hestia/src/custom_modules/HestiaClasses.js

export class State {
    constructor(config) {
        config.mqtt.subscriptions.forEach(subscription => {
            this[subscription.name] = {
                on: false,
                topic: subscription.topic,
                publisher: 'back',
                power: (communicator) => {
                    // This *should* toggle the state, asks if state is true, if it is set it false, otherwise set it true
                    this[subscription.name].on ? this[subscription.name].on = false : this[subscription.name].on = true;
                    communicator.send(subscription.name, JSON.stringify(this));
                }
            };
        });
    };
};

export class Communicator {
    constructor(state) {
        // Connect to the MQTT Broker
        this.client = mqtt.connect(config.mqtt.address);

        // Subscribe to status topics
        config.mqtt.subscriptions.forEach(subscription => {
            this.client.subscribe(subscription.topic);
            state[subscription.name].topic = subscription.topic;
        });
    }

    // Publish a message to the MQTT Broker
    send(topic, message) {
        // Publish with retain flag set to true
        this.client.publish(topic, message, { retain: true }, (err) => {
            if (err) {
                console.error('Failed to publish message:', err);
            } else {
                console.log('Message published and retained on topic:', topic);
            }
        });
    }
}