Program.cs

using Microsoft.EntityFrameworkCore;
using TVShop.Data;
using Microsoft.AspNetCore.Authentication.Cookies;


var builder = WebApplication.CreateBuilder(args);

// Add services to the container
builder.Services.AddControllersWithViews();

// Database Connection (LocalDB)
builder.Services.AddDbContext<AppDbContext>(options =>
    options.UseSqlServer(builder.Configuration.GetConnectionString("DefaultConnection")));

// Session Configuration
builder.Services.AddDistributedMemoryCache();
builder.Services.AddSession(options =>
{
    options.IdleTimeout = TimeSpan.FromMinutes(30);
    options.Cookie.HttpOnly = true;
    options.Cookie.IsEssential = true;
});

// Authentication Configuration
builder.Services.AddAuthentication(CookieAuthenticationDefaults.AuthenticationScheme)
    .AddCookie(options =>
    {
        options.LoginPath = "/Account/Login";
        options.LogoutPath = "/Account/Logout";
        options.AccessDeniedPath = "/Account/AccessDenied";
        options.ExpireTimeSpan = TimeSpan.FromHours(24);
        options.SlidingExpiration = true;
    });

// Authorization Policies
builder.Services.AddAuthorization(options =>
{
    options.AddPolicy("AdminOnly", policy => policy.RequireRole("Admin"));
    options.AddPolicy("UserOnly", policy => policy.RequireRole("User"));
});

// HttpContextAccessor
builder.Services.AddHttpContextAccessor();

var app = builder.Build();

// Configure the HTTP request pipeline
if (!app.Environment.IsDevelopment())
{
    app.UseExceptionHandler("/Home/Error");
    app.UseHsts();
}
else
{
    app.UseDeveloperExceptionPage();
}

app.UseHttpsRedirection();
app.UseStaticFiles();

app.UseRouting();

app.UseSession();
app.UseAuthentication();
app.UseAuthorization();

// Routes
app.MapControllerRoute(
    name: "admin",
    pattern: "Admin/{action=Dashboard}/{id?}",
    defaults: new { controller = "Admin" });

app.MapControllerRoute(
    name: "default",
    pattern: "{controller=Home}/{action=Index}/{id?}");

// Database Migration va Seed Data
using (var scope = app.Services.CreateScope())
{
    var services = scope.ServiceProvider;
    try
    {
        var context = services.GetRequiredService<AppDbContext>();
        context.Database.Migrate();
    }
    catch (Exception ex)
    {
        var logger = services.GetRequiredService<ILogger<Program>>();
        logger.LogError(ex, "Database migration jarayonida xatolik yuz berdi.");
    }
}

app.Run();