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510 lines
29 KiB
JavaScript
510 lines
29 KiB
JavaScript
import * as fs from 'fs';
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import { join, dirname, isAbsolute, resolve, sep } from 'path';
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import { fileURLToPath } from 'url';
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import * as crypto from 'crypto';
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import request from 'request-promise';
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import { Logger } from './logger.js';
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export class CommonService {
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constructor() {
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this.logger = Logger;
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this.nodes = [];
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this.initSelectedNode = null;
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this.rtl_conf_file_path = '';
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this.port = 3000;
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this.host = null;
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this.rtl_pass = '';
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this.flg_allow_password_update = true;
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this.rtl_secret2fa = '';
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this.rtl_sso = 0;
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this.rtl_cookie_path = '';
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this.logout_redirect_link = '';
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this.cookie_value = '';
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this.api_version = '';
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this.secret_key = crypto.randomBytes(64).toString('hex');
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this.read_dummy_data = false;
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this.baseHref = '/rtl';
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this.dummy_data_array_from_file = [];
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this.MONTHS = [{ name: 'JAN', days: 31 }, { name: 'FEB', days: 28 }, { name: 'MAR', days: 31 }, { name: 'APR', days: 30 }, { name: 'MAY', days: 31 }, { name: 'JUN', days: 30 }, { name: 'JUL', days: 31 }, { name: 'AUG', days: 31 }, { name: 'SEP', days: 30 }, { name: 'OCT', days: 31 }, { name: 'NOV', days: 30 }, { name: 'DEC', days: 31 }];
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this.getSwapServerOptions = (req) => {
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const swapOptions = {
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url: req.session.selectedNode.swap_server_url,
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rejectUnauthorized: false,
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json: true,
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headers: { 'Grpc-Metadata-macaroon': '' }
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};
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if (req.session.selectedNode.swap_macaroon_path) {
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try {
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swapOptions.headers = { 'Grpc-Metadata-macaroon': fs.readFileSync(join(req.session.selectedNode.swap_macaroon_path, 'loop.macaroon')).toString('hex') };
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}
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catch (err) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Loop macaroon Error', error: err });
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}
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}
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Swap Options', data: swapOptions });
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return swapOptions;
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};
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this.getBoltzServerOptions = (req) => {
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const boltzOptions = {
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url: req.session.selectedNode.boltz_server_url,
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rejectUnauthorized: false,
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json: true,
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headers: { 'Grpc-Metadata-macaroon': '' }
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};
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if (req.session.selectedNode.boltz_macaroon_path) {
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try {
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boltzOptions.headers = { 'Grpc-Metadata-macaroon': fs.readFileSync(join(req.session.selectedNode.boltz_macaroon_path, 'admin.macaroon')).toString('hex') };
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}
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catch (err) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Boltz macaroon Error', error: err });
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}
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}
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Boltz Options', data: boltzOptions });
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return boltzOptions;
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};
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this.getOptions = (req) => {
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if (req.session.selectedNode && req.session.selectedNode.options) {
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req.session.selectedNode.options.method = (req.session.selectedNode.ln_implementation && req.session.selectedNode.ln_implementation.toUpperCase() !== 'ECL') ? 'GET' : 'POST';
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delete req.session.selectedNode.options.form;
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req.session.selectedNode.options.qs = {};
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return req.session.selectedNode.options;
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}
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return this.handleError({ statusCode: 401, message: 'Session expired after a day\'s inactivity' }, 'Session Expired', 'Session Expiry Error', this.initSelectedNode);
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};
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this.updateSelectedNodeOptions = (req) => {
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if (!req.session.selectedNode) {
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req.session.selectedNode = {};
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}
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req.session.selectedNode.options = {
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url: '',
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rejectUnauthorized: false,
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json: true,
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form: null
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};
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try {
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if (req.session.selectedNode && req.session.selectedNode.ln_implementation) {
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switch (req.session.selectedNode.ln_implementation.toUpperCase()) {
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case 'CLN':
