//
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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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import RxRelay
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let ChangeMasterVoice_Noti = Notification.Name.init(rawValue: "ChangeMasterVoice_Noti")
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@objc enum PlayMusicState:Int{
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case playing = 1
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case paurse = 2
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case end = 3
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case next = 4
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}
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@objc protocol PayMusicDelegate{
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func playState(_ state:PlayMusicState)
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@objc optional func playListen(currentInterval:TimeInterval,totalInterval:TimeInterval)
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}
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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 btn_handleClose:UIButton!
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private(set) var audioPlayer:AudioPlayer!
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private var isAniLoop:Bool = false
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private var meditationModel:MeditationModel?{
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didSet{
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if let m = meditationModel{
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coverImage.sd_setImage(with: URL(string: m.coverUrl),placeholderImage: UIImage(named: "login_top_bg"))
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label_name.text = m.meditationTitle
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}
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}
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}
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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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let tap = UITapGestureRecognizer(target: self, action: #selector(showDetailAction))
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coverImage.isUserInteractionEnabled = true
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coverImage.addGestureRecognizer(tap)
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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.setImage(UIImage(named: "icon_play_small"), for: .selected)
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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_handleClose = UIButton(type: .custom)
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btn_handleClose.setImage(UIImage(named: "icon_play_close"), for: .normal)
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btn_handleClose.addTarget(self, action: #selector(closeAction), for: .touchUpInside)
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view.addSubview(btn_handleClose)
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let statckView = UIStackView(arrangedSubviews: [btn_handle,btn_handleClose])
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statckView.axis = .horizontal
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statckView.distribution = .equalSpacing
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statckView.spacing = 18
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view.addSubview(statckView)
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statckView.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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}
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}
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static func show(model:MeditationModel){
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if let tabBarVC = JQ_currentViewController().navigationController?.tabBarController as? BaseTabBarVC{
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if !tabBarVC.children.contains(where: {$0 is PayMusicVC}){
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let vc = PayMusicVC()
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vc.view.isHidden = true
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vc.meditationModel = model
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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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}
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}
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}
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static func hidden(){
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if let tabBarVC = JQ_currentViewController().navigationController?.tabBarController as? BaseTabBarVC{
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if let vc = tabBarVC.children.filter({$0 is PayMusicVC}).first{
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AudioPlayer.destroy()
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vc.view.removeFromSuperview()
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vc.removeFromParent()
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}
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}
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}
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@objc func showDetailAction(){
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if let id = meditationModel?.id{
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let vc = HomeItemDetailVC(id: id)
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vc.hidesBottomBarWhenPushed = true
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JQ_currentNavigationController().pushViewController(vc)
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}
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}
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private func startRunloopAni(){
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isAniLoop = true
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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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private func stopRunloopAni(){
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isAniLoop = false
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coverImage.layer.removeAllAnimations()
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}
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@objc func tapHandleAction(_ btn:UIButton){
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btn.isSelected = !btn.isSelected
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if btn.isSelected{
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self.audioPlayer.bgmPlayer?.pause()
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self.audioPlayer.masterPlayer?.pause()
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self.stopRunloopAni()
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}else{
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self.audioPlayer.bgmPlayer?.play()
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self.audioPlayer.masterPlayer?.play()
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self.audioPlayer.masterPlayer?.volume = Float(UserDefaultSettingViewModel.getSetting()?.masterVolume ?? 0.5)
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self.startRunloopAni()
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}
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}
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@objc func closeAction(_ btn:UIButton){
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CommonAlertView.show(title: "提示", content: "是否关闭当前播放音频？") { state in
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if state{
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self.audioPlayer.clean()
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self.view.removeFromSuperview()
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self.removeFromParent()
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}
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}
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}
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}
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class AudioPlayer {
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private(set) var bgmPlayer:AVPlayer? // 背景音
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private(set) var scenePlayer:AVPlayer? //场景音
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private(set) var masterPlayer:AVPlayer? //大师音
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private(set) 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 var timer:Timer?
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private(set) var times = BehaviorRelay<Int?>(value: nil) //倒计时定时器
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private static var _sharedInstance: AudioPlayer?
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private(set) var meditationModel:MeditationModel?
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weak var delegate:PayMusicDelegate?
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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() {
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NotificationCenter.default.addObserver(forName: ChangeMasterVoice_Noti, object: nil, queue: .main) { noti in
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if let value = noti.object as? Float{
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print("--->进入")
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self.masterPlayer?.volume = value
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}
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}
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} // 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 clean(){
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self.bgmPlayer?.pause()
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self.masterPlayer?.pause()
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self.meditationModel = nil
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self.timer = nil
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AudioPlayer.destroy()
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}
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func playBGMAt(firstPlayIndex:Int,model:MeditationModel,delegate:PayMusicDelegate?){
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self.delegate = delegate
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self.playIndex = firstPlayIndex
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self.meditationModel = model
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let urls = model.meditationMusicList.map { url in
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return URL(string: url.jq_urlEncoded())!
