homebridge-ring/lib/brightness-only.js

Homebridge plugin for Ring doorbells, cameras, security alarm system and smart lighting

import { BaseDeviceAccessory } from "./base-device-accessory.js";
import { hap } from "./hap.js";
import { logInfo } from 'ring-client-api/util';
export class BrightnessOnly extends BaseDeviceAccessory {
    device;
    accessory;
    config;
    constructor(device, accessory, config) {
        super();
        this.device = device;
        this.accessory = accessory;
        this.config = config;
        const { Characteristic, Service } = hap, { context } = accessory;
        if (device.data.brightness !== undefined &&
            !isNaN(device.data.brightness)) {
            this.registerLevelCharacteristic({
                characteristicType: Characteristic.Brightness,
                serviceType: Service.Lightbulb,
                getValue: (data) => {
                    if (!data.brightness || isNaN(data.brightness)) {
                        return 0;
                    }
                    // store the brightness so that we can set it again if light is turned off then back on
                    context.brightness = data.brightness * 100;
                    return context.brightness;
                },
                setValue: (brightness) => {
                    if (brightness) {
                        context.brightness = brightness;
                    }
                    return this.setLevelState(brightness);
                },
            });
            this.registerCharacteristic({
                characteristicType: Characteristic.On,
                serviceType: Service.Lightbulb,
                getValue: (data) => Boolean(data.brightness),
                setValue: (on) => {
                    const brightness = context.brightness || 100;
                    return this.setLevelState(on ? brightness : 0);
                },
            });
            this.getService(Service.Lightbulb).setPrimaryService(true);
        }
    }
    setLevelState(brightness) {
        logInfo(`Setting brightness of ${this.device.name} to ${brightness}%`);
        return this.device.setInfo({
            device: { v1: { brightness: brightness / 100 } },
        });
    }
}