//
//  TabNavigationController.swift
//  suixinkan
//

import UIKit

@MainActor
/// 单个 Tab 的 UIKit 导航栈，负责承载该 Tab 内部页面层级。
final class TabNavigationController: UINavigationController {

    let appTab: AppTab
    private let services: AppServices

    /// 初始化实例。
    init(tab: AppTab, services: AppServices) {
        self.appTab = tab
        self.services = services
        super.init(nibName: nil, bundle: nil)
        navigationBar.prefersLargeTitles = false
        setViewControllers([tab.makeRootViewController(services: services)], animated: false)
    }

    @available(*, unavailable)
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    /// Push 指定应用路由，并统一设置底部 TabBar 隐藏策略。
    func push(route: AppRoute, animated: Bool = true) {
        let viewController = AppRouteViewControllerFactory.makeViewController(for: route, services: services)
        viewController.hidesBottomBarWhenPushed = route.hidesTabBarWhenPushed
        pushViewController(viewController, animated: animated)
    }
}