338 lines
14 KiB
Swift
338 lines
14 KiB
Swift
//
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// MPPositive_SearchResultShowViewController.swift
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// MusicPlayer
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//
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// Created by Mr.Zhou on 2024/5/12.
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//
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import UIKit
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///搜索结果控制器
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class MPPositive_SearchResultShowViewController: MPPositive_BaseViewController, UIViewControllerTransitioningDelegate {
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//MARK: - 导航View中的控件
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//顶部搜索textField
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private lazy var searchTextField:UITextField = {
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let textField = UITextField()
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textField.delegate = self
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textField.font = .systemFont(ofSize: 14*width, weight: .regular)
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textField.textColor = .white
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//设置一个富文本占位符
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let attributedText = NSAttributedString(string: "Search songs,artists,playlists", attributes: [.font:UIFont.systemFont(ofSize: 14*width, weight: .regular), .foregroundColor:UIColor(hex: "#666666")])
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textField.attributedPlaceholder = attributedText
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return textField
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}()
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//删除文本按钮
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private lazy var deleteBtn:UIButton = {
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let btn:UIButton = .init()
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btn.setBackgroundImage(UIImage(named: "Search_Delete'logo"), for: .normal)
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btn.addTarget(self, action: #selector(deleteTextClick(_ :)), for: .touchUpInside)
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return btn
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}()
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//cancel按钮
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private lazy var cancelBtn:UIButton = {
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let btn:UIButton = .init()
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btn.setTitle("Cancel", for: .normal)
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btn.setTitleColor(.init(hex: "#FFFFFF", alpha: 0.85), for: .normal)
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btn.titleLabel?.font = .systemFont(ofSize: 14*width, weight: .regular)
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btn.addTarget(self, action: #selector(backPopClick(_ :)), for: .touchUpInside)
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return btn
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}()
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//搜索限定计时器
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private var debounceTimer: Timer?
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//对用户展示的搜索建议组
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private var suggestionList:MPPositive_SearchSuggestionItemListModel!{
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didSet{
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DispatchQueue.main.async {
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[weak self] in
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guard let self = self else {return}
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if suggestionList != nil {
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//搜索建议组存在，将其显现
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suggestionView.isHidden = false
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suggestionView.suggestions = suggestionList.attributedTexts
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MP_AnalyticsManager.shared.search_sug_showAction()
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}else {
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suggestionView.isHidden = true
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suggestionView.suggestions = nil
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}
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}
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}
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}
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//搜索文本
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private var searchText:String?
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//MARK: - 搜索建议View
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private lazy var suggestionView:MPPositive_SearchSuggestionsView = .init(frame: .zero)
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//MARK: - 结果展示View
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private lazy var resultsShowView:MPPositive_SearchResultsShowView = .init(frame: .zero)
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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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}
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init(_ text:String) {
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super.init(nibName: nil, bundle: nil)
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searchTextField.text = text
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searchText = text
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resultsShowView.loadModel = .init(text)
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MP_AnalyticsManager.shared.search_sug_clickAction(text)
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}
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required init?(coder: NSCoder) {
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super.init(coder: coder)
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}
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deinit {
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debounceTimer?.invalidate()
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debounceTimer = nil
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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setTitle("Result")
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setPopBtn()
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configure()
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suggestionView.selectedTextBlock = {
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[weak self] (text) in
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guard let self = self else {return}
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searchText = text
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searchTextField.text = text
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resultsShowView.loadModel = .init(text)
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MP_AnalyticsManager.shared.search_sug_clickAction(text)
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suggestionView.isHidden = true
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}
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resultsShowView.scrollBlock = {
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[weak self] in
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self?.view?.endEditing(true)
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}
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resultsShowView.chooseItemBlock = {
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[weak self] (item) in
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guard let self = self else {return}
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switch item.item.itemType {
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case .artist:
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//用户查看艺术家
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let artistVC = MPPositive_ArtistShowViewController(item.item.browseId ?? "")
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navigationController?.pushViewController(artistVC, animated: true)
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case .list:
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//列表专辑
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let listVC = MPPositive_ListShowViewController(item.item.browseId ?? "", params: "", title: item.title ?? "", subtitle: item.subtitle ?? "")
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navigationController?.pushViewController(listVC, animated: true)
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case .single:
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MPPositive_Debouncer.shared.call {
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[weak self] in
