homebridge-freeathome-local-api/dist/contactSensorAccessory.js

Control your free@home setup using the local API provided by your System Access Point

import { FreeAtHomeAccessory } from "./freeAtHomeAccessory.js";
import { getDataPointByPairingID } from "./util.js";
/** A contact sensor accessory. */
export class ContactSensorAccessory extends FreeAtHomeAccessory {
    platform;
    accessory;
    pidOpenClosed;
    service;
    contactOpen;
    dpOpenClosed;
    /**
     * Constructs a new contact sensor accessory instance.
     * @param platform The free@home Homebridge platform controlling the accessory
     * @param accessory The platform accessory.
     */
    constructor(platform, accessory, pidOpenClosed = 53) {
        super(platform, accessory);
        this.platform = platform;
        this.accessory = accessory;
        this.pidOpenClosed = pidOpenClosed;
        // Resolve data points
        if (!this.accessory.context.channel.outputs)
            throw new Error("Channel lacks expected input or output data points.");
        this.dpOpenClosed = getDataPointByPairingID(this.accessory.context.channel.outputs, pidOpenClosed);
        // set initial state
        this.contactOpen = !!Number.parseInt(this.accessory.context.channel.outputs[this.dpOpenClosed].value ?? "0");
        // get the ContactSensor service if it exists, otherwise create a new service instance
        this.service =
            this.accessory.getService(this.platform.Service.ContactSensor) ||
                this.accessory.addService(this.platform.Service.ContactSensor);
        // register handlers for the contact sensor state characteristic
        this.service
            .getCharacteristic(this.platform.Characteristic.ContactSensorState)
            .onGet(() => this.contactOpen
            ? this.platform.Characteristic.ContactSensorState.CONTACT_NOT_DETECTED
            : this.platform.Characteristic.ContactSensorState.CONTACT_DETECTED);
    }
    updateDatapoint(datapoint, value) {
        // ignore unknown data points
        if (datapoint !== this.dpOpenClosed)
            return;
        // do the update
        this.contactOpen = !!Number.parseInt(value);
        this.doUpdateDatapoint("Contact Sensor", this.service, this.platform.Characteristic.ContactSensorState, this.contactOpen
            ? this.platform.Characteristic.ContactSensorState.CONTACT_NOT_DETECTED
            : this.platform.Characteristic.ContactSensorState.CONTACT_DETECTED);
    }
}
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