/Models/Country.cs

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+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Country
+{
+    public int Id { get; set; }
+
+    public string Name { get; set; } = null!;
+
+    public string EnName { get; set; } = null!;
+
+    public string Code { get; set; } = null!;
+
+    public int Code2 { get; set; }
+
+    public virtual ICollection<Client> Clients { get; set; } = new List<Client>();
+}

demo4_true/Models/Demo4Context.cs

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+using System;
+using System.Collections.Generic;
+using Microsoft.EntityFrameworkCore;
+
+namespace demo4_true.Models;
+
+public partial class Demo4Context : DbContext
+{
+    public Demo4Context()
+    {
+    }
+
+    public Demo4Context(DbContextOptions<Demo4Context> options)
+        : base(options)
+    {
+    }
+
+    public virtual DbSet<Activity> Activities { get; set; }
+
+    public virtual DbSet<City> Cities { get; set; }
+
+    public virtual DbSet<Client> Clients { get; set; }
+
+    public virtual DbSet<Country> Countries { get; set; }
+
+    public virtual DbSet<Direction> Directions { get; set; }
+
+    public virtual DbSet<Event> Events { get; set; }
+
+    public virtual DbSet<Eventactivity> Eventactivities { get; set; }
+
+    public virtual DbSet<Jhuriactivity> Jhuriactivities { get; set; }
+
+    public virtual DbSet<Role> Roles { get; set; }
+
+    public virtual DbSet<ValidActivityJhuri> ValidActivityJhuris { get; set; }
+
+    public virtual DbSet<ValidActivityModerator> ValidActivityModerators { get; set; }
+
+    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+#warning To protect potentially sensitive information in your connection string, you should move it out of source code. You can avoid scaffolding the connection string by using the Name= syntax to read it from configuration - see https://go.microsoft.com/fwlink/?linkid=2131148. For more guidance on storing connection strings, see https://go.microsoft.com/fwlink/?LinkId=723263.
+        => optionsBuilder.UseNpgsql("Host=212.67.10.54;Database=demo4;Username=myuser;Password=mypassword;Port=5433");
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        modelBuilder.Entity<Activity>(entity =>
+        {
+            entity.HasKey(e => e.Id).HasName("activity_pkey");
+
+            entity.ToTable("activity");
+
+            entity.Property(e => e.Id).HasColumnName("id");
+            entity.Property(e => e.Name)
+                .HasMaxLength(100)
+                .HasColumnName("name");
+
+            entity.HasMany(d => d.Moderators).WithMany(p => p.Activities)
+                .UsingEntity<Dictionary<string, object>>(
+                    "Activitymoderator",
+                    r => r.HasOne<Client>().WithMany()
+                        .HasForeignKey("Moderatorid")
+                        .OnDelete(DeleteBehavior.ClientSetNull)
+                        .HasConstraintName("fk_moderator"),
+                    l => l.HasOne<Activity>().WithMany()
+                        .HasForeignKey("Activityid")
+                        .OnDelete(DeleteBehavior.ClientSetNull)
+                        .HasConstraintName("fk_activity"),
+                    j =>
+                    {
+                        j.HasKey("Activityid", "Moderatorid").HasName("activitymoderator_pkey");
+                        j.ToTable("activitymoderator");
+                        j.IndexerProperty<int>("Activityid").HasColumnName("activityid");
+                        j.IndexerProperty<int>("Moderatorid").HasColumnName("moderatorid");
+                    });
+        });
+
+        modelBuilder.Entity<City>(entity =>
+        {
+            entity.HasKey(e => e.Id).HasName("city_pkey");
+
+            entity.ToTable("city");
+
+            entity.Property(e => e.Id).HasColumnName("id");
+            entity.Property(e => e.Name)
+                .HasMaxLength(100)
+                .HasColumnName("name");
+        });
+
+        modelBuilder.Entity<Client>(entity =>
