"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.StatsReportGatherer = void 0;
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _connectionStats = require("./connectionStats");
var _connectionStatsReporter = require("./connectionStatsReporter");
var _transportStatsReporter = require("./transportStatsReporter");
var _mediaSsrcHandler = require("./media/mediaSsrcHandler");
var _mediaTrackHandler = require("./media/mediaTrackHandler");
var _mediaTrackStatsHandler = require("./media/mediaTrackStatsHandler");
var _trackStatsReporter = require("./trackStatsReporter");
var _statsReportBuilder = require("./statsReportBuilder");
var _statsValueFormatter = require("./statsValueFormatter");
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { (0, _defineProperty2.default)(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; } /*
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         Copyright 2023 The Matrix.org Foundation C.I.C.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         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.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         */
class StatsReportGatherer {
  // private readonly ssrcToMid = { local: new Map<Mid, Ssrc[]>(), remote: new Map<Mid, Ssrc[]>() };

  constructor(callId, remoteUserId, pc, emitter, isFocus = true) {
    this.callId = callId;
    this.remoteUserId = remoteUserId;
    this.pc = pc;
    this.emitter = emitter;
    this.isFocus = isFocus;
    (0, _defineProperty2.default)(this, "isActive", true);
    (0, _defineProperty2.default)(this, "previousStatsReport", void 0);
    (0, _defineProperty2.default)(this, "currentStatsReport", void 0);
    (0, _defineProperty2.default)(this, "connectionStats", new _connectionStats.ConnectionStats());
    (0, _defineProperty2.default)(this, "trackStats", void 0);
    pc.addEventListener("signalingstatechange", this.onSignalStateChange.bind(this));
    this.trackStats = new _mediaTrackStatsHandler.MediaTrackStatsHandler(new _mediaSsrcHandler.MediaSsrcHandler(), new _mediaTrackHandler.MediaTrackHandler(pc));
  }
  async processStats(groupCallId, localUserId) {
    const summary = {
      receivedMedia: 0,
      receivedAudioMedia: 0,
      receivedVideoMedia: 0,
      audioTrackSummary: {
        count: 0,
        muted: 0,
        maxPacketLoss: 0,
        maxJitter: 0,
        concealedAudio: 0,
        totalAudio: 0
      },
      videoTrackSummary: {
        count: 0,
        muted: 0,
        maxPacketLoss: 0,
        maxJitter: 0,
        concealedAudio: 0,
        totalAudio: 0
      }
    };
    if (this.isActive) {
      const statsPromise = this.pc.getStats();
      if (typeof (statsPromise === null || statsPromise === void 0 ? void 0 : statsPromise.then) === "function") {
        return statsPromise.then(report => {
          var _this$connectionStats, _this$connectionStats2;
          // @ts-ignore
          this.currentStatsReport = typeof (report === null || report === void 0 ? void 0 : report.result) === "function" ? report.result() : report;
          try {
            this.processStatsReport(groupCallId, localUserId);
          } catch (error) {
            this.isActive = false;
            return summary;
          }
          this.previousStatsReport = this.currentStatsReport;
          summary.receivedMedia = this.connectionStats.bitrate.download;
          summary.receivedAudioMedia = ((_this$connectionStats = this.connectionStats.bitrate.audio) === null || _this$connectionStats === void 0 ? void 0 : _this$connectionStats.download) || 0;
          summary.receivedVideoMedia = ((_this$connectionStats2 = this.connectionStats.bitrate.video) === null || _this$connectionStats2 === void 0 ? void 0 : _this$connectionStats2.download) || 0;
          const trackSummary = _trackStatsReporter.TrackStatsReporter.buildTrackSummary(Array.from(this.trackStats.getTrack2stats().values()));
          return _objectSpread(_objectSpread({}, summary), {}, {
            audioTrackSummary: trackSummary.audioTrackSummary,
            videoTrackSummary: trackSummary.videoTrackSummary
          });
        }).catch(error => {
          this.handleError(error);
          return summary;
        });
      }
      this.isActive = false;
    }
    return Promise.resolve(summary);
  }
  processStatsReport(groupCallId, localUserId) {
    var _this$currentStatsRep;
    const byteSentStats = new Map();
    (_this$currentStatsRep = this.currentStatsReport) === null || _this$currentStatsRep === void 0 ? void 0 : _this$currentStatsRep.forEach(now => {
      const before = this.previousStatsReport ? this.previousStatsReport.get(now.id) : null;
      // RTCIceCandidatePairStats - https://w3c.github.io/webrtc-stats/#candidatepair-dict*
      if (now.type === "candidate-pair" && now.nominated && now.state === "succeeded") {
        this.connectionStats.bandwidth = _connectionStatsReporter.ConnectionStatsReporter.buildBandwidthReport(now);
        this.connectionStats.transport = _transportStatsReporter.TransportStatsReporter.buildReport(this.currentStatsReport, now, this.connectionStats.transport, this.isFocus);

