update from server

.env

@@ -1,43 +1,21 @@
-# APP CONFIG
 PORT=6014
 PORT_EXPRESS=3400
 PORT_UDP=20203
-# NODE_ENV=development
 NODE_ENV=production
 API_VERSION=1
 PATH_URL=/tracking
 TZ=Asia/Jakarta
 
-# DATABASE CONFIG
-# CONNECTIONLIMIT=10
-# # DBHOST=149.129.214.64
-# DBHOST=8.215.31.239
-# DBUSER=root
-# DBPASSWORD=vYR/+QHD4lJ8y/v2
-# DATABASE=db_trucking
-# ACQRTIMEOUT=10000
-
-# DATABASE CONFIG BONCENG(mariadb)
-# CONNECTIONLIMIT=10
-# DBHOST=147.139.133.230
-# DBUSER=boncengdball
-# DBPASSWORD=rtzL8NI4TchNNwu7
-# DATABASE=db_trucking
-# ACQRTIMEOUT=10000
-
-# DATABASE CONFIG BONCENG(mariadb 10.7)
 CONNECTIONLIMIT=10
-DBHOST=127.0.0.1
+DBHOST=172.16.140.45
-DBUSER=root
+DBPORT=3306
-DBPASSWORD=root
+DBUSER=remote
-DATABASE=db_fleet
+DBPASSWORD=L8q@Rz!1Yk#mWu3B
+DATABASE=gps_tracker_db
 ACQRTIMEOUT=10000
 
-# REDIS CONFIG
+#REDIS_HOST=redis
-# if using local system
+REDIS_HOST=localhost
-# REDIS_HOST=localhost
-# if using docker
-REDIS_HOST=redis
 REDIS_PORT=6379
 REDIS_SCHEDULER_REVERSE_GEO=scheduleReverseGeocode
 REDIS_QUEUE_BLAST_ORDER=queueBlastOrder
@@ -47,22 +25,15 @@ REDIS_SCHEDULER_DRV_UP_LOC_IDLE=scheduleDrvUpLocIdle
 REDIS_SCHEDULER_DRV_BLAST_NOTIF=schedulerDrvBlastNotif
 REDIS_SCHEDULER_GPS_TRACKER_WAKEUP=schedulerGpsTrackerWakeUp
 
-# SMTP MAILTRAP RAFIF
 SMTP_HOST=smtp.mailtrap.io
 SMTP_PORT=2525
 SMTP_USER=e9aace0ebb3398
 SMTP_PASW=c8f9ccee5122d6
 SMTP_FROM=rafifrest@gmail.com
 
-# SMTP BONCENG NO REPLY
+PROXY_URL=172.16.128.214
-# SMTP_HOST=bagaspati.iixcp.rumahweb.com
+PROXY_PORT=8080
-# SMTP_PORT=465
-# SMTP_USER=non-reply@bonceng-indonesia.com
-# SMTP_PASW=eGgKSpJAuv1p
-# SMTP_FROM=non-reply@bonceng-indonesia.com
 
-# SCHEDULER BULLMQ CONFIG (CUSTOM)
-# sekali jalan maximal looping
 SCHEDULE_REVERSE_GEO_MAX_LOOP=10
 SCHEDULE_REVERSE_GEO_TIME=*/2 * * * *
 SCHEDULE_DRV_UP_LOC_MAX_LOOP=1

.gitignore

@@ -1,6 +1,6 @@
 node_modules/
 logs/
-# .env
+.env
 # .env.*
 .vscode
 .DS_Store

app.js

@@ -1,5 +1,6 @@
 require('dotenv').config({ path: '.env' });
 require('events').EventEmitter.prototype._maxListeners = 30;
+const morgan = require('morgan');
 // start for gps-tracking
 const net = require('net');
 const dgram = require('dgram');
@@ -16,7 +17,7 @@ const nanoid = require('nanoid').nanoid;
 
 // start for normal http request
 const express = require('express');
-const LibBullAdapter = require('./library/LibBullAdapter');
+// const LibBullAdapter = require('./library/LibBullAdapter');
 const routes = require('./routes/routes');
 // const routes = require('./routes/routes_without_scheduler');
 const app = express();
@@ -465,6 +466,7 @@ net.createServer({
 // end for gps-tracking TCP ONLY
 
 // start for normal http request
+app.use(morgan('combined'));
 app.use(express.json({ limit: '10mb' })); // parsing application/json
 app.use(express.urlencoded({ extended: true, limit: '10mb' })); // parsing application/x-www-form-urlencoded
 app.use(async function (req, res, next) {
@@ -474,7 +476,7 @@ app.use(async function (req, res, next) {
   res.header('Access-Control-Allow-Headers', 'Accept, Authorization, Content-Type, X-Requested-With, Range, x-api-key, x-forwarded-for');
   next();
 });
-app.use(process.env.PATH_URL + '/bull/monitor', LibBullAdapter.getRouter());
+// app.use(process.env.PATH_URL + '/bull/monitor', LibBullAdapter.getRouter());
 routes.use(app);
 app.listen(process.env.PORT_EXPRESS, () => {
   console.log('Express server running at port ' + process.env.PORT_EXPRESS);

config/dbMysqlConn.js

@@ -3,6 +3,7 @@ const mysql = require('mysql');
 const pool = mysql.createPool({
   connectionLimit: process.env.CONNECTIONLIMIT,
   host: process.env.DBHOST,
+  port: process.env.DBPORT,
   user: process.env.DBUSER,
   password: process.env.DBPASSWORD,
   database: process.env.DATABASE,