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guard let self = self else {return}
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guard MP_NetWorkManager.shared.netWorkStatu == .reachable else {
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MP_HUD.text("Weak connection.", delay: 2.0, completion: nil)
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return
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}
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//优先清除数据
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MP_PlayerManager.shared.loadPlayer = nil
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//单曲/视频跳转
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//弹出播放器
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NotificationCenter.notificationKey.post(notificationName: .pup_player_vc)
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MP_AnalyticsManager.shared.player_b_impAction()
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//触发next请求，优先获取列表全部单曲基础数据（不完善）
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MP_NetWorkManager.shared.requestNextList(item.item.playListId ?? "", videoId: item.item.videoId ?? ""){ [weak self] listSongs in
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guard let self = self else {return}
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//回掉的数据并不完善，生成一个playerloadViewModel
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let lodaViewModel = MPPositive_PlayerLoadViewModel(listSongs, currentVideoId: item.item.videoId ?? "")
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lodaViewModel.improveData(item.item.videoId ?? "")
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//更改播放器播放类型
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MP_PlayerManager.shared.setPlayType(.normal)
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MP_PlayerManager.shared.loadPlayer = lodaViewModel
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MP_AnalyticsManager.shared.player_b_listAction()
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// NotificationCenter.notificationKey.post(notificationName: .pup_player_vc)
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}
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}
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case .none:
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break
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}
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}
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resultsShowView.moreBlock = {
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[weak self] (itemView) in
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guard let self = self else {return}
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MPPositive_Debouncer.shared.call {
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MPPositive_ModalType = .MoreOperations
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let moreVC = MPPositive_MoreSongOperationsViewController(itemView)
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moreVC.disMissBlock = {
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self.resultsShowView.segmentView.reloadData()
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}
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moreVC.transitioningDelegate = self
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moreVC.modalPresentationStyle = .custom
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self.present(moreVC, animated: true)
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}
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}
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resultsShowView.cancelBlock = {
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[weak self] (itemView, tableView) in
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guard let self = self else {return}
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//点击取消下载
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let alertController = UIAlertController(title: "Cancel Song Download Task", message: "Are you sure you want to cancel the download task of this song?", preferredStyle: .alert)
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let cancel = UIAlertAction(title: "Cancel", style: .cancel)
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alertController.addAction(cancel)
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let sure = UIAlertAction(title: "Sure", style: .destructive) {(action) in
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guard let videoId = itemView.item.videoId else {return}
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//确定取消
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MP_DownloadManager.shared.cancelDownloadTask(videoId) { videoId in
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MP_HUD.text("Canceled", delay: 1.0, completion: nil)
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tableView.reloadData()
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}
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}
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alertController.addAction(sure)
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present(alertController, animated: true)
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}
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resultsShowView.deleteBlock = {
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[weak self] (itemView, tableView) in
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guard let self = self else {return}
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//点击删除下载
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let alertController = UIAlertController(title: "Delete This Song", message: "Are you sure you want to delete the offline resources of this song?", preferredStyle: .alert)
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let cancel = UIAlertAction(title: "Cancel", style: .cancel)
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alertController.addAction(cancel)
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let sure = UIAlertAction(title: "Sure", style: .destructive) {(action) in
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guard let videoId = itemView.item.videoId else {return}
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//确定删除
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MP_DownloadManager.shared.deleteFileDocuments(videoId) { videoId in
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MP_HUD.progress("Loading...", delay: 0.5) {
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MP_HUD.text("Removed", delay: 1.0, completion: nil)
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tableView.reloadData()
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}
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}
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}
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alertController.addAction(sure)
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present(alertController, animated: true)
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}
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errorBlock = {
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[weak self] in
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MP_HUD.hideNow()
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self?.resultsShowView.isHidden = false
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self?.resultsShowView.emptyImageView.isHidden = false
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}
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}
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func presentationController(forPresented presented: UIViewController, presenting: UIViewController?, source: UIViewController) -> UIPresentationController? {
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return MPPositive_PresentationController(presentedViewController: presented, presenting: presenting)
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}
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private func configure() {
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//配置导航栏
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let searchView = createSearchView()
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navView.addSubview(searchView)
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searchView.snp.makeConstraints { make in
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make.width.equalTo(275*width)
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make.height.equalTo(40*width)
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make.centerY.equalToSuperview()
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make.left.equalToSuperview().offset(18*width)
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}
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navView.addSubview(cancelBtn)
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cancelBtn.snp.makeConstraints { make in
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make.right.equalToSuperview().offset(-18*width)
