FrontOffice/src/FrontOffice.Main/Shared/MainLayout.razor.cs

using Blazored.LocalStorage;
using FrontOffice.Main.Utilities;
using Microsoft.AspNetCore.Components;
using Microsoft.JSInterop;
using MudBlazor;
using Microsoft.AspNetCore.Components.Authorization;

namespace FrontOffice.Main.Shared;
public partial class MainLayout : IDisposable
{
    private const string TokenStorageKey = "auth:token";

    private MudThemeProvider _mudThemeProvider;
    private bool _isDark;
    private bool _drawerOpen;
    private bool _isAuthenticated;
    private string? _email;
    private int _cartCount;

    [Inject] private ILocalStorageService LocalStorage { get; set; } = default!;
    [Inject] private AuthService AuthService { get; set; } = default!;
    [Inject] private AuthDialogService AuthDialogService { get; set; } = default!;
    [Inject] private CartService CartService { get; set; } = default!;

    private void ToggleTheme() => _isDark = !_isDark;
    private void ToggleDrawer() => _drawerOpen = !_drawerOpen;
    private async void Back()
    {
        await JSRuntime.InvokeVoidAsync("history.back");
    }

    protected override async Task OnAfterRenderAsync(bool firstRender)
    {
        if (firstRender)
        {
            await JSRuntime.InvokeVoidAsync("changeNavBgOnBodyScroll", "top", null, 1);
            await CheckAuthStatus();
            
            if (_isAuthenticated)
            {
                // لود سبد خرید فقط برای کاربر لاگین شده
                await CartService.EnsureInitializedAsync();
                CartService.OnChange += OnCartChanged;
                _cartCount = CartService.Count;
            }
            
            StateHasChanged();
        }
    }

    private void OnCartChanged()
    {
        _cartCount = CartService.Count;
        InvokeAsync(StateHasChanged);
    }

    private async Task CheckAuthStatus()
    {
        _isAuthenticated = await AuthService.IsAuthenticatedAsync();
    }

    private async Task OpenAuthDialog()
    {
        await AuthDialogService.ShowAuthDialogAsync();
        await CheckAuthStatus();
        if (_isAuthenticated)
        {
            Snackbar.Add(GlobalConstants.SuccessMsg, Severity.Success);
        }
        
        StateHasChanged();
        Navigation.NavigateTo(RouteConstants.Main.MainPage);
    }

    private void NavigateToProfile()
    {
        Navigation.NavigateTo(RouteConstants.Profile.Index);
    }

    private async Task Logout()
    {
        await AuthService.LogoutAsync();
        _isAuthenticated = false;
        _cartCount = 0;
        StateHasChanged();
    }

    public void Dispose()
    {
        CartService.OnChange -= OnCartChanged;
    }
}