feat: add live module and optimize report list
This commit is contained in:
700
suixinkan/UI/Live/LiveAlbumViewControllers.swift
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700
suixinkan/UI/Live/LiveAlbumViewControllers.swift
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//
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// LiveAlbumViewControllers.swift
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// suixinkan
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//
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import Kingfisher
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import PhotosUI
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import SnapKit
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import UIKit
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/// 直播相册列表页，对齐 Android `AliveAlbumScreen`。
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final class LiveAlbumListViewController: BaseViewController, UITableViewDelegate {
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private enum Section {
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case main
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}
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private let viewModel = LiveAlbumListViewModel()
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private let liveAPI: any LiveServing
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private let filterCard = UIView()
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private let startButton = UIButton(type: .system)
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private let endButton = UIButton(type: .system)
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private let tableView = UITableView(frame: .zero, style: .plain)
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private let refreshControl = UIRefreshControl()
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private let emptyLabel = UILabel()
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private let loadingIndicator = UIActivityIndicatorView(style: .medium)
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private let bottomBar = UIView()
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private let uploadButton = AppButton(title: "上传素材")
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private var dataSource: UITableViewDiffableDataSource<Section, LiveAlbumFolder>!
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/// 初始化直播相册列表页。
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@MainActor
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init(liveAPI: (any LiveServing)? = nil) {
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self.liveAPI = liveAPI ?? NetworkServices.shared.liveAPI
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super.init(nibName: nil, bundle: nil)
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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 setupNavigationBar() {
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title = "直播相册"
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}
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override func setupUI() {
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view.backgroundColor = AppColor.pageBackground
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filterCard.backgroundColor = .white
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filterCard.layer.cornerRadius = 12
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configureDateButton(startButton, title: "开始时间")
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configureDateButton(endButton, title: "结束时间")
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tableView.backgroundColor = .clear
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tableView.separatorStyle = .none
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tableView.delegate = self
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tableView.refreshControl = refreshControl
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tableView.register(LiveAlbumFolderCell.self, forCellReuseIdentifier: LiveAlbumFolderCell.reuseIdentifier)
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tableView.contentInset = UIEdgeInsets(top: 12, left: 0, bottom: 12, right: 0)
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dataSource = UITableViewDiffableDataSource<Section, LiveAlbumFolder>(tableView: tableView) { [weak self] tableView, indexPath, folder in
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guard let cell = tableView.dequeueReusableCell(withIdentifier: LiveAlbumFolderCell.reuseIdentifier, for: indexPath) as? LiveAlbumFolderCell else {
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return UITableViewCell()
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}
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cell.apply(folder)
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cell.onDelete = { [weak self] in self?.confirmDelete(folder) }
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cell.onImageSelected = { [weak self] index in
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self?.navigationController?.pushViewController(
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LiveAlbumPreviewViewController(folderId: folder.id, startIndex: index),
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animated: true
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)
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}
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return cell
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}
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emptyLabel.text = "暂无素材"
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emptyLabel.font = .systemFont(ofSize: 14)
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emptyLabel.textColor = UIColor(hex: 0x4B5563)
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emptyLabel.isHidden = true
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loadingIndicator.hidesWhenStopped = true
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loadingIndicator.color = AppColor.primary
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bottomBar.backgroundColor = .white
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view.addSubview(filterCard)
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filterCard.addSubview(startButton)
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filterCard.addSubview(endButton)
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view.addSubview(tableView)
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view.addSubview(emptyLabel)
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view.addSubview(loadingIndicator)
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view.addSubview(bottomBar)
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bottomBar.addSubview(uploadButton)
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}
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override func setupConstraints() {
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filterCard.snp.makeConstraints { make in
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make.top.equalTo(view.safeAreaLayoutGuide)
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make.leading.trailing.equalToSuperview()
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make.height.equalTo(59)