+        {
+            entity.HasKey(e => e.Id).HasName("clients_pkey");
+
+            entity.ToTable("clients");
+
+            entity.Property(e => e.Id).HasColumnName("id");
+            entity.Property(e => e.Country).HasColumnName("country");
+            entity.Property(e => e.Date)
+                .HasColumnType("timestamp(6) without time zone")
+                .HasColumnName("date");
+            entity.Property(e => e.Email)
+                .HasMaxLength(100)
+                .HasColumnName("email");
+            entity.Property(e => e.Fio)
+                .HasMaxLength(200)
+                .HasColumnName("fio");
+            entity.Property(e => e.Gender)
+                .HasMaxLength(1)
+                .HasColumnName("gender");
+            entity.Property(e => e.Meropriyatie)
+                .HasMaxLength(50)
+                .HasColumnName("meropriyatie");
+            entity.Property(e => e.Password)
+                .HasMaxLength(50)
+                .HasColumnName("password");
+            entity.Property(e => e.Phone)
+                .HasMaxLength(20)
+                .HasColumnName("phone");
+            entity.Property(e => e.Photopath)
+                .HasMaxLength(100)
+                .HasColumnName("photopath");
+            entity.Property(e => e.Role).HasColumnName("role");
+            entity.Property(e => e.Spec)
+                .HasMaxLength(50)
+                .HasColumnName("spec");
+
+            entity.HasOne(d => d.CountryNavigation).WithMany(p => p.Clients)
+                .HasForeignKey(d => d.Country)
+                .OnDelete(DeleteBehavior.ClientSetNull)
+                .HasConstraintName("fk_country");
+
+            entity.HasOne(d => d.RoleNavigation).WithMany(p => p.Clients)
+                .HasForeignKey(d => d.Role)
+                .OnDelete(DeleteBehavior.ClientSetNull)
+                .HasConstraintName("fk_role");
+        });
+
+        modelBuilder.Entity<Country>(entity =>
+        {
+            entity.HasKey(e => e.Id).HasName("country_pkey");
+
+            entity.ToTable("country");
+
+            entity.HasIndex(e => e.Code2, "country_code2_key").IsUnique();
+
+            entity.Property(e => e.Id).HasColumnName("id");
+            entity.Property(e => e.Code)
+                .HasMaxLength(5)
+                .HasColumnName("code");
+            entity.Property(e => e.Code2).HasColumnName("code2");
+            entity.Property(e => e.EnName)
+                .HasMaxLength(100)
+                .HasColumnName("en_name");
+            entity.Property(e => e.Name)
+                .HasMaxLength(100)
+                .HasColumnName("name");
+        });
+
+        modelBuilder.Entity<Direction>(entity =>
+        {
+            entity.HasKey(e => e.Id).HasName("direction_pkey");
+
+            entity.ToTable("direction");
+
+            entity.Property(e => e.Id).HasColumnName("id");
+            entity.Property(e => e.Name)
+                .HasMaxLength(255)
+                .HasColumnName("name");
+        });
+
+        modelBuilder.Entity<Event>(entity =>
+        {
+            entity.HasKey(e => e.Id).HasName("event_pkey");
+
+            entity.ToTable("event");
+
+            entity.HasIndex(e => e.Date, "event_date_key").IsUnique();
+
+            entity.Property(e => e.Id).HasColumnName("id");
+            entity.Property(e => e.City).HasColumnName("city");
+            entity.Property(e => e.Date)
+                .HasColumnType("timestamp(6) without time zone")
+                .HasColumnName("date");
+            entity.Property(e => e.Days).HasColumnName("days");
+            entity.Property(e => e.DirectionId).HasColumnName("direction_id");
+            entity.Property(e => e.Photopath)
+                .HasMaxLength(255)
+                .HasColumnName("photopath");
+            entity.Property(e => e.Sobitie)
+                .HasMaxLength(200)
+                .HasColumnName("sobitie");
+
+            entity.HasOne(d => d.CityNavigation).WithMany(p => p.Events)
