@sentry/core/cjs/sessionflusher.js

Object.defineProperty(exports, '__esModule', { value: true });

const utils = require('@sentry/utils');
const hub = require('./hub.js');

/**
 * @inheritdoc
 */
class SessionFlusher  {
    __init() {this.flushTimeout = 60;}
   __init2() {this._pendingAggregates = {};}

   __init3() {this._isEnabled = true;}

   constructor(client, attrs) {SessionFlusher.prototype.__init.call(this);SessionFlusher.prototype.__init2.call(this);SessionFlusher.prototype.__init3.call(this);
    this._client = client;
    // Call to setInterval, so that flush is called every 60 seconds
    this._intervalId = setInterval(() => this.flush(), this.flushTimeout * 1000);
    this._sessionAttrs = attrs;
  }

  /** Checks if `pendingAggregates` has entries, and if it does flushes them by calling `sendSession` */
   flush() {
    const sessionAggregates = this.getSessionAggregates();
    if (sessionAggregates.aggregates.length === 0) {
      return;
    }
    this._pendingAggregates = {};
    this._client.sendSession(sessionAggregates);
  }

  /** Massages the entries in `pendingAggregates` and returns aggregated sessions */
   getSessionAggregates() {
    const aggregates = Object.keys(this._pendingAggregates).map((key) => {
      return this._pendingAggregates[parseInt(key)];
    });

    const sessionAggregates = {
      attrs: this._sessionAttrs,
      aggregates,
    };
    return utils.dropUndefinedKeys(sessionAggregates);
  }

  /** JSDoc */
   close() {
    clearInterval(this._intervalId);
    this._isEnabled = false;
    this.flush();
  }

  /**
   * Wrapper function for _incrementSessionStatusCount that checks if the instance of SessionFlusher is enabled then
   * fetches the session status of the request from `Scope.getRequestSession().status` on the scope and passes them to
   * `_incrementSessionStatusCount` along with the start date
   */
   incrementSessionStatusCount() {
    if (!this._isEnabled) {
      return;
    }
    const scope = hub.getCurrentHub().getScope();
    const requestSession = scope && scope.getRequestSession();

    if (requestSession && requestSession.status) {
      this._incrementSessionStatusCount(requestSession.status, new Date());
      // This is not entirely necessarily but is added as a safe guard to indicate the bounds of a request and so in
      // case captureRequestSession is called more than once to prevent double count
      if (scope) {
        scope.setRequestSession(undefined);
      }
      /* eslint-enable @typescript-eslint/no-unsafe-member-access */
    }
  }

  /**
   * Increments status bucket in pendingAggregates buffer (internal state) corresponding to status of
   * the session received
   */
   _incrementSessionStatusCount(status, date) {
    // Truncate minutes and seconds on Session Started attribute to have one minute bucket keys
    const sessionStartedTrunc = new Date(date).setSeconds(0, 0);
    this._pendingAggregates[sessionStartedTrunc] = this._pendingAggregates[sessionStartedTrunc] || {};

    // corresponds to aggregated sessions in one specific minute bucket
    // for example, {"started":"2021-03-16T08:00:00.000Z","exited":4, "errored": 1}
    const aggregationCounts = this._pendingAggregates[sessionStartedTrunc];
    if (!aggregationCounts.started) {
      aggregationCounts.started = new Date(sessionStartedTrunc).toISOString();
    }

    switch (status) {
      case 'errored':
        aggregationCounts.errored = (aggregationCounts.errored || 0) + 1;
        return aggregationCounts.errored;
      case 'ok':
        aggregationCounts.exited = (aggregationCounts.exited || 0) + 1;
        return aggregationCounts.exited;
      default:
        aggregationCounts.crashed = (aggregationCounts.crashed || 0) + 1;
        return aggregationCounts.crashed;
    }
  }
}

exports.SessionFlusher = SessionFlusher;
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