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}
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startButton.snp.makeConstraints { make in
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make.leading.equalToSuperview().offset(12)
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make.centerY.equalToSuperview()
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make.height.equalTo(35)
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}
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endButton.snp.makeConstraints { make in
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make.leading.equalTo(startButton.snp.trailing).offset(8)
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make.trailing.equalToSuperview().inset(12)
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make.centerY.width.height.equalTo(startButton)
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}
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bottomBar.snp.makeConstraints { make in
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make.leading.trailing.bottom.equalToSuperview()
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}
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uploadButton.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(16)
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make.leading.trailing.equalToSuperview().inset(16)
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make.height.equalTo(48)
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make.bottom.equalTo(view.safeAreaLayoutGuide).inset(16)
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}
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tableView.snp.makeConstraints { make in
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make.top.equalTo(filterCard.snp.bottom)
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make.leading.trailing.equalToSuperview()
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make.bottom.equalTo(bottomBar.snp.top)
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}
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emptyLabel.snp.makeConstraints { make in
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make.center.equalTo(tableView)
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}
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loadingIndicator.snp.makeConstraints { make in
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make.center.equalTo(tableView)
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}
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}
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override func bindActions() {
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viewModel.onStateChange = { [weak self] in
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Task { @MainActor in self?.applyViewModel() }
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}
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viewModel.onShowMessage = { [weak self] message in
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Task { @MainActor in self?.showToast(message) }
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}
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refreshControl.addTarget(self, action: #selector(refreshTriggered), for: .valueChanged)
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startButton.addTarget(self, action: #selector(selectStartDate), for: .touchUpInside)
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endButton.addTarget(self, action: #selector(selectEndDate), for: .touchUpInside)
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uploadButton.addTarget(self, action: #selector(openUpload), for: .touchUpInside)
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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Task { await viewModel.loadInitial(api: liveAPI) }
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}
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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Task { await viewModel.refresh(api: liveAPI) }
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}
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func scrollViewDidScroll(_ scrollView: UIScrollView) {
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guard let last = tableView.indexPathsForVisibleRows?.map(\.row).max() else { return }
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Task { await viewModel.loadMoreIfNeeded(lastVisibleIndex: last, api: liveAPI) }
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}
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@objc private func refreshTriggered() {
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Task { await viewModel.refresh(api: liveAPI) }
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}
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@objc private func selectStartDate() {
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presentDatePicker(initialDate: viewModel.startDate ?? Date()) { [weak self] date in
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guard let self else { return }
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Task { await self.viewModel.setStartDate(date, api: self.liveAPI) }
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}
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}
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@objc private func selectEndDate() {
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presentDatePicker(initialDate: viewModel.endDate ?? Date()) { [weak self] date in
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guard let self else { return }
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Task { await self.viewModel.setEndDate(date, api: self.liveAPI) }
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}
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}
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@objc private func openUpload() {
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navigationController?.pushViewController(LiveAlbumAddViewController(), animated: true)
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}
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private func applyViewModel() {
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let startText = LiveUIFormatter.date(viewModel.startDate)
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let endText = LiveUIFormatter.date(viewModel.endDate)
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setDateButtonTitle(startButton, text: startText.isEmpty ? "开始时间" : startText)
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setDateButtonTitle(endButton, text: endText.isEmpty ? "结束时间" : endText)
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if viewModel.isRefreshing {
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if !refreshControl.isRefreshing { refreshControl.beginRefreshing() }
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} else {
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refreshControl.endRefreshing()
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}
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viewModel.isLoading && viewModel.folders.isEmpty ? loadingIndicator.startAnimating() : loadingIndicator.stopAnimating()
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emptyLabel.isHidden = viewModel.isLoading || !viewModel.folders.isEmpty
