Nathan Kellenicki
974b32e98c
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551 lines
27 KiB
HTML
551 lines
27 KiB
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<h1 class="page-title">Source: hubs/lpf2hub.js</h1>
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<section>
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<article>
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<pre
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class="sunlight-highlight-javascript linenums">"use strict";
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
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result["default"] = mod;
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const basehub_1 = require("./basehub");
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const Consts = __importStar(require("../consts"));
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const utils_1 = require("../utils");
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const Debug = require("debug");
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const debug = Debug("lpf2hub");
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const modeInfoDebug = Debug("lpf2hubmodeinfo");
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/**
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* @class LPF2Hub
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* @extends BaseHub
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*/
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class LPF2Hub extends basehub_1.BaseHub {
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constructor() {
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super(...arguments);
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this._messageBuffer = Buffer.alloc(0);
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this._propertyRequestCallbacks = {};
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}
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async connect() {
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debug("LPF2Hub connecting");
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await super.connect();
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await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.LPF2_HUB);
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this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.LPF2_ALL, this._parseMessage.bind(this));
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await this._requestHubPropertyReports(0x02); // Activate button reports
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await this._requestHubPropertyValue(0x03); // Request firmware version
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await this._requestHubPropertyValue(0x04); // Request hardware version
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await this._requestHubPropertyReports(0x05); // Activate RSSI updates
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await this._requestHubPropertyReports(0x06); // Activate battery level reports
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await this._requestHubPropertyValue(0x0d); // Request primary MAC address
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this.emit("connect");
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debug("LPF2Hub connected");
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}
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/**
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* Shutdown the Hub.
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* @method LPF2Hub#shutdown
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* @returns {Promise} Resolved upon successful disconnect.
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*/
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shutdown() {
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return this.send(Buffer.from([0x02, 0x01]), Consts.BLECharacteristic.LPF2_ALL);
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}
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/**
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* Set the name of the Hub.
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* @method LPF2Hub#setName
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* @param {string} name New name of the hub (14 characters or less, ASCII only).
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* @returns {Promise} Resolved upon successful issuance of command.
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*/
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async setName(name) {
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if (name.length > 14) {
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throw new Error("Name must be 14 characters or less");
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}
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let data = Buffer.from([0x01, 0x01, 0x01]);
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data = Buffer.concat([data, Buffer.from(name, "ascii")]);
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// Send this twice, as sometimes the first time doesn't take
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await this.send(data, Consts.BLECharacteristic.LPF2_ALL);
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await this.send(data, Consts.BLECharacteristic.LPF2_ALL);
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this._name = name;
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}
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send(message, uuid) {
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message = Buffer.concat([Buffer.alloc(2), message]);
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message[0] = message.length;
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debug("Sent Message (LPF2_ALL)", message);
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return this._bleDevice.writeToCharacteristic(uuid, message);
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}
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subscribe(portId, deviceType, mode) {
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return this.send(Buffer.from([0x41, portId, mode, 0x01, 0x00, 0x00, 0x00, 0x01]), Consts.BLECharacteristic.LPF2_ALL);
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}
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unsubscribe(portId, mode) {
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return this.send(Buffer.from([0x41, portId, mode, 0x01, 0x00, 0x00, 0x00, 0x00]), Consts.BLECharacteristic.LPF2_ALL);
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}
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/**
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* Combines two ports with into a single virtual port.
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*
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* Note: The devices attached to the ports must be of the same device type.
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* @method LPF2Hub#createVirtualPort
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* @param {string} firstPortName First port name
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* @param {string} secondPortName Second port name
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* @returns {Promise} Resolved upon successful issuance of command.
