Virtual Endpoint HTTP Request (Timezone API)

virtualendpoint.js

// Makes API call to worldtimezone/api/timezone, and gets the time of the
// first 3 timezones and pretty formats it
function myVirtualHandler (request, session, config) {

    //Make api call to upstream target
    newRequest = {
      "Method": "GET",
      "Domain": "http://worldtimeapi.org",
      "resource": "/api/timezone"
    };
    timezonesResponse = TykMakeHttpRequest(JSON.stringify(newRequest));
    usableResponse = JSON.parse(timezonesResponse);
    var timezones = JSON.parse(usableResponse.Body);
      
    var requests = {requests: timezones.slice(0, 3).map(function(tzString) {
      return {
        "method": "GET",
        "headers": {},
        "body": "",
        "relative_url": "http://worldtimeapi.org/api/timezone/" + tzString
      };
    }), suppress_parallel_execution: false};
    
     var newBody = TykBatchRequest(JSON.stringify(requests))
      
    // We know that the requests return JSON in their body, lets flatten it
    var asJS = JSON.parse(newBody)
    var bodyResponse = "";
    for (var i in asJS) {
        var bodyPiece = JSON.parse(asJS[i].body)
        bodyResponse += bodyPiece.abbreviation + " - " + bodyPiece.utc_datetime + "\n"
    }
      
    // Set up a response object
    var response = {
      Body: bodyResponse,
      Code: 200
    }
      
    return TykJsResponse(response, session.meta_data)
  }