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var snapshot = NSDiffableDataSourceSnapshot<Section, LiveAlbumFolder>()
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snapshot.appendSections([.main])
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snapshot.appendItems(viewModel.folders)
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dataSource.apply(snapshot, animatingDifferences: true)
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}
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private func confirmDelete(_ folder: LiveAlbumFolder) {
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showAlert(title: "确认删除", message: "是否确认删除该相册？删除后将无法恢复。") { [weak self] in
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guard let self else { return }
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Task { await self.viewModel.deleteFolder(folder, api: self.liveAPI) }
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}
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}
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private func configureDateButton(_ button: UIButton, title: String) {
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button.backgroundColor = UIColor(hex: 0xF9FAFB)
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button.layer.cornerRadius = 4
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button.setTitleColor(AppColor.textPrimary, for: .normal)
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button.titleLabel?.font = .systemFont(ofSize: 13)
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button.setImage(UIImage(systemName: "calendar"), for: .normal)
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button.tintColor = AppColor.textPrimary
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button.imageEdgeInsets = UIEdgeInsets(top: 0, left: -4, bottom: 0, right: 4)
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setDateButtonTitle(button, text: title)
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}
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private func setDateButtonTitle(_ button: UIButton, text: String) {
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button.setTitle(text, for: .normal)
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}
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private func presentDatePicker(initialDate: Date, onConfirm: @escaping (Date) -> Void) {
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let alert = UIAlertController(title: nil, message: "\n\n\n\n\n\n\n\n", preferredStyle: .actionSheet)
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let picker = UIDatePicker()
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picker.datePickerMode = .date
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picker.preferredDatePickerStyle = .wheels
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picker.locale = Locale(identifier: "zh_CN")
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picker.date = initialDate
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alert.view.addSubview(picker)
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picker.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(8)
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make.leading.trailing.equalToSuperview().inset(8)
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make.height.equalTo(216)
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}
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alert.addAction(UIAlertAction(title: "取消", style: .cancel))
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alert.addAction(UIAlertAction(title: "确定", style: .default) { _ in onConfirm(picker.date) })
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present(alert, animated: true)
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}
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}
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/// 直播相册文件夹 Cell，对齐 Android `AliveAlbumFolderView`。
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private final class LiveAlbumFolderCell: UITableViewCell {
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static let reuseIdentifier = "LiveAlbumFolderCell"
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var onDelete: (() -> Void)?
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var onImageSelected: ((Int) -> Void)?
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private let container = UIView()
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private let titleLabel = UILabel()
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private let deleteButton = UIButton(type: .system)
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private let gridStack = UIStackView()
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private var imageViews: [LiveCoverImageView] = []
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override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
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super.init(style: style, reuseIdentifier: reuseIdentifier)
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setup()
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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 prepareForReuse() {
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super.prepareForReuse()
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onDelete = nil
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onImageSelected = nil
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imageViews.forEach { $0.removeFromSuperview() }
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imageViews.removeAll()
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gridStack.arrangedSubviews.forEach { $0.removeFromSuperview() }
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}
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/// 应用直播相册文件夹。
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func apply(_ folder: LiveAlbumFolder) {
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titleLabel.text = folder.displayName
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buildGrid(items: folder.items)
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}
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private func setup() {
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selectionStyle = .none
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backgroundColor = .clear
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container.backgroundColor = .white
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titleLabel.font = .systemFont(ofSize: 16, weight: .medium)
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titleLabel.textColor = AppColor.textPrimary
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deleteButton.setImage(UIImage(systemName: "trash"), for: .normal)
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deleteButton.tintColor = AppColor.danger
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gridStack.axis = .vertical
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gridStack.spacing = 12
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contentView.addSubview(container)
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container.addSubview(titleLabel)
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container.addSubview(deleteButton)
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container.addSubview(gridStack)