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*/
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createVirtualPort(firstPortName, secondPortName) {
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const firstDevice = this.getDeviceAtPort(firstPortName);
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if (!firstDevice) {
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throw new Error(`Port ${firstPortName} does not have an attached device`);
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}
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const secondDevice = this.getDeviceAtPort(secondPortName);
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if (!secondDevice) {
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throw new Error(`Port ${secondPortName} does not have an attached device`);
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}
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if (firstDevice.type !== secondDevice.type) {
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throw new Error(`Both devices must be of the same type to create a virtual port`);
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}
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return this.send(Buffer.from([0x61, 0x01, firstDevice.portId, secondDevice.portId]), Consts.BLECharacteristic.LPF2_ALL);
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}
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_checkFirmware(version) {
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return;
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}
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_parseMessage(data) {
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if (data) {
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this._messageBuffer = Buffer.concat([this._messageBuffer, data]);
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}
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if (this._messageBuffer.length <= 0) {
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return;
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}
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const len = this._messageBuffer[0];
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if (len >= this._messageBuffer.length) {
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const message = this._messageBuffer.slice(0, len);
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this._messageBuffer = this._messageBuffer.slice(len);
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debug("Received Message (LPF2_ALL)", message);
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switch (message[2]) {
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case 0x01: {
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const property = message[3];
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const callback = this._propertyRequestCallbacks[property];
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if (callback) {
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callback(message);
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}
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else {
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this._parseHubPropertyResponse(message);
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}
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delete this._propertyRequestCallbacks[property];
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break;
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}
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case 0x04: {
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this._parsePortMessage(message);
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break;
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}
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case 0x43: {
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this._parsePortInformationResponse(message);
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break;
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}
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case 0x44: {
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this._parseModeInformationResponse(message);
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break;
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}
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case 0x45: {
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this._parseSensorMessage(message);
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break;
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}
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case 0x82: {
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this._parsePortAction(message);
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break;
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}
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}
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if (this._messageBuffer.length > 0) {
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this._parseMessage();
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}
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}
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}
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_requestHubPropertyValue(property) {
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return new Promise((resolve) => {
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this._propertyRequestCallbacks[property] = (message) => {
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this._parseHubPropertyResponse(message);
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return resolve();
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};
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this.send(Buffer.from([0x01, property, 0x05]), Consts.BLECharacteristic.LPF2_ALL);
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});
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}
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_requestHubPropertyReports(property) {
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return this.send(Buffer.from([0x01, property, 0x02]), Consts.BLECharacteristic.LPF2_ALL);
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}
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_parseHubPropertyResponse(message) {
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// Button press reports
