index.js

'use strict';
 
const functions = require('firebase-functions');
const {WebhookClient} = require('dialogflow-fulfillment');
const {Text,Card, Suggestion} = require('dialogflow-fulfillment');

const PayloadResponse = require('dialogflow-fulfillment/src/rich-responses/payload-response');
const PLATFORMS = require('dialogflow-fulfillment/src/rich-responses/rich-response');
const http = require('http');
var Reequest = require("request"); 

 
process.env.DEBUG = 'dialogflow:debug'; // enables lib debugging statements
var Reequest = require("request"); 
exports.dialogflowFirebaseFulfillment = functions.https.onRequest((request, response) => {
  const agent = new WebhookClient({ request, response });
  console.log('Dialogflow Request headers: ' + JSON.stringify(request.headers));
  console.log('Dialogflow Request body: ' + JSON.stringify(request.body));
 
  function welcome(agent) {
    agent.add(`Welcome to my agent!`);
  }
 
  function fallback(agent) {
    agent.add(`I didn't understand`);
    agent.add(`I'm sorry, can you try again?`);
  }

  
    function api(agent) {
     
     var request = require('request-promise-native');
		console.log("in api");
  const text2 = agent.parameters.text;
    console.log(text2);
     return request.post("http://evilinsult.com/generate_insult.php?lang=en&type=json")
       .then( jsonBody => {
        var dataa = JSON.parse(jsonBody);
   
     console.log(dataa);
            console.log(dataa.insult);
var tmp2=dataa.insult;
   
      //console.log(dataa[1]);
     //  console.log(dataa[2]);
      // console.log(dataa[3]);
      
      var tmp ="Here is your product search";
        
                     agent.add(new Text(tmp2));

  

	
       
    
    
    //agent.add('hy this is working');
       

  
         return Promise.resolve( agent ); 
        
   
       
      });


   }
 
  
  
  
  
  
  
  // // Uncomment and edit to make your own intent handler
  // // uncomment `intentMap.set('your intent name here', yourFunctionHandler);`
  // // below to get this function to be run when a Dialogflow intent is matched
  // function yourFunctionHandler(agent) {
  //   agent.add(`This message is from Dialogflow's Cloud Functions for Firebase editor!`);
  //   agent.add(new Card({
  //       title: `Title: this is a card title`,
  //       imageUrl: 'https://developers.google.com/actions/images/badges/XPM_BADGING_GoogleAssistant_VER.png',
  //       text: `This is the body text of a card.  You can even use line\n  breaks and emoji! 💁`,
  //       buttonText: 'This is a button',
  //       buttonUrl: 'https://assistant.google.com/'
  //     })
  //   );
  //   agent.add(new Suggestion(`Quick Reply`));
  //   agent.add(new Suggestion(`Suggestion`));
  //   agent.setContext({ name: 'weather', lifespan: 2, parameters: { city: 'Rome' }});
  // }

  // // Uncomment and edit to make your own Google Assistant intent handler
  // // uncomment `intentMap.set('your intent name here', googleAssistantHandler);`
  // // below to get this function to be run when a Dialogflow intent is matched
  // function googleAssistantHandler(agent) {
  //   let conv = agent.conv(); // Get Actions on Google library conv instance
  //   conv.ask('Hello from the Actions on Google client library!') // Use Actions on Google library
  //   agent.add(conv); // Add Actions on Google library responses to your agent's response
  // }
  // // See https://github.com/dialogflow/fulfillment-actions-library-nodejs
  // // for a complete Dialogflow fulfillment library Actions on Google client library v2 integration sample

  // Run the proper function handler based on the matched Dialogflow intent name
  let intentMap = new Map();
  intentMap.set('Default Welcome Intent', welcome);
  intentMap.set('Default Fallback Intent', fallback);
  
  
    intentMap.set('show me insult phrase', api);

  
  // intentMap.set('your intent name here', yourFunctionHandler);
  // intentMap.set('your intent name here', googleAssistantHandler);
  agent.handleRequest(intentMap);
});