Tetris/Models/Game.cs

using System;
using System.ComponentModel;

namespace Tetris.Models;

public class Party : INotifyPropertyChanged {
    public event PropertyChangedEventHandler PropertyChanged;

    private String _userName;

    public String UserName {
        get => _userName;
        set {
            _userName = value;
            OnPropertyChanged("UserName");
        }
    }

    private int _score = 0;

    public int Score {
        get => _score;
        set {
            _score = value;
            OnPropertyChanged("Score");
        }
    }

    public Party(String userName) {
        _userName = userName;
    }

    protected virtual void OnPropertyChanged(string propertyName) {
        if (PropertyChanged != null)
            PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
    }
}