+                .HasForeignKey(d => d.City)
+                .OnDelete(DeleteBehavior.ClientSetNull)
+                .HasConstraintName("fk_city");
+
+            entity.HasOne(d => d.Direction).WithMany(p => p.Events)
+                .HasForeignKey(d => d.DirectionId)
+                .OnDelete(DeleteBehavior.SetNull)
+                .HasConstraintName("fk_event_direction");
+
+            entity.HasMany(d => d.Winners).WithMany(p => p.Events)
+                .UsingEntity<Dictionary<string, object>>(
+                    "Eventwinner",
+                    r => r.HasOne<Client>().WithMany()
+                        .HasForeignKey("Winnerid")
+                        .OnDelete(DeleteBehavior.ClientSetNull)
+                        .HasConstraintName("fk_moderator"),
+                    l => l.HasOne<Event>().WithMany()
+                        .HasForeignKey("Eventid")
+                        .OnDelete(DeleteBehavior.ClientSetNull)
+                        .HasConstraintName("fk_event"),
+                    j =>
+                    {
+                        j.HasKey("Eventid", "Winnerid").HasName("eventwinner_pkey");
+                        j.ToTable("eventwinner");
+                        j.IndexerProperty<int>("Eventid").HasColumnName("eventid");
+                        j.IndexerProperty<int>("Winnerid").HasColumnName("winnerid");
+                    });
+        });
+
+        modelBuilder.Entity<Eventactivity>(entity =>
+        {
+            entity
+                .HasNoKey()
+                .ToTable("eventactivity");
+
+            entity.Property(e => e.Activityid).HasColumnName("activityid");
+            entity.Property(e => e.Eventid).HasColumnName("eventid");
+
+            entity.HasOne(d => d.Activity).WithMany()
+                .HasForeignKey(d => d.Activityid)
+                .OnDelete(DeleteBehavior.ClientSetNull)
+                .HasConstraintName("fk_activity");
+
+            entity.HasOne(d => d.Event).WithMany()
+                .HasForeignKey(d => d.Eventid)
+                .OnDelete(DeleteBehavior.ClientSetNull)
+                .HasConstraintName("fk_event");
+        });
+
+        modelBuilder.Entity<Jhuriactivity>(entity =>
+        {
+            entity
+                .HasNoKey()
+                .ToTable("jhuriactivity");
+
+            entity.Property(e => e.Activityid).HasColumnName("activityid");
+            entity.Property(e => e.Jhuriid).HasColumnName("jhuriid");
+
+            entity.HasOne(d => d.Activity).WithMany()
+                .HasForeignKey(d => d.Activityid)
+                .OnDelete(DeleteBehavior.ClientSetNull)
+                .HasConstraintName("fk_activity");
+
+            entity.HasOne(d => d.Jhuri).WithMany()
+                .HasForeignKey(d => d.Jhuriid)
+                .HasConstraintName("fk_moderator");
+        });
+
+        modelBuilder.Entity<Role>(entity =>
+        {
+            entity.HasKey(e => e.Id).HasName("roles_pkey");
+
+            entity.ToTable("roles");
+
+            entity.Property(e => e.Id).HasColumnName("id");
+            entity.Property(e => e.Name)
+                .HasMaxLength(20)
+                .HasColumnName("name");
+        });
+
+        modelBuilder.Entity<ValidActivityJhuri>(entity =>
+        {
+            entity
+                .HasNoKey()
+                .ToView("valid_activity_jhuri");
+
+            entity.Property(e => e.Activityid).HasColumnName("activityid");
+            entity.Property(e => e.Jhuriid).HasColumnName("jhuriid");
+        });
+
+        modelBuilder.Entity<ValidActivityModerator>(entity =>
+        {
+            entity
+                .HasNoKey()
+                .ToView("valid_activity_moderators");
+
+            entity.Property(e => e.Activityid).HasColumnName("activityid");
+            entity.Property(e => e.Moderatorid).HasColumnName("moderatorid");
+        });
+
+        OnModelCreatingPartial(modelBuilder);
+    }
+
+    partial void OnModelCreatingPartial(ModelBuilder modelBuilder);
+}

