Kavita Nambissan Ganguli kvnam

Node / Express/ React / Typescript / AWS

kvnam / tokenvalidation.js

Created November 27, 2018 10:49

ReactPress Token validation

	export const validateToken = (url) => {
	return dispatch => {
	let token = null, email = null;
	if(localStorage.getItem("token")){
	token = localStorage.getItem("token");
	email = localStorage.getItem("email");
	}
	if(token){
	axios.post("/simple-jwt-authentication/v1/token/validate", {},{headers: {"Authorization": "Bearer " + token}}).then(res => {
	if(res.data.data.status === 200){

kvnam / Connect.js

Last active March 19, 2019 11:07

WebSocket Event

	{
	...,
	multiValueHeaders:
	{
	Host: [ 'myapiID.execute-api.ap-south-1.amazonaws.com' ],
	'Sec-WebSocket-Extensions': [ 'permessage-deflate; client_max_window_bits' ],
	'Sec-WebSocket-Key': [ 'mNRIjuK+dWTWDS8VCYeuyg==' ],
	'Sec-WebSocket-Version': [ '13' ],
	'X-Amzn-Trace-Id': [ 'Root=1–abc–xyz' ],
	'X-Forwarded-For': [ 'my public IP' ],

kvnam / ConnectionSchema.js

Last active July 11, 2020 07:50

Connect lambda

	const mongoose = require('mongoose');
	const Schema = mongoose.Schema;
	let db = null;

	//Initialize connection to MongoDB
	module.exports.initMongo = async () => {
	return new Promise((resolve, reject) => {
	// I set up environment variables for my lambda to allow easy change. This is useful
	// since I stop / start my EC2 instance often.
	// In my case MONGO_HOST is the private IP of my EC2 instance, since I'm using VPC peering

kvnam / package.json

Created May 14, 2019 03:44

React Chat app dependencies

kvnam / 1-WebSocketService.js

Last active May 22, 2019 02:39

ReactChat-WebSocket

	import WebSocket from 'isomorphic-ws';

	const WS_URL = process.env.REACT_APP_WEBSOCKET_URL \|\| "";

	let WSService = null;

	class WebSocketService {

	constructor() {
	this.websocket = null;

kvnam / ChatRoom.js

Created May 22, 2019 02:57

ReactChat-ChatComponent

	import React, { useState, useEffect } from "react";
	import Grid from "@material-ui/core/Grid";
	import {
	createStyles,
	Theme,
	WithStyles,
	withStyles,
	Typography,
	Button
	} from "@material-ui/core";

kvnam / 1 server-app.js

Last active July 21, 2019 15:34

Round One SSR

	import path from 'path';
	import React from 'react';
	import ReactDOMServer from 'react-dom/server';
	import express from 'express';
	//My HTML wrapper component where I insert the string returned
	// by renderToString()
	import Html from './html';
	// The basic App component used by our React application
	import App from '../src/App';

kvnam / Webpack.server.config.js

Created July 21, 2019 15:24

SSR Round One - Webpack Config

	const path = require('path');
	// To prevent node_modules from being bundled into our final build file
	const nodeExternals = require('webpack-node-externals');

	module.exports = {
	entry: path.resolve(__dirname, 'server', 'server.js'),
	output: {
	path: path.resolve(__dirname, 'build'),
	filename: 'server.js'
	},