stream-chat-react-native-core/lib/commonjs/state-store/audio-recorder-manager.js

The official React Native and Expo components for Stream Chat, a service for building chat applications

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.AudioRecorderManager = void 0;
var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime/helpers/asyncToGenerator"));
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _reactNative = require("react-native");
var _streamChat = require("stream-chat");
var _normalizeAudioLevel = require("../components/MessageInput/utils/normalizeAudioLevel");
var _native = require("../native");
var INITIAL_STATE = {
  isStarting: false,
  micLocked: false,
  waveformData: [],
  recording: undefined,
  duration: 0,
  status: 'idle'
};
var AudioRecorderManager = exports.AudioRecorderManager = function () {
  function AudioRecorderManager() {
    (0, _classCallCheck2.default)(this, AudioRecorderManager);
    this.pendingStopRequestIds = new Set();
    this.startRequestId = 0;
    this.onRecordingStatusUpdate = status => {
      if (status.isDoneRecording === true) {
        return;
      }
      this.state.partialNext({
        duration: status?.currentPosition || status.durationMillis
      });
      var lowerBound = _reactNative.Platform.OS === 'ios' || status.currentMetering ? -60 : -120;
      var normalizedAudioLevel = (0, _normalizeAudioLevel.normalizeAudioLevel)(status.currentMetering || status.metering, lowerBound);
      this.state.partialNext({
        waveformData: [...this.state.getLatestValue().waveformData, normalizedAudioLevel]
      });
    };
    this.state = new _streamChat.StateStore(INITIAL_STATE);
  }
  return (0, _createClass2.default)(AudioRecorderManager, [{
    key: "reset",
    value: function reset() {
      this.state.next(INITIAL_STATE);
    }
  }, {
    key: "startRecording",
    value: function () {
      var _startRecording = (0, _asyncToGenerator2.default)(function* () {
        if (!_native.NativeHandlers.Audio) {
          return;
        }
        var _this$state$getLatest = this.state.getLatestValue(),
          isStarting = _this$state$getLatest.isStarting,
          status = _this$state$getLatest.status;
        if (isStarting || status === 'recording') {
          return true;
        }
        var requestId = ++this.startRequestId;
        this.state.partialNext({
          duration: 0,
          isStarting: true,
          micLocked: false,
          recording: undefined,
          status: 'idle',
          waveformData: []
        });
        var recordingInfo;
        try {
          recordingInfo = yield _native.NativeHandlers.Audio.startRecording({
            isMeteringEnabled: true
          }, this.onRecordingStatusUpdate);
        } catch {
          this.pendingStopRequestIds.delete(requestId);
          if (requestId === this.startRequestId) {
            this.reset();
          }
          return false;
        }
        var _recordingInfo = recordingInfo,
          accessGranted = _recordingInfo.accessGranted,
          recording = _recordingInfo.recording;
        if (this.pendingStopRequestIds.has(requestId)) {
          if (accessGranted) {
            try {
              yield _native.NativeHandlers.Audio.stopRecording();
            } catch {}
          }
          this.pendingStopRequestIds.delete(requestId);
          if (requestId === this.startRequestId) {
            this.reset();
          }
          return accessGranted;
        }
        if (requestId !== this.startRequestId) {
          return accessGranted;
        }
        if (accessGranted && recording) {
          if (recording && typeof recording !== 'string' && recording.setProgressUpdateInterval) {
            recording.setProgressUpdateInterval(_reactNative.Platform.OS === 'android' ? 100 : 60);
          }
          this.state.partialNext({
            isStarting: false,
            recording,
            status: 'recording'
          });
        } else {
          this.reset();
        }
        return accessGranted;
      });
      function startRecording() {
        return _startRecording.apply(this, arguments);
      }
      return startRecording;
    }()
  }, {
    key: "stopRecording",
    value: function () {
      var _stopRecording = (0, _asyncToGenerator2.default)(function* (withDelete = false) {
        if (!_native.NativeHandlers.Audio) {
          return;
        }
        var _this$state$getLatest2 = this.state.getLatestValue(),
          isStarting = _this$state$getLatest2.isStarting,
          status = _this$state$getLatest2.status;
        if (isStarting) {
          this.pendingStopRequestIds.add(this.startRequestId);
          this.reset();
          return;
        }
        if (status !== 'recording') {
          if (withDelete) {
            this.reset();
          }
          return;
        }
        try {
          yield _native.NativeHandlers.Audio.stopRecording();
        } catch {}
        if (withDelete) {
          this.reset();
        } else {
          this.state.partialNext({
            isStarting: false,
            status: 'stopped'
          });
        }
      });
      function stopRecording() {
        return _stopRecording.apply(this, arguments);
      }
      return stopRecording;
    }()
  }, {
    key: "micLocked",
    set: function (value) {
      this.state.partialNext({
        micLocked: value
      });
    }
  }, {
    key: "status",
    set: function (value) {
      this.state.partialNext({
        status: value
      });
    }
  }]);
}();
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