'use strict';

// Diffuser command registry. Consumed by BaseNodeAdapter via
// `static commands = require('./commands')`. Each descriptor maps a
// canonical msg.topic to its handler; legacy names live under `aliases`
// and emit a one-time deprecation warning at runtime.

const handlers = require('./handlers');

module.exports = [
  {
    topic: 'data.flow',
    aliases: ['air_flow'],
    payloadSchema: { type: 'number' },
    units: { measure: 'volumeFlowRate', default: 'm3/h' },
    description: 'Push the measured air flow into the diffuser model.',
    handler: handlers.setFlow,
  },
  {
    topic: 'set.density',
    aliases: ['density'],
    payloadSchema: { type: 'number' },
    description: 'Update the air density used in OTR / SOTR calculations.',
    handler: handlers.setDensity,
  },
  {
    topic: 'set.water-height',
    aliases: ['height_water'],
    payloadSchema: { type: 'number' },
    description: 'Update the water column height above the diffusers (m).',
    handler: handlers.setWaterHeight,
  },
  {
    topic: 'set.header-pressure',
    aliases: ['header_pressure'],
    payloadSchema: { type: 'number' },
    description: 'Update the header (supply) pressure feeding the diffusers (mbar).',
    handler: handlers.setHeaderPressure,
  },
  {
    topic: 'set.elements',
    aliases: ['elements'],
    payloadSchema: { type: 'number' },
    description: 'Update the count of active diffuser elements.',
    handler: handlers.setElements,
  },
  {
    topic: 'set.alfa-factor',
    aliases: ['alfaFactor'],
    payloadSchema: { type: 'number' },
    description: 'Update the alfa factor used in oxygen-transfer correction.',
    handler: handlers.setAlfaFactor,
  },
];