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req.session.selectedNode.options.headers = { macaroon: Buffer.from(fs.readFileSync(join(req.session.selectedNode.macaroon_path, 'access.macaroon'))).toString('base64') };
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break;
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case 'ECL':
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req.session.selectedNode.options.headers = { authorization: 'Basic ' + Buffer.from(':' + req.session.selectedNode.ln_api_password).toString('base64') };
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break;
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default:
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req.session.selectedNode.options.headers = { 'Grpc-Metadata-macaroon': fs.readFileSync(join(req.session.selectedNode.macaroon_path, 'admin.macaroon')).toString('hex') };
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break;
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}
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}
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if (req.session.selectedNode) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Updated Node Options for ' + req.session.selectedNode.ln_node, data: req.session.selectedNode.options });
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}
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return { status: 200, message: 'Updated Successfully' };
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}
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catch (err) {
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req.session.selectedNode.options = {
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url: '',
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rejectUnauthorized: false,
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json: true,
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form: null
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};
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Update Selected Node Options Error', error: err });
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return { status: 502, message: err };
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}
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};
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this.setOptions = (req) => {
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if (this.nodes[0].options && this.nodes[0].options.headers) {
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return;
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}
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if (this.nodes && this.nodes.length > 0) {
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this.nodes.forEach((node) => {
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node.options = {
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url: '',
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rejectUnauthorized: false,
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json: true,
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form: null
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};
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try {
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if (node.ln_implementation) {
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switch (node.ln_implementation.toUpperCase()) {
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case 'CLN':
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node.options.headers = { macaroon: Buffer.from(fs.readFileSync(join(node.macaroon_path, 'access.macaroon'))).toString('base64') };
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break;
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case 'ECL':
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node.options.headers = { authorization: 'Basic ' + Buffer.from(':' + node.ln_api_password).toString('base64') };
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break;
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default:
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node.options.headers = { 'Grpc-Metadata-macaroon': fs.readFileSync(join(node.macaroon_path, 'admin.macaroon')).toString('hex') };
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break;
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}
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}
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}
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catch (err) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Common Set Options Error', error: err });
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node.options = {
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url: '',
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rejectUnauthorized: false,
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json: true,
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form: ''
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};
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}
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Set Node Options for ' + node.ln_node, data: node.options });
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});
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this.updateSelectedNodeOptions(req);
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}
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};
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this.findNode = (selNodeIndex) => this.nodes.find((node) => node.index === selNodeIndex);
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this.replaceNode = (req, newNode) => {
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const foundIndex = this.nodes.findIndex((node) => node.index === req.session.selectedNode.index);
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this.nodes.splice(foundIndex, 1, newNode);
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req.session.selectedNode = this.findNode(req.session.selectedNode.index);
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};
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this.convertTimeToEpoch = (timeToConvert) => Math.floor(timeToConvert.getTime() / 1000);
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this.convertTimestampToTime = (num) => {
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const myDate = new Date(+num * 1000);
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let days = myDate.getDate().toString();
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days = +days < 10 ? '0' + days : days;
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let hours = myDate.getHours().toString();
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hours = +hours < 10 ? '0' + hours : hours;
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let minutes = myDate.getMinutes().toString();
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minutes = +minutes < 10 ? '0' + minutes : minutes;
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let seconds = myDate.getSeconds().toString();
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seconds = +seconds < 10 ? '0' + seconds : seconds;
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return days + '/' + this.MONTHS[myDate.getMonth()].name + '/' + myDate.getFullYear() + ' ' + hours + ':' + minutes + ':' + seconds;
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};
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this.sortAscByKey = (array, key) => array.sort((a, b) => {
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const x = +a[key];
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const y = +b[key];
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return ((x < y) ? -1 : ((x > y) ? 1 : 0));
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});