controllers/ListenController.js

@@ -0,0 +1,421 @@
+const moment = require("moment");
+const Validator = require("validatorjs");
+const Helper = require("../library/LibHelper");
+const response = require("../config/response");
+const LibMail = require("../library/LibMail");
+const LibDevice = require("../library/LibDevice");
+const DanaModels = require("../models/DanaModels");
+const GpsTracksModels = require("../models/GpsTracksModels");
+const { nanoid } = require("nanoid");
+const VhcModels = require("../models/VhcModels");
+const ZoneModels = require("../models/ZoneModels");
+const LibHelper = require("../library/LibHelper");
+
+// const LibQueueBlastOrder = require('../library/LibQueueBlastOrder');
+Validator.useLang("en");
+
+const devices = [];
+
+async function commitMessage(now, logDevice) {
+	try {
+		// don't log
+		if (!logDevice.original_hex) {
+			return false;
+		}
+		// in the future don't log to db if device_id not found in vhc
+		const vhc = await VhcModels.getVhcByDeviceId(logDevice.device_id);
+		const lastTrack = await GpsTracksModels.get2LastLocByDeviceId(logDevice.device_id);
+		if (["heartbeat", "alarm"].includes(logDevice.action)) {
+			// set engine stts moving,idling,stopped
+			if (logDevice.ignition == GpsTracksModels.STTS_IGNITION_HIGH) {
+				if (logDevice.speed) {
+					logDevice.stts_engine = GpsTracksModels.STTS_EN_MOVING;
+				} else {
+					if (lastTrack.length > 0) {
+						const checkLastHeartbeat = await GpsTracksModels.getLastHeartbeatToDeterminIdling(logDevice.device_id, lastTrack[0].crt, now);
+						if (checkLastHeartbeat.length >= 3) {
+							logDevice.stts_engine = GpsTracksModels.STTS_EN_IDLING;
+						} else {
+							logDevice.stts_engine = lastTrack[0].stts_engine;
+						}
+					}
+				}
+			} else {
+				logDevice.stts_engine = GpsTracksModels.STTS_EN_STOPING;
+			}
+		}
+		// get last ignition, stts_engine, stts_alarm, stts_charge, stts_acc, stts_volt, stts_switch
+		if (["location"].includes(logDevice.action)) {
+			console.log("logDevice:", logDevice);
+			// get last ignition
+			const lastHeartbeatOrAlarm = await GpsTracksModels.get2LastHeartbeatOrAlarm(logDevice.device_id);
+			if (lastHeartbeatOrAlarm.length > 0) {
+				logDevice.ignition = lastHeartbeatOrAlarm[0].ignition;
+				logDevice.stts_gps = lastHeartbeatOrAlarm[0].stts_gps;
+				logDevice.stts_gsm = lastHeartbeatOrAlarm[0].stts_gsm;
+			} else {
+				logDevice.ignition = lastHeartbeatOrAlarm[0].ignition;
+				logDevice.stts_gps = lastHeartbeatOrAlarm[0].stts_gps;
+				logDevice.stts_gsm = lastHeartbeatOrAlarm[0].stts_gsm;
+			}
+			// set engine stts moving,idling,stopped
+			if (logDevice.ignition == GpsTracksModels.STTS_IGNITION_HIGH) {
+				if (logDevice.speed) {
+					logDevice.stts_engine = GpsTracksModels.STTS_EN_MOVING;
+				} else {
+					if (lastTrack.length > 0) {
+						const checkLastHeartbeat = await GpsTracksModels.getLastHeartbeatToDeterminIdling(logDevice.device_id, lastTrack[0].crt, now);
+						if (checkLastHeartbeat.length >= 3) {
+							logDevice.stts_engine = GpsTracksModels.STTS_EN_IDLING;
+						} else {
+							logDevice.stts_engine = lastTrack[0].stts_engine;
+						}
+					}
+				}
+				// get stts_alarm, stts_charge, stts_acc, stts_volt, stts_switch
+			} else {
+				logDevice.stts_engine = GpsTracksModels.STTS_EN_STOPING;
+			}
+			logDevice.stts_oil_electricity = lastHeartbeatOrAlarm[0].stts_oil_electricity;
+			logDevice.stts_alarm = lastHeartbeatOrAlarm[0].stts_alarm;
+			logDevice.stts_charge = lastHeartbeatOrAlarm[0].stts_charge;
+			logDevice.stts_acc = lastHeartbeatOrAlarm[0].stts_acc;
+			logDevice.stts_volt = lastHeartbeatOrAlarm[0].stts_volt;
+			logDevice.stts_switch = lastHeartbeatOrAlarm[0].stts_switch;
+		}
+
+		// sekarang heartbeat diinject data lokasi juga dari lokasi terakhir
+		if (["heartbeat"].includes(logDevice.action)) {
+			if (lastTrack.length > 0) {
+				logDevice.latitude = lastTrack[0].latitude;
+				logDevice.longitude = lastTrack[0].longitude;
+				logDevice.speed = lastTrack[0].speed;
+				logDevice.orientation = lastTrack[0].orientation;
+				if (logDevice.latitude) {
+					logDevice.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_NOT;
+				}
+
+				logDevice.length_gps = lastTrack[0].length_gps;
+				logDevice.pos_stlt_gps = lastTrack[0].pos_stlt_gps;
+				logDevice.pos_type_gps = lastTrack[0].pos_type_gps;
+				logDevice.is_pos_gps = lastTrack[0].is_pos_gps;
+
+				// jika gapengen dimunculin di last movement
+				// logDevice.crt = lastTrack[0].crt;
+				// logDevice.crt_format = lastTrack[0].crt_format;
+				// logDevice.crt_d = lastTrack[0].crt_d;
+				// logDevice.crt_d_format = lastTrack[0].crt_d_format;
+				// jika pengen di munculin di last movement
+				logDevice.crt = now;
+				logDevice.crt_format = moment.unix(now).format("YYYY-MM-DD HH:mm:ss");
+				logDevice.crt_d = now;
+				logDevice.crt_d_format = moment.unix(now).format("YYYY-MM-DD HH:mm:ss");
+			}
+		}
+
+		// count milleage
+		if (logDevice.latitude != null && logDevice.longitude != null && lastTrack.length > 0) {
+			const distance = LibHelper.haversineGreatCircleDistance(lastTrack[0].latitude, lastTrack[0].longitude, logDevice.latitude, logDevice.longitude, LibHelper.EARTH_RADIUS_KM);
+			const distance_km = LibHelper.kmToKm(distance, 100000000);
+			// console.log(`GPS TRACKER UP LOCATION => device_id:${logDevice.device_id} vhc_id:${(vhc[0]) ? vhc[0].vid : 0}, distance_km:${distance_km}`);
+			// validasi jika lebih dari 3km, ga disimpan
+			if (distance_km >= 3) {
+				GpsTracksModels.bundleCreate2(logDevice, logDevice); // jika tidak disimpan malah jadi bug, jadi akan update lokasi terus dengan kalkulasi jarak sebelumnya jadi makan lama makin lebar, mending disimpen terus milleagenya jadi 0 aja
+				return false;
+			}
+			logDevice.pre_milleage = distance_km;
+			logDevice.sum_milleage = (lastTrack[0].sum_milleage + logDevice.pre_milleage).toFixed(8);
+			if (vhc.length > 0) {
+				logDevice.vhc_id = vhc[0] ? vhc[0].vid : 0;
+				if (lastTrack[0].vhc_id == logDevice.vhc_id) {
+					logDevice.vhc_milleage = (lastTrack[0].vhc_milleage + logDevice.pre_milleage).toFixed(8);
+				} else {
+					logDevice.vhc_milleage = (vhc[0] ? vhc[0].sum_milleage : 0 + logDevice.pre_milleage).toFixed(8);
+				}
+				VhcModels.update(vhc[0] ? vhc[0].vid : 0, { sum_milleage: logDevice.vhc_milleage });
+			}
+		}
+
+		// truck zoning spawn
+		if (logDevice.latitude != null && logDevice.longitude != null) {
+			// && vhc.length > 0
+			// log tracking
+			const currTrack = await GpsTracksModels.bundleCreate2(logDevice, logDevice);
+			// console.log('GT06 HAS LOCATION AND CHECK ZONE');
+			const inCircle = await ZoneModels.getInCircle(logDevice.latitude, logDevice.longitude);
+			const inShape = await ZoneModels.getInShape(logDevice.latitude, logDevice.longitude);
+			const insideSpawnZone = [];
+			for (let zone of inCircle) {
+				insideSpawnZone.push(zone);
+			}
+			for (let zone of inShape) {
+				insideSpawnZone.push(zone);
+			}
+
+			/**
+			 * get lastSpawn desc index 0, where leave_at = 0
+			 * kalo gaada create, dengan isi field enter_at aja, kalo ada didalam zona
+			 * kalo ada update, dengan isi field leave_at aja, kalo udah diluar zona
+			 */
+			const lastSpawn = await GpsTracksModels.listSpawnZone({
+				source: GpsTracksModels.SOURCE_GPS_TRACKER,
+				device_id: logDevice.device_id,
+				vhc_id: vhc[0] ? vhc[0].vid : 0,
+				leave_at_d: 0,
+				order_by: "ORDER BY id DESC",
+				limit: 1,
+			});
+
+			if (lastSpawn.length > 0) {
+				let is_leave_zone = 1;
+				for (const insideZone of insideSpawnZone) {
+					if (insideZone.zid === lastSpawn[0].zone_id) is_leave_zone = 0;
+				}
+				if (is_leave_zone === 1 && lastSpawn[0].device_id == logDevice.device_id) {
+					GpsTracksModels.updt2SpawnZone(
+						{
+							leave_lat: logDevice.latitude,
+							leave_lng: logDevice.longitude,
+							leave_at_d: logDevice.crt_d || now,
+							leave_at_d_format: moment.unix(logDevice.crt_d || now).format("YYYY-MM-DD HH:mm:ss"),
+							leave_at_s: now,
+							leave_at_s_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+							updt: now,
+							updt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+						},
+						lastSpawn[0].id
+					);
+				}
+			} else {
+				for (let zone of insideSpawnZone) {
+					let mailData = {
+						pic_name: zone.pic_name,
+						pic_mail: zone.pic_mail,
+						z_name: zone.name,
+						z_type_name: zone.type_name,
+						z_workflow_name: zone.workflow_type_name,
+						shiptocode: zone.shiptocode,
+						z_fulladdress: zone.fulladdress,
+						v_nopol: (vhc[0] ? vhc[0].nopol1 : 0 || "") + (vhc[0] ? vhc[0].nopol2 : 0 || "") + (vhc[0] ? vhc[0].nopol3 : 0 || ""),
+						da_name: vhc[0] ? vhc[0].da_name : 0 || "",
+						da_phone: "+" + (vhc[0] ? vhc[0].da_phone_code : 0 || "") + (vhc[0] ? vhc[0].da_phone : 0 || ""),
+					};
+					// LibMail.sendVhcSpawnZoneMail(`${(vhc[0]) ? vhc[0].nopol1 : 0 || ''}${(vhc[0]) ? vhc[0].nopol2 : 0 || ''}${(vhc[0]) ? vhc[0].nopol3 : 0 || ''} entering zone ${mailData.z_name}`, mailData.pic_mail, mailData);
+
+					if (logDevice.device_id === "0865784052395871") console.log(1234567890);
+					GpsTracksModels.create2SpawnZone({
