custom-card-helpers/src/turn-on-off-entity.ts

Set of helpful functions and types for Custom Card creators

import { HomeAssistant } from "./types";
import { computeDomain } from "./compute-domain";

export const turnOnOffEntity = (
  hass: HomeAssistant,
  entityId: string,
  turnOn = true
): Promise<void> => {
  const stateDomain = computeDomain(entityId);
  const serviceDomain = stateDomain === "group" ? "homeassistant" : stateDomain;

  let service;
  switch (stateDomain) {
    case "lock":
      service = turnOn ? "unlock" : "lock";
      break;
    case "cover":
      service = turnOn ? "open_cover" : "close_cover";
      break;
    default:
      service = turnOn ? "turn_on" : "turn_off";
  }

  return hass.callService(serviceDomain, service, { entity_id: entityId });
};