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container.snp.makeConstraints { make in
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make.top.bottom.equalToSuperview()
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make.leading.trailing.equalToSuperview()
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}
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titleLabel.snp.makeConstraints { make in
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make.top.leading.equalToSuperview().offset(16)
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make.trailing.lessThanOrEqualTo(deleteButton.snp.leading).offset(-8)
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}
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deleteButton.snp.makeConstraints { make in
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make.top.trailing.equalToSuperview().inset(8)
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make.size.equalTo(44)
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}
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gridStack.snp.makeConstraints { make in
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make.top.equalTo(titleLabel.snp.bottom).offset(12)
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make.leading.trailing.equalToSuperview().inset(12)
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make.bottom.equalToSuperview().inset(12)
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}
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deleteButton.addTarget(self, action: #selector(deleteTapped), for: .touchUpInside)
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}
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private func buildGrid(items: [LiveAlbumFile]) {
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let rows = stride(from: 0, to: items.count, by: 2).map { start in
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Array(items[start ..< min(start + 2, items.count)])
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}
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for (rowIndex, rowItems) in rows.enumerated() {
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let rowStack = UIStackView()
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rowStack.axis = .horizontal
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rowStack.spacing = 12
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rowStack.distribution = .fillEqually
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gridStack.addArrangedSubview(rowStack)
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for (columnIndex, item) in rowItems.enumerated() {
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let imageView = LiveCoverImageView(cornerRadius: 12)
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imageView.setURL(item.url)
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imageView.isUserInteractionEnabled = true
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imageView.tag = rowIndex * 2 + columnIndex
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imageView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(imageTapped(_:))))
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rowStack.addArrangedSubview(imageView)
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imageViews.append(imageView)
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imageView.snp.makeConstraints { make in
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make.height.equalTo(imageView.snp.width).multipliedBy(9.0 / 16.0)
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}
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}
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if rowItems.count == 1 {
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rowStack.addArrangedSubview(UIView())
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}
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}
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}
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@objc private func deleteTapped() {
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onDelete?()
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}
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@objc private func imageTapped(_ recognizer: UITapGestureRecognizer) {
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guard let view = recognizer.view else { return }
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onImageSelected?(view.tag)
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}
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}
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/// 上传直播相册素材页，对齐 Android `AliveAlbumAddScreen`。
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final class LiveAlbumAddViewController: BaseViewController, PHPickerViewControllerDelegate {
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private let viewModel = LiveAlbumAddViewModel()
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private let liveAPI: any LiveServing
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private let uploader: any LiveOSSUploading
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private let scrollView = UIScrollView()
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private let cardView = UIView()
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private let stackView = UIStackView()
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private let titleField = UITextField()
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private let uploadView = LiveDashedUploadView(title: "点击上传图片", subtitle: "支持 jpg、png、mp4 格式")
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private let filesStack = UIStackView()
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private let bottomBar = UIView()
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private let confirmButton = AppButton(title: "确认")
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/// 初始化上传直播相册素材页。
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@MainActor
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init(
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liveAPI: (any LiveServing)? = nil,
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uploader: (any LiveOSSUploading)? = nil
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) {
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self.liveAPI = liveAPI ?? NetworkServices.shared.liveAPI
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self.uploader = uploader ?? NetworkServices.shared.ossUploadService
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super.init(nibName: nil, bundle: nil)
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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 setupNavigationBar() {
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title = "上传素材"
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}
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override func setupUI() {
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view.backgroundColor = AppColor.pageBackground
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cardView.backgroundColor = .white
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cardView.layer.cornerRadius = 12
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stackView.axis = .vertical
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stackView.spacing = 8
