curryAandFilter.js

const data =  [
    {
      "client_number": "00001",
      "client_name": "voila Communications Ltd.",
      "address1": "Ben votrant",
      "address2": "voila Communications",
      