汉秋
005349f8e6
将会话、权限、位置、收款与排队存储拆分为独立模块，同步更新各 ViewModel 与单元测试，并补充素材管理 UI 与个人空间设置交互。 Co-authored-by: Cursor <cursoragent@cursor.com>
259 lines
9.3 KiB
Swift
259 lines
9.3 KiB
Swift
//
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// MaterialManagementDialogs.swift
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// suixinkan
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//
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import AVKit
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import Kingfisher
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import SnapKit
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import UIKit
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/// 素材模块 Android 风格红色删除确认弹窗。
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final class MaterialDeleteDialogViewController: UIViewController {
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private let dialogTitle: String
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private let itemName: String
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private let itemSuffix: String
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private let onConfirm: () -> Void
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private let onCancel: () -> Void
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private let dimView = UIView()
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private let cardView = UIView()
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/// 创建素材删除确认弹窗。
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init(
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title: String = "删除素材",
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itemName: String,
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itemSuffix: String = "素材吗?",
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onCancel: @escaping () -> Void = {},
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onConfirm: @escaping () -> Void
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) {
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dialogTitle = title
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self.itemName = itemName
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self.itemSuffix = itemSuffix
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self.onConfirm = onConfirm
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self.onCancel = onCancel
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super.init(nibName: nil, bundle: nil)
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modalPresentationStyle = .overFullScreen
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modalTransitionStyle = .crossDissolve
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}
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@available(*, unavailable)
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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view.backgroundColor = .clear
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dimView.backgroundColor = UIColor.black.withAlphaComponent(0.32)
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cardView.backgroundColor = .white
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cardView.layer.cornerRadius = 16
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let stack = UIStackView()
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stack.axis = .vertical
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stack.spacing = 16
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let titleLabel = UILabel()
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titleLabel.text = dialogTitle
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titleLabel.font = .systemFont(ofSize: 18, weight: .bold)
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titleLabel.textColor = UIColor(hex: 0xFF0000)
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let messageLabel = UILabel()
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messageLabel.numberOfLines = 0
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let prefix = "您确定要删除"
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let suffix = itemSuffix
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let message = NSMutableAttributedString(
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string: prefix + itemName + suffix,
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attributes: [
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.font: UIFont.systemFont(ofSize: 16),
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.foregroundColor: UIColor(hex: 0x333333),
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]
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)
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if !itemName.isEmpty {
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let prefixLength = (prefix as NSString).length
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let itemLength = (itemName as NSString).length
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message.addAttribute(
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.font,
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value: UIFont.systemFont(ofSize: 16, weight: .bold),
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range: NSRange(location: prefixLength, length: itemLength)
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)
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}
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messageLabel.attributedText = message
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let buttons = UIStackView()
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buttons.axis = .horizontal
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buttons.spacing = 12
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buttons.distribution = .fillEqually
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let cancelButton = makeButton(title: "取消", titleColor: UIColor(hex: 0xFF0000), background: UIColor(hex: 0xFFE5E5))
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let confirmButton = makeButton(title: "确认", titleColor: .white, background: UIColor(hex: 0xFF0000))
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cancelButton.addTarget(self, action: #selector(cancelTapped), for: .touchUpInside)
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confirmButton.addTarget(self, action: #selector(confirmTapped), for: .touchUpInside)
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[cancelButton, confirmButton].forEach { button in
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button.snp.makeConstraints { make in make.height.equalTo(44) }
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buttons.addArrangedSubview(button)
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}
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view.addSubview(dimView)
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view.addSubview(cardView)
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cardView.addSubview(stack)
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[titleLabel, messageLabel, buttons].forEach(stack.addArrangedSubview)
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stack.setCustomSpacing(24, after: messageLabel)
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dimView.snp.makeConstraints { make in make.edges.equalToSuperview() }
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cardView.snp.makeConstraints { make in
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make.center.equalToSuperview()
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make.leading.trailing.equalToSuperview().inset(32)
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}
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stack.snp.makeConstraints { make in make.edges.equalToSuperview().inset(24) }
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}
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private func makeButton(title: String, titleColor: UIColor, background: UIColor) -> UIButton {
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let button = UIButton(type: .system)
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button.setTitle(title, for: .normal)
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button.setTitleColor(titleColor, for: .normal)
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button.titleLabel?.font = .systemFont(ofSize: 16, weight: .medium)
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button.backgroundColor = background
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button.layer.cornerRadius = 8
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return button
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}
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@objc private func cancelTapped() {
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dismiss(animated: true) { [onCancel] in onCancel() }
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}
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@objc private func confirmTapped() {
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dismiss(animated: true) { [onConfirm] in onConfirm() }
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}
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}
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/// 素材预览数据，统一描述图片和视频。
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struct MaterialPreviewItem: Equatable {
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let url: String
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let mediaType: MaterialMediaType