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filesStack.axis = .vertical
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filesStack.spacing = 12
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titleField.placeholder = "请输入作品名称"
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titleField.font = .systemFont(ofSize: 14)
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titleField.layer.borderWidth = 1
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titleField.layer.borderColor = AppColor.border.cgColor
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titleField.layer.cornerRadius = 8
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titleField.leftView = UIView(frame: CGRect(x: 0, y: 0, width: 12, height: 1))
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titleField.leftViewMode = .always
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bottomBar.backgroundColor = .white
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view.addSubview(scrollView)
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scrollView.addSubview(cardView)
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cardView.addSubview(stackView)
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addRequiredTitle("直播标题", to: stackView)
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stackView.addArrangedSubview(titleField)
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addRequiredTitle("封面图片", suffix: "（单次最多可上传 20 张图片）", to: stackView)
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stackView.addArrangedSubview(uploadView)
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stackView.addArrangedSubview(filesStack)
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view.addSubview(bottomBar)
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bottomBar.addSubview(confirmButton)
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}
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override func setupConstraints() {
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bottomBar.snp.makeConstraints { make in
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make.leading.trailing.bottom.equalToSuperview()
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}
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confirmButton.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(16)
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make.leading.trailing.equalToSuperview().inset(16)
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make.height.equalTo(48)
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make.bottom.equalTo(view.safeAreaLayoutGuide).inset(16)
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}
|
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scrollView.snp.makeConstraints { make in
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make.top.leading.trailing.equalTo(view.safeAreaLayoutGuide)
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make.bottom.equalTo(bottomBar.snp.top)
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}
|
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cardView.snp.makeConstraints { make in
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make.edges.equalToSuperview().inset(16)
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make.width.equalTo(scrollView).offset(-32)
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}
|
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stackView.snp.makeConstraints { make in
|
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make.edges.equalToSuperview().inset(16)
|
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}
|
||||
titleField.snp.makeConstraints { make in
|
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make.height.equalTo(44)
|
||||
}
|
||||
uploadView.snp.makeConstraints { make in
|
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make.height.equalTo(120)
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}
|
||||
}
|
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|
||||
override func bindActions() {
|
||||
viewModel.onStateChange = { [weak self] in
|
||||
Task { @MainActor in self?.applyViewModel() }
|
||||
}
|
||||
viewModel.onShowMessage = { [weak self] message in
|
||||
Task { @MainActor in self?.showToast(message) }
|
||||
}
|
||||
viewModel.onCreateSuccess = { [weak self] in
|
||||
Task { @MainActor in self?.navigationController?.popViewController(animated: true) }
|
||||
}
|
||||
titleField.addTarget(self, action: #selector(titleChanged), for: .editingChanged)
|
||||
uploadView.addTarget(self, action: #selector(pickImage), for: .touchUpInside)
|
||||
confirmButton.addTarget(self, action: #selector(confirmTapped), for: .touchUpInside)
|
||||
}
|
||||
|
||||
func picker(_ picker: PHPickerViewController, didFinishPicking results: [PHPickerResult]) {
|
||||
picker.dismiss(animated: true)
|
||||
guard let result = results.first else { return }
|
||||
Task {
|
||||
do {
|
||||
let media = try await LivePhotoPickerLoader.loadImage(from: result)
|
||||
await viewModel.addLocalMedia(media, uploader: uploader)
|
||||
} catch {
|
||||
showToast(error.localizedDescription)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@objc private func titleChanged() {
|
||||
viewModel.updateTitle(titleField.text ?? "")
|
||||
if titleField.text != viewModel.title {
|
||||
titleField.text = viewModel.title
|
||||
}
|
||||
}
|
||||
|
||||
@objc private func pickImage() {
|
||||
var configuration = PHPickerConfiguration(photoLibrary: .shared())
|
||||
configuration.filter = .images
|
||||
configuration.selectionLimit = 1
|
||||
let picker = PHPickerViewController(configuration: configuration)
|
||||
picker.delegate = self
|
||||
present(picker, animated: true)
|
||||
}
|
||||
|
||||
@objc private func confirmTapped() {
|
||||
Task { await viewModel.create(api: liveAPI) }
|
||||
}
|
||||
|
||||
private func applyViewModel() {
|
||||
viewModel.isLoading ? showLoading() : hideLoading()
|
||||
filesStack.arrangedSubviews.forEach { $0.removeFromSuperview() }
|
||||
for (index, file) in viewModel.files.enumerated() {
|
||||
let view = LiveAlbumUploadedFileView(file: file)
|
||||
view.onDelete = { [weak self] in self?.confirmDeleteLocalFile(at: index) }
|
||||
filesStack.addArrangedSubview(view)
|
||||
view.snp.makeConstraints { make in
|
||||
make.height.equalTo(view.snp.width).multipliedBy(9.0 / 16.0)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private func confirmDeleteLocalFile(at index: Int) {
|
||||
showAlert(title: "确认删除", message: "是否确认删除该相册？删除后将无法恢复。") { [weak self] in
|
||||
self?.viewModel.deleteLocalFile(at: index)
|
||||
}
|
||||
}
|
||||
|
||||
private func addRequiredTitle(_ title: String, suffix: String? = nil, to stack: UIStackView) {
|
||||
let label = UILabel()
|
||||
let text = NSMutableAttributedString(
|
||||
string: "\(title) *",
|
||||
attributes: [.font: UIFont.systemFont(ofSize: 14, weight: .medium), .foregroundColor: AppColor.textPrimary]
|
||||
)
|
||||
text.addAttribute(.foregroundColor, value: UIColor.red, range: NSRange(location: title.count + 1, length: 1))
|
||||
if let suffix {
|
||||
text.append(NSAttributedString(string: suffix, attributes: [.font: UIFont.systemFont(ofSize: 14), .foregroundColor: AppColor.textPrimary]))
|
||||
}
|
||||
label.attributedText = text
|
||||
stack.addArrangedSubview(label)
|
||||
}
|
||||
}
|
||||
|
||||
/// 已上传直播素材预览行。
|
||||
private final class LiveAlbumUploadedFileView: UIView {
|
||||
var onDelete: (() -> Void)?
