convert nodejs to typescript

1. Install Typescript and types
2. Create a tsconfig.json file
3. Set up your scripts to run tsc and then access the outputted .js files
4. Tweak your file structure to hold src and dist folders
5. Check your project still works

ref: https://medium.com/@mhuckstepp/step-by-step-guide-to-convert-an-existing-express-node-js-backend-to-typescript-931e435ea95d
ref: https://www.typescriptlang.org/docs/handbook/migrating-from-javascript.html
ref: https://plainenglish.io/blog/how-to-convert-node-js-code-from-javascript-to-typescript-8e7d031a8f49Javascript can easily be converted to TypeScript
though it requires some efforts for a big project

read this
https://www.typescriptlang.org/docs/handbook/migrating-from-javascript.html
https://www.tutorialsteacher.com/typescript/converting-javascript-to-typescript
1. Add tsconfig.json file to project
2. Integrate with a build tool
3. Change all .js files to .ts files
4. Check for any errors const  Validacao =() => {
     const {getFieldProps, handleSubmit, isValid} = useFormik({
        initialValues: {
            name:'',
            contact:{
            email:'',
            phone:''
        }
       },
       validate: values => {
        const err ={}
        const message= ' campo obrigatorio'
        if(!values.name) err.name = message
        if(!values.contact.email) err.email = message
        return err
    },
    onSubmit: (values, bag) => {
    console.log(values)
  }
})
const [name, metadataName] = getFieldProps('name','text')
const [email, metadataEmail] = getFieldProps('contact.email', 'text')
const [phone, metadataPhone] = getFieldProps('contact.phone', 'text')var acc = document.getElementsByClassName("accordion");
var i;

for (i = 0; i < acc.length; i++) {
  acc[i].addEventListener("click", function() {
    this.classList.toggle("active");
    var panel = this.nextElementSibling;
    if (panel.style.display === "block") {
      panel.style.display = "none";
    } else {
      panel.style.display = "block";
    }
  });
} require
  (["esri/config","esri/Map", "esri/views/MapView"],

      function (esriConfig,Map , MapView)
          {
            esriConfig.apiKey = "AAPKb4dd8a4b511d47db90c8eb0dcd2f50dcUqecvStaAu60DxJYTEyki8OncuffK0-bbJeKr_N678ONK4QAkTDPYa8wI5Wkeksr";

            const mymap = new Map({
              basemap: "arcgis-topographic" // Basemap layer service
            });


            const view = new MapView({
              map: mymap,
              center: [-118.805, 34.027], // Longitude, latitude
              zoom: 13, // Zoom level
              container: "viewDiv" // Div element
            });
          }
      );
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','https://www.google-analytics.com/analytics.js','ga');

ga('create', 'UA-XXXXX-Y', 'auto');
ga('send', 'pageview');     case '/local/forgot':
         if( req.method==='POST' ) {
            const email=req.body.email.toLowerCase();
             return server.get_user_by_email( email ).then ( p => {
                 if ( p ) {
                     server.push_token( p, common.get_uuid() );
                     return res.redirect(`/auth/local/email_sent?email=${email}`);
                 }
                 else

                     return res.redirect(`/auth/local/forgot`);
             });
         }
     case '/local/forgot':
         if( req.method==='POST' ) {
             const email=req.body.email.toLowerCase();
             return server.get_user_by_email( email ).then ( p => {
                 if ( p ) {
                     server.push_token( p, common.get_uuid() );
                     return res.redirect(`/auth/local/email_sent?email=${email}`);
                 }
                 else

                     return res.redirect(`/auth/local/forgot`);
             });
         }
     update_password( password, user_token ) {
         this.mongodb.collection( "users" ).updateOne( { [`password_recovery_tokens.${user_token}`]: {$exists: true}  }, {$set : { password : crypto.createHash('sha256').update(password).digest('base64') } } )
     }
     update_password( password, user_token ) {
         this.mongodb.collection( "users" ).updateOne( { [`password_recovery_tokens.${user_token}`]: {$exists: true}  }, {$set : { password : crypto.createHash('sha256').update(password).digest('base64') } } )
     }