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if (message[3] === 0x02) {
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if (message[5] === 1) {
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/**
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* Emits when a button is pressed.
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* @event LPF2Hub#button
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* @param {string} button
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* @param {ButtonState} state
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*/
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this.emit("button", { event: Consts.ButtonState.PRESSED });
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return;
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}
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else if (message[5] === 0) {
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this.emit("button", { event: Consts.ButtonState.RELEASED });
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return;
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}
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// Firmware version
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}
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else if (message[3] === 0x03) {
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this._firmwareVersion = utils_1.decodeVersion(message.readInt32LE(5));
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this._checkFirmware(this._firmwareVersion);
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// Hardware version
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}
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else if (message[3] === 0x04) {
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this._hardwareVersion = utils_1.decodeVersion(message.readInt32LE(5));
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// RSSI update
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}
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else if (message[3] === 0x05) {
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const rssi = message.readInt8(5);
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if (rssi !== 0) {
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this._rssi = rssi;
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this.emit("rssi", { rssi: this._rssi });
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}
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// primary MAC Address
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}
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else if (message[3] === 0x0d) {
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this._primaryMACAddress = utils_1.decodeMACAddress(message.slice(5));
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// Battery level reports
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}
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else if (message[3] === 0x06) {
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const batteryLevel = message[5];
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if (batteryLevel !== this._batteryLevel) {
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this._batteryLevel = batteryLevel;
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this.emit("batteryLevel", { batteryLevel });
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}
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}
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}
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async _parsePortMessage(message) {
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const portId = message[3];
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const event = message[4];
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const deviceType = event ? message.readUInt16LE(5) : 0;
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// Handle device attachments
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if (event === 0x01) {
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if (modeInfoDebug.enabled) {
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const deviceTypeName = Consts.DeviceTypeNames[message[5]] || "Unknown";
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modeInfoDebug(`Port ${utils_1.toHex(portId)}, type ${utils_1.toHex(deviceType, 4)} (${deviceTypeName})`);
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const hwVersion = utils_1.decodeVersion(message.readInt32LE(7));
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const swVersion = utils_1.decodeVersion(message.readInt32LE(11));
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modeInfoDebug(`Port ${utils_1.toHex(portId)}, hardware version ${hwVersion}, software version ${swVersion}`);
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await this._sendPortInformationRequest(portId);
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}
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const device = this._createDevice(deviceType, portId);
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this._attachDevice(device);
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// Handle device detachments
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}
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else if (event === 0x00) {
|
|
const device = this._getDeviceByPortId(portId);
|
|
if (device) {
|
|
this._detachDevice(device);
|
|
if (this.isPortVirtual(portId)) {
|
|
const portName = this.getPortNameForPortId(portId);
|
|
if (portName) {
|
|
delete this._portMap[portName];
|
|
}
|
|
this._virtualPorts = this._virtualPorts.filter((virtualPortId) => virtualPortId !== portId);
|
|
}
|
|
}
|
|
// Handle virtual port creation
|
|
}
|
|
else if (event === 0x02) {
|
|
const firstPortName = this.getPortNameForPortId(message[7]);
|
|
const secondPortName = this.getPortNameForPortId(message[8]);
|
|
// @ts-ignore NK These should never be undefined
|
|
const virtualPortName = firstPortName + secondPortName;
|
|
const virtualPortId = message[3];
|
|
this._portMap[virtualPortName] = virtualPortId;
|
|
this._virtualPorts.push(virtualPortId);
|
|
const device = this._createDevice(deviceType, virtualPortId);
|
|
this._attachDevice(device);
|
|
}
|
|
}
|
|
async _sendPortInformationRequest(port) {
|
|
await this.send(Buffer.from([0x21, port, 0x01]), Consts.BLECharacteristic.LPF2_ALL);
|
|