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}
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if urls.count == 0{
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alertError(msg: "数据获取失败");return
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}
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let masterUrl = URL(string: model.tutorAudioUrl.jq_urlEncoded())
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autoreleasepool{[unowned self] () in
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for url in urls {
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self.checkCacheAudio(from: url) {[unowned self] _, url in
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self.urls.append(url)
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}
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}
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self.bgmPlayer = AVPlayer(url: self.urls[firstPlayIndex])
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self.bgmPlayer?.play()
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if masterUrl != nil{
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self.masterPlayer = AVPlayer(url: masterUrl!)
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self.masterPlayer?.volume = Float(UserDefaultSettingViewModel.getSetting()?.masterVolume ?? 0.5)
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self.masterPlayer?.play()
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}
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}
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self.bgmPlayer!.addPeriodicTimeObserver(forInterval: CMTimeMake(value: 1, timescale: 1), queue: DispatchQueue.main) { [weak self](time) in
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guard let weakSelf = self else { return }
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weakSelf.delegate?.playState(.playing)
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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((weakSelf.bgmPlayer?.currentItem?.duration)!)
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if loadTime >= totalTime{
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if weakSelf.playIndex < urls.count - 1{
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weakSelf.next()
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weakSelf.delegate?.playState(.next)
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}else{
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weakSelf.delegate?.playState(.end)
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PayMusicVC.hidden()
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nil
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}
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}
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weakSelf.delegate?.playListen?(currentInterval: loadTime, totalInterval: totalTime)
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if let m = weakSelf.meditationModel{
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var dic = [String:Any]()
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dic[MPMediaItemPropertyTitle] = m
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dic[MPMediaItemPropertyArtist] = "心泉·疗愈"
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dic[MPMediaItemPropertyDiscNumber] = 1
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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 = weakSelf.bgmPlayer?.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(named: "home_top_bg")!
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})
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MPNowPlayingInfoCenter.default().nowPlayingInfo = dic
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}
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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().setActive(true)
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print("Playback OK")
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try AVAudioSession.sharedInstance().setCategory(.playback, mode: .default, options: [.allowBluetooth, .allowAirPlay])
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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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/// 播放场景音乐
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func playSceneAt(_ url:String){
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guard let URL = URL(string: url) else { return }
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scenePlayer?.pause()
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if scenePlayer == nil{
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scenePlayer = AVPlayer(url: URL)
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}else{
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scenePlayer?.replaceCurrentItem(with: AVPlayerItem(url: URL))
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}
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DispatchQueue.main.asyncAfter(delay: 3.0) {
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self.scenePlayer?.play()
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self.scenePlayer?.volume = Float(UserDefaultSettingViewModel.getSetting()?.volume ?? 0.5)
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}
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//播放完成
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// NotificationCenter.default.addObserver(self, selector: #selector(playBGMbackEnd), name:NSNotification.Name.AVPlayerItemDidPlayToEndTime, object: nil)
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}
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func dellocScene(){
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scenePlayer?.pause()
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scenePlayer = nil
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}
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func pauseScene(){
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scenePlayer?.pause()
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}
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func playScene(){
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scenePlayer?.play()
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}
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func next(){
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if UserDefaultSettingViewModel.getSetting()?.playModel == .line{
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playIndex += 1
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}
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let index = min((urls.count - 1), playIndex)
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bgmPlayer?.replaceCurrentItem(with: AVPlayerItem(url: urls[index]))
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bgmPlayer?.play()
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}
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@objc private func playBGMbackEnd(){
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self.scenePlayer?.seek(to: CMTimeMake(value: 0, timescale: 1))
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self.scenePlayer?.play()
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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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bgmPlayer?.replaceCurrentItem(with: AVPlayerItem(url: urls[index]))
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bgmPlayer?.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.bgmPlayer?.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 {[unowned self] event in
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self.bgmPlayer?.play()
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return .success
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}
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// 暂停
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center.pauseCommand.addTarget {[unowned self] event in
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self.bgmPlayer?.pause()
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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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center.nextTrackCommand.isEnabled = false
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center.previousTrackCommand.isEnabled = false
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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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func setTimer(times:Int){
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self.times.accept(times)
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guard timer == nil else {return}
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timer = Timer(timeInterval: 1, repeats: true, block: {[weak self] timer in
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guard let weakSelf = self else { return }
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let newTimes = weakSelf.times.value! - 1
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if newTimes <= 0{
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weakSelf.times.accept(nil)
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weakSelf.stopTimer()
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weakSelf.bgmPlayer?.pause()
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weakSelf.masterPlayer?.pause()
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weakSelf.scenePlayer?.pause()
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nil
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AudioPlayer.destroy()
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PayMusicVC.hidden()
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}else{
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weakSelf.times.accept(newTimes)
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}
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})
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timer?.fire()
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if let t = timer{
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RunLoop.current.add(t, forMode: .default)
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}
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}
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func stopTimer(){
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timer?.invalidate()
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timer = nil
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times.accept(nil)
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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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