gamenight/FrontendAvalonia/FrontendAvalonia/ViewModels/LoginViewModel.cs

using System.Threading.Tasks;
using System.Windows.Input;
using FrontendAvalonia.Models;
using FrontendAvalonia.Services.GamenightApi;
using FrontendAvalonia.Views;
using ReactiveUI;

namespace FrontendAvalonia.ViewModels;

public class LoginViewModel : PageViewModelBase
{
    private IGamenight GamenightApi { get; }
    private GamenightModel Model { get; }

    public string Username { get; set; } = string.Empty;
    public string Password { get; set; } = string.Empty;
    public ICommand LoginCommand { get; }

    public LoginViewModel(IScreen screen, IGamenight gamenightApi, GamenightModel model)
    :base(screen)
    {
        GamenightApi = gamenightApi;
        Model = model;

        LoginCommand = ReactiveCommand.CreateFromTask(Login);
    }

    private async Task Login()
    {
        var result = await GamenightApi.GetToken(new Login { Username = Username, Password = Password });
        if (result is { IsSuccessStatusCode: true })
        {
            Model.UserToken = result.Content?.Jwt_token;
            HostScreen.Router.NavigateBack.Execute();
        }
    }
}