EasyFramework/identityserver/IdentityServer/Pages/Authentication/Logout.razor.cs

using IdentityServer.DDD.Contracts.Models;
using Microsoft.AspNetCore.Components;

namespace IdentityServer.Pages.Authentication;

public partial class Logout
{
    [Parameter]
    [SupplyParameterFromQuery]
    public string LogoutId { get; set; }
    public LogOutModel LogOutModel { get; set; }
    protected override void OnInitialized()
    {
        LogOutModel ??= new LogOutModel();
        LogOutModel.Prompt = true;
    }
    protected override async Task OnAfterRenderAsync(bool firstRender)
    {
        if (firstRender)
        {
            LogOutModel = await Spa.GetLogOutAsync(LogoutId);
            if (LogOutModel.Prompt)
            {
                StateHasChanged();
            }
            else
            {
                await HandleSubmit();
            }
        }
    }
    private async Task HandleSubmit()
    {
        LogOutModel = await Spa.PostLogOutAsync(LogoutId);
    }

    [Inject] SpaService Spa { get; set; }
}