борт управления самолетом

2026-08-22 14:09:18 +07:00
parent fc66ba84c7
commit c3027a82fb
15 changed files with 1066 additions and 13 deletions
@@ -0,0 +1,89 @@
+import 'package:flutter/foundation.dart'
+    show TargetPlatform, defaultTargetPlatform, kIsWeb;
+import 'package:flutter_webrtc/flutter_webrtc.dart';
+
+import '../utils/logger.dart';
+
+class AudioInputDevice {
+  const AudioInputDevice({required this.id, required this.label});
+
+  final String id;
+  final String label;
+}
+
+class AudioDevices {
+  AudioDevices._();
+
+  static Future<List<AudioInputDevice>> microphones() async {
+    try {
+      final devices = await navigator.mediaDevices.enumerateDevices();
+      final mics = <AudioInputDevice>[];
+      final seen = <String>{};
+      for (final device in devices) {
+        if (device.kind != 'audioinput') continue;
+        if (device.deviceId.isEmpty || !seen.add(device.deviceId)) continue;
+        mics.add(
+          AudioInputDevice(id: device.deviceId, label: device.label.trim()),
+        );
+      }
+      return mics;
+    } catch (e) {
+      logger.w('[call] enumerateDevices: $e');
+      return const [];
+    }
+  }
+
+  static bool get switchesInsideEngine =>
+      !kIsWeb &&
+      (defaultTargetPlatform == TargetPlatform.android ||
+          defaultTargetPlatform == TargetPlatform.iOS ||
+          defaultTargetPlatform == TargetPlatform.macOS);
+
+  static Future<void> selectInput(String deviceId) async {
+    try {
+      await Helper.selectAudioInput(deviceId);
+    } catch (e) {
+      logger.w('[call] selectAudioInput($deviceId): $e');
+    }
+  }
+
+  static Object micConstraints(
+    String? deviceId, {
+    bool monitorCapture = false,
+  }) {
+    final constraints = <String, dynamic>{};
+    final hasDevice = deviceId != null && deviceId.isNotEmpty;
+    if (hasDevice && !switchesInsideEngine) {
+      if (kIsWeb) {
+        constraints['deviceId'] = deviceId;
+      } else {
+        constraints['optional'] = [
+          {'sourceId': deviceId},
+        ];
+      }
+    }
+    if (monitorCapture) {
+      constraints['echoCancellation'] = true;
+      constraints['noiseSuppression'] = false;
+      constraints['autoGainControl'] = false;
+      constraints['highpassFilter'] = false;
+    }
+    return constraints.isEmpty ? true : constraints;
+  }
+
+  static Future<String?> findDevice(String token, {int attempts = 1}) async {
+    for (var attempt = 0; attempt < attempts; attempt++) {
+      for (final device in await microphones()) {
+        if (device.id == token ||
+            device.id.contains(token) ||
+            device.label.contains(token)) {
+          return device.id;
+        }
+      }
+      if (attempt + 1 < attempts) {
+        await Future<void>.delayed(const Duration(milliseconds: 250));
+      }
+    }
+    return null;
+  }
+}