# node-poweredup Source: lpf2hub.js

# Source: lpf2hub.js

    "use strict";
    var __importStar = (this && this.__importStar) || function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
        result["default"] = mod;
        return result;
    };
    Object.defineProperty(exports, "__esModule", { value: true });
    const hub_1 = require("./hub");
    const port_1 = require("./port");
    const Consts = __importStar(require("./consts"));
    const utils_1 = require("./utils");
    const Debug = require("debug");
    const debug = Debug("lpf2hub");
    const modeInfoDebug = Debug("lpf2hubmodeinfo");
    /**
     * @class LPF2Hub
     * @extends Hub
     */
    class LPF2Hub extends hub_1.Hub {
        constructor() {
            super(...arguments);
            this._ledPort = 0x32;
            this._voltageMaxV = 9.6;
            this._voltageMaxRaw = 3893;
            this._currentMaxMA = 2444;
            this._currentMaxRaw = 4095;
            this._lastTiltX = 0;
            this._lastTiltY = 0;
            this._lastTiltZ = 0;
            this._messageBuffer = Buffer.alloc(0);
        }
        static decodeVersion(v) {
            const t = v.toString(16).padStart(8, "0");
            return [t[0], t[1], t.substring(2, 4), t.substring(4)].join(".");
        }
        static decodeMACAddress(v) {
            return Array.from(v).map((n) => utils_1.toHex(n, 2)).join(":");
        }
        connect() {
            return new Promise(async (resolve, reject) => {
                await super.connect();
                await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.LPF2_HUB);
                this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.LPF2_ALL, this._parseMessage.bind(this));
                if (this._voltagePort !== undefined) {
                    this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x41, this._voltagePort, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01])); // Activate voltage reports
                }
                if (this._currentPort !== undefined) {
                    this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x41, this._currentPort, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01])); // Activate current reports
                }
                if (this.type === Consts.HubType.DUPLO_TRAIN_HUB) {
                    this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x41, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01]));
                }
                await this.sleep(100);
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x01, 0x02, 0x02])); // Activate button reports
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x01, 0x03, 0x05])); // Request firmware version
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x01, 0x04, 0x05])); // Request hardware version
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x01, 0x05, 0x02])); // Activate RSSI updates
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x01, 0x06, 0x02])); // Activate battery level reports
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x01, 0x0d, 0x05])); // Request primary MAC address
                this.emit("connect");
                resolve();
            });
        }
        /**
         * Shutdown the Hub.
         * @method LPF2Hub#shutdown
         * @returns {Promise} Resolved upon successful disconnect.
         */
        shutdown() {
            return new Promise((resolve, reject) => {
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x02, 0x01]), () => {
                    return resolve();
                });
            });
        }
        /**
         * Set the name of the Hub.
         * @method LPF2Hub#setName
         * @param {string} name New name of the hub (14 characters or less, ASCII only).
         * @returns {Promise} Resolved upon successful issuance of command.
         */
        setName(name) {
            if (name.length > 14) {
                throw new Error("Name must be 14 characters or less");
            }
            return new Promise((resolve, reject) => {
                let data = Buffer.from([0x01, 0x01, 0x01]);
                data = Buffer.concat([data, Buffer.from(name, "ascii")]);
                // Send this twice, as sometimes the first time doesn't take
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, data);
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, data);
                this._name = name;
                return resolve();
            });
        }
        /**
         * Set the color of the LED on the Hub via a color value.
         * @method LPF2Hub#setLEDColor
         * @param {Color} color
         * @returns {Promise} Resolved upon successful issuance of command.
         */
        setLEDColor(color) {
            return new Promise((resolve, reject) => {
                let data = Buffer.from([0x41, this._ledPort, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00]);
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, data);
                if (typeof color === "boolean") {
                    color = 0;
                }
                data = Buffer.from([0x81, this._ledPort, 0x11, 0x51, 0x00, color]);
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, data);
                return resolve();
            });
        }
        /**
         * Set the color of the LED on the Hub via RGB values.
         * @method LPF2Hub#setLEDRGB
         * @param {number} red
         * @param {number} green
         * @param {number} blue
         * @returns {Promise} Resolved upon successful issuance of command.