demo4_true/Models/Direction.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Direction
+{
+    public int Id { get; set; }
+
+    public string Name { get; set; } = null!;
+
+    public virtual ICollection<Event> Events { get; set; } = new List<Event>();
+}

demo4_true/Models/Event.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Event
+{
+    public int Id { get; set; }
+
+    public string Sobitie { get; set; } = null!;
+
+    public DateTime Date { get; set; }
+
+    public int Days { get; set; }
+
+    public int City { get; set; }
+
+    public string? Photopath { get; set; }
+
+    public int? DirectionId { get; set; }
+
+    public virtual City CityNavigation { get; set; } = null!;
+
+    public virtual Direction? Direction { get; set; }
+
+    public virtual ICollection<Client> Winners { get; set; } = new List<Client>();
+}

demo4_true/Models/Eventactivity.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Eventactivity
+{
+    public int Eventid { get; set; }
+
+    public int Activityid { get; set; }
+
+    public virtual Activity Activity { get; set; } = null!;
+
+    public virtual Event Event { get; set; } = null!;
+}

demo4_true/Models/Jhuriactivity.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Jhuriactivity
+{
+    public int Activityid { get; set; }
+
+    public int? Jhuriid { get; set; }
+
+    public virtual Activity Activity { get; set; } = null!;
+
+    public virtual Client? Jhuri { get; set; }
+}

demo4_true/Models/Role.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class Role
+{
+    public int Id { get; set; }
+
+    public string Name { get; set; } = null!;
+
+    public virtual ICollection<Client> Clients { get; set; } = new List<Client>();
+}

demo4_true/Models/ValidActivityJhuri.cs

@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class ValidActivityJhuri
+{
+    public int? Activityid { get; set; }
+
+    public int? Jhuriid { get; set; }
+}

demo4_true/Models/ValidActivityModerator.cs

@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+
+namespace demo4_true.Models;
+
+public partial class ValidActivityModerator
+{
+    public int? Activityid { get; set; }
+
+    public int? Moderatorid { get; set; }
+}

demo4_true/ModelsMy/ClientAuth.cs

@@ -0,0 +1,30 @@
+using System;
+using System.IO;
+using Avalonia.Media.Imaging;
+using demo4_true.Models;
+
+namespace demo4_true.ModelsMy;
+
+public class ClientAuth: Client
+{
+    public int Id { get; set; }
+    public string Password { get; set; } = null!;
+    public int Role { get; set; }
+    public string FIO { get; set; } = null!;
+    public string PhotoPath { get; set; } = null!;
+    public Bitmap? Image
+    {
+        get
+        {
+            try
+            {
+                string absolutePath = Path.Combine(AppContext.BaseDirectory, PhotoPath);
+                return new Bitmap(absolutePath);
+            }
+            catch
+            {
+                return null;
+            }
+        }
+    }
+}

