//
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// PayMusicVC.swift
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// XQMuse
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//
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// Created by 无故事王国 on 2024/8/22.
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//
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import UIKit
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import JQTools
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import AVFoundation
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import MediaPlayer
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class PayMusicVC: BaseVC {
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private var coverImage:UIImageView!
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private var label_name:UILabel!
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private var btn_handle:UIButton!
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private var audioPlayer:AudioPlayer!
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private init() {
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super.init(nibName: nil, bundle: nil)
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}
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internal 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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audioPlayer = AudioPlayer.getSharedInstance()
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}
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override func setUI() {
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view.backgroundColor = UIColor(hexString: "#B1C998")
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view.jq_cornerRadius = 23.25
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coverImage = UIImageView(image: UIImage(named: "bg_home_1"))
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coverImage.jq_cornerRadius = 18.25
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coverImage.jq_borderColor = .black
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coverImage.jq_borderWidth = 3.5
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view.addSubview(coverImage)
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coverImage.snp.makeConstraints { make in
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make.left.equalTo(7.5)
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make.width.height.equalTo(36.5)
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make.centerY.equalToSuperview()
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}
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label_name = UILabel()
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label_name.text = "--"
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label_name.font = .systemFont(ofSize: 14.8, weight: .bold)
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label_name.textColor = .white
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view.addSubview(label_name)
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label_name.snp.makeConstraints { make in
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make.left.equalTo(self.coverImage.snp.right).offset(17.5)
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make.centerY.equalToSuperview()
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}
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btn_handle = UIButton(type: .custom)
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btn_handle.setImage(UIImage(named: "icon_play_purse"), for: .normal)
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btn_handle.addTarget(self, action: #selector(tapHandleAction), for: .touchUpInside)
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view.addSubview(btn_handle)
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btn_handle.snp.makeConstraints { make in
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make.right.equalToSuperview().offset(-24.5)
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make.centerY.equalToSuperview()
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make.width.height.equalTo(28)
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}
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}
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static func show(){
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let vc = PayMusicVC()
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let tabBarHeight = JQ_currentViewController().navigationController?.tabBarController?.tabBar.height ?? 0
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JQ_currentViewController().navigationController?.tabBarController?.addChild(vc)
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JQ_currentViewController().navigationController?.tabBarController?.view.addSubview(vc.view)
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vc.view.snp.makeConstraints { make in
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make.left.equalTo(18.5)
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make.right.equalTo(-18.5)
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make.height.equalTo(46.5)
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make.bottom.equalToSuperview().offset(-(tabBarHeight))
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}
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vc.startRunloopAni()
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var testURL = [URL]()
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testURL.append(URL(string: "https://downsc.chinaz.net/files/download/sound1/201206/1638.mp3")!)
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testURL.append(URL(string: "https://downsc.chinaz.net/Files/DownLoad/sound1/201906/11582.mp3")!)
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testURL.append(URL(string: "https://www.cambridgeenglish.org/images/153149-movers-sample-listening-test-vol2.mp3")!)
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vc.audioPlayer.playAt(firstPlayIndex: 2, urls: testURL)
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}
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private func startRunloopAni(){
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// 创建旋转动画
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let rotationAnimation = CABasicAnimation(keyPath: "transform.rotation.z")
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rotationAnimation.fromValue = 0
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rotationAnimation.toValue = CGFloat.pi * 2
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rotationAnimation.duration = 5 // 动画持续时间
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rotationAnimation.repeatCount = .greatestFiniteMagnitude // 无限重复
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coverImage.layer.add(rotationAnimation, forKey: nil)
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}
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@objc func tapHandleAction(_ btn:UIButton){
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}
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}
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class AudioPlayer {
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private var player:AVPlayer?
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private var playIndex:Int = 0 //播放的角标
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private var cacheDirectory:URL!
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private let session = URLSession.shared
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private var urls = [URL]()
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private static var _sharedInstance: AudioPlayer?
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class func getSharedInstance() -> AudioPlayer {
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guard let instance = _sharedInstance else {
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_sharedInstance = AudioPlayer()
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_sharedInstance!.cacheDirectory = FileManager.default.urls(for: .cachesDirectory, in: .userDomainMask).first!.appendingPathComponent("audios")
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print("---:\(_sharedInstance!.cacheDirectory.absoluteString)")
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if !FileManager.default.fileExists(atPath: _sharedInstance!.cacheDirectory!.absoluteString){
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try? FileManager.default.createDirectory(at: _sharedInstance!.cacheDirectory, withIntermediateDirectories: false)
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}
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return _sharedInstance!