         */
        setLEDRGB(red, green, blue) {
            return new Promise((resolve, reject) => {
                let data = Buffer.from([0x41, this._ledPort, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00]);
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, data);
                data = Buffer.from([0x81, this._ledPort, 0x11, 0x51, 0x01, red, green, blue]);
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, data);
                return resolve();
            });
        }
        sendRaw(message) {
            return new Promise((resolve, reject) => {
                this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, message, () => {
                    return resolve();
                });
            });
        }
        _activatePortDevice(port, type, mode, format, callback) {
            this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x41, port, mode, 0x01, 0x00, 0x00, 0x00, 0x01]), callback);
        }
        _deactivatePortDevice(port, type, mode, format, callback) {
            this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x41, port, mode, 0x01, 0x00, 0x00, 0x00, 0x00]), callback);
        }
        _writeMessage(uuid, message, callback) {
            message = Buffer.concat([Buffer.alloc(2), message]);
            message[0] = message.length;
            debug("Sent Message (LPF2_ALL)", message);
            this._bleDevice.writeToCharacteristic(uuid, message, callback);
        }
        _combinePorts(port, type) {
            if (!this._ports[port]) {
                return;
            }
            const portObj = this._portLookup(port);
            if (portObj) {
                Object.keys(this._ports).forEach((id) => {
                    if (this._ports[id].type === type && this._ports[id].value !== portObj.value && !this._virtualPorts[`${portObj.value < this._ports[id].value ? portObj.id : this._ports[id].id}${portObj.value > this._ports[id].value ? portObj.id : this._ports[id].id}`]) {
                        debug("Combining ports", portObj.value < this._ports[id].value ? portObj.id : id, portObj.value > this._ports[id].value ? portObj.id : id);
                        this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x61, 0x01, portObj.value < this._ports[id].value ? portObj.value : this._ports[id].value, portObj.value > this._ports[id].value ? portObj.value : this._ports[id].value]));
                    }
                });
            }
        }
        _checkFirmware(version) {
            return;
        }
        _parseMessage(data) {
            if (data) {
                this._messageBuffer = Buffer.concat([this._messageBuffer, data]);
            }
            if (this._messageBuffer.length <= 0) {
                return;
            }
            const len = this._messageBuffer[0];
            if (len >= this._messageBuffer.length) {
                const message = this._messageBuffer.slice(0, len);
                this._messageBuffer = this._messageBuffer.slice(len);
                debug("Received Message (LPF2_ALL)", message);
                switch (message[2]) {
                    case 0x01: {
                        this._parseDeviceInfo(message);
                        break;
                    }
                    case 0x04: {
                        this._parsePortMessage(message);
                        break;
                    }
                    case 0x43: {
                        this._parsePortInformationResponse(message);
                        break;
                    }
                    case 0x44: {
                        this._parseModeInformationResponse(message);
                        break;
                    }
                    case 0x45: {
                        this._parseSensorMessage(message);
                        break;
                    }
                    case 0x82: {
                        this._parsePortAction(message);
                        break;
                    }
                }
                if (this._messageBuffer.length > 0) {
                    this._parseMessage();
                }
            }
        }
        _parseDeviceInfo(data) {
            // Button press reports
            if (data[3] === 0x02) {
                if (data[5] === 1) {
                    /**
                     * Emits when a button is pressed.