|
||||
|
||||
private let imageView = LiveCoverImageView()
|
||||
private let deleteButton = UIButton(type: .system)
|
||||
|
||||
/// 初始化已上传素材视图。
|
||||
init(file: LiveAlbumFile) {
|
||||
super.init(frame: .zero)
|
||||
imageView.setURL(file.url)
|
||||
deleteButton.setImage(UIImage(systemName: "xmark.circle.fill"), for: .normal)
|
||||
deleteButton.tintColor = .gray
|
||||
addSubview(imageView)
|
||||
addSubview(deleteButton)
|
||||
imageView.snp.makeConstraints { make in
|
||||
make.edges.equalToSuperview()
|
||||
}
|
||||
deleteButton.snp.makeConstraints { make in
|
||||
make.top.trailing.equalToSuperview().inset(4)
|
||||
make.size.equalTo(28)
|
||||
}
|
||||
deleteButton.addTarget(self, action: #selector(deleteTapped), for: .touchUpInside)
|
||||
}
|
||||
|
||||
@available(*, unavailable)
|
||||
required init?(coder: NSCoder) {
|
||||
fatalError("init(coder:) has not been implemented")
|
||||
}
|
||||
|
||||
@objc private func deleteTapped() {
|
||||
onDelete?()
|
||||
}
|
||||
}
|
||||
|
||||
/// 直播相册预览页，对齐 Android `AliveAlbumPreviewScreen`。
|
||||
final class LiveAlbumPreviewViewController: BaseViewController, UIScrollViewDelegate {
|
||||
private let viewModel: LiveAlbumPreviewViewModel
|
||||
private let liveAPI: any LiveServing
|
||||
private let pagingScrollView = UIScrollView()
|
||||
private let pageControl = UIPageControl()
|
||||
private let emptyLabel = UILabel()
|
||||
private let bottomBar = UIView()
|
||||
private let deleteButton = LiveActionButton(title: "删除素材")
|
||||
|
||||
/// 初始化直播相册预览页。
|
||||
@MainActor
|
||||
init(folderId: Int, startIndex: Int, liveAPI: (any LiveServing)? = nil) {
|
||||
viewModel = LiveAlbumPreviewViewModel(folderId: folderId, startIndex: startIndex)
|
||||
self.liveAPI = liveAPI ?? NetworkServices.shared.liveAPI
|
||||
super.init(nibName: nil, bundle: nil)
|
||||
}
|
||||
|
||||
@available(*, unavailable)
|
||||
required init?(coder: NSCoder) {
|
||||
fatalError("init(coder:) has not been implemented")
|
||||
}
|
||||
|
||||
override func setupNavigationBar() {
|
||||
title = "预览"
|
||||
navigationController?.navigationBar.barTintColor = .black
|
||||
navigationController?.navigationBar.titleTextAttributes = [.foregroundColor: UIColor.white]
|
||||
navigationController?.navigationBar.tintColor = .white
|
||||
}
|
||||
|
||||
override func setupUI() {
|
||||
view.backgroundColor = .black
|
||||
pagingScrollView.isPagingEnabled = true
|
||||
pagingScrollView.showsHorizontalScrollIndicator = false
|
||||
pagingScrollView.delegate = self
|
||||
pageControl.currentPageIndicatorTintColor = .white
|
||||
pageControl.pageIndicatorTintColor = UIColor.white.withAlphaComponent(0.4)
|
||||
emptyLabel.text = "没有可预览的图片"
|
||||
emptyLabel.textColor = .white
|
||||
emptyLabel.font = .systemFont(ofSize: 16)
|
||||
emptyLabel.textAlignment = .center
|
||||
bottomBar.backgroundColor = .black
|
||||
deleteButton.buttonStyle = .danger
|
||||
view.addSubview(pagingScrollView)
|
||||
view.addSubview(pageControl)
|
||||
view.addSubview(emptyLabel)
|
||||
view.addSubview(bottomBar)
|
||||
bottomBar.addSubview(deleteButton)
|
||||
}
|
||||
|
||||
override func setupConstraints() {
|
||||
bottomBar.snp.makeConstraints { make in
|
||||
make.leading.trailing.bottom.equalToSuperview()
|
||||
}
|
||||
deleteButton.snp.makeConstraints { make in
|
||||
make.top.equalToSuperview().offset(16)
|
||||
make.leading.trailing.equalToSuperview().inset(16)