demo4_true/Organizator.axaml

@@ -0,0 +1,46 @@
+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="demo4_true.Organizator"
+        Title="Organizator">
+    <DockPanel>
+        <Border DockPanel.Dock="Top" Height="50">
+            <TextBlock Text="Окно организатора" HorizontalAlignment="Center" VerticalAlignment="Center" FontSize="20"/>
+        </Border>
+
+        <Border>
+            <Grid>
+                <Grid ColumnDefinitions="Auto, 1*" VerticalAlignment="Center" Margin="10,0,0,0">
+                    <StackPanel HorizontalAlignment="Left" VerticalAlignment="Center" Grid.Column="1" MaxWidth="250">
+                        <Image Width="150" Height="250" x:Name="imageOrg"/>
+                        <Border BorderBrush="Gray" BorderThickness="1" Padding="5">
+                            <TextBlock HorizontalAlignment="Center" Width="150" Height="50" FontSize="20" TextAlignment="Center">
+                                <Run Text="Мой" />
+                                <LineBreak />
+                                <Run Text="профиль" />
+                            </TextBlock>
+                        </Border>
+                    </StackPanel>
+                </Grid>
+
+                <Grid ColumnDefinitions="Auto, 1*" HorizontalAlignment="Center" VerticalAlignment="Center">
+                    <StackPanel HorizontalAlignment="Left" VerticalAlignment="Center" Grid.Column="1" MaxWidth="250" Spacing="15">
+                        <TextBlock x:Name="textHello" FontSize="16"/>
+
+                        <Button x:Name="EventsButton" Height="80" Width="300" BorderThickness="2" Click="EventsButton_OnClick">
+                            <TextBlock Text="Мероприятия" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+                        </Button>
+                        <Button x:Name="ParticipantsButton" Height="80" Width="300" BorderThickness="2" Click="ParticipantsButton_OnClick">
+                            <TextBlock Text="Участники" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+                        </Button>
+                        <Button x:Name="JuryButton" Height="80" Width="300" BorderThickness="2" Click="JuryButton_OnClick">
+                            <TextBlock Text="Жюри" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+                        </Button>
+                    </StackPanel>
+                </Grid>
+            </Grid>
+        </Border>
+    </DockPanel>
+</Window>

demo4_true/Organizator.axaml.cs

@@ -0,0 +1,49 @@
+using System;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.Markup.Xaml;
+using demo4_true.ModelsMy;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Storage.Internal.Mapping;
+
+namespace demo4_true;
+
+public partial class Organizator : Window
+{
+    private string _output;
+    public Organizator(ClientAuth clientAuth)
+    {
+        InitializeComponent();
+        var blank = "";
+        DateTime currentTime = DateTime.Now;
+        if (currentTime.Hour > 9 && currentTime.Hour < 11)
+        {
+            blank = "Доброе утро!\n";
+        } else if (currentTime.Hour > 11 && currentTime.Hour < 18)
+        {
+            blank = "Добрый день!\n";
+        }
+        else
+        {
+            blank = "Добрый вечер!\n";
+        }
+        textHello.Text = blank+clientAuth.FIO;
+        imageOrg.Source = clientAuth.Image;
+    }
+    
+    private void EventsButton_OnClick(object? sender, RoutedEventArgs e)
+    {
+        MainWindow mainWindow = new MainWindow();
+        mainWindow.ShowDialog(this);
+    }
+    
+    private void ParticipantsButton_OnClick(object? sender, RoutedEventArgs e)
+    {
+        
+    }
+
+    private void JuryButton_OnClick(object? sender, RoutedEventArgs e)
+    {
+        
+    }
+}

demo4_true/Program.cs

@@ -0,0 +1,21 @@
+using Avalonia;
+using System;
+
+namespace demo4_true;
+
+class Program
+{
+    // Initialization code. Don't use any Avalonia, third-party APIs or any
+    // SynchronizationContext-reliant code before AppMain is called: things aren't initialized
+    // yet and stuff might break.
+    [STAThread]
+    public static void Main(string[] args) => BuildAvaloniaApp()
+        .StartWithClassicDesktopLifetime(args);
+
+    // Avalonia configuration, don't remove; also used by visual designer.
+    public static AppBuilder BuildAvaloniaApp()
+        => AppBuilder.Configure<App>()
+            .UsePlatformDetect()
+            .WithInterFont()
+            .LogToTrace();
+}

demo4_true/app.manifest

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
+  <!-- This manifest is used on Windows only.
+       Don't remove it as it might cause problems with window transparency and embedded controls.
+       For more details visit https://learn.microsoft.com/en-us/windows/win32/sbscs/application-manifests -->
+  <assemblyIdentity version="1.0.0.0" name="demo4_true.Desktop"/>
+
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- A list of the Windows versions that this application has been tested on
+           and is designed to work with. Uncomment the appropriate elements
+           and Windows will automatically select the most compatible environment. -->
+
+      <!-- Windows 10 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}" />
+    </application>
+  </compatibility>
+</assembly>