+						device_id: logDevice.device_id,
+						master_id: Number(currTrack.result.insertId),
+						enter_lat: logDevice.latitude,
+						enter_lng: logDevice.longitude,
+						enter_at_d: logDevice.crt_d || now,
+						enter_at_d_format: moment.unix(logDevice.crt_d || now).format("YYYY-MM-DD HH:mm:ss"),
+						enter_at_s: now,
+						enter_at_s_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+						zone_id: zone.zid,
+						zone_name: zone.name,
+						vhc_id: vhc[0] ? vhc[0].vid : 0,
+						source: GpsTracksModels.SOURCE_GPS_TRACKER,
+						crt: now,
+						crt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+					});
+					if (logDevice.device_id === "0865784052395871") console.log("DISINI");
+				}
+			}
+		} else {
+			// log tracking
+			GpsTracksModels.bundleCreate2(logDevice, logDevice);
+		}
+	} catch (e) {
+		console.error(e);
+	}
+}
+
+class ListenController {
+	async gps(req, res) {
+		let apiRes = {};
+		try {
+			const c = { id: req.body._id };
+			let buffer_req = Buffer.from(req.body.data, "base64");
+			console.log("buffer_req", buffer_req);
+			const now = moment().unix();
+			const me = LibDevice.identifyProtocolFromBuffer(buffer_req);
+			// console.log('app ', buffer_req);
+
+			const logDevice = {
+				original_hex: me.ori_string,
+				protocol: me.protocol_name == "unknown" ? null : me.protocol_name,
+				action: null,
+				device_id: null,
+				latitude: null,
+				longitude: null,
+				speed: null,
+				orientation: 0,
+				ignition: 0,
+				stts_engine: 0,
+				stts_gps: 0,
+				length_gps: 0,
+				pos_stlt_gps: 0,
+				pos_type_gps: 0,
+				is_pos_gps: 0,
+				stts_gsm: 0,
+				stts_oil_electricity: 0,
+				stts_alarm: 0,
+				stts_charge: 0,
+				stts_acc: 0,
+				stts_volt: 0,
+				stts_switch: 0,
+				stts_reverse_geo: 0,
+				pre_milleage: 0,
+				source: GpsTracksModels.SOURCE_GPS_TRACKER,
+				vhc_id: 0,
+				drv_id: 0,
+				crt: now,
+				crt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+				crt_d: 0,
+				crt_d_format: null,
+				crt_s: now,
+				crt_s_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+			};
+
+			if (me.protocol_name == "gt06") {
+				// const act = LibDevice.gt06Action(me, device.device_id || null);
+				let dvc_id = devices[c.id];
+				const act = LibDevice.gt06Action(me, dvc_id || null);
+
+				if (act.action_type == "login") {
+					logDevice.action = act.action_type;
+					logDevice.device_id = act.device_id;
+
+					devices[c.id] = act.device_id;
+					// netConn[act.device_id] = c;
+					if (typeof act.buffer_resp != "undefined") {
+						// c.write(act.buffer_resp);
+					}
+				} else if (act.action_type == "location") {
+					logDevice.action = act.action_type;
+					logDevice.device_id = act.device_id;
+
+					logDevice.latitude = act.gps_data.latitude || null;
+					logDevice.longitude = act.gps_data.longitude || null;
+					logDevice.speed = act.gps_data.speed;
+					logDevice.orientation = act.gps_data.orientation;
+					if (logDevice.latitude) {
+						logDevice.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_NOT;
+					}
+
+					logDevice.length_gps = act.gps_data.quantity_pos_satellites_c;
+					logDevice.pos_stlt_gps = act.gps_data.quantity_pos_satellites_b;
+					logDevice.pos_type_gps = Number(act.gps_data.realtime_dif_gps) === 0 ? GpsTracksModels.STTS_POS_TYPE_GPS_RLTM : GpsTracksModels.STTS_POS_TYPE_GPS_DIFF;
+					logDevice.is_pos_gps = Number(act.gps_data.positioning_gps) ? GpsTracksModels.STTS_IS_POS_GPS_HAS : GpsTracksModels.STTS_IS_POS_GPS_NOT;
+
+					logDevice.crt = moment(act.gps_data.date).unix();
+					logDevice.crt_format = moment(act.gps_data.date).format("YYYY-MM-DD HH:mm:ss");
+					logDevice.crt_d = moment(act.gps_data.date).unix();
+					logDevice.crt_d_format = moment(act.gps_data.date).format("YYYY-MM-DD HH:mm:ss");
+				} else if (act.action_type == "heartbeat") {
+					logDevice.action = act.action_type;
+					logDevice.device_id = act.device_id;
+
+					logDevice.ignition = Number(act.stts_data.terminal_info.acc) ? GpsTracksModels.STTS_IGNITION_HIGH : GpsTracksModels.STTS_IGNITION_LOW;
+					logDevice.stts_gps = act.stts_data.terminal_info.gps_tracking ? GpsTracksModels.STTS_GPS_ON : GpsTracksModels.STTS_GPS_OFF; // 1=>on, 2=>off
+					logDevice.stts_gsm = Number(act.stts_data.gsm_signal_strength) + 1; // 1=>no signal, n>1=>get signal
+
+					logDevice.stts_oil_electricity = Number(act.stts_data.terminal_info.oil_electricity) === 0 ? GpsTracksModels.STTS_OIL_ELECTRIC_ON : GpsTracksModels.STTS_OIL_ELECTRIC_OFF; // 1=>on, 2=>off
+
+					let stts_alarm = Number(act.stts_data.terminal_info.stts);
+					if (stts_alarm == 0) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_NORMAL;
+					} else if (stts_alarm == 1) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_SHOCK;
+					} else if (stts_alarm == 2) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_POWER_CUT;
+					} else if (stts_alarm == 3) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_LOW_BATTERY;
+					} else if (stts_alarm == 4) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_SOS;
+					}
+
+					logDevice.stts_charge = Number(act.stts_data.terminal_info.charge) ? GpsTracksModels.STTS_CHARGE_ON : GpsTracksModels.STTS_CHARGE_OFF;
+					logDevice.stts_acc = Number(act.stts_data.terminal_info.acc) ? GpsTracksModels.STTS_ACC_HIGH : GpsTracksModels.STTS_ACC_LOW;
+					logDevice.stts_switch = Number(act.stts_data.terminal_info.is_active) ? GpsTracksModels.STTS_SWITCH_ON : GpsTracksModels.STTS_SWITCH_OFF;
+					logDevice.stts_volt = Number(act.stts_data.voltage_level) + 1;
+
+					if (typeof act.buffer_resp != "undefined") {
+						// c.write(act.buffer_resp);
+					}
+				} else if (act.action_type == "alarm") {
+					logDevice.action = act.action_type;
+					logDevice.device_id = act.device_id;
+
+					logDevice.latitude = act.gps_data.latitude || null;
+					logDevice.longitude = act.gps_data.longitude || null;
+					logDevice.speed = act.gps_data.speed;
+					logDevice.orientation = act.gps_data.orientation;
+					if (logDevice.latitude) {
+						logDevice.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_NOT;
+					}
+
+					logDevice.length_gps = act.gps_data.quantity_pos_satellites_c;
+					logDevice.pos_stlt_gps = act.gps_data.quantity_pos_satellites_b;
+					logDevice.pos_type_gps = Number(act.gps_data.realtime_dif_gps) === 0 ? GpsTracksModels.STTS_POS_TYPE_GPS_RLTM : GpsTracksModels.STTS_POS_TYPE_GPS_DIFF;
+					logDevice.is_pos_gps = Number(act.gps_data.positioning_gps) ? GpsTracksModels.STTS_IS_POS_GPS_HAS : GpsTracksModels.STTS_IS_POS_GPS_NOT;
+
+					logDevice.ignition = Number(act.stts_data.terminal_info.acc) ? GpsTracksModels.STTS_IGNITION_HIGH : GpsTracksModels.STTS_IGNITION_LOW;
+					logDevice.stts_gps = act.stts_data.terminal_info.gps_tracking ? GpsTracksModels.STTS_GPS_ON : GpsTracksModels.STTS_GPS_OFF; // 1=>on, 2=>off
+					logDevice.stts_gsm = Number(act.stts_data.gsm_signal_strength) + 1; // 1=>no signal, n>1=>get signal
+
+					logDevice.stts_oil_electricity = Number(act.stts_data.terminal_info.oil_electricity) === 0 ? GpsTracksModels.STTS_OIL_ELECTRIC_ON : GpsTracksModels.STTS_OIL_ELECTRIC_OFF; // 1=>on, 2=>off
+
+					let stts_alarm = Number(act.stts_data.terminal_info.stts);
+					if (stts_alarm == 0) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_NORMAL;
+					} else if (stts_alarm == 1) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_SHOCK;
+					} else if (stts_alarm == 2) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_POWER_CUT;
+					} else if (stts_alarm == 3) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_LOW_BATTERY;
+					} else if (stts_alarm == 4) {
+						logDevice.stts_alarm = GpsTracksModels.STTS_ALARM_SOS;
+					}
+
+					logDevice.stts_charge = Number(act.stts_data.terminal_info.charge) ? GpsTracksModels.STTS_CHARGE_ON : GpsTracksModels.STTS_CHARGE_OFF;
+					logDevice.stts_acc = Number(act.stts_data.terminal_info.acc) ? GpsTracksModels.STTS_ACC_HIGH : GpsTracksModels.STTS_ACC_LOW;
+					logDevice.stts_switch = Number(act.stts_data.terminal_info.is_active) ? GpsTracksModels.STTS_SWITCH_ON : GpsTracksModels.STTS_SWITCH_OFF;
+					logDevice.stts_volt = Number(act.stts_data.voltage_level) + 1;
+
+					logDevice.crt = moment(act.gps_data.date).unix();
+					logDevice.crt_format = moment(act.gps_data.date).format("YYYY-MM-DD HH:mm:ss");
+					logDevice.crt_d = moment(act.gps_data.date).unix();
+					logDevice.crt_d_format = moment(act.gps_data.date).format("YYYY-MM-DD HH:mm:ss");
+
+					if (typeof act.buffer_resp != "undefined") {
+						// c.write(act.buffer_resp);
+					}
+				}
+				// act.action_type == 'other'
+				else {
+					logDevice.action = act.action_type;
+					logDevice.device_id = act.device_id;
+				}
+			}
+
+			await commitMessage(now, logDevice);
+
+			apiRes = JSON.parse(JSON.stringify(response[200]));
+			apiRes.meta.message = "success";
+			apiRes.data = logDevice;
+			return res.status(200).json(apiRes);
+		} catch (e) {
+			console.log("error", e);
+			apiRes = JSON.parse(JSON.stringify(response[500]));
+			apiRes.meta.message += Helper.setErrMsg(": " + e.message);
+			return res.status(500).json(apiRes);
+		}
+	}
+}
+
+const object = new ListenController();
+
+module.exports = object;