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make.centerY.equalToSuperview()
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}
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//添加suggestionView
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view.addSubview(suggestionView)
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suggestionView.snp.makeConstraints { make in
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make.left.right.bottom.equalToSuperview()
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make.top.equalTo(navView.snp.bottom)
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}
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suggestionView.isHidden = true
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//添加resultsShowView
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view.addSubview(resultsShowView)
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resultsShowView.snp.makeConstraints { make in
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make.left.right.bottom.equalToSuperview()
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make.top.equalTo(navView.snp.bottom)
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}
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resultsShowView.isHidden = true
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}
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//生成一个顶部搜索框
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private func createSearchView() -> UIView{
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let searchView:UIView = UIView()
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searchView.backgroundColor = .init(hex: "#000000")
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searchView.isUserInteractionEnabled = true
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searchView.layer.masksToBounds = true
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searchView.layer.cornerRadius = 20*width
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//添加一个icon
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let iconImageView = UIImageView(image: .init(named: "Search_ICON'logo"))
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searchView.addSubview(iconImageView)
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iconImageView.snp.makeConstraints { make in
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make.height.width.equalTo(24*width)
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make.left.equalToSuperview().offset(8*width)
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make.centerY.equalToSuperview()
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}
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searchView.addSubview(deleteBtn)
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deleteBtn.snp.makeConstraints { make in
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make.height.width.equalTo(24*width)
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make.right.equalToSuperview().offset(-12*width)
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make.centerY.equalToSuperview()
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}
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//添加textField
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searchView.addSubview(searchTextField)
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searchTextField.snp.makeConstraints { make in
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make.top.bottom.equalToSuperview()
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make.left.equalTo(iconImageView.snp.right).offset(14*width)
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make.right.equalTo(deleteBtn.snp.left).offset(-12*width)
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}
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return searchView
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}
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//删除输入框文本
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@objc private func deleteTextClick(_ sender:UIButton) {
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//清空文本框内容，并隐藏两个View
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searchTextField.text = ""
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searchText = ""
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suggestionView.suggestions = nil
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resultsShowView.loadModel = nil
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}
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//取消并返回上一页
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@objc private func backPopClick(_ sender:UIButton) {
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navigationController?.popViewController(animated: true)
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}
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}
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//MARK: - UITextFieldDelegate
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extension MPPositive_SearchResultShowViewController:UITextFieldDelegate {
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func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
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let text = (textField.text! as NSString).replacingCharacters(in: range, with: string)
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guard text.count <= 30 else {
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return false
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}
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//文本出现变化,隐藏结果View
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resultsShowView.isHidden = true
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if text.isEmpty {
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self.suggestionList = nil
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cancelDebounceTimer()
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}else {
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//触发网络请求
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loadSearchSuggestions(text)
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}
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return true
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}
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//避免重复请求
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private func cancelDebounceTimer() {
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debounceTimer?.invalidate()
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debounceTimer = nil
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}
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//当用户输入文本通过后进行检索
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private func loadSearchSuggestions(_ text:String) {
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cancelDebounceTimer()
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//停止输入0.5秒后调用
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debounceTimer = Timer.scheduledTimer(withTimeInterval: 0.5, repeats: false) { [weak self] _ in
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self?.searchText = text
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self?.fetchSearchSuggestions(text)
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}
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}
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//获取建议组
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private func fetchSearchSuggestions(_ text:String) {
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MP_NetWorkManager.shared.requestSearchSuggestions(text) { [weak self] (result) in
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self?.suggestionList = .init(self?.searchText ?? "", suggestions: result)
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}
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}
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func textFieldShouldReturn(_ textField: UITextField) -> Bool {
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//判断textField是否存在文本
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if let text = textField.text, text.isEmpty != true {
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self.searchText = text
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//用户输入了文本
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resultsShowView.loadModel = .init(text)
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MP_AnalyticsManager.shared.search_sug_clickAction(text)
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suggestionView.isHidden = true
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//停止输入
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view.endEditing(true)
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return true
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}else {
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return false
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}
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}
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}
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