feat: 新增相册自动修图与OTG状态预览
支持相册修图配置、模板选择和传输模式选择；上传后自动提交修图并展示状态角标及精修预览。补充接口文档与相关测试。
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import SnapKit
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import UIKit
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/// 相册管理上传入口的传输模式选择 Sheet。
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final class TravelAlbumTransferModeSheetViewController: UIViewController {
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var onModeSelected: ((TravelAlbumOTGTransferMode) -> Void)?
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private let titleLabel = UILabel()
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private let subtitleLabel = UILabel()
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private let optionsStack = UIStackView()
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private let cancelButton = UIButton(type: .system)
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override init(nibName nibNameOrNil: String?, bundle nibBundleOrNil: Bundle?) {
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super.init(nibName: nibNameOrNil, bundle: nibBundleOrNil)
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modalPresentationStyle = .pageSheet
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if let sheetPresentationController {
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let identifier = UISheetPresentationController.Detent.Identifier("travelAlbumTransferMode")
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sheetPresentationController.detents = [
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.custom(identifier: identifier) { min(356, $0.maximumDetentValue) },
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]
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sheetPresentationController.selectedDetentIdentifier = identifier
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sheetPresentationController.prefersGrabberVisible = true
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sheetPresentationController.preferredCornerRadius = 22
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}
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}
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@available(*, unavailable)
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required init?(coder: NSCoder) { fatalError("init(coder:) has not been implemented") }
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override func viewDidLoad() {
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super.viewDidLoad()
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setupUI()
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setupConstraints()
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}
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private func setupUI() {
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view.backgroundColor = .white
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titleLabel.text = "选择传输模式"
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titleLabel.font = .systemFont(ofSize: 20, weight: .semibold)
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titleLabel.textColor = AppColor.textPrimary
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titleLabel.textAlignment = .center
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subtitleLabel.text = "选择后进入对应的照片传输页面"
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subtitleLabel.font = .systemFont(ofSize: 13)
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subtitleLabel.textColor = AppColor.textSecondary
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subtitleLabel.textAlignment = .center
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optionsStack.axis = .vertical
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optionsStack.spacing = 12
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TravelAlbumOTGTransferMode.allCases.enumerated().forEach { index, mode in
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optionsStack.addArrangedSubview(makeOption(mode: mode, index: index))
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}
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cancelButton.setTitle("取消", for: .normal)
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cancelButton.setTitleColor(AppColor.textSecondary, for: .normal)
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cancelButton.titleLabel?.font = .systemFont(ofSize: 16, weight: .semibold)
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cancelButton.backgroundColor = UIColor(hex: 0xF4F5F7)
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cancelButton.layer.cornerRadius = 12
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cancelButton.addTarget(self, action: #selector(cancelTapped), for: .touchUpInside)
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view.addSubview(titleLabel)
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view.addSubview(subtitleLabel)
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view.addSubview(optionsStack)
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view.addSubview(cancelButton)
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}
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private func setupConstraints() {
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titleLabel.snp.makeConstraints { make in
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make.top.equalTo(view.safeAreaLayoutGuide).offset(12)
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make.leading.trailing.equalToSuperview().inset(20)
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}
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subtitleLabel.snp.makeConstraints { make in
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make.top.equalTo(titleLabel.snp.bottom).offset(7)
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make.leading.trailing.equalToSuperview().inset(20)
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}
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optionsStack.snp.makeConstraints { make in
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make.top.equalTo(subtitleLabel.snp.bottom).offset(18)
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make.leading.trailing.equalToSuperview().inset(16)
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}
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cancelButton.snp.makeConstraints { make in
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make.top.equalTo(optionsStack.snp.bottom).offset(14)
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make.leading.trailing.equalTo(optionsStack)
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make.height.equalTo(48)
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make.bottom.lessThanOrEqualTo(view.safeAreaLayoutGuide).offset(-10)
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}
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}
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private func makeOption(mode: TravelAlbumOTGTransferMode, index: Int) -> UIView {
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let container = UIView()
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container.backgroundColor = UIColor(hex: 0xF7F9FC)
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container.layer.cornerRadius = 12
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container.layer.borderWidth = 1
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container.layer.borderColor = UIColor(hex: 0xE6ECF5).cgColor
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let title = UILabel()
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title.text = mode.title
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title.font = .systemFont(ofSize: 16, weight: .semibold)
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title.textColor = AppColor.textPrimary
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let detail = UILabel()
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detail.text = mode.detailText
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detail.font = .systemFont(ofSize: 12)
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detail.textColor = AppColor.textSecondary
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detail.numberOfLines = 2
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let enter = UILabel()
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enter.text = "进入"
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enter.font = .systemFont(ofSize: 13, weight: .semibold)
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enter.textColor = AppColor.primary
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let button = UIButton(type: .custom)
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button.tag = index
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button.accessibilityLabel = "\(mode.title)，\(mode.detailText)"
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button.addTarget(self, action: #selector(modeTapped(_:)), for: .touchUpInside)
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container.addSubview(title)
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container.addSubview(detail)
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container.addSubview(enter)
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container.addSubview(button)
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title.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(13)
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make.leading.equalToSuperview().offset(16)
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make.trailing.lessThanOrEqualTo(enter.snp.leading).offset(-12)
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}
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detail.snp.makeConstraints { make in
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make.top.equalTo(title.snp.bottom).offset(5)
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make.leading.equalTo(title)
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make.trailing.lessThanOrEqualTo(enter.snp.leading).offset(-12)
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}
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enter.snp.makeConstraints { make in
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make.trailing.equalToSuperview().offset(-16)
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make.centerY.equalToSuperview()
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}
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button.snp.makeConstraints { $0.edges.equalToSuperview() }
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container.snp.makeConstraints { $0.height.equalTo(78) }
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return container
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}
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@objc private func modeTapped(_ sender: UIButton) {
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guard TravelAlbumOTGTransferMode.allCases.indices.contains(sender.tag) else { return }
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let mode = TravelAlbumOTGTransferMode.allCases[sender.tag]
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let completion = onModeSelected
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dismiss(animated: true) { completion?(mode) }
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}
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@objc private func cancelTapped() { dismiss(animated: true) }
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}
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