cron/ReverseGeocodeWorker.js

@@ -0,0 +1,274 @@
+require("dotenv").config({ path: "../.env" })
+const LibWinston = require("../library/LibWinston")
+const moment = require("moment")
+const axios = require("axios").default
+const url = require("url")
+const request = require("../config/request")
+const GpsTracksModels = require("../models/GpsTracksModels")
+const RegionModels = require("../models/RegionModels")
+
+const schedulerName = process.env.REDIS_SCHEDULER_REVERSE_GEO
+const Logger = LibWinston.initialize(schedulerName)
+
+const go = async () => {
+	try {
+		Logger.log("info", `${schedulerName} running: ${moment().format("YYYY-MM-DD HH:mm:ss")}`)
+		// (async function() {
+		try {
+			let loop = process.env.SCHEDULE_REVERSE_GEO_MAX_LOOP
+			for (let x = 0; x < loop; x++) {
+				// let tracks = [];
+				let tracks = await GpsTracksModels.get2ForReverseGeo(1)
+				for (let i = 0; i < tracks.length; i++) {
+					console.log("tracks[i] :", tracks[i].id, tracks[i].device_id, tracks[i].latitude, tracks[i].longitude)
+					let now = moment().unix()
+					let updtData = {}
+					let respReverseGeo = null
+					try {
+						const sameAddr = await GpsTracksModels.select2Address(tracks[i].latitude, tracks[i].longitude)
+
+						if (sameAddr.length > 0) {
+							let addrData = {
+								device_id: tracks[i].device_id,
+								master_id: tracks[i].id,
+								type: sameAddr[0].type,
+								lat: tracks[i].latitude,
+								lng: tracks[i].longitude,
+								country_id: sameAddr[0].country_id,
+								country_code: sameAddr[0].country_code,
+								country_text: sameAddr[0].country_text,
+								state_id: sameAddr[0].state_id,
+								state_text: sameAddr[0].state_text,
+								city_id: sameAddr[0].city_id,
+								city_text: sameAddr[0].city_text,
+								district_id: sameAddr[0].district_id,
+								district_text: sameAddr[0].district_text,
+								village_id: sameAddr[0].village_id,
+								village_text: sameAddr[0].village_text,
+								postcode: sameAddr[0].postcode,
+								streets: sameAddr[0].streets,
+								fulladdress: encodeURIComponent(decodeURIComponent(sameAddr[0].fulladdress)),
+								type_reverse_geo: sameAddr[0].type_reverse_geo,
+								stts_reverse_geo: GpsTracksModels.STTS_REVERSE_GEO_SC,
+								log_reverse_geo: sameAddr[0].log_reverse_geo,
+								crt: now,
+								crt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+							}
+							GpsTracksModels.create2Address(addrData)
+							updtData.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_SC
+							await GpsTracksModels.update2(tracks[i].id, updtData)
+							continue
+						}
+
+						let params = new url.URLSearchParams({
+							lat: tracks[i].latitude,
+							lon: tracks[i].longitude,
+							format: "geojson",
+						})
+						//const axInstance = axios.create()
+						const axInstance = axios.create({
+						proxy: {
+							host: process.env.PROXY_URL,
+							port: process.env.PROXY_PORT,							},
+						});
+						axios.defaults.timeout = 10000
+						axios.defaults.crossDomain = true
+						// respReverseGeo = await axios({
+						//   url: request.osm_reverse_geo.urlFull,
+						//   method: request.osm_reverse_geo.method,
+						//   params: params,
+						//   responseType: 'json',
+						// });
+						respReverseGeo = await axInstance.get(request.osm_reverse_geo.urlFull + "?" + params.toString(), {
+							timeout: 10000,
+						})
+						console.log("respReverseGeo: ",respReverseGeo.data || null )
+						let respData = respReverseGeo.data || {}
+						if (respReverseGeo.status == 200) {
+							if (respData.features.length < 1) {
+								GpsTracksModels.create2Address({
+									device_id: tracks[i].device_id,
+									master_id: tracks[i].id,
+									lat: tracks[i].latitude,
+									lng: tracks[i].longitude,
+									stts_reverse_geo: GpsTracksModels.STTS_REVERSE_GEO_LOST,
+									log_reverse_geo: JSON.stringify(respData),
+									crt: now,
+									crt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+								})
+								updtData.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_LOST
+								await GpsTracksModels.update2(tracks[i].id, updtData)
+							} else {
+								let respAddr = respData.features[0].properties.address
+								let addrData = {
+									device_id: tracks[i].device_id,
+									master_id: tracks[i].id,
+									lat: tracks[i].latitude,
+									lng: tracks[i].longitude,
+									country_id: GpsTracksModels.DEFAULT_COUNTRY_ID,
+									country_code: respAddr.country_code,
+									country_text: respAddr.country ? respAddr.country.toUpperCase() : respAddr.country || null,
+									state_id: null,
+									city_id: null,
+									district_id: null,
+									village_id: null,
+									postcode: respAddr.postcode,
+									fulladdress: encodeURIComponent(respData.features[0].properties.display_name),
+									stts_reverse_geo: GpsTracksModels.STTS_REVERSE_GEO_SC,
+									log_reverse_geo: respData.features[0].properties ? JSON.stringify(respData.features[0].properties) : null,
+									crt: now,
+									crt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+								}
+								if (respAddr.state || respAddr.city) {
+									addrData.state_text = respAddr.region || respAddr.state || respAddr.state_district || respAddr.county || respAddr.city || ""
+									addrData.state_text = addrData.state_text ? addrData.state_text.toUpperCase() : addrData.state_text || null
+									addrData.state_text = addrData.state_text || null
+								}
+								if (respAddr.city_district || respAddr.city) {
+									addrData.city_text = respAddr.city_district || respAddr.city || ""
+									addrData.city_text = addrData.city_text ? addrData.city_text.toUpperCase() : addrData.city_text || null
+									addrData.city_text = addrData.city_text || null
+								}
+								if (respAddr.suburb || respAddr.subdistrict) {
+									addrData.district_text = respAddr.suburb || respAddr.subdistrict || respAddr.subdivision || ""
+									addrData.district_text = addrData.district_text ? addrData.district_text.toUpperCase() : addrData.district_text || null
+									addrData.district_text = addrData.district_text || null
+								}
+								if (respAddr.village) {
+									addrData.village_text = respAddr.village || respAddr.neighbourhood || ""
+									addrData.village_text = addrData.village_text ? addrData.village_text.toUpperCase() : addrData.village_text || null
+									addrData.village_text = addrData.village_text || null
+								}
+								if (respAddr.amenity || respAddr.road || respAddr.city_block) {
+									addrData.streets = ""
+									addrData.streets += respAddr.amenity ? respAddr.amenity + ", " : ""
+									addrData.streets += respAddr.road ? respAddr.road + ", " : ""
+									addrData.streets += respAddr.house_number ? respAddr.house_number + ", " : ""
+									addrData.streets += respAddr.house_name ? respAddr.house_name + ", " : ""
+									addrData.streets += respAddr.city_block ? respAddr.city_block + ", " : ""
+									addrData.streets += addrData.streets || null
+									if (addrData.streets) {
+										addrData.streets = encodeURIComponent(addrData.streets.slice(0, -2))
+									}
+								}
+
+								let byAll = await RegionModels.whereLike({
+									nmProvinsiKel: addrData.state_text,
+									nmKotamadyaKel: addrData.city_text,
+									nmKecamatanKel: addrData.district_text,
+									nmKelurahan: addrData.village_text,
+								})
+								if (byAll.length > 1) {
+									addrData.state_id = byAll[0].kodeProv
+									addrData.city_id = byAll[0].kodeKab
+									addrData.district_id = byAll[0].kodeKec
+									addrData.village_id = byAll[0].kodeKel
+								}
+
+								let byKel = await RegionModels.whereLike({
+									nmKelurahan: addrData.village_text,
+								})
+								if (byAll.length < 1 && byKel.length > 0) {
+									addrData.state_id = byKel[0].kodeProv
+									addrData.city_id = byKel[0].kodeKab
+									addrData.district_id = byKel[0].kodeKec
+									addrData.village_id = byKel[0].kodeKel
+								}
+
+								if (addrData.state_id === null) {
+									let byPr = await RegionModels.whereLike({ nmProvinsiKel: addrData.state_text })
+									if (byPr.length > 0) {
+										addrData.state_id = byPr[0].kodeProv
+									}
+								}
+
+								if (addrData.state_id !== null && addrData.city_id === null) {
+									let byKt = await RegionModels.whereLike({ nmKotamadyaKel: addrData.city_text })
+									if (byKt.length > 0) {
+										addrData.city_id = byKt[0].kodeKab
+									}
+								}
+
+								if (addrData.state_id !== null && addrData.city_id !== null && addrData.district_id === null) {
+									let byKc = await RegionModels.whereLike({ nmKecamatanKel: addrData.district_text })
+									if (byKc.length > 0) {
+										addrData.district_id = byKc[0].kodeKec
+									}
+								}
+
+								if (addrData.state_id !== null && addrData.city_id !== null && addrData.district_id !== null && addrData.village_id === null) {
+									let byKl = await RegionModels.whereLike({ nmKelurahan: addrData.village_text })
+									if (byKl.length > 0) {
+										addrData.village_id = byKl[0].kodeKel
+									}
+								}
+
+								GpsTracksModels.create2Address(addrData).catch((e) => {
+									Logger.log("error", `${schedulerName} running_error: ${JSON.stringify(e, Object.getOwnPropertyNames(e))}`)
+								})
+								updtData.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_SC
+								await GpsTracksModels.update2(tracks[i].id, updtData)
+							}
+						} else {
+							GpsTracksModels.create2Address({
+								device_id: tracks[i].device_id,
+								master_id: tracks[i].id,
+								lat: tracks[i].latitude,
+								lng: tracks[i].longitude,
+								stts_reverse_geo: GpsTracksModels.STTS_REVERSE_GEO_ER,
+								log_reverse_geo: JSON.stringify(respData),
+								crt: now,
+								crt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+							})
+							updtData.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_ER
+							await GpsTracksModels.update2(tracks[i].id, updtData)
+						}
+					} catch (e) {
+						let respData = {}
+						if (respReverseGeo) {
+							if (respReverseGeo.status != 200) {
+								respData.data = respReverseGeo.data
+							} else {
+								respData.msg = e.message
+							}
+						} else if (typeof e.response != "undefined") {
+							respData.data = e.response
+						} else {
+							respData.msg = e.message
+						}
+						GpsTracksModels.create2Address({
+							device_id: tracks[i].device_id,
+							master_id: tracks[i].id,
+							lat: tracks[i].latitude,
+							lng: tracks[i].longitude,
+							stts_reverse_geo: GpsTracksModels.STTS_REVERSE_GEO_ER,
+							log_reverse_geo: JSON.stringify(respData),
+							crt: now,
+							crt_format: moment.unix(now).format("YYYY-MM-DD HH:mm:ss"),
+						})
+						updtData.stts_reverse_geo = GpsTracksModels.STTS_REVERSE_GEO_ER
+						await GpsTracksModels.update2(tracks[i].id, updtData)
+					}
+				}
+			}
+		} catch (e) {
+			console.error(e)
+			Logger.log("error", `${schedulerName} error: ${JSON.stringify(e)}`)
+		}
+		// })();
+
+		Logger.log("info", `${schedulerName} success do reverse geocoding ${moment().format("YYYY-MM-DD HH:mm:ss")}`)
+	} catch (e) {
+		Logger.log("error", `${schedulerName} error: ${JSON.stringify(e)}`)
+	}
+	return true
+}
+
+const index = async () => {
+	while (1 == 1) {
+		await go()
+		await new Promise((r) => setTimeout(r, 300))
+	}
+}
+
+index()

library/LibDevice.js

@@ -1,7 +1,6 @@
-const LibHelper = require('./LibHelper');
+const LibHelper = require("./LibHelper");
 
 class LibDevice {
-
 	/**
 	 *
 	 * @param {Buffer} buffer
@@ -10,11 +9,11 @@ class LibDevice {
 	 * must return at least => obj.protocol_name
 	 */
 	static identifyProtocolFromBuffer(buffer, opts = {}) {
-    let ori_hex_str = '';
+		let ori_hex_str = "";
-    if (typeof opts.skip_buffer != 'undefined' && opts.skip_buffer === true) {
+		if (typeof opts.skip_buffer != "undefined" && opts.skip_buffer === true) {
 			ori_hex_str = buffer;
 		} else {
-      ori_hex_str = buffer.toString('hex'); // 16
+			ori_hex_str = buffer.toString("hex"); // 16
 		}
 
 		const data = ori_hex_str;
@@ -24,7 +23,7 @@ class LibDevice {
 
 		// eelinkCustom
 		if (opts.isEelinkCustom) {
-      me.protocol_name = 'eelinkCustom';
+			me.protocol_name = "eelinkCustom";
 
 			me.field0 = data.slice(0, 2); // system status flag
 			me.field1 = data.slice(2, 18); // IMEI
@@ -46,33 +45,33 @@ class LibDevice {
 			me.ori_string = data;
 		}
 		// gt06
-    else if (data.slice(0, 4) == '7878') {
+		else if (data.slice(0, 4) == "7878" || data.slice(0, 4) == "7979") {
-      me.protocol_name = 'gt06';
+			me.protocol_name = "gt06";
 
 			me.start = data.slice(0, 4);
 			me.length = parseInt(data.slice(4, 6), 16);
 			me.protocol_id = data.slice(6, 8);
-      me.serial_number = data.slice(-12, -8)
+			me.serial_number = data.slice(-12, -8);
-      me.error_check = data.slice(-8, -4)
+			me.error_check = data.slice(-8, -4);
 			me.finish = data.slice(-4); // data.substr(6 + me.length * 2, 4);
 
