Functional ramda

Array manipulation

const R = require('ramda')

let object = [{
        Name: 'a',
        Records: [{
            Value: '1.2.3.4.5'
        }],
        Type: 'winner'
    },
    {
        Name: 'c',
        Records: [ { Value: '1.2.3.4.5.6.7.8.9' } ],
        Type: 'winner'
    },
    {
        Name: 'b',
        Type : 'loser'
    }
]

const isWinner = R.propEq('Type', 'winner')
const findWinners = R.filter(isWinner, R.__)

const hasFinalProp = R.propEq('Value', '1.2.3.4.5')
const unfold = input => R.any(hasFinalProp)(input.Records)


const findCorrectReccord = R.filter(unfold)

const findWishes = R.compose(findCorrectReccord, findWinners)

console.log(findWishes(object));


const appCNAMES = (appName, records) => {
  const isCNAME = R.propEq("Type", "CNAME");
  const filterForCNAME = R.filter(isCNAME, R.__);
  
  const containsAppNameInRecord = input => R.contains(appName, R.prop("Value", input));
  const satisfy = R.anyPass([containsAppNameInRecord]);

  const checkResourceRecords = input => R.any(satisfy)(input.ResourceRecords);
  const findAppRecords = R.filter(checkResourceRecords);
  const doesDNSHaveCNAME = R.compose(findAppRecords, filterForCNAME, R.flatten)(records);
  return doesDNSHaveCNAME
}