        // RTCReceivedRtpStreamStats
        // https://w3c.github.io/webrtc-stats/#receivedrtpstats-dict*
        // RTCSentRtpStreamStats
        // https://w3c.github.io/webrtc-stats/#sentrtpstats-dict*
      } else if (now.type === "inbound-rtp" || now.type === "outbound-rtp") {
        const trackStats = this.trackStats.findTrack2Stats(now, now.type === "inbound-rtp" ? "remote" : "local");
        if (!trackStats) {
          return;
        }
        if (before) {
          _trackStatsReporter.TrackStatsReporter.buildPacketsLost(trackStats, now, before);
        }

        // Get the resolution and framerate for only remote video sources here. For the local video sources,
        // 'track' stats will be used since they have the updated resolution based on the simulcast streams
        // currently being sent. Promise based getStats reports three 'outbound-rtp' streams and there will be
        // more calculations needed to determine what is the highest resolution stream sent by the client if the
        // 'outbound-rtp' stats are used.
        if (now.type === "inbound-rtp") {
          _trackStatsReporter.TrackStatsReporter.buildFramerateResolution(trackStats, now);
          if (before) {
            _trackStatsReporter.TrackStatsReporter.buildBitrateReceived(trackStats, now, before);
          }
          const ts = this.trackStats.findTransceiverByTrackId(trackStats.trackId);
          _trackStatsReporter.TrackStatsReporter.setTrackStatsState(trackStats, ts);
          _trackStatsReporter.TrackStatsReporter.buildJitter(trackStats, now);
          _trackStatsReporter.TrackStatsReporter.buildAudioConcealment(trackStats, now);
        } else if (before) {
          byteSentStats.set(trackStats.trackId, _statsValueFormatter.StatsValueFormatter.getNonNegativeValue(now.bytesSent));
          _trackStatsReporter.TrackStatsReporter.buildBitrateSend(trackStats, now, before);
        }
        _trackStatsReporter.TrackStatsReporter.buildCodec(this.currentStatsReport, trackStats, now);
      } else if (now.type === "track" && now.kind === "video" && !now.remoteSource) {
        const trackStats = this.trackStats.findLocalVideoTrackStats(now);
        if (!trackStats) {
          return;
        }
        _trackStatsReporter.TrackStatsReporter.buildFramerateResolution(trackStats, now);
        _trackStatsReporter.TrackStatsReporter.calculateSimulcastFramerate(trackStats, now, before, this.trackStats.mediaTrackHandler.getActiveSimulcastStreams());
      }
    });
    this.emitter.emitByteSendReport(byteSentStats);
    this.processAndEmitReport();
  }
  setActive(isActive) {
    this.isActive = isActive;
  }
  getActive() {
    return this.isActive;
  }
  handleError(_) {
    this.isActive = false;
  }
  processAndEmitReport() {
    const report = _statsReportBuilder.StatsReportBuilder.build(this.trackStats.getTrack2stats());
    this.connectionStats.bandwidth = report.bandwidth;
    this.connectionStats.bitrate = report.bitrate;
    this.connectionStats.packetLoss = report.packetLoss;
    this.emitter.emitConnectionStatsReport(_objectSpread(_objectSpread({}, report), {}, {
      transport: this.connectionStats.transport
    }));
    this.connectionStats.transport = [];
  }
  stopProcessingStats() {}
  onSignalStateChange() {
    if (this.pc.signalingState === "stable") {
      if (this.pc.currentRemoteDescription) {
        this.trackStats.mediaSsrcHandler.parse(this.pc.currentRemoteDescription.sdp, "remote");
      }
      if (this.pc.currentLocalDescription) {
        this.trackStats.mediaSsrcHandler.parse(this.pc.currentLocalDescription.sdp, "local");
      }
    }
  }
}
exports.StatsReportGatherer = StatsReportGatherer;
//# sourceMappingURL=statsReportGatherer.js.map