@inherits LayoutComponentBase
@inject AuthenticationStateProvider AuthStateProvider
@inject NavigationManager Nav
@inject IUserNotificationService UserNotificationService
@implements IDisposable
@using System.Security.Claims

<MudThemeProvider Theme="_theme" />
<MudPopoverProvider />
<MudDialogProvider />
<MudSnackbarProvider />

<MudLayout>
    <MudAppBar Elevation="2" Style="background: linear-gradient(90deg, #3F51B5 0%, #1A237E 100%);">
        <MudIconButton Icon="@Icons.Material.Filled.Menu" Color="Color.Inherit" Edge="Edge.Start" OnClick="ToggleDrawer" />
        <MudStack Row="true" AlignItems="AlignItems.Center" Spacing="2" Class="ml-2">
            <MudIcon Icon="@Icons.Material.Filled.AccessTime" Style="color:white; font-size:1.6rem" />
            <MudText Typo="Typo.h6" Style="color:white; font-weight:700; letter-spacing:0.5px">Timetracker</MudText>
        </MudStack>
        <MudSpacer />
    </MudAppBar>

    <MudDrawer @bind-Open="_drawerOpen" ClipMode="DrawerClipMode.Always" Elevation="2">
        <NavMenu />
    </MudDrawer>

    <MudMainContent>
        <MudContainer MaxWidth="MaxWidth.Large" Class="mt-4 pb-8">
            @Body
        </MudContainer>
    </MudMainContent>
</MudLayout>

@code {
    private bool _drawerOpen = true;

    protected override void OnInitialized()
    {
        UserNotificationService.OnUserDeleted += HandleUserDeleted;
    }

    private async Task HandleUserDeleted(int deletedUserId)
    {
        var state = await AuthStateProvider.GetAuthenticationStateAsync();
        var idClaim = state.User.FindFirst(ClaimTypes.NameIdentifier)?.Value;
        if (idClaim != null && int.TryParse(idClaim, out var myId) && myId == deletedUserId)
        {
            await InvokeAsync(() => Nav.NavigateTo("/auth/logout", forceLoad: true));
        }
    }

    public void Dispose()
    {
        UserNotificationService.OnUserDeleted -= HandleUserDeleted;
    }

    private readonly MudTheme _theme = new()
    {
        PaletteLight = new PaletteLight
        {
            Primary = "#3F51B5",
            PrimaryDarken = "#1A237E",
            PrimaryLighten = "#7986CB",
            Secondary = "#009688",
            SecondaryDarken = "#00695C",
            AppbarBackground = "#3F51B5",
            Background = "#F4F6F9",
            DrawerBackground = "#FFFFFF",
            Surface = "#FFFFFF",
            TextPrimary = "#212121",
            TextSecondary = "#757575",
        }
    };

    private void ToggleDrawer() => _drawerOpen = !_drawerOpen;
}