                     * @event LPF2Hub#button
                     * @param {string} button
                     * @param {ButtonState} state
                     */
                    this.emit("button", "GREEN", Consts.ButtonState.PRESSED);
                    return;
                }
                else if (data[5] === 0) {
                    this.emit("button", "GREEN", Consts.ButtonState.RELEASED);
                    return;
                }
                // Firmware version
            }
            else if (data[3] === 0x03) {
                this._firmwareVersion = LPF2Hub.decodeVersion(data.readInt32LE(5));
                this._checkFirmware(this._firmwareVersion);
                // Hardware version
            }
            else if (data[3] === 0x04) {
                this._hardwareVersion = LPF2Hub.decodeVersion(data.readInt32LE(5));
                // RSSI update
            }
            else if (data[3] === 0x05) {
                const rssi = data.readInt8(5);
                if (rssi !== 0) {
                    this._rssi = rssi;
                    this.emit("rssiChange", this._rssi);
                }
                // primary MAC Address
            }
            else if (data[3] === 0x0d) {
                this._primaryMACAddress = LPF2Hub.decodeMACAddress(data.slice(5));
                // Battery level reports
            }
            else if (data[3] === 0x06) {
                this._batteryLevel = data[5];
            }
        }
        _parsePortMessage(data) {
            let port = this._getPortForPortNumber(data[3]);
            const type = data[4] ? data.readUInt16LE(5) : 0;
            if (data[4] === 0x01 && modeInfoDebug.enabled) {
                const typeName = Consts.DeviceTypeNames[data[5]] || "unknown";
                modeInfoDebug(`Port ${utils_1.toHex(data[3])}, type ${utils_1.toHex(type, 4)} (${typeName})`);
                const hwVersion = LPF2Hub.decodeVersion(data.readInt32LE(7));
                const swVersion = LPF2Hub.decodeVersion(data.readInt32LE(11));
                modeInfoDebug(`Port ${utils_1.toHex(data[3])}, hardware version ${hwVersion}, software version ${swVersion}`);
                this._sendPortInformationRequest(data[3]);
            }
            if (!port) {
                if (data[4] === 0x02) {
                    const portA = this._getPortForPortNumber(data[7]);
                    const portB = this._getPortForPortNumber(data[8]);
                    if (portA && portB) {
                        this._virtualPorts[`${portA.id}${portB.id}`] = new port_1.Port(`${portA.id}${portB.id}`, data[3]);
                        port = this._getPortForPortNumber(data[3]);
                        if (port) {
                            port.connected = true;
                            this._registerDeviceAttachment(port, type);
                        }
                        else {
                            return;
                        }
                    }
                    else {
                        return;
                    }
                }
                else {
                    return;
                }
            }
            else {
                port.connected = (data[4] === 0x01 || data[4] === 0x02) ? true : false;
                this._registerDeviceAttachment(port, type);
            }
        }
        _sendPortInformationRequest(port) {
            this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x21, port, 0x01]));
            this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x21, port, 0x02])); // Mode combinations
        }
        _parsePortInformationResponse(data) {
            const port = data[3];
            if (data[4] === 2) {
                const modeCombinationMasks = [];
                for (let i = 5; i < data.length; i += 2) {
                    modeCombinationMasks.push(data.readUInt16LE(i));
                }
                modeInfoDebug(`Port ${utils_1.toHex(port)}, mode combinations [${modeCombinationMasks.map((c) => utils_1.toBin(c, 0)).join(", ")}]`);
                return;
            }
            const count = data[6];
            const input = utils_1.toBin(data.readUInt16LE(7), count);
            const output = utils_1.toBin(data.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++) {
                this._sendModeInformationRequest(port, i, 0x00); // Mode Name
                this._sendModeInformationRequest(port, i, 0x01); // RAW Range
                this._sendModeInformationRequest(port, i, 0x02); // PCT Range
                this._sendModeInformationRequest(port, i, 0x03); // SI Range
                this._sendModeInformationRequest(port, i, 0x04); // SI Symbol
                this._sendModeInformationRequest(port, i, 0x80); // Value Format
            }
        }
        _sendModeInformationRequest(port, mode, type) {
            this._writeMessage(Consts.BLECharacteristic.LPF2_ALL, Buffer.from([0x22, port, mode, type]));
        }
        _parseModeInformationResponse(data) {
            const port = utils_1.toHex(data[3]);
            const mode = data[4];
            const type = data[5];
            switch (type) {
                case 0x00: // Mode Name
                    modeInfoDebug(`Port ${port}, mode ${mode}, name ${data.slice(6, data.length).toString()}`);
                    break;
                case 0x01: // RAW Range
                    modeInfoDebug(`Port ${port}, mode ${mode}, RAW min ${data.readFloatLE(6)}, max ${data.readFloatLE(10)}`);
                    break;
                case 0x02: // PCT Range
                    modeInfoDebug(`Port ${port}, mode ${mode}, PCT min ${data.readFloatLE(6)}, max ${data.readFloatLE(10)}`);
                    break;
