78 lines
1.9 KiB
Swift
78 lines
1.9 KiB
Swift
import AVFoundation
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import Foundation
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@Observable
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@MainActor
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final class AudioRecorderService: NSObject {
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var isRecording = false
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var recordingDuration: TimeInterval = 0
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private var audioRecorder: AVAudioRecorder?
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private var timer: Timer?
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private var startTime: Date?
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func startRecording() throws -> URL {
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let session = AVAudioSession.sharedInstance()
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try session.setCategory(.record, mode: .default)
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try session.setActive(true)
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let fileName = "memo-\(Date.now.ISO8601Format()).m4a"
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.replacingOccurrences(of: ":", with: "-")
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let url = VoiceMemo.audioDirectory.appendingPathComponent(fileName)
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let settings: [String: Any] = [
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AVFormatIDKey: Int(kAudioFormatMPEG4AAC),
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AVSampleRateKey: 44100.0,
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AVNumberOfChannelsKey: 1,
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AVEncoderAudioQualityKey: AVAudioQuality.high.rawValue,
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]
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audioRecorder = try AVAudioRecorder(url: url, settings: settings)
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audioRecorder?.delegate = self
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audioRecorder?.record()
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isRecording = true
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recordingDuration = 0
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startTime = .now
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timer = Timer.scheduledTimer(withTimeInterval: 0.1, repeats: true) { [weak self] _ in
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Task { @MainActor in
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guard let self, let startTime = self.startTime else { return }
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self.recordingDuration = Date.now.timeIntervalSince(startTime)
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}
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}
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return url
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}
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func stopRecording() -> (url: URL, duration: TimeInterval)? {
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guard let recorder = audioRecorder else { return nil }
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let url = recorder.url
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let duration = recorder.currentTime
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recorder.stop()
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timer?.invalidate()
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timer = nil
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audioRecorder = nil
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isRecording = false
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startTime = nil
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try? AVAudioSession.sharedInstance().setActive(false, options: .notifyOthersOnDeactivation)
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return (url, duration)
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}
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}
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extension AudioRecorderService: AVAudioRecorderDelegate {
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nonisolated func audioRecorderDidFinishRecording(_ recorder: AVAudioRecorder, successfully flag: Bool) {
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Task { @MainActor in
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if !flag {
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isRecording = false
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timer?.invalidate()
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timer = nil
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}
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}
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}
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}
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