-      if (me.finish != '0d0a') {
+			if (me.finish != "0d0a") {
-        throw 'finish code incorrect!';
+				throw "finish code incorrect!";
 			}
 
 			me.ori_string = data;
 		}
 		// gt02a
-    else if (data.slice(0, 4) == '6868') {
+		else if (data.slice(0, 4) == "6868") {
-      me.protocol_name = 'gt02a';
+			me.protocol_name = "gt02a";
 		}
 		// tk103
 		// else if (data.indexOf("B")) {
 		//   me.protocol_name = 'tk103';
 		// }
 		// eelink
-    else if (data.slice(0, 4) == '6767') {
+		else if (data.slice(0, 4) == "6767") {
-      me.protocol_name = 'eelink';
+			me.protocol_name = "eelink";
 
 			me.start = data.slice(0, 4);
 			me.pid = data.slice(4, 6);
@@ -83,7 +82,7 @@ class LibDevice {
 		}
 		// unknown
 		else {
-      me.protocol_name = 'unknown';
+			me.protocol_name = "unknown";
 		}
 
 		return me;
@@ -97,24 +96,24 @@ class LibDevice {
 	 * must return at least => act.cmd,act.action_type,act.device_id
 	 */
 	static gt06Action(me, device_id = null) {
-    const act = {}
+		const act = {};
 
 		// Login message
-    if (me.protocol_id == '01') {
+		if (me.protocol_id == "01") {
-      act.action_type = 'login';
+			act.action_type = "login";
 
-      act.cmd = 'login_request';
+			act.cmd = "login_request";
-      act.action = 'login_request';
+			act.action = "login_request";
-      act.device_id = me.ori_string.slice(8).slice(0, 16).padStart(16, '0');
+			act.device_id = me.ori_string.slice(8).slice(0, 16).padStart(16, "0");
 
 			act.buffer_resp = LibDevice.gt06AuthorizeResp(me);
 		}
 		// Location data
-    else if (me.protocol_id == '12') {
+		else if (me.protocol_id == "12" || me.protocol_id == "a0") {
-      act.action_type = 'location';
+			act.action_type = "location";
 
-      act.cmd = 'ping';
+			act.cmd = "ping";
-      act.action = 'ping';
+			act.action = "ping";
 			act.device_id = device_id; // because device_id only sent when login
 
 			// content data
@@ -134,11 +133,11 @@ class LibDevice {
 			act.lbs_data = LibDevice.gt06ParseLbs(me, act.lbs_string);
 		}
 		// Status information
-    else if (me.protocol_id == '13') {
+		else if (me.protocol_id == "13") {
-      act.action_type = 'heartbeat';
+			act.action_type = "heartbeat";
 
-      act.cmd = 'heartbeat';
+			act.cmd = "heartbeat";
-      act.action = 'heartbeat';
+			act.action = "heartbeat";
 			act.device_id = device_id; // because device_id only sent when login
 
 			// status information
@@ -148,16 +147,16 @@ class LibDevice {
 			act.buffer_resp = LibDevice.gt06HeartbeatResp(me);
 		}
 		// String information
-    else if (me.protocol_id == '15') {
+		else if (me.protocol_id == "15") {
 			// act.action_type = 'other'; // 'heartbeat';
 			// act.cmd = 'other'; // 'heartbeat';
 			// act.action = 'other'; // 'heartbeat';
 			// act.device_id = ''; // device_id; // because device_id only sent when login
 
-      act.action_type = 'heartbeat';
+			act.action_type = "heartbeat";
 
-      act.cmd = 'heartbeat';
+			act.cmd = "heartbeat";
-      act.action = 'heartbeat';
+			act.action = "heartbeat";
 			act.device_id = device_id; // because device_id only sent when login
 
 			// status information
@@ -167,11 +166,11 @@ class LibDevice {
 			act.buffer_resp = LibDevice.gt06HeartbeatResp(me);
 		}
 		// Alarm data
-    else if (me.protocol_id == '16' || me.protocol_id == '18') {
+		else if (me.protocol_id == "16" || me.protocol_id == "18") {
-      act.action_type = 'alarm';
+			act.action_type = "alarm";
 
-      act.cmd = 'alarm';
+			act.cmd = "alarm";
-      act.action = 'alarm';
+			act.action = "alarm";
 			act.device_id = device_id; // because device_id only sent when login
 
 			// content data
@@ -192,26 +191,26 @@ class LibDevice {
 			act.buffer_resp = LibDevice.gt06AlarmResp(me);
 		}
 		// GPS, query address information by phone number
-    else if (me.protocol_id == '1A') {
+		else if (me.protocol_id == "1A") {
-      act.action_type = 'other';
+			act.action_type = "other";
 
-      act.cmd = 'other';
+			act.cmd = "other";
-      act.action = 'other';
+			act.action = "other";
-      act.device_id = '';
+			act.device_id = "";
 		}
 		// Command information sent by the server to the terminal
-    else if (me.protocol_id == '80') {
+		else if (me.protocol_id == "80") {
-      act.action_type = 'other';
+			act.action_type = "other";
 
-      act.cmd = 'other';
+			act.cmd = "other";
-      act.action = 'other';
+			act.action = "other";
-      act.device_id = '';
+			act.device_id = "";
 		} else {
-      act.action_type = 'other';
+			act.action_type = "other";
 
-      act.cmd = 'other';
+			act.cmd = "other";
-      act.action = 'other';
+			act.action = "other";
-      act.device_id = '';
+			act.device_id = "";
 		}
 
 		return act;
@@ -226,13 +225,13 @@ class LibDevice {
 			gps_string = me.ori_string.slice(8).slice(0, 36);
 		}
 
-    let year = (parseInt(gps_string.slice(0, 2), 16) + '').padStart(2, 0);
+		let year = (parseInt(gps_string.slice(0, 2), 16) + "").padStart(2, 0);
-    year = '20' + year;
+		year = "20" + year;
-    let month = (parseInt(gps_string.slice(2, 4), 16) + '').padStart(2, 0);
+		let month = (parseInt(gps_string.slice(2, 4), 16) + "").padStart(2, 0);
-    let day = (parseInt(gps_string.slice(4, 6), 16) + '').padStart(2, 0);
+		let day = (parseInt(gps_string.slice(4, 6), 16) + "").padStart(2, 0);
-    let hour = (parseInt(gps_string.slice(6, 8), 16) + '').padStart(2, 0);
+		let hour = (parseInt(gps_string.slice(6, 8), 16) + "").padStart(2, 0);
-    let minute = (parseInt(gps_string.slice(8, 10), 16) + '').padStart(2, 0);
+		let minute = (parseInt(gps_string.slice(8, 10), 16) + "").padStart(2, 0);
-    let second = (parseInt(gps_string.slice(10, 12), 16) + '').padStart(2, 0);
+		let second = (parseInt(gps_string.slice(10, 12), 16) + "").padStart(2, 0);
 
 		let ob1 = LibHelper.hex2bin(gps_string.slice(32, 34)); // orientation_byte1
 		let ob1_bit7 = ob1.slice(0, 1);
@@ -253,38 +252,38 @@ class LibDevice {
 		// let ob2_bit1 = ob2.slice(6, 7);
 		// let ob2_bit0 = ob2.slice(7, 8);
 
-    let lat_wind = ''; // wind direction N,S
+		let lat_wind = ""; // wind direction N,S
-    let lng_wind = ''; // wind direction W,E
+		let lng_wind = ""; // wind direction W,E
 		if (ob1_bit3 == 1) {
-      lng_wind = 'W';
+			lng_wind = "W";
 		}
 		if (ob1_bit3 == 0) {
-      lng_wind = 'E';
+			lng_wind = "E";
 		}
 		if (ob1_bit2 == 1) {
-      lat_wind = 'N';
+			lat_wind = "N";
 		}
 		if (ob1_bit2 == 0) {
-      lat_wind = 'S';
+			lat_wind = "S";
 		}
 
 		const data = {
-      'date_raw': gps_string.slice(0, 12),
+			date_raw: gps_string.slice(0, 12),
-      'date': `${year}-${month}-${day} ${hour}:${minute}:${second}`,
+			date: `${year}-${month}-${day} ${hour}:${minute}:${second}`,
-      'quantity_pos_satellites_raw': gps_string.slice(12, 14),
+			quantity_pos_satellites_raw: gps_string.slice(12, 14),
-      'quantity_pos_satellites_c': parseInt(gps_string.slice(12, 13), 16), // length of gps information
+			quantity_pos_satellites_c: parseInt(gps_string.slice(12, 13), 16), // length of gps information
-      'quantity_pos_satellites_b': parseInt(gps_string.slice(13, 14), 16), // number of positioning satellites
+			quantity_pos_satellites_b: parseInt(gps_string.slice(13, 14), 16), // number of positioning satellites
 			realtime_dif_gps: ob1_bit5, // 0 (realtime  GPS) or differential positioning
 			positioning_gps: ob1_bit6, // 1 (GPS has been positioned)
-      'latitude_raw': gps_string.slice(14, 22),
+			latitude_raw: gps_string.slice(14, 22),
-      'longitude_raw': gps_string.slice(22, 30),
+			longitude_raw: gps_string.slice(22, 30),
 			lat_wind_direction: lat_wind,
 			lng_wind_direction: lng_wind,
-      'latitude': LibDevice.gt06Hex2DMM(gps_string.slice(14, 22), lat_wind),
+			latitude: LibDevice.gt06Hex2DMM(gps_string.slice(14, 22), lat_wind),
-      'longitude': LibDevice.gt06Hex2DMM(gps_string.slice(22, 30), lng_wind),
+			longitude: LibDevice.gt06Hex2DMM(gps_string.slice(22, 30), lng_wind),
-      'speed': parseInt(gps_string.slice(30, 32), 16), // km/h
+			speed: parseInt(gps_string.slice(30, 32), 16), // km/h
-      'orientation_raw': gps_string.slice(32, 36),
+			orientation_raw: gps_string.slice(32, 36),
-      'orientation': parseInt(`${ob1_bit1}${ob1_bit0}${ob2}`, 2), // -360 ~ 360 derajat
+			orientation: parseInt(`${ob1_bit1}${ob1_bit0}${ob2}`, 2), // -360 ~ 360 derajat
 		};
 