                case 0x03: // SI Range
                    modeInfoDebug(`Port ${port}, mode ${mode}, SI min ${data.readFloatLE(6)}, max ${data.readFloatLE(10)}`);
                    break;
                case 0x04: // SI Symbol
                    modeInfoDebug(`Port ${port}, mode ${mode}, SI symbol ${data.slice(6, data.length).toString()}`);
                    break;
                case 0x80: // Value Format
                    const numValues = data[6];
                    const dataType = ["8bit", "16bit", "32bit", "float"][data[7]];
                    const totalFigures = data[8];
                    const decimals = data[9];
                    modeInfoDebug(`Port ${port}, mode ${mode}, Value ${numValues} x ${dataType}, Decimal format ${totalFigures}.${decimals}`);
            }
        }
        _parsePortAction(data) {
            const port = this._getPortForPortNumber(data[3]);
            if (!port) {
                return;
            }
            if (data[4] === 0x0a) {
                port.busy = false;
                if (port.finished) {
                    port.finished();
                    port.finished = null;
                }
            }
        }
        _parseSensorMessage(data) {
            if (data[3] === this._voltagePort) {
                const voltageRaw = data.readUInt16LE(4);
                this._voltage = voltageRaw * this._voltageMaxV / this._voltageMaxRaw;
                return;
            }
            else if (data[3] === this._currentPort) {
                const currentRaw = data.readUInt16LE(4);
                this._current = this._currentMaxMA * currentRaw / this._currentMaxRaw;
                return;
            }
            if ((data[3] === 0x3d && this.type === Consts.HubType.CONTROL_PLUS_HUB)) { // Control+ CPU Temperature
                /**
                 * Emits when a change is detected on a temperature sensor. Measured in degrees centigrade.
                 * @event LPF2Hub#temp
                 * @param {string} port For Control+ Hubs, port will be "CPU" as the sensor reports CPU temperature.
                 * @param {number} temp
                 */
                this.emit("temp", "CPU", ((data.readInt16LE(4) / 900) * 90).toFixed(2));
                return;
            }
            const port = this._getPortForPortNumber(data[3]);
            if (!port) {
                return;
            }
            if (port && port.connected) {
                switch (port.type) {
                    case Consts.DeviceType.WEDO2_DISTANCE: {
                        let distance = data[4];
                        if (data[5] === 1) {
                            distance = data[4] + 255;
                        }
                        /**
                         * Emits when a distance sensor is activated.
                         * @event LPF2Hub#distance
                         * @param {string} port
                         * @param {number} distance Distance, in millimeters.
                         */
                        this.emit("distance", port.id, distance * 10);
                        break;
                    }
                    case Consts.DeviceType.BOOST_DISTANCE: {
                        /**
                         * Emits when a color sensor is activated.
                         * @event LPF2Hub#color
                         * @param {string} port
                         * @param {Color} color
                         */
                        if (data[4] <= 10) {
                            this.emit("color", port.id, data[4]);
                        }
                        let distance = data[5];
                        const partial = data[7];
                        if (partial > 0) {
                            distance += 1.0 / partial;
                        }
                        distance = Math.floor(distance * 25.4) - 20;
                        this.emit("distance", port.id, distance);
                        /**
                         * A combined color and distance event, emits when the sensor is activated.
                         * @event LPF2Hub#colorAndDistance
                         * @param {string} port
                         * @param {Color} color
                         * @param {number} distance Distance, in millimeters.
                         */
                        if (data[4] <= 10) {
                            this.emit("colorAndDistance", port.id, data[4], distance);
                        }
                        break;
                    }
                    case Consts.DeviceType.WEDO2_TILT: {
                        const tiltX = data.readInt8(4);
                        const tiltY = data.readInt8(5);
                        this._lastTiltX = tiltX;
                        this._lastTiltY = tiltY;
                        /**
                         * Emits when a tilt sensor is activated.
                         * @event LPF2Hub#tilt
                         * @param {string} port If the event is fired from the Move Hub or Control+ Hub's in-built tilt sensor, the special port "TILT" is used.
                         * @param {number} x
                         * @param {number} y
                         * @param {number} z (Only available when using a Control+ Hub)
                         */
                        this.emit("tilt", port.id, this._lastTiltX, this._lastTiltY, this._lastTiltZ);
                        break;
                    }
                    case Consts.DeviceType.BOOST_TACHO_MOTOR: {
                        const rotation = data.readInt32LE(4);
                        /**
                         * Emits when a rotation sensor is activated.
