#4090 - Add voice message controller, audio recorder and toolbar view links. Working audio file sending and cancellation.

2026-04-19 08:03:50 +02:00 · 2021-06-07 10:20:26 +03:00
parent ad83bbc0f9
commit 08f274bd61
9 changed files with 273 additions and 19 deletions
@@ -0,0 +1,109 @@
+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Foundation
+
+@objc public protocol VoiceMessageControllerDelegate: AnyObject {
+    func voiceMessageController(_ voiceMessageController: VoiceMessageController, didRequestSendForFileAtURL url: URL, completion: @escaping (Bool) -> Void)
+}
+
+public class VoiceMessageController: NSObject, VoiceMessageToolbarViewDelegate, AudioRecorderDelegate {
+    
+    private let themeService: ThemeService
+    private let _voiceMessageToolbarView: VoiceMessageToolbarView
+    
+    private var audioRecorder: AudioRecorder?
+    
+    @objc public weak var delegate: VoiceMessageControllerDelegate?
+    
+    @objc public var voiceMessageToolbarView: UIView {
+        return _voiceMessageToolbarView
+    }
+    
+    @objc public init(themeService: ThemeService) {
+        _voiceMessageToolbarView = VoiceMessageToolbarView.instanceFromNib()
+        self.themeService = themeService
+        
+        super.init()
+        
+        _voiceMessageToolbarView.delegate = self
+        
+        self._voiceMessageToolbarView.update(theme: self.themeService.theme)
+        NotificationCenter.default.addObserver(self, selector: #selector(handleThemeDidChange), name: .themeServiceDidChangeTheme, object: nil)
+    }
+    
+    // MARK: - VoiceMessageToolbarViewDelegate
+    
+    func voiceMessageToolbarViewDidRequestRecordingStart(_ toolbarView: VoiceMessageToolbarView) {
+        let temporaryDirectoryURL = URL(fileURLWithPath: NSTemporaryDirectory(), isDirectory: true)
+        let temporaryFileURL = temporaryDirectoryURL.appendingPathComponent(ProcessInfo().globallyUniqueString)
+        
+        audioRecorder = AudioRecorder()
+        audioRecorder?.delegate = self
+        audioRecorder?.recordWithOuputURL(temporaryFileURL)
+    }
+    
+    func voiceMessageToolbarViewDidRequestRecordingFinish(_ toolbarView: VoiceMessageToolbarView) {
+        audioRecorder?.stopRecording()
+        
+        guard let url = audioRecorder?.url else {
+            MXLog.error("Invalid audio recording URL")
+            return
+        }
+        
+        delegate?.voiceMessageController(self, didRequestSendForFileAtURL: url) { [weak self] success in
+            self?.deleteRecordingAtURL(url)
+        }
+    }
+    
+    func voiceMessageToolbarViewDidRequestRecordingCancel(_ toolbarView: VoiceMessageToolbarView) {
+        audioRecorder?.stopRecording()
+        deleteRecordingAtURL(audioRecorder?.url)
+    }
+    
+    // MARK: - AudioRecorderDelegate
+    
+    func audioRecorderDidStartRecording(_ audioRecorder: AudioRecorder) {
+        _voiceMessageToolbarView.state = .recording
+    }
+    
+    func audioRecorderDidFinishRecording(_ audioRecorder: AudioRecorder) {
+        _voiceMessageToolbarView.state = .idle
+    }
+    
+    func audioRecorder(_ audioRecorder: AudioRecorder, didFailWithError: Error) {
+        MXLog.error("Failed recording voice message.")
+        _voiceMessageToolbarView.state = .idle
+    }
+    
+    // MARK: - Private
+    
+    private func deleteRecordingAtURL(_ url: URL?) {
+        guard let url = url else {
+            return
+        }
+        
+        do {
+            try FileManager.default.removeItem(at: url)
+        } catch {
+            MXLog.error(error)
+        }
+    }
+    
+    @objc private func handleThemeDidChange() {
+        self._voiceMessageToolbarView.update(theme: self.themeService.theme)
+    }
+}