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}
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/// Android `MediaPreviewDialog` 对齐的全屏素材预览页。
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final class MaterialMediaPreviewViewController: UIViewController, UIScrollViewDelegate {
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private let items: [MaterialPreviewItem]
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private let startIndex: Int
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private let scrollView = UIScrollView()
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private let closeButton = UIButton(type: .system)
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private var pages: [UIView] = []
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private var players: [Int: AVPlayerViewController] = [:]
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private var currentIndex = 0
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/// 创建全屏素材预览页。
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init(items: [MaterialPreviewItem], startIndex: Int) {
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self.items = items
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self.startIndex = max(0, min(startIndex, max(0, items.count - 1)))
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super.init(nibName: nil, bundle: nil)
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modalPresentationStyle = .overFullScreen
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modalTransitionStyle = .crossDissolve
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}
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@available(*, unavailable)
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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view.backgroundColor = .black
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scrollView.backgroundColor = .black
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scrollView.isPagingEnabled = true
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scrollView.showsHorizontalScrollIndicator = false
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scrollView.bounces = false
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scrollView.delegate = self
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closeButton.setImage(UIImage(named: "material_ic_clear"), for: .normal)
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closeButton.tintColor = .white
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closeButton.backgroundColor = UIColor.black.withAlphaComponent(0.5)
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closeButton.layer.cornerRadius = 22
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closeButton.accessibilityLabel = "关闭"
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closeButton.addTarget(self, action: #selector(closeTapped), for: .touchUpInside)
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view.addSubview(scrollView)
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view.addSubview(closeButton)
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scrollView.snp.makeConstraints { make in make.edges.equalToSuperview() }
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closeButton.snp.makeConstraints { make in
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make.top.equalTo(view.safeAreaLayoutGuide).offset(5)
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make.trailing.equalToSuperview().inset(16)
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make.size.equalTo(44)
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}
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buildPages()
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}
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override func viewDidLayoutSubviews() {
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super.viewDidLayoutSubviews()
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let size = scrollView.bounds.size
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guard size.width > 0, size.height > 0 else { return }
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for (index, page) in pages.enumerated() {
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page.frame = CGRect(x: CGFloat(index) * size.width, y: 0, width: size.width, height: size.height)
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}
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scrollView.contentSize = CGSize(width: CGFloat(items.count) * size.width, height: size.height)
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scrollView.contentOffset = CGPoint(x: CGFloat(currentIndex) * size.width, y: 0)
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}
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override func viewDidAppear(_ animated: Bool) {
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super.viewDidAppear(animated)
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currentIndex = startIndex
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view.setNeedsLayout()
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view.layoutIfNeeded()
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playCurrentVideo()
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}
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override func viewWillDisappear(_ animated: Bool) {
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super.viewWillDisappear(animated)
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players.values.forEach { $0.player?.pause() }
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}
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func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
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updateCurrentIndex()
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}
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private func buildPages() {
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for (index, item) in items.enumerated() {
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let page = UIView()
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page.backgroundColor = .black
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scrollView.addSubview(page)
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pages.append(page)
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if item.mediaType == .video, let url = URL(string: item.url) {
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let controller = AVPlayerViewController()
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controller.player = AVPlayer(url: url)
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controller.showsPlaybackControls = true
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addChild(controller)
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page.addSubview(controller.view)
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controller.view.snp.makeConstraints { make in make.edges.equalToSuperview() }
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controller.didMove(toParent: self)
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players[index] = controller
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} else {
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let imageView = UIImageView()
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imageView.contentMode = .scaleAspectFit
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imageView.backgroundColor = .black
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page.addSubview(imageView)
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imageView.snp.makeConstraints { make in make.edges.equalToSuperview() }
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if let url = URL(string: item.url) {
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imageView.kf.setImage(with: url)
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}
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}
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}
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}
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private func updateCurrentIndex() {
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guard scrollView.bounds.width > 0 else { return }
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currentIndex = max(0, min(Int(round(scrollView.contentOffset.x / scrollView.bounds.width)), items.count - 1))
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playCurrentVideo()
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}
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private func playCurrentVideo() {
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players.forEach { index, controller in
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if index == currentIndex {
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controller.player?.play()
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} else {
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controller.player?.pause()
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}
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}
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}
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@objc private func closeTapped() {
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dismiss(animated: true)
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}
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}
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