c8173bf034
主要变更： 1. 从 AppDelegate 中移除 Core Data 相关的属性和方法，简化应用结构。 2. 新增 EPBaseListViewController 作为消息列表的基础类，提供通用的表视图功能。 3. 添加 EPMessageListVC、EPFriendListVC、EPFollowingListVC 和 EPFansListVC，分别用于展示消息、朋友、关注和粉丝列表。 4. 引入 EPMessageSegmentView 以支持消息主界面的分段控制。 此更新旨在提升代码的可维护性，简化数据管理，并增强用户界面的功能性和交互性。
93 lines
3.5 KiB
Swift
93 lines
3.5 KiB
Swift
import UIKit
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import SnapKit
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final class EPMessageMainViewController: UIViewController, UIPageViewControllerDataSource, UIPageViewControllerDelegate {
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// 外部回调：未读数变化
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var unreadCountDidChange: ((Int)->Void)?
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private let segment = EPMessageSegmentView()
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private let pageVC = UIPageViewController(transitionStyle: .scroll, navigationOrientation: .horizontal)
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private lazy var pages: [UIViewController] = {
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return [
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EPMessageListVC(),
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EPFriendListVC(),
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EPFollowingListVC(),
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EPFansListVC()
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]
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}()
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private var currentIndex: Int = 0
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override func viewDidLoad() {
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super.viewDidLoad()
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view.backgroundColor = UIColor.black.withAlphaComponent(0.92)
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title = YMLocalizedString("XPSessionMainViewController0")
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setupSegment()
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setupPageVC()
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// 模拟未读变化（后续接入桥接器）
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DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) { [weak self] in
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self?.unreadCountDidChange?(12)
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}
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}
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private func setupSegment() {
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view.addSubview(segment)
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segment.snp.makeConstraints { make in
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make.top.equalTo(view.safeAreaLayoutGuide.snp.top).offset(8)
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make.leading.trailing.equalToSuperview().inset(20)
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make.height.equalTo(48)
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}
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segment.didSelect = { [weak self] index in
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self?.setPage(index: index, animated: true)
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}
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}
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private func setupPageVC() {
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addChild(pageVC)
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view.addSubview(pageVC.view)
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pageVC.view.backgroundColor = .clear
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pageVC.view.snp.makeConstraints { make in
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make.top.equalTo(segment.snp.bottom).offset(8)
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make.leading.trailing.bottom.equalTo(view.safeAreaLayoutGuide)
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}
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pageVC.didMove(toParent: self)
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pageVC.dataSource = self
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pageVC.delegate = self
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pageVC.setViewControllers([pages[0]], direction: .forward, animated: false)
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}
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private func setPage(index: Int, animated: Bool) {
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guard index != currentIndex, index >= 0, index < pages.count else { return }
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let direction: UIPageViewController.NavigationDirection = index > currentIndex ? .forward : .reverse
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pageVC.setViewControllers([pages[index]], direction: direction, animated: animated)
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currentIndex = index
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segment.select(index: index, animated: animated)
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title = segment.titles[index]
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}
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// MARK: - UIPageViewControllerDataSource
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func pageViewController(_ pageViewController: UIPageViewController, viewControllerBefore viewController: UIViewController) -> UIViewController? {
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guard let idx = pages.firstIndex(of: viewController), idx > 0 else { return nil }
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return pages[idx - 1]
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}
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func pageViewController(_ pageViewController: UIPageViewController, viewControllerAfter viewController: UIViewController) -> UIViewController? {
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guard let idx = pages.firstIndex(of: viewController), idx < pages.count - 1 else { return nil }
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return pages[idx + 1]
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}
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func pageViewController(_ pageViewController: UIPageViewController, didFinishAnimating finished: Bool, previousViewControllers: [UIViewController], transitionCompleted completed: Bool) {
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guard completed, let vc = pageViewController.viewControllers?.first, let idx = pages.firstIndex(of: vc) else { return }
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currentIndex = idx
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segment.select(index: idx, animated: true)
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title = segment.titles[idx]
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}
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}
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