CodeSnippets/4C0846DB-B9A0-461F-8869-D3F4789BCE81.codesnippet at master · truongminhthang/CodeSnippets · GitHub

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>IDECodeSnippetCompletionPrefix</key>
	<string>swift audio recorder </string>
	<key>IDECodeSnippetCompletionScopes</key>
	<array>
		<string>TopLevel</string>
	</array>
	<key>IDECodeSnippetContents</key>
	<string>
class CreatingFlashCardTableVC: UITableViewController {

    @IBOutlet weak var saveButton: UIButton!
    @IBOutlet weak var recordButton: UIButton!
    @IBOutlet weak var playButton: UIButton!
    @IBOutlet weak var stopButton: UIButton!

    var audioPlayer: AVAudioPlayer?
    var audioRecorder: AVAudioRecorder?
    var soundFileUrl = AppDelegate.share.documentsDirectoryURL.appendingPathComponent("sound.mp3")
    let audioSession = AVAudioSession.sharedInstance()

    var audioButtonState: AudioButtonState?{
        didSet {
            switch audioButtonState! {
            case .origin:
                playButton.isEnabled = false
                stopButton.isEnabled = false

            case .play:
                stopButton.isEnabled = true
                recordButton.isEnabled = false

            case .record:
                playButton.isEnabled = false
                stopButton.isEnabled = true

            case .stop:
                stopButton.isEnabled = false
                playButton.isEnabled = true
                recordButton.isEnabled = true
            }
        }
    }


    let recordSettings =
        [AVEncoderAudioQualityKey: AVAudioQuality.max.rawValue,
         AVEncoderBitRateKey: 16,
         AVNumberOfChannelsKey: 2,
         AVSampleRateKey: 44100.0] as [String : Any]

    override func viewDidLoad() {
        super.viewDidLoad()
        configAudioRecorder()
        // Do any additional setup after loading the view, typically from a nib.
    }


    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }

}

extension CreatingFlashCardTableVC {

    enum AudioButtonState: Int {
        case origin
        case play
        case stop
        case record
    }

    func configAudioRecorder() {
        audioButtonState = .origin
        do {
            try audioSession.setCategory(
                AVAudioSessionCategoryPlayAndRecord)
        } catch let error as NSError {
            print("audioSession error: \(error.localizedDescription)")
        }

        do {
            try audioRecorder = AVAudioRecorder(url: soundFileUrl,
                                                settings: recordSettings as [String : AnyObject])
            audioRecorder?.prepareToRecord()
        } catch let error as NSError {
            print("audioSession error: \(error.localizedDescription)")
        }
    }


    @IBAction func recordAudio(_ sender: AnyObject) {
        if audioRecorder?.isRecording == false {
            audioButtonState = .record
            audioRecorder?.record()
        }
    }

    @IBAction func stopAudio(_ sender: AnyObject) {
        audioButtonState = .stop
        if audioRecorder?.isRecording == true {
            audioRecorder?.stop()
        } else {
            audioPlayer?.stop()
        }
    }

    @IBAction func playAudio(_ sender: AnyObject) {
        if audioRecorder?.isRecording == false {
            audioButtonState = .play

            do {
                try audioPlayer = AVAudioPlayer(contentsOf:
                    (audioRecorder?.url)!)
                audioPlayer?.delegate = self
                audioPlayer?.volume = 1
                audioPlayer?.prepareToPlay()
                audioPlayer?.play()
            } catch let error as NSError {
                print("audioPlayer error: \(error.localizedDescription)")
            }
        }
    }

}

// MARK: - AVAudioPlayerDelegate

extension CreatingFlashCardTableVC: AVAudioPlayerDelegate {
    func audioPlayerDidFinishPlaying(_ player: AVAudioPlayer, successfully flag: Bool) {
        audioButtonState = .stop

    }

    func audioPlayerDecodeErrorDidOccur(_ player: AVAudioPlayer, error: Error?) {
        print("Audio Play Decode Error")
    }
}

// MARK: - AVAudioPlayerDelegate

extension CreatingFlashCardTableVC: AVAudioRecorderDelegate {
    func audioRecorderDidFinishRecording(_ recorder: AVAudioRecorder, successfully flag: Bool) {
    }

    func audioRecorderEncodeErrorDidOccur(_ recorder: AVAudioRecorder, error: Error?) {
        print("Audio Record Encode Error")
    }
}</string>
	<key>IDECodeSnippetIdentifier</key>
	<string>4C0846DB-B9A0-461F-8869-D3F4789BCE81</string>
	<key>IDECodeSnippetLanguage</key>
	<string>Xcode.SourceCodeLanguage.Swift</string>
	<key>IDECodeSnippetTitle</key>
	<string>Swift 3: Audio Recorder </string>
	<key>IDECodeSnippetUserSnippet</key>
	<true/>
	<key>IDECodeSnippetVersion</key>
	<integer>2</integer>
</dict>
</plist>