using System;
using System.Reactive;
using System.Reactive.Linq;
using System.Reactive.Threading.Tasks;
using System.Threading.Tasks;
using Flawless.Client.Service;
using ReactiveUI;
using ReactiveUI.SourceGenerators;
using Ursa.ReactiveUIExtension;

namespace Flawless.Client.ViewModels;

public partial class ServerConnectViewModel : ViewModelBase, IScreen, IRoutableViewModel
{
    public string? UrlPathSegment { get; } = Guid.NewGuid().ToString();
    
    public IScreen HostScreen { get; }
    
    public RoutingState Router { get; } = new();

    public ReactiveCommand<Unit, IRoutableViewModel> GoBackCommand => Router.NavigateBack;
    
    [Reactive]
    private string _title = String.Empty;

    [ReactiveCommand]
    private async ValueTask OpenRepoPageAsync()
    {
        if (Api.C.RequireRefreshToken()) await Router.NavigateAndReset.Execute(new ServerSetupPageViewModel(this)).ToTask();
    }

    public ServerConnectViewModel(IScreen hostScreen)
    {
        HostScreen = hostScreen;
        Router.CurrentViewModel
            .Select(vm => vm?.GetType().Name.Replace("ViewModel", string.Empty) ?? "Hello")
            .BindTo(this, vm => vm.Title);
    }
}