await this.send(Buffer.from([0x21, port, 0x02]), Consts.BLECharacteristic.LPF2_ALL); // Mode combinations
|
|
}
|
|
async _parsePortInformationResponse(message) {
|
|
const port = message[3];
|
|
if (message[4] === 2) {
|
|
const modeCombinationMasks = [];
|
|
for (let i = 5; i < message.length; i += 2) {
|
|
modeCombinationMasks.push(message.readUInt16LE(i));
|
|
}
|
|
modeInfoDebug(`Port ${utils_1.toHex(port)}, mode combinations [${modeCombinationMasks.map((c) => utils_1.toBin(c, 0)).join(", ")}]`);
|
|
return;
|
|
}
|
|
const count = message[6];
|
|
const input = utils_1.toBin(message.readUInt16LE(7), count);
|
|
const output = utils_1.toBin(message.readUInt16LE(9), count);
|
|
modeInfoDebug(`Port ${utils_1.toHex(port)}, total modes ${count}, input modes ${input}, output modes ${output}`);
|
|
for (let i = 0; i < count; i++) {
|
|
await this._sendModeInformationRequest(port, i, 0x00); // Mode Name
|
|
await this._sendModeInformationRequest(port, i, 0x01); // RAW Range
|
|
await this._sendModeInformationRequest(port, i, 0x02); // PCT Range
|
|
await this._sendModeInformationRequest(port, i, 0x03); // SI Range
|
|
await this._sendModeInformationRequest(port, i, 0x04); // SI Symbol
|
|
await this._sendModeInformationRequest(port, i, 0x80); // Value Format
|
|
}
|
|
}
|
|
_sendModeInformationRequest(port, mode, type) {
|
|
return this.send(Buffer.from([0x22, port, mode, type]), Consts.BLECharacteristic.LPF2_ALL);
|
|
}
|
|
_parseModeInformationResponse(message) {
|
|
const port = utils_1.toHex(message[3]);
|
|
const mode = message[4];
|
|
const type = message[5];
|
|
switch (type) {
|
|
case 0x00: // Mode Name
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, name ${message.slice(6, message.length).toString()}`);
|
|
break;
|
|
case 0x01: // RAW Range
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, RAW min ${message.readFloatLE(6)}, max ${message.readFloatLE(10)}`);
|
|
break;
|
|
case 0x02: // PCT Range
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, PCT min ${message.readFloatLE(6)}, max ${message.readFloatLE(10)}`);
|
|
break;
|
|
case 0x03: // SI Range
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, SI min ${message.readFloatLE(6)}, max ${message.readFloatLE(10)}`);
|
|
break;
|
|
case 0x04: // SI Symbol
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, SI symbol ${message.slice(6, message.length).toString()}`);
|
|
break;
|
|
case 0x80: // Value Format
|
|
const numValues = message[6];
|
|
const dataType = ["8bit", "16bit", "32bit", "float"][message[7]];
|
|
const totalFigures = message[8];
|
|
const decimals = message[9];
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, Value ${numValues} x ${dataType}, Decimal format ${totalFigures}.${decimals}`);
|
|
}
|
|
}
|
|
_parsePortAction(message) {
|
|
const portId = message[3];
|
|
const device = this._getDeviceByPortId(portId);
|
|
if (device) {
|
|
const finished = (message[4] === 0x0a);
|
|
if (finished) {
|
|
device.finish();
|
|
}
|
|
}
|
|
}
|
|
_parseSensorMessage(message) {
|
|
const portId = message[3];
|
|
const device = this._getDeviceByPortId(portId);
|
|
if (device) {
|
|
device.receive(message);
|
|
}
|
|
}
|
|
}
|
|
exports.LPF2Hub = LPF2Hub;
|
|
//# sourceMappingURL=lpf2hub.js.map</pre>
|
|
</article>
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
</div>
|
|
|
|
<div class="clearfix"></div>
|
|
|
|
|
|
|
|
</div>
|
|
</div>
|
|
|
|
|
|
<div class="modal fade" id="searchResults">
|
|
<div class="modal-dialog">
|
|
<div class="modal-content">
|
|
<div class="modal-header">
|
|
<button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button>
|
|
<h4 class="modal-title">Search results</h4>
|
|
</div>
|
|
<div class="modal-body"></div>
|
|
<div class="modal-footer">
|
|
<button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
|
|
</div>
|
|
</div><!-- /.modal-content -->
|
|
</div><!-- /.modal-dialog -->
|
|
</div>
|
|
|
|
|
|
<footer>
|
|
|
|
|
|
<span class="copyright">
|
|
node-poweredup by Nathan Kellenicki licensed under the MIT license.
|
|
</span>
|
|
|
|
<span class="jsdoc-message">
|
|
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.3</a>
|
|
|
|
on Sat May 23rd 2020
|
|
|
|
using the <a href="https://github.com/docstrap/docstrap">DocStrap template</a>.
|
|
</span>
|
|
</footer>
|
|
|
|
<script src="scripts/docstrap.lib.js"></script>
|
|
<script src="scripts/toc.js"></script>
|
|
|
|
<script type="text/javascript" src="scripts/fulltext-search-ui.js"></script>
|
|
|
|
|
|
<script>
|
|
$( function () {
|
|
$( "[id*='$']" ).each( function () {
|
|
var $this = $( this );
|
|
|
|
$this.attr( "id", $this.attr( "id" ).replace( "$", "__" ) );
|
|
} );
|
|
|
|
$( ".tutorial-section pre, .readme-section pre, pre.prettyprint.source" ).each( function () {
|
|
var $this = $( this );
|
|
|
|
var example = $this.find( "code" );
|
|
exampleText = example.html();
|
|
var lang = /{@lang (.*?)}/.exec( exampleText );
|
|
if ( lang && lang[1] ) {
|
|
exampleText = exampleText.replace( lang[0], "" );
|
|
example.html( exampleText );
|
|
lang = lang[1];
|
|
} else {
|
|
var langClassMatch = example.parent()[0].className.match(/lang\-(\S+)/);
|
|
lang = langClassMatch ? langClassMatch[1] : "javascript";
|
|
}
|
|
|
|
if ( lang ) {
|
|
|
|
$this
|
|
.addClass( "sunlight-highlight-" + lang )
|
|
.addClass( "linenums" )
|
|
.html( example.html() );
|
|
|
|
}
|
|
} );
|
|
|
|
Sunlight.highlightAll( {
|
|
lineNumbers : true,
|
|
showMenu : true,
|
|
enableDoclinks : true
|
|
} );
|
|
|
|
$.catchAnchorLinks( {
|
|
navbarOffset: 10
|
|
} );
|
|
$( "#toc" ).toc( {
|
|
anchorName : function ( i, heading, prefix ) {
|
|
return $( heading ).attr( "id" ) || ( prefix + i );
|
|
},
|
|
selectors : "#toc-content h1,#toc-content h2,#toc-content h3,#toc-content h4",
|
|
showAndHide : false,
|
|
smoothScrolling: true
|
|
} );
|
|
|
|
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
|
|
$( '.dropdown-toggle' ).dropdown();
|
|
|
|
$( "table" ).each( function () {
|
|
var $this = $( this );
|
|
$this.addClass('table');
|
|
} );
|
|
|
|
} );
|
|
</script>
|
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|
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|
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|
<script type="text/javascript">
|
|
$(document).ready(function() {
|
|
SearcherDisplay.init();
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|
});
|
|
</script>
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|
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|
|
</body>
|
|
</html>
|