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this.sortAscByStrKey = (array, key) => array.sort((a, b) => {
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const x = a[key] ? a[key].toUpperCase() : '';
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const y = b[key] ? b[key].toUpperCase() : '';
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return ((x < y) ? -1 : ((x > y) ? 1 : 0));
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});
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this.sortDescByKey = (array, key) => {
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const temp = array.sort((a, b) => {
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const x = +a[key] ? +a[key] : 0;
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const y = +b[key] ? +b[key] : 0;
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return (x > y) ? -1 : ((x < y) ? 1 : 0);
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});
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return temp;
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};
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this.sortDescByStrKey = (array, key) => {
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const temp = array.sort((a, b) => {
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const x = a[key] ? a[key].toUpperCase() : '';
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const y = b[key] ? b[key].toUpperCase() : '';
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return (x > y) ? -1 : ((x < y) ? 1 : 0);
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});
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return temp;
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};
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this.newestOnTop = (array, key, value) => {
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const newlyAddedRecord = array.splice(array.findIndex((item) => item[key] === value), 1);
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array === null || array === void 0 ? void 0 : array.unshift(newlyAddedRecord[0]);
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return array;
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};
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this.camelCase = (str) => { var _a, _b; return (_b = (_a = str === null || str === void 0 ? void 0 : str.replace(/(?:^\w|[A-Z]|\b\w)/g, (word, index) => (word.toUpperCase()))) === null || _a === void 0 ? void 0 : _a.replace(/\s+/g, '')) === null || _b === void 0 ? void 0 : _b.replace(/-/g, ' '); };
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this.titleCase = (str) => {
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var _a, _b;
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if (str.indexOf('!\n') > 0 || str.indexOf('.\n') > 0) {
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return (_a = str.split('\n')) === null || _a === void 0 ? void 0 : _a.reduce((accumulator, currentStr) => accumulator + currentStr.charAt(0).toUpperCase() + currentStr.substring(1).toLowerCase() + '\n', '');
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}
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else {
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if (str.indexOf(' ') > 0) {
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return (_b = str.split(' ')) === null || _b === void 0 ? void 0 : _b.reduce((accumulator, currentStr) => accumulator + currentStr.charAt(0).toUpperCase() + currentStr.substring(1).toLowerCase() + ' ', '');
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}
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else {
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return str.charAt(0).toUpperCase() + str.substring(1).toLowerCase();
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}
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}
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};
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this.handleError = (errRes, fileName, errMsg, selectedNode) => {
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const err = JSON.parse(JSON.stringify(errRes));
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if (!selectedNode) {
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selectedNode = this.initSelectedNode;
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}
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switch (selectedNode.ln_implementation) {
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case 'LND':
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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break;
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case 'CLN':
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if (err.options && err.options.headers && err.options.headers.macaroon) {
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delete err.options.headers.macaroon;
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers.macaroon) {
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delete err.response.request.headers.macaroon;
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}
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break;
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case 'ECL':
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if (err.options && err.options.headers && err.options.headers.authorization) {
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delete err.options.headers.authorization;
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers.authorization) {
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delete err.response.request.headers.authorization;
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}
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break;
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default:
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if (err.options && err.options.headers) {
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delete err.options.headers;
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}
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break;
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}
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this.logger.log({ selectedNode: selectedNode, level: 'ERROR', fileName: fileName, msg: errMsg, error: (typeof err === 'object' ? JSON.stringify(err) : (typeof err === 'string') ? err : 'Unknown Error') });
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const newErrorObj = {
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statusCode: err.statusCode ? err.statusCode : err.status ? err.status : (err.error && err.error.code && err.error.code === 'ECONNREFUSED') ? 503 : 500,
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message: (err.error && err.error.message) ? err.error.message : err.message ? err.message : errMsg,
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error: ((err.error && err.error.error && err.error.error.error && typeof err.error.error.error === 'string') ? err.error.error.error :
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(err.error && err.error.error && typeof err.error.error === 'string') ? err.error.error :
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(err.error && err.error.error && err.error.error.message && typeof err.error.error.message === 'string') ? err.error.error.message :
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(err.error && err.error.message && typeof err.error.message === 'string') ? err.error.message :
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(err.error && typeof err.error === 'string') ? err.error :
