ppulwey

const fs = require('fs');

const csvFile = fs.readFileSync('contacts.csv', 'utf8');
const csvData = csvFile.split('\n').map(row => row.split(';'));

const vcardData = [];

for (let i = 1; i < csvData.length; i++) {
  vcardData.push('BEGIN:VCARD');
  vcardData.push('VERSION:4.0');

ppulwey

import * as fs from 'node:fs';
import * as https from 'node:https';

const download = async (url: string, targetPath: string): Promise<void> => {
  return new Promise<void>((resolve, reject) => {
    if (!url.startsWith('https')) {
      const err = new Error('URL must start with https');
      reject(err);
    }

ppulwey

type MyCookies = {
  cookieOne: string;
  cookieTwo: string;
};

const myMiddleware = () => {
  return (request: Request, response: Response, next: NextFunction) => {
    getCookies<MyCookies>(request)
    next();
  };

ppulwey

const myMiddleware = () => {
  return (request: Request, response: Response, next: NextFunction) => {
    const cookie1Value = getCookies<MyCookies>(request)?.cookieOne;
    const cookie2Value = getCookies<MyCookies>(request)?.cookieTwo;

    // OR
    const cookies = getCookies<MyCookies>(request);
    if (cookies === null) {
      next(); // or whatever maybe return 401
      return;

ppulwey

import { Request } from 'express';

const getCookies = <T extends Record<string, string>>(req: Request) => {
  const cookieString = req.headers.cookie;

  if (cookieString === undefined) {
    return null;
  }

  const parsedCookies: Record<string, string> = {};

ppulwey

axios.post('http://localhost:3030', payload, { withCredentials: true });

ppulwey

fetch('http://localhost:3030', {
  method: 'post',
  credentials: 'include',
  body: JSON.stringify(payload),
});

ppulwey

app.use(cors({ credentials: true, origin: 'http://localhost:3000' }));

ppulwey

router.post(
  '/',
  (req: Request, res: Response, next: NextFunction) => {
    res
      .cookie('cookieOne', 'value1')
      .cookie('cookieTwo', 'value2')
      .json({ data:'hello!' });
  }
);

ppulwey

How to get an React Electron app with local DB (NEDB)

• Create app with yarn create electron-app my-new-app --template=typescript-webpack
• Install node packaged
  • ajv
  • nedb-promises
  • react
  • react-dom

src > Database > Schemas > SchemaName.ts