 		return data;
@@ -294,10 +293,10 @@ class LibDevice {
 	static gt06Hex2DMM(hex, direction) {
 		hex = parseInt(hex, 16);
 		// convert hexadecimal to Degrees Minutes.m (DMM)
-    let a = parseInt(hex, 10) // to decimal values
+		let a = parseInt(hex, 10); // to decimal values
-    let b = a / 30000.0
+		let b = a / 30000.0;
-    let degrees = b / 60
+		let degrees = b / 60;
-    let minutes = b % 60
+		let minutes = b % 60;
 		// convert DMM to Decimal Degrees (DD)
 		// let d = minutes / 60
 		// let dd = degrees + d
@@ -311,13 +310,13 @@ class LibDevice {
 	static gt06Hex2DMM1(hex, direction) {
 		hex = parseInt(hex, 16);
 		// convert hexadecimal to Degrees Minutes.m (DMM)
-    let a = parseInt(hex, 10) // to decimal values
+		let a = parseInt(hex, 10); // to decimal values
-    let b = a / 30000.0
+		let b = a / 30000.0;
-    let degrees = b / 60
+		let degrees = b / 60;
-    let minutes = b % 60
+		let minutes = b % 60;
 		// convert DMM to Decimal Degrees (DD)
-    let d = minutes / 60
+		let d = minutes / 60;
-    let dd = degrees + d
+		let dd = degrees + d;
 		// add - follow wind direction
 		if (direction == "S" || direction == "W" || direction == "s" || direction == "w") {
 			dd = dd * -1;
@@ -494,13 +493,13 @@ class LibDevice {
 	static eelinkCustomAction(me, device_id = null) {
 		const act = {
 			device_id: me.field1,
-      action_type: 'exist_data',
+			action_type: "exist_data",
-      cmd: 'exist_data',
+			cmd: "exist_data",
-    }
+		};
 
-    if (me.field3 == '60000000' || me.field3 == '00000000') {
+		if (me.field3 == "60000000" || me.field3 == "00000000") {
-      act.action_type = 'no_data_since_hardware_reset';
+			act.action_type = "no_data_since_hardware_reset";
-      act.cmd = 'no_data_since_hardware_reset';
+			act.cmd = "no_data_since_hardware_reset";
 
 			// act.buffer_resp = Buffer.from('LOAD');
 			// act.buffer_resp = 'LOAD';
@@ -508,22 +507,30 @@ class LibDevice {
 			// act.buffer_resp = `6767${me.field0}000A0001${me.field1}01`;
 		}
 
-    if (act.action_type !== 'exist_data') return act;
+		if (act.action_type !== "exist_data") return act;
 
 		act.flag = me.field0;
 		act.imsi = me.field2; // International Mobile Subscriber Identifier
 
 		act.time_string = me.field3;
 		const time_data = {};
-    time_data.year = '20' + (parseInt(me.field3.slice(0, 1), 16) + 10);
+		time_data.year = "20" + (parseInt(me.field3.slice(0, 1), 16) + 10);
-    time_data.month = '' + parseInt(me.field3.slice(1, 2), 16);
+		time_data.month = "" + parseInt(me.field3.slice(1, 2), 16);
-    if (time_data.month.length === 1) { time_data.month = '0' + time_data.month; }
+		if (time_data.month.length === 1) {
-    time_data.day = '' + parseInt(me.field3.slice(2, 4), 16);
+			time_data.month = "0" + time_data.month;
-    if (time_data.day.length === 1) { time_data.day = '0' + time_data.day; }
+		}
-    time_data.hour = '' + parseInt(me.field3.slice(4, 6), 16);
+		time_data.day = "" + parseInt(me.field3.slice(2, 4), 16);
-    if (time_data.hour.length === 1) { time_data.hour = '0' + time_data.hour; }
+		if (time_data.day.length === 1) {
-    time_data.minute = '' + parseInt(me.field3.slice(6, 8), 16);
+			time_data.day = "0" + time_data.day;
-    if (time_data.minute.length === 1) { time_data.minute = '0' + time_data.minute; }
+		}
+		time_data.hour = "" + parseInt(me.field3.slice(4, 6), 16);
+		if (time_data.hour.length === 1) {
+			time_data.hour = "0" + time_data.hour;
+		}
+		time_data.minute = "" + parseInt(me.field3.slice(6, 8), 16);
+		if (time_data.minute.length === 1) {
+			time_data.minute = "0" + time_data.minute;
+		}
 		act.time_data = time_data;
 
 		/**
@@ -539,18 +546,18 @@ class LibDevice {
 		north = north * -1 + 1;
 		west = west * -1 + 1;
 		// convert to string
-    north += '';
+		north += "";
-    west += '';
+		west += "";
 		// remove - from string at first and save to temporary variable
-    let signedNorth = '';
+		let signedNorth = "";
-    if (north.indexOf('-') === 0) {
+		if (north.indexOf("-") === 0) {
 			north = north.slice(1);
-      signedNorth = '-';
+			signedNorth = "-";
 		}
-    let signedWest = '';
+		let signedWest = "";
-    if (west.indexOf('-') === 0) {
+		if (west.indexOf("-") === 0) {
 			west = west.slice(1);
-      signedWest = '-';
+			signedWest = "-";
 		}
 		// separate DDM => Degree Decimal Minutes
 		let northDegree = north.slice(0, 1);
@@ -562,12 +569,11 @@ class LibDevice {
 		let westDegree = west.slice(0, 3);
 		let westDecimalMinute = west.slice(3, 7);
 		// convert DDM to DD (Decimal Degrees)
-    act.latitude = '' + signedNorth + northDegree + '.' + ('' + (northDecimalMinute/60)).replace('.', '');
+		act.latitude = "" + signedNorth + northDegree + "." + ("" + northDecimalMinute / 60).replace(".", "");
-    act.longitude = '' + signedWest + westDegree + '.' + ('' + (westDecimalMinute/60)).replace('.', '');
+		act.longitude = "" + signedWest + westDegree + "." + ("" + westDecimalMinute / 60).replace(".", "");
 
 		return act;
 	}
-
 }
 
 module.exports = LibDevice;