                         * @event LPF2Hub#rotate
                         * @param {string} port
                         * @param {number} rotation
                         */
                        this.emit("rotate", port.id, rotation);
                        break;
                    }
                    case Consts.DeviceType.BOOST_MOVE_HUB_MOTOR: {
                        const rotation = data.readInt32LE(4);
                        this.emit("rotate", port.id, rotation);
                        break;
                    }
                    case Consts.DeviceType.CONTROL_PLUS_LARGE_MOTOR: {
                        const rotation = data.readInt32LE(4);
                        this.emit("rotate", port.id, rotation);
                        break;
                    }
                    case Consts.DeviceType.CONTROL_PLUS_XLARGE_MOTOR: {
                        const rotation = data.readInt32LE(4);
                        this.emit("rotate", port.id, rotation);
                        break;
                    }
                    case Consts.DeviceType.CONTROL_PLUS_TILT: {
                        const tiltZ = data.readInt16LE(4);
                        const tiltY = data.readInt16LE(6);
                        const tiltX = data.readInt16LE(8);
                        this._lastTiltX = tiltX;
                        this._lastTiltY = tiltY;
                        this._lastTiltZ = tiltZ;
                        this.emit("tilt", "TILT", this._lastTiltX, this._lastTiltY, this._lastTiltZ);
                        break;
                    }
                    case Consts.DeviceType.CONTROL_PLUS_GYRO: {
                        const gyroX = Math.round(data.readInt16LE(4) * 7 / 400);
                        const gyroY = Math.round(data.readInt16LE(6) * 7 / 400);
                        const gyroZ = Math.round(data.readInt16LE(8) * 7 / 400);
                        /**
                         * Emits when gyroscope detects movement. Measured in DPS - degrees per second.
                         * @event LPF2Hub#gyro
                         * @param {string} port
                         * @param {number} x
                         * @param {number} y
                         * @param {number} z
                         */
                        this.emit("gyro", "GYRO", gyroX, gyroY, gyroZ);
                        break;
                    }
                    case Consts.DeviceType.CONTROL_PLUS_ACCELEROMETER: {
                        const accelX = Math.round(data.readInt16LE(4) / 4.096);
                        const accelY = Math.round(data.readInt16LE(6) / 4.096);
                        const accelZ = Math.round(data.readInt16LE(8) / 4.096);
                        /**
                         * Emits when accelerometer detects movement. Measured in mG.
                         * @event LPF2Hub#accel
                         * @param {string} port
                         * @param {number} x
                         * @param {number} y
                         * @param {number} z
                         */
                        this.emit("accel", "ACCEL", accelX, accelY, accelZ);
                        break;
                    }
                    case Consts.DeviceType.BOOST_TILT: {
                        const tiltX = data.readInt8(4);
                        const tiltY = data.readInt8(5);
                        this._lastTiltX = tiltX;
                        this._lastTiltY = tiltY;
                        this.emit("tilt", port.id, this._lastTiltX, this._lastTiltY, this._lastTiltZ);
                        break;
                    }
                    case Consts.DeviceType.POWERED_UP_REMOTE_BUTTON: {
                        switch (data[4]) {
                            case 0x01: {
                                this.emit("button", port.id, Consts.ButtonState.UP);
                                break;
                            }
                            case 0xff: {
                                this.emit("button", port.id, Consts.ButtonState.DOWN);
                                break;
                            }
                            case 0x7f: {
                                this.emit("button", port.id, Consts.ButtonState.STOP);
                                break;
                            }
                            case 0x00: {
                                this.emit("button", port.id, Consts.ButtonState.RELEASED);
                                break;
                            }
                        }
                        break;
                    }
                    case Consts.DeviceType.DUPLO_TRAIN_BASE_COLOR: {
                        if (data[4] <= 10) {
                            this.emit("color", port.id, data[4]);
                        }
                        break;
                    }
                    case Consts.DeviceType.DUPLO_TRAIN_BASE_SPEEDOMETER: {
                        /**
                         * Emits on a speed change.
                         * @event LPF2Hub#speed
                         * @param {string} port
                         * @param {number} speed
                         */
                        const speed = data.readInt16LE(4);
                        this.emit("speed", port.id, speed);
                        break;
                    }
                }
            }
        }
    }
    exports.LPF2Hub = LPF2Hub;
    //# sourceMappingURL=lpf2hub.js.map

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