@inject AuthenticationStateProvider AuthProvider
@inject IUserService UserService
@inject IUserContextAccessor UserContext
@using Microsoft.AspNetCore.Components.Authorization
@using SharepointToolbox.Web.Services.Auth
@using SharepointToolbox.Web.Services.Session

@* Invisible component. Run once per circuit to seed IUserContextAccessor. *@

@code {
    protected override async Task OnInitializedAsync()
    {
        var state = await AuthProvider.GetAuthenticationStateAsync();
        var principal = state.User;
        if (principal.Identity?.IsAuthenticated != true) return;

        var email = principal.FindFirst("preferred_username")?.Value
                    ?? principal.FindFirst(System.Security.Claims.ClaimTypes.Email)?.Value;
        if (string.IsNullOrEmpty(email)) return;

        var user = await UserService.GetByEmailAsync(email);
        if (user is not null) UserContext.Initialize(user);
    }
}