library/LibDevice.js_bak

@@ -0,0 +1,573 @@
+const LibHelper = require('./LibHelper');
+
+class LibDevice {
+
+  /**
+   * 
+   * @param {Buffer} buffer 
+   * @param {Object} opts 
+   * @returns {Object} me
+   * must return at least => obj.protocol_name
+   */
+  static identifyProtocolFromBuffer(buffer, opts = {}) {
+    let ori_hex_str = '';
+    if (typeof opts.skip_buffer != 'undefined' && opts.skip_buffer === true) {
+      ori_hex_str = buffer;
+    } else {
+      ori_hex_str = buffer.toString('hex'); // 16
+    }
+
+    const data = ori_hex_str;
+    const me = {
+      ori_string: data,
+    };
+
+    // eelinkCustom
+    if (opts.isEelinkCustom) {
+      me.protocol_name = 'eelinkCustom';
+
+      me.field0 = data.slice(0, 2); // system status flag
+      me.field1 = data.slice(2, 18); // IMEI
+      me.field2 = data.slice(18, 34); // IMSI
+      me.field3 = data.slice(34, 42); // Time
+      me.field4 = data.slice(42, 58); // Location
+      me.field5 = data.slice(58, 62); // Altitude
+      me.field6 = data.slice(62, 66); // Heading
+      me.field7 = data.slice(66, 68); // Velocity
+      me.field8 = data.slice(68, 70); // Power Input Voltage
+      me.field9 = data.slice(70, 72); // GPIO Status
+      me.field10 = data.slice(72, 74); // Time Seconds
+      me.field11 = data.slice(74, 76); // RSSI
+      me.field12 = data.slice(76, 78); // Sequence Counter
+      me.field13 = data.slice(78, 80); // Vendor ID
+      me.field14 = data.slice(80, 82); // GPS Satellites
+      me.field15 = data.slice(82, 90); // Accumulators
+
+      me.ori_string = data;
+    }
+    // gt06
+    else if (data.slice(0, 4) == '7878') {
+      me.protocol_name = 'gt06';
+
+      me.start = data.slice(0, 4);
+      me.length = parseInt(data.slice(4, 6), 16);
+      me.protocol_id = data.slice(6, 8);
+      me.serial_number = data.slice(-12, -8)
+      me.error_check = data.slice(-8, -4)
+      me.finish = data.slice(-4); // data.substr(6 + me.length * 2, 4);
+
+      if (me.finish != '0d0a') {
+        throw 'finish code incorrect!';
+      }
+
+      me.ori_string = data;
+    }
+    // gt02a
+    else if (data.slice(0, 4) == '6868') {
+      me.protocol_name = 'gt02a';
+    }
+    // tk103
+    // else if (data.indexOf("B")) {
+    //   me.protocol_name = 'tk103';
+    // }
+    // eelink
+    else if (data.slice(0, 4) == '6767') {
+      me.protocol_name = 'eelink';
+
+      me.start = data.slice(0, 4);
+      me.pid = data.slice(4, 6);
+      me.size = parseInt(data.slice(6, 10), 16);
+      me.sequence = parseInt(data.slice(10, 4), 16);
+
+      me.ori_string = data;
+    }
+    // unknown
+    else {
+      me.protocol_name = 'unknown';
+    }
+
+    return me;
+  }
+
+  /**
+   * 
+   * @param {Object} me 
+   * @param {String} device_id 
+   * @returns 
+   * must return at least => act.cmd,act.action_type,act.device_id
+   */
+  static gt06Action(me, device_id = null) {
+    const act = {}
+
+    // Login message
+    if (me.protocol_id == '01') {
+      act.action_type = 'login';
+
+      act.cmd = 'login_request';
+      act.action = 'login_request';
+      act.device_id = me.ori_string.slice(8).slice(0, 16).padStart(16, '0');
+
+      act.buffer_resp = LibDevice.gt06AuthorizeResp(me);
+    }
+    // Location data
+    else if (me.protocol_id == '12') {
+      act.action_type = 'location';
+
+      act.cmd = 'ping';
+      act.action = 'ping';
+      act.device_id = device_id; // because device_id only sent when login
+
+      // content data
+      // me.ori_string.slice(8).slice(0, 52); // me.ori_string.substr(8, me.length * 2);
+
+      // gps information
+      act.gps_string = me.ori_string.slice(8).slice(0, 36);
+      act.gps_data = LibDevice.gt06ParseLocation(me, act.gps_string);
+      // if (!act.gps_data) {
+      //   //Something bad happened
+      //   _this.do_log('GPS Data can\'t be parsed. Discarding packet...');
+      //   return false;
+      // }
+
+      // lbs information
+      act.lbs_string = me.ori_string.slice(8).slice(36, 52);
+      act.lbs_data = LibDevice.gt06ParseLbs(me, act.lbs_string);
+    }
+    // Status information
+    else if (me.protocol_id == '13') {
+      act.action_type = 'heartbeat';
+
+      act.cmd = 'heartbeat';
+      act.action = 'heartbeat';
+      act.device_id = device_id; // because device_id only sent when login
+
+      // status information
+      act.stts_string = me.ori_string.slice(8).slice(0, 10);
+      act.stts_data = LibDevice.gt06ParseHeartbeat(me, act.stts_string);
+
+      act.buffer_resp = LibDevice.gt06HeartbeatResp(me);
+    }
+    // String information
+    else if (me.protocol_id == '15') {
+      // act.action_type = 'other'; // 'heartbeat';
+      // act.cmd = 'other'; // 'heartbeat';
+      // act.action = 'other'; // 'heartbeat';
+      // act.device_id = ''; // device_id; // because device_id only sent when login
+
+      act.action_type = 'heartbeat';
+
+      act.cmd = 'heartbeat';
+      act.action = 'heartbeat';
+      act.device_id = device_id; // because device_id only sent when login
+
+      // status information
+      act.stts_string = me.ori_string.slice(8).slice(0, 10);
+      act.stts_data = LibDevice.gt06ParseHeartbeat(me, act.stts_string);
+
+      act.buffer_resp = LibDevice.gt06HeartbeatResp(me);
+    }
+    // Alarm data
+    else if (me.protocol_id == '16' || me.protocol_id == '18') {
+      act.action_type = 'alarm';
+
+      act.cmd = 'alarm';
+      act.action = 'alarm';
+      act.device_id = device_id; // because device_id only sent when login
+
+      // content data
+      // me.ori_string.slice(8).slice(0, 64); // me.ori_string.substr(8, me.length * 2);
+
+      // gps information
+      act.gps_string = me.ori_string.slice(8).slice(0, 36);
+      act.gps_data = LibDevice.gt06ParseLocation(me, act.gps_string);
+
+      // lbs information
+      act.lbs_string = me.ori_string.slice(8).slice(36, 54);
+      act.lbs_data = LibDevice.gt06ParseLbs(me, act.lbs_string);
+
+      // status information
+      act.stts_string = me.ori_string.slice(8).slice(54, 64);
+      act.stts_data = LibDevice.gt06ParseStatusAlarm(me, act.stts_string);
+
+      act.buffer_resp = LibDevice.gt06AlarmResp(me);
+    }
+    // GPS, query address information by phone number
+    else if (me.protocol_id == '1A') {
+      act.action_type = 'other';
+
+      act.cmd = 'other';
+      act.action = 'other';
+      act.device_id = '';
+    }
+    // Command information sent by the server to the terminal
+    else if (me.protocol_id == '80') {
+      act.action_type = 'other';
+
+      act.cmd = 'other';
+      act.action = 'other';
+      act.device_id = '';
+    } else {
+      act.action_type = 'other';
+
+      act.cmd = 'other';
+      act.action = 'other';
+      act.device_id = '';
+    }
+
+    return act;
+  }
+
+  static gt06AuthorizeResp(me) {
+    return Buffer.from("787805010001d9dc0d0a", "hex");
+  }
+
+  static gt06ParseLocation(me, gps_string = null) {
+    if (!gps_string) {
+      gps_string = me.ori_string.slice(8).slice(0, 36);
+    }
+
+    let year = (parseInt(gps_string.slice(0, 2), 16) + '').padStart(2, 0);
+    year = '20' + year;
+    let month = (parseInt(gps_string.slice(2, 4), 16) + '').padStart(2, 0);
+    let day = (parseInt(gps_string.slice(4, 6), 16) + '').padStart(2, 0);
+    let hour = (parseInt(gps_string.slice(6, 8), 16) + '').padStart(2, 0);
+    let minute = (parseInt(gps_string.slice(8, 10), 16) + '').padStart(2, 0);
+    let second = (parseInt(gps_string.slice(10, 12), 16) + '').padStart(2, 0);
+
+    let ob1 = LibHelper.hex2bin(gps_string.slice(32, 34)); // orientation_byte1
+    let ob1_bit7 = ob1.slice(0, 1);
+    let ob1_bit6 = ob1.slice(1, 2);
+    let ob1_bit5 = ob1.slice(2, 3); // 0 (realtime  GPS) or differential positioning
+    let ob1_bit4 = ob1.slice(3, 4); // 1 (GPS has been positioned)
+    let ob1_bit3 = ob1.slice(4, 5); // 0 (east longitude) || 1 (west longitude)
+    let ob1_bit2 = ob1.slice(5, 6); // 1 (north latitude) || 0 (south latitude)
+    let ob1_bit1 = ob1.slice(6, 7);
+    let ob1_bit0 = ob1.slice(7, 8);
+    let ob2 = LibHelper.hex2bin(gps_string.slice(34, 36)); // orientation_byte2
+    // let ob2_bit7 = ob2.slice(0, 1);
+    // let ob2_bit6 = ob2.slice(1, 2);
+    // let ob2_bit5 = ob2.slice(2, 3);
+    // let ob2_bit4 = ob2.slice(3, 4);
+    // let ob2_bit3 = ob2.slice(4, 5);
+    // let ob2_bit2 = ob2.slice(5, 6);
+    // let ob2_bit1 = ob2.slice(6, 7);
+    // let ob2_bit0 = ob2.slice(7, 8);
+
+    let lat_wind = ''; // wind direction N,S
+    let lng_wind = ''; // wind direction W,E
+    if (ob1_bit3 == 1) {
+      lng_wind = 'W';
+    }
+    if (ob1_bit3 == 0) {
+      lng_wind = 'E';
+    }
+    if (ob1_bit2 == 1) {
+      lat_wind = 'N';
+    }
+    if (ob1_bit2 == 0) {
+      lat_wind = 'S';
+    }
+
+    const data = {
+      'date_raw': gps_string.slice(0, 12),
+      'date': `${year}-${month}-${day} ${hour}:${minute}:${second}`,
+      'quantity_pos_satellites_raw': gps_string.slice(12, 14),
+      'quantity_pos_satellites_c': parseInt(gps_string.slice(12, 13), 16), // length of gps information
+      'quantity_pos_satellites_b': parseInt(gps_string.slice(13, 14), 16), // number of positioning satellites
+      realtime_dif_gps: ob1_bit5, // 0 (realtime  GPS) or differential positioning
+      positioning_gps: ob1_bit6, // 1 (GPS has been positioned)
+      'latitude_raw': gps_string.slice(14, 22),
+      'longitude_raw': gps_string.slice(22, 30),
+      lat_wind_direction: lat_wind,
+      lng_wind_direction: lng_wind,
+      'latitude': LibDevice.gt06Hex2DMM(gps_string.slice(14, 22), lat_wind),
+      'longitude': LibDevice.gt06Hex2DMM(gps_string.slice(22, 30), lng_wind),
+      'speed': parseInt(gps_string.slice(30, 32), 16), // km/h
+      'orientation_raw': gps_string.slice(32, 36),
+      'orientation': parseInt(`${ob1_bit1}${ob1_bit0}${ob2}`, 2), // -360 ~ 360 derajat
+    };
+
+    return data;
+  }
+
+  // more accurate
+  static gt06Hex2DMM(hex, direction) {
+    hex = parseInt(hex, 16);
+    // convert hexadecimal to Degrees Minutes.m (DMM)