|
||||
make.height.equalTo(48)
|
||||
make.bottom.equalTo(view.safeAreaLayoutGuide).inset(16)
|
||||
}
|
||||
pagingScrollView.snp.makeConstraints { make in
|
||||
make.top.leading.trailing.equalTo(view.safeAreaLayoutGuide)
|
||||
make.bottom.equalTo(bottomBar.snp.top)
|
||||
}
|
||||
pageControl.snp.makeConstraints { make in
|
||||
make.centerX.equalToSuperview()
|
||||
make.bottom.equalTo(pagingScrollView).inset(8)
|
||||
}
|
||||
emptyLabel.snp.makeConstraints { make in
|
||||
make.center.equalTo(pagingScrollView)
|
||||
}
|
||||
}
|
||||
|
||||
override func bindActions() {
|
||||
viewModel.onStateChange = { [weak self] in
|
||||
Task { @MainActor in self?.applyViewModel() }
|
||||
}
|
||||
viewModel.onShowMessage = { [weak self] message in
|
||||
Task { @MainActor in self?.showToast(message) }
|
||||
}
|
||||
deleteButton.addTarget(self, action: #selector(confirmDelete), for: .touchUpInside)
|
||||
}
|
||||
|
||||
override func viewDidLoad() {
|
||||
super.viewDidLoad()
|
||||
Task { await viewModel.load(api: liveAPI) }
|
||||
}
|
||||
|
||||
override func viewWillDisappear(_ animated: Bool) {
|
||||
super.viewWillDisappear(animated)
|
||||
navigationController?.navigationBar.barTintColor = nil
|
||||
navigationController?.navigationBar.titleTextAttributes = nil
|
||||
navigationController?.navigationBar.tintColor = nil
|
||||
}
|
||||
|
||||
override func viewDidLayoutSubviews() {
|
||||
super.viewDidLayoutSubviews()
|
||||
layoutPages()
|
||||
}
|
||||
|
||||
func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
|
||||
let index = Int(round(scrollView.contentOffset.x / max(scrollView.bounds.width, 1)))
|
||||
viewModel.updateCurrentIndex(index)
|
||||
}
|
||||
|
||||
private func applyViewModel() {
|
||||
viewModel.isLoading && viewModel.files.isEmpty ? showLoading() : hideLoading()
|
||||
pageControl.numberOfPages = viewModel.files.count
|
||||
pageControl.currentPage = viewModel.currentIndex
|
||||
emptyLabel.isHidden = !viewModel.files.isEmpty
|
||||
deleteButton.isEnabled = !viewModel.files.isEmpty
|
||||
buildPages()
|
||||
}
|
||||
|
||||
private func buildPages() {
|
||||
pagingScrollView.subviews.forEach { $0.removeFromSuperview() }
|
||||
for (index, file) in viewModel.files.enumerated() {
|
||||
let imageView = LiveCoverImageView(cornerRadius: 0)
|
||||
imageView.contentMode = .scaleAspectFit
|
||||
imageView.backgroundColor = .black
|
||||
imageView.setURL(file.url)
|
||||
imageView.tag = index
|
||||
pagingScrollView.addSubview(imageView)
|
||||
}
|
||||
layoutPages()
|
||||
}
|
||||
|
||||
private func layoutPages() {
|
||||
let size = pagingScrollView.bounds.size
|
||||
guard size.width > 0 else { return }
|
||||
for (index, view) in pagingScrollView.subviews.enumerated() {
|
||||
view.frame = CGRect(x: CGFloat(index) * size.width, y: 0, width: size.width, height: size.height)
|
||||
}
|
||||
pagingScrollView.contentSize = CGSize(width: size.width * CGFloat(viewModel.files.count), height: size.height)
|
||||
pagingScrollView.setContentOffset(CGPoint(x: CGFloat(viewModel.currentIndex) * size.width, y: 0), animated: false)
|
||||
}
|
||||
|
||||
@objc private func confirmDelete() {
|
||||
showAlert(title: "确认删除", message: "是否确认删除该素材？删除后将无法恢复。") { [weak self] in
|
||||
guard let self else { return }
|
||||
Task { await self.viewModel.deleteCurrentFile(api: self.liveAPI) }
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user