settler/src/nodeClass.js

'use strict';

const { BaseNodeAdapter } = require('generalFunctions');
const Settler = require('./specificClass');
const commands = require('./commands');

// settler is event-driven on Port 0: the 3-stream Fluent envelope is
// re-emitted whenever the upstream reactor fires stateChange or an
// operator pushes data.influent. Port 1 (InfluxDB telemetry) reuses the
// base `output-changed` pipeline via `getOutput()`. `tickInterval=null`
// means BaseNodeAdapter installs no periodic loop — settling state has
// no time-dependent integrator.
class nodeClass extends BaseNodeAdapter {
  static DomainClass = Settler;
  static commands = commands;
  static tickInterval = null;
  static statusInterval = 1000;

  buildDomainConfig() {
    return {};
  }

  _emitOutputs() {
    if (!this.source) return;
    const fluent = this.source.getEffluent;
    const raw = this.source.getOutput?.() || {};
    const cfg = this.source.config || this.config;
    const influxMsg = this._output.formatMsg(raw, cfg, 'influxdb');
    this.node.send([fluent, influxMsg, null]);
  }
}

module.exports = nodeClass;