title: connect mongoDB atlas to angular
body: <p>My code written by typescript language in angular.
  iam building a project must be with cloudDB.</p>
  <p>i have user cluster in mongodb atlas  and copy the string node.js to connect by application but i don't know where to write my mongoDB code in angular.</p>
  <p>i see a lot of openSource but sometimes it damage my project then i fixed it, or the opensource code work's just with .js files, how can i make my project export parameters to my DB cluster.</p>
  <p>all files woth .ts format.</p>
  <p>thank you.
  please any one can help.</p>