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}
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return instance
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}
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private init() {} // 私有化init方法
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//销毁单例对象
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class func destroy() {
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_sharedInstance = nil
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}
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func playAt(firstPlayIndex:Int,urls:[URL]){
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self.playIndex = firstPlayIndex
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autoreleasepool{
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for url in urls {
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checkCacheAudio(from: url) { _, url in
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self.urls.append(url)
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}
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}
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player = AVPlayer(url: self.urls[firstPlayIndex])
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player?.play()
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}
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self.player!.addPeriodicTimeObserver(forInterval: CMTimeMake(value: 1, timescale: 1), queue: DispatchQueue.main) { [unowned self](time) in
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//当前正在播放的时间
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let loadTime = CMTimeGetSeconds(time)
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//视频总时间
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let totalTime = CMTimeGetSeconds((self.player?.currentItem?.duration)!)
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var dic = [String:Any]()
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dic[MPMediaItemPropertyTitle] = "测试"
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dic[MPNowPlayingInfoPropertyElapsedPlaybackTime] = loadTime
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dic[MPNowPlayingInfoPropertyPlaybackRate] = 1
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// 获取时长。item.duration.seconds 不凑效
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let asset = self.player?.currentItem?.asset
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dic[MPMediaItemPropertyPlaybackDuration] = CMTimeGetSeconds(asset!.duration)
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// dic[MPMediaItemPropertyArtwork] = MPMediaItemArtwork(boundsSize: CGSize(width: 50, height: 50), requestHandler: { s in
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// return UIImage()
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// })
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MPNowPlayingInfoCenter.default().nowPlayingInfo = dic
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}
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//播放完成
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NotificationCenter.default.addObserver(self, selector: #selector(playbackEnd), name:NSNotification.Name.AVPlayerItemDidPlayToEndTime, object: nil)
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setLockScreen()
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do {
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try AVAudioSession.sharedInstance().setCategory(.playback, mode: .default, options: [.mixWithOthers, .allowAirPlay])
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print("Playback OK")
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try AVAudioSession.sharedInstance().setActive(true)
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print("Session is Active")
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} catch {
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print(error)
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}
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}
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func next(){
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playIndex += 1
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let index = min((urls.count - 1), playIndex)
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player?.replaceCurrentItem(with: AVPlayerItem(url: urls[index]))
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player?.play()
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}
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@objc private func playbackEnd(){
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}
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func previous(){
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playIndex -= 1
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let index = max(0, playIndex)
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player?.replaceCurrentItem(with: AVPlayerItem(url: urls[index]))
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player?.play()
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}
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func setLockScreen(){
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// 锁屏进度控制
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let center = MPRemoteCommandCenter.shared()
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// 修改进度
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center.changePlaybackPositionCommand.addTarget {[unowned self] event in
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guard let event = event as? MPChangePlaybackPositionCommandEvent else {
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return .commandFailed
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}
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self.player?.seek(to: CMTime(seconds: event.positionTime, preferredTimescale: 1),
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toleranceBefore: CMTime(seconds: 0, preferredTimescale: 1),
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toleranceAfter: CMTime(seconds: 0, preferredTimescale: 1))
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// 更新锁屏信息
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return .success
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}
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// 播放
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center.playCommand.addTarget { event in
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return .success
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}
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// 暂停
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center.pauseCommand.addTarget { event in
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return .success
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}
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// 下一首
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center.nextTrackCommand.addTarget { event in
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return .success
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}
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// 上一首
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center.previousTrackCommand.addTarget { event in
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return .success
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}
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}
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// 下载视频并缓存，如果没有缓存，原路返回并异步下载
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internal func checkCacheAudio(from url: URL, completion: @escaping (Bool,URL) -> Void) {
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let videoCacheUrl = cacheDirectory.appendingPathComponent(url.lastPathComponent.jq_md5String() + "." + url.pathExtension)
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// 检查缓存中是否已存在文件
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if FileManager.default.fileExists(atPath: videoCacheUrl.path) {
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completion(true,videoCacheUrl)
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return
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}else{
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completion(false,url)
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}
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// 使用URLSession下载视频
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let downloadTask = session.downloadTask(with: url) { tempLocalUrl, response, error in
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if let tempLocalUrl = tempLocalUrl, error == nil {
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do {
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let temp = videoCacheUrl.appendingPathExtension(url.pathExtension)
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try FileManager.default.moveItem(at: tempLocalUrl, to: temp)
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} catch {
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print("视频缓存失败：catch")
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}
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} else {
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print("视频缓存失败：\(error?.localizedDescription ?? "")")
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}
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}
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downloadTask.resume()
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}
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}
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struct MusicProjectPlayInfoModel {
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}
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