+    let a = parseInt(hex, 10) // to decimal values
+    let b = a / 30000.0
+    let degrees = b / 60
+    let minutes = b % 60
+    // convert DMM to Decimal Degrees (DD)
+    // let d = minutes / 60
+    // let dd = degrees + d
+    // add - follow wind direction
+    if (direction == "S" || direction == "W" || direction == "s" || direction == "w") {
+      degrees = degrees * -1;
+    }
+    return degrees;
+  }
+  // ga akurat
+  static gt06Hex2DMM1(hex, direction) {
+    hex = parseInt(hex, 16);
+    // convert hexadecimal to Degrees Minutes.m (DMM)
+    let a = parseInt(hex, 10) // to decimal values
+    let b = a / 30000.0
+    let degrees = b / 60
+    let minutes = b % 60
+    // convert DMM to Decimal Degrees (DD)
+    let d = minutes / 60
+    let dd = degrees + d
+    // add - follow wind direction
+    if (direction == "S" || direction == "W" || direction == "s" || direction == "w") {
+      dd = dd * -1;
+    }
+    return dd;
+  }
+
+  static gt06HeartbeatResp(me) {
+    return Buffer.from("787805130001d9dc0d0a", "hex");
+  }
+
+  static gt06ParseHeartbeat(me, stts_string) {
+    if (!stts_string) {
+      stts_string = me.ori_string.slice(8).slice(0, 10);
+    }
+
+    let terminal_info_raw = stts_string.slice(0, 2);
+    let tib1 = LibHelper.hex2bin(terminal_info_raw); // terminal_info_byte1
+    let tib1_bit7 = tib1.slice(0, 1);
+    let tib1_bit6 = tib1.slice(1, 2);
+    let tib1_bit5 = tib1.slice(2, 3);
+    let tib1_bit4 = tib1.slice(3, 4);
+    let tib1_bit3 = tib1.slice(4, 5);
+    let tib1_bit2 = tib1.slice(5, 6);
+    let tib1_bit1 = tib1.slice(6, 7);
+    let tib1_bit0 = tib1.slice(7, 8);
+
+    /**
+     * 0: No Power (shutdown)
+     * 1: Extremely Low Battery (not enough for calling or sending text messages, etc.)
+     * 2: Very Low Battery (Low Battery Alarm)
+     * 3: Low Battery (can be used normally)
+     * 4: Medium
+     * 5: High
+     * 6: Very High 
+     */
+    let voltage_level = stts_string.slice(2, 4);
+
+    let gsm_signal_strength = stts_string.slice(4, 6);
+    
+    let alarm_stts = stts_string.slice(6, 8); // former bit: terminal alarm status (suitable for alarm packet and electronic fence project)
+    let language = stts_string.slice(8, 10); // latter bit: the current language used in the terminal
+
+    const data = {
+      terminal_info_raw: terminal_info_raw,
+      terminal_info_byte: tib1,
+      terminal_info: {
+        oil_electricity: tib1_bit7, // 1: oil and electricity disconnected, 0: gas oil and electricity connected
+        gps_tracking: tib1_bit6, // 1: GPS tracking is on, 0: GPS tracking is off
+        stts: `${tib1_bit5}${tib1_bit4}${tib1_bit3}`, // 100: SOS, 011: Low Battery Alarm, 010: Power Cut Alarm, 001: Shock Alarm, 000: Normal
+        charge: tib1_bit2, // 1: Charge On, 0: Charge Off
+        acc: tib1_bit1, // 1: ACC high, 0: ACC Low
+        is_active: tib1_bit0, // 1: Activated, 0: Deactivated
+      },
+      voltage_level,
+      gsm_signal_strength, // 0x00: no signal; 0x01: extremely weak signal; 0x02: very weak signal; 0x03: good signal; 0x04: strong signal.
+      alarm_stts, // 0x00: normal, 0x01: SOS, 0x02: Power Cut Alarm, 0x03: Shock Alarm, 0x04: Fence In Alarm, 0x05: Fence Out Alarm
+      language, // 0x01: Chinese, 0x02: English
+    };
+
+    return data;
+  }
+
+  static gt06ParseLbs(me, lbs_string) {
+    let mcc_raw = null,
+      mcc = null, // mobile country code
+      mnc_raw = null,
+      mnc = null, // mobile network code
+      lac_raw = null,
+      lac = null, // location area code
+      cellID_raw = null,
+      cellID = null, // cell tower id
+      lbs_length_raw = null,
+      lbs_length = null;
+
+    // from location
+    if (lbs_string.length == 16) {
+      mcc_raw = lbs_string.slice(0, 4);
+      mnc_raw = lbs_string.slice(4, 6);
+      lac_raw = lbs_string.slice(6, 10);
+      cellID_raw = lbs_string.slice(10, 16);
+    }
+    // from alarm
+    else if (lbs_string.length == 18) {
+      lbs_length_raw = lbs_string.slice(0, 2);
+      mcc_raw = lbs_string.slice(2, 6);
+      mnc_raw = lbs_string.slice(6, 8);
+      lac_raw = lbs_string.slice(8, 12);
+      cellID_raw = lbs_string.slice(12, 18);
+    }
+
+    if (lbs_length_raw) {
+      lbs_length = parseInt(lbs_length_raw, 16);
+    }
+    if (mnc_raw && mcc_raw && lac_raw && cellID_raw) {
+      mnc = parseInt(mnc_raw, 16);
+      mcc = parseInt(mcc_raw, 16);
+      lac = parseInt(lac_raw, 16);
+      cellID = parseInt(cellID_raw, 16);
+    }
+
+    const data = {
+      lbs_length_raw,
+      lbs_length,
+      mcc_raw,
+      mcc,
+      mnc_raw,
+      mnc,
+      lac_raw,
+      lac,
+      cellID_raw,
+      cellID,
+    };
+
+    return data;
+  }
+
+  static gt06ParseStatusAlarm(me, stts_string) {
+    if (!stts_string) {
+      stts_string = me.ori_string.slice(8).slice(54, 10);
+    }
+
+    let terminal_info_raw = stts_string.slice(0, 2);
+    let tib1 = LibHelper.hex2bin(terminal_info_raw); // terminal_info_byte1
+    let tib1_bit7 = tib1.slice(0, 1);
+    let tib1_bit6 = tib1.slice(1, 2);
+    let tib1_bit5 = tib1.slice(2, 3);
+    let tib1_bit4 = tib1.slice(3, 4);
+    let tib1_bit3 = tib1.slice(4, 5);
+    let tib1_bit2 = tib1.slice(5, 6);
+    let tib1_bit1 = tib1.slice(6, 7);
+    let tib1_bit0 = tib1.slice(7, 8);
+
+    /**
+     * 0: No Power (shutdown)
+     * 1: Extremely Low Battery (not enough for calling or sending text messages, etc.)
+     * 2: Very Low Battery (Low Battery Alarm)
+     * 3: Low Battery (can be used normally)
+     * 4: Medium
+     * 5: High
+     * 6: Very High 
+     */
+    let voltage_level = stts_string.slice(2, 4);
+
+    let gsm_signal_strength = stts_string.slice(4, 6);
+    
+    let alarm_stts = stts_string.slice(6, 8); // former bit: terminal alarm status (suitable for alarm packet and electronic fence project)
+    let language = stts_string.slice(8, 10); // latter bit: the current language used in the terminal
+
+    const data = {
+      terminal_info_raw: terminal_info_raw,
+      terminal_info_byte: tib1,
+      terminal_info: {
+        oil_electricity: tib1_bit7, // 1: oil and electricity disconnected, 0: gas oil and electricity connected
+        gps_tracking: tib1_bit6, // 1: GPS tracking is on, 0: GPS tracking is off
+        stts: `${tib1_bit5}${tib1_bit4}${tib1_bit3}`, // 100: SOS, 011: Low Battery Alarm, 010: Power Cut Alarm, 001: Shock Alarm, 000: Normal
+        charge: tib1_bit2, // 1: Charge On, 0: Charge Off
+        acc: tib1_bit1, // 1: ACC high, 0: ACC Low
+        is_active: tib1_bit0, // 1: Activated, 0: Deactivated
+      },
+      voltage_level,
+      gsm_signal_strength, // 0x00: no signal; 0x01: extremely weak signal; 0x02: very weak signal; 0x03: good signal; 0x04: strong signal.
+      alarm_stts, // 0x00: normal, 0x01: SOS, 0x02: Power Cut Alarm, 0x03: Shock Alarm, 0x04: Fence In Alarm, 0x05: Fence Out Alarm
+      language, // 0x01: Chinese, 0x02: English
+    };
+
+    return data;
+  }
+
+  static gt06AlarmResp(me) {
+    return Buffer.from("787805160001d9dc0d0a", "hex");
+  }
+
+  static eelinkCustomAction(me, device_id = null) {
+    const act = {
+      device_id: me.field1,
+      action_type: 'exist_data',
+      cmd: 'exist_data',
+    }
+
+    if (me.field3 == '60000000' || me.field3 == '00000000') {
+      act.action_type = 'no_data_since_hardware_reset';
+      act.cmd = 'no_data_since_hardware_reset';
+
+      // act.buffer_resp = Buffer.from('LOAD');
+      // act.buffer_resp = 'LOAD';
+      // act.buffer_resp = Buffer.from(`6767${me.field0}000A0001${me.field1}01`, 'hex');
+      // act.buffer_resp = `6767${me.field0}000A0001${me.field1}01`;
+    }
+
+    if (act.action_type !== 'exist_data') return act;
+
+    act.flag = me.field0;
+    act.imsi = me.field2; // International Mobile Subscriber Identifier
+
+    act.time_string = me.field3;
+    const time_data = {};
+    time_data.year = '20' + (parseInt(me.field3.slice(0, 1), 16) + 10);
+    time_data.month = '' + parseInt(me.field3.slice(1, 2), 16);
+    if (time_data.month.length === 1) { time_data.month = '0' + time_data.month; }
+    time_data.day = '' + parseInt(me.field3.slice(2, 4), 16);
+    if (time_data.day.length === 1) { time_data.day = '0' + time_data.day; }
+    time_data.hour = '' + parseInt(me.field3.slice(4, 6), 16);
+    if (time_data.hour.length === 1) { time_data.hour = '0' + time_data.hour; }
+    time_data.minute = '' + parseInt(me.field3.slice(6, 8), 16);
+    if (time_data.minute.length === 1) { time_data.minute = '0' + time_data.minute; }
+    act.time_data = time_data;
+
+    /**
+     * north => -9000000 to +9000000, can 1 or 2 digits of degree
+     * west => -18000000 to +18000000, usually 3 digits degree
+     */
+    act.location_string = me.field4;
+    // original value is expressed as signed hex value, so we must to conversion to decimal
+    // using two complement
+    let north = ~parseInt(me.field4.slice(0, 8), 16);
+    let west = ~parseInt(me.field4.slice(8, 16), 16);
+    // add magnitude
+    north = north * -1 + 1;
+    west = west * -1 + 1;
+    // convert to string
+    north += '';
+    west += '';
+    // remove - from string at first and save to temporary variable
+    let signedNorth = '';
+    if (north.indexOf('-') === 0) {
+      north = north.slice(1);
+      signedNorth = '-';
+    }
+    let signedWest = '';
+    if (west.indexOf('-') === 0) {
+      west = west.slice(1);
+      signedWest = '-';
+    }
+    // separate DDM => Degree Decimal Minutes
+    let northDegree = north.slice(0, 1);
+    let northDecimalMinute = north.slice(1, 7);
+    if (north.length === 8) {
+      northDegree = north.slice(0, 2);
+      northDecimalMinute = north.slice(2, 7);
+    }
+    let westDegree = west.slice(0, 3);
+    let westDecimalMinute = west.slice(3, 7);
+    // convert DDM to DD (Decimal Degrees)
+    act.latitude = '' + signedNorth + northDegree + '.' + ('' + (northDecimalMinute/60)).replace('.', '');
+    act.longitude = '' + signedWest + westDegree + '.' + ('' + (westDecimalMinute/60)).replace('.', '');
+
+    return act;
+  }
+
+}
+
+module.exports = LibDevice;