index.js

const { Requester, Validator } = require('@chainlink/external-adapter')
const configfile = require('./config.json')

// Define custom error scenarios for the API.
// Return true for the adapter to retry.
const customError = (data) => {
  if (data.Response === 'Error') return true
  return false
}

// Define custom parameters to be used by the adapter.
// Extra parameters can be stated in the extra object,
// with a Boolean value indicating whether or not they
// should be required.
const customParams = {
  deal: ['deal'],
  network: ['network'],
  // quote: ['quote', 'data', 'dealCid']
}

const createRequest = (method, input, callback) => {
  // The Validator helps you validate the Chainlink request data
  const validator = new Validator(callback, input, customParams)
  const jobRunID = "2bb15c3f9cfc4336b95012872ff05092" //validator.validated.id
  const deal = validator.validated.data.deal
  const network = validator.validated.data.network
  const url = configfile.url

  console.log(validator.validated.data);


  // This is where you would add method and headers
  // you can add method like GET or POST and add it to the config
  // The default is GET requests
  // method = 'get'
  // headers = 'headers.....'
  const config = {
    url: `${url}`,
    method: 'POST',
    data: {network_name: `${network}` , deal_id: `${deal}` }
  }

  // The Requester allows API calls be retry in case of timeout
  // or connection failure
  Requester.request(config, customError)
      .then(response => {
        // It's common practice to store the desired value at the top-level
        // result key. This allows different adapters to be compatible with
        // one another.
        callback(response.status, Requester.success(jobRunID, response.data))
      })
      .catch(error => {
        callback(500, Requester.errored(jobRunID, error))
      });  
}

// This is a wrapper to allow the function to work with
// GCP Functions
exports.gcpservice = (req, res) => {
  createRequest(req.body, (statusCode, data) => {
    res.status(statusCode).send(data)
  })
}

// This is a wrapper to allow the function to work with
// AWS Lambda
exports.handler = (event, context, callback) => {
  createRequest(event, (statusCode, data) => {
    callback(null, data)
  })
}

// This is a wrapper to allow the function to work with
// newer AWS Lambda implementations
exports.handlerv2 = (event, context, callback) => {
  createRequest(JSON.parse(event.body), (statusCode, data) => {
    callback(null, {
      statusCode: statusCode,
      body: JSON.stringify(data),
      isBase64Encoded: false
    })
  })
}

// This allows the function to be exported for testing
// or for running in express
module.exports.createRequest = createRequest