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(err.message && typeof err.message === 'string') ? err.message : (typeof err === 'string') ? err : 'Unknown Error')
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};
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return newErrorObj;
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};
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this.getRequestIP = (req) => ((typeof req.headers['x-forwarded-for'] === 'string' && req.headers['x-forwarded-for'].split(',').shift()) ||
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req.ip ||
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req.connection.remoteAddress ||
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req.socket.remoteAddress ||
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(req.connection.socket ? req.connection.socket.remoteAddress : null));
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this.getDummyData = (dataKey, lnImplementation) => {
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const dummyDataFile = this.rtl_conf_file_path + sep + 'ECLDummyData.log';
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return new Promise((resolve, reject) => {
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if (this.dummy_data_array_from_file.length === 0) {
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fs.readFile(dummyDataFile, 'utf8', (err, data) => {
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if (err) {
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if (err.code === 'ENOENT') {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Dummy data file does not exist' });
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}
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else {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Getting dummy data failed' });
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}
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}
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else {
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this.dummy_data_array_from_file = data.split('\n');
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resolve(this.filterData(dataKey, lnImplementation));
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}
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});
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}
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else {
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resolve(this.filterData(dataKey, lnImplementation));
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}
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});
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};
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this.readCookie = () => {
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const exists = fs.existsSync(this.rtl_cookie_path);
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if (exists) {
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try {
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this.cookie_value = fs.readFileSync(this.rtl_cookie_path, 'utf-8');
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}
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catch (err) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Config', msg: 'Something went wrong while reading cookie: \n' + err });
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throw new Error(err);
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}
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}
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else {
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try {
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const directoryName = dirname(this.rtl_cookie_path);
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this.createDirectory(directoryName);
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fs.writeFileSync(this.rtl_cookie_path, crypto.randomBytes(64).toString('hex'));
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this.cookie_value = fs.readFileSync(this.rtl_cookie_path, 'utf-8');
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}
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catch (err) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Config', msg: 'Something went wrong while reading the cookie: \n' + err });
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throw new Error(err);
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}
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}
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};
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this.refreshCookie = () => {
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try {
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fs.writeFileSync(this.rtl_cookie_path, crypto.randomBytes(64).toString('hex'));
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this.cookie_value = fs.readFileSync(this.rtl_cookie_path, 'utf-8');
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}
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catch (err) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Something went wrong while refreshing cookie', error: err });
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throw new Error(err);
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}
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};
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this.createDirectory = (directoryName) => {
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var _a;
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const initDir = isAbsolute(directoryName) ? sep : '';
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(_a = directoryName.split(sep)) === null || _a === void 0 ? void 0 : _a.reduce((parentDir, childDir) => {
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const curDir = resolve(parentDir, childDir);
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try {
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if (!fs.existsSync(curDir)) {
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fs.mkdirSync(curDir);
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}
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}
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catch (err) {
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if (err.code !== 'EEXIST') {
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if (err.code === 'ENOENT') {
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throw new Error(`ENOENT: No such file or directory, mkdir '${directoryName}'. Ensure that the path separator is '${sep}'`);
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}
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else {
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throw err;
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}
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}
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}
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return curDir;
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}, initDir);
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};
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this.replacePasswordWithHash = (multiPassHashed) => {
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this.rtl_conf_file_path = process.env.RTL_CONFIG_PATH ? process.env.RTL_CONFIG_PATH : join(dirname(fileURLToPath(import.meta.url)), '../..');
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try {
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const RTLConfFile = this.rtl_conf_file_path + sep + 'RTL-Config.json';
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const config = JSON.parse(fs.readFileSync(RTLConfFile, 'utf-8'));
