mapo-core/MP.SPEC/Components/CmpTop.razor

@using MP.SPEC.Components
@using MP.SPEC.Data
@using System.Security.Claims
@using Microsoft.AspNetCore.Components.Authorization

@inject AuthenticationStateProvider AuthenticationStateProvider
@inject MessageService MService

<div class="d-flex w-100 justify-content-between">
    <div class="px-2">
        <i class="fas fa-user-alt"></i> <b>@userName</b>
    </div>
    <div class="px-2 flex-grow-1 text-end">
        <span class="text-secondary">@TipoSearch</span>
    </div>
    <div class="px-2 text-end">
        @if (ShowSearch)
        {
            <SearchMod></SearchMod>
        }
    </div>
</div>

@code {
    protected bool ShowSearch
    {
        get => MService.ShowSearch;
        set => MService.ShowSearch = value;
    }

    private string userName = "";

    private string TipoSearch
    {
        get => MService.TipoSearch;
        set => MService.TipoSearch = value;
    }

    protected override async Task OnInitializedAsync()
    {
        MService.EA_ShowSearch += MService_EA_ShowSearch;
        await forceReload();
    }
    private async void MService_EA_ShowSearch()
    {
        //await forceReload();
        await Task.Delay(1);
        await InvokeAsync(() => StateHasChanged());
    }

    private async Task forceReload()
    {

        var authState = await AuthenticationStateProvider.GetAuthenticationStateAsync();
        var user = authState.User;

        if (user.Identity.IsAuthenticated)
        {
            userName = $"{user.Identity.Name}";
        }
        else
        {
            userName = "N.A.";
        }
    }
}