Source: poweredup-node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const boostmovehub_1 = require("./boostmovehub");
const controlplushub_1 = require("./controlplushub");
const duplotrainbase_1 = require("./duplotrainbase");
const nobledevice_1 = require("./nobledevice");
const puphub_1 = require("./puphub");
const pupremote_1 = require("./pupremote");
const wedo2smarthub_1 = require("./wedo2smarthub");
const events_1 = require("events");
const Debug = require("debug");
const debug = Debug("poweredup");
const noble = require("@abandonware/noble");
let ready = false;
let wantScan = false;
let discoveryEventAttached = false;
const startScanning = () => {
    noble.startScanning();
};
noble.on("stateChange", (state) => {
    ready = (state === "poweredOn");
    if (ready) {
        if (wantScan) {
            debug("Scanning started");
            startScanning();
        }
    }
    else {
        noble.stopScanning();
    }
});
/**
 * @class PoweredUP
 * @extends EventEmitter
 */
class PoweredUP extends events_1.EventEmitter {
    constructor() {
        super();
        this.autoSubscribe = true;
        this._connectedHubs = {};
        this._discoveryEventHandler = this._discoveryEventHandler.bind(this);
    }
    /**
     * Begin scanning for Powered UP Hub devices.
     * @method PoweredUP#scan
     */
    async scan() {
        wantScan = true;
        if (!discoveryEventAttached) {
            noble.on("discover", this._discoveryEventHandler);
            discoveryEventAttached = true;
        }
        if (ready) {
            debug("Scanning started");
            startScanning();
        }
        return true;
    }
    /**
     * Stop scanning for Powered UP Hub devices.
     * @method PoweredUP#stop
     */
    stop() {
        wantScan = false;
        if (discoveryEventAttached) {
            noble.removeListener("discover", this._discoveryEventHandler);
            discoveryEventAttached = false;
        }
        noble.stopScanning();
    }
    /**
     * Retrieve a list of Powered UP Hubs.
     * @method PoweredUP#getConnectedHubs
     * @returns {Hub[]}
     */
    getConnectedHubs() {
        return Object.keys(this._connectedHubs).map((uuid) => this._connectedHubs[uuid]);
    }
    /**
     * Retrieve a Powered UP Hub by UUID.
     * @method PoweredUP#getConnectedHubByUUID
     * @param {string} uuid
     * @returns {Hub | null}
     */
    getConnectedHubByUUID(uuid) {
        return this._connectedHubs[uuid];
    }
    /**
     * Retrieve a Powered UP Hub by primary MAC address.
     * @method PoweredUP#getConnectedHubByPrimaryMACAddress
     * @param {string} address
     * @returns {Hub}
     */
    getConnectedHubByPrimaryMACAddress(address) {
        return Object.keys(this._connectedHubs).map((uuid) => this._connectedHubs[uuid]).filter((hub) => hub.primaryMACAddress === address)[0];
    }
    /**
     * Retrieve a list of Powered UP Hub by name.
     * @method PoweredUP#getConnectedHubsByName
     * @param {string} name
     * @returns {Hub[]}
     */
    getConnectedHubsByName(name) {
        return Object.keys(this._connectedHubs).map((uuid) => this._connectedHubs[uuid]).filter((hub) => hub.name === name);
    }
    async _discoveryEventHandler(peripheral) {
        peripheral.removeAllListeners();
        const device = new nobledevice_1.NobleDevice(peripheral);
        let hub;
        if (await wedo2smarthub_1.WeDo2SmartHub.IsWeDo2SmartHub(peripheral)) {
            hub = new wedo2smarthub_1.WeDo2SmartHub(device, this.autoSubscribe);
        }
        else if (await boostmovehub_1.BoostMoveHub.IsBoostMoveHub(peripheral)) {
            hub = new boostmovehub_1.BoostMoveHub(device, this.autoSubscribe);
        }
        else if (await puphub_1.PUPHub.IsPUPHub(peripheral)) {
            hub = new puphub_1.PUPHub(device, this.autoSubscribe);
        }
        else if (await pupremote_1.PUPRemote.IsPUPRemote(peripheral)) {
            hub = new pupremote_1.PUPRemote(device, this.autoSubscribe);
        }
        else if (await duplotrainbase_1.DuploTrainBase.IsDuploTrainBase(peripheral)) {
            hub = new duplotrainbase_1.DuploTrainBase(device, this.autoSubscribe);
        }
        else if (await controlplushub_1.ControlPlusHub.IsControlPlusHub(peripheral)) {
            hub = new controlplushub_1.ControlPlusHub(device, this.autoSubscribe);
        }
        else {
            return;
        }
        device.on("discoverComplete", () => {
            hub.on("connect", () => {
                debug(`Hub ${hub.uuid} connected`);
                this._connectedHubs[hub.uuid] = hub;
            });
            hub.on("disconnect", () => {
                debug(`Hub ${hub.uuid} disconnected`);
                delete this._connectedHubs[hub.uuid];
                if (wantScan) {
                    startScanning();
                }
            });
            debug(`Hub ${hub.uuid} discovered`);
            /**
             * Emits when a Powered UP Hub device is found.
             * @event PoweredUP#discover
             * @param {WeDo2SmartHub | BoostMoveHub | ControlPlusHub | PUPHub | PUPRemote | DuploTrainBase} hub
             */
            this.emit("discover", hub);
        });
    }
}
exports.PoweredUP = PoweredUP;
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