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config.multiPassHashed = multiPassHashed;
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delete config.multiPass;
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fs.writeFileSync(RTLConfFile, JSON.stringify(config, null, 2), 'utf-8');
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Please note that, RTL has encrypted the plaintext password into its corresponding hash' });
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return config.multiPassHashed;
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}
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catch (err) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Password hashing failed', error: err });
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}
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};
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this.getAllNodeAllChannelBackup = (node) => {
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const channel_backup_file = node.channel_backup_path + sep + 'channel-all.bak';
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const options = {
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url: node.ln_server_url + '/v1/channels/backup',
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rejectUnauthorized: false,
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json: true,
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headers: { 'Grpc-Metadata-macaroon': fs.readFileSync(node.macaroon_path + '/admin.macaroon').toString('hex') }
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};
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Getting Channel Backup for Node ' + node.ln_node + '..' });
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request(options).then((body) => {
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fs.writeFile(channel_backup_file, JSON.stringify(body), (err) => {
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if (err) {
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if (node.ln_node) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Error in Channel Backup for Node ' + node.ln_node, error: err });
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}
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else {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Error in Channel Backup for File ' + channel_backup_file, error: err });
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}
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}
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else {
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if (node.ln_node) {
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this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Successful in Channel Backup for Node ' + node.ln_node, data: body });
|
|
}
|
|
else {
|
|
this.logger.log({ selectedNode: this.initSelectedNode, level: 'INFO', fileName: 'Common', msg: 'Successful in Channel Backup for File ' + channel_backup_file, data: body });
|
|
}
|
|
}
|
|
});
|
|
}, (err) => {
|
|
this.logger.log({ selectedNode: this.initSelectedNode, level: 'ERROR', fileName: 'Common', msg: 'Error in Channel Backup for Node ' + node.ln_node, error: err });
|
|
fs.writeFile(channel_backup_file, '', () => { });
|
|
});
|
|
};
|
|
this.isVersionCompatible = (currentVersion, checkVersion) => {
|
|
var _a;
|
|
if (currentVersion) {
|
|
const versionsArr = ((_a = currentVersion.trim()) === null || _a === void 0 ? void 0 : _a.replace('v', '').split('-')[0].split('.')) || [];
|
|
const checkVersionsArr = checkVersion.split('.');
|
|
return (+versionsArr[0] > +checkVersionsArr[0]) ||
|
|
(+versionsArr[0] === +checkVersionsArr[0] && +versionsArr[1] > +checkVersionsArr[1]) ||
|
|
(+versionsArr[0] === +checkVersionsArr[0] && +versionsArr[1] === +checkVersionsArr[1] && +versionsArr[2] >= +checkVersionsArr[2]);
|
|
}
|
|
return false;
|
|
};
|
|
this.getMonthDays = (selMonth, selYear) => ((selMonth === 1 && selYear % 4 === 0) ? (this.MONTHS[selMonth].days + 1) : this.MONTHS[selMonth].days);
|
|
this.logEnvVariables = (req) => {
|
|
const selNode = req.session.selectedNode;
|
|
if (selNode && selNode.index) {
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'PORT: ' + this.port });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'HOST: ' + this.host });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'SSO: ' + this.rtl_sso });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'DEFAULT NODE INDEX: ' + selNode.index });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'INDEX: ' + selNode.index });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'LN NODE: ' + selNode.ln_node });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'LN IMPLEMENTATION: ' + selNode.ln_implementation });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'FIAT CONVERSION: ' + selNode.fiat_conversion });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'CURRENCY UNIT: ' + selNode.currency_unit });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'LN SERVER URL: ' + selNode.ln_server_url });
|
|
this.logger.log({ selectedNode: selNode, level: 'INFO', fileName: 'Config Setup Variable', msg: 'LOGOUT REDIRECT LINK: ' + this.logout_redirect_link + '\r\n' });
|
|
}
|
|
};
|
|
this.filterData = (dataKey, lnImplementation) => {
|
|
let search_string = '';
|
|
if (lnImplementation === 'ECL') {
|
|
switch (dataKey) {
|
|
case 'GetInfo':
|
|
search_string = 'INFO: GetInfo => Get Info Response: ';
|
|
break;
|
|
case 'Fees':
|
|
search_string = 'INFO: Fees => Fee Response: ';
|
|
break;
|
|
case 'Payments':
|
|
search_string = 'INFO: Fees => Payments Response: ';
|
|
break;
|
|
case 'Invoices':
|
|
search_string = 'INFO: Invoice => Invoices List Received: ';
|
|
break;
|
|
case 'OnChainBalance':
|
|
search_string = 'INFO: Onchain => Balance Received: ';
|
|
break;
|
|
case 'Peers':
|
|
search_string = 'INFO: Peers => Peers with Alias: ';
|
|
break;
|
|
case 'Channels':
|
|
search_string = 'INFO: Channels => Simplified Channels with Alias: ';
|
|
break;
|
|
default:
|
|
search_string = 'Random Line';
|
|
break;
|
|
}
|
|
}
|
|
else if (lnImplementation === 'CLN') {
|
|
switch (dataKey) {
|
|
case 'GetInfo':
|
|
search_string = 'DEBUG: GetInfo => Node Information. ';
|
|
break;
|
|
case 'Fees':
|
|
search_string = 'DEBUG: Fees => Fee Received. ';
|
|
break;
|
|
case 'Payments':
|
|
search_string = 'DEBUG: Payments => Payment List Received: ';
|
|
break;
|
|
case 'Invoices':
|
|
search_string = 'DEBUG: Invoice => Invoices List Received. ';
|
|
break;
|
|
case 'ChannelBalance':
|
|
search_string = 'DEBUG: Channels => Local Remote Balance. ';
|
|
break;
|
|
case 'Peers':
|
|
search_string = 'DEBUG: Peers => Peers with Alias: ';
|
|
break;
|
|
case 'Channels':
|
|
search_string = 'DEBUG: Channels => List Channels: ';
|
|
break;
|
|
case 'Balance':
|
|
search_string = 'DEBUG: Balance => Balance Received. ';
|
|
break;
|
|
case 'ForwardingHistory':
|
|
search_string = 'DEBUG: Channels => Forwarding History Received: ';
|
|
break;
|
|
case 'UTXOs':
|
|
search_string = 'DEBUG: OnChain => List Funds Received. ';
|
|
break;
|
|
case 'FeeRateperkb':
|
|
search_string = 'DEBUG: Network => Network Fee Rates Received for perkb. ';
|
|
break;
|
|
case 'FeeRateperkw':
|
|
search_string = 'DEBUG: Network => Network Fee Rates Received for perkw. ';
|
|
break;
|
|
default:
|
|
search_string = 'Random Line';
|
|
break;
|
|
}
|
|
}
|
|
const foundDataLine = this.dummy_data_array_from_file.find((dataItem) => dataItem.includes(search_string));
|
|
const dataStr = foundDataLine ? foundDataLine.substring((foundDataLine.indexOf(search_string)) + search_string.length) : '{}';
|
|
return JSON.parse(dataStr);
|
|
};
|
|
}
|
|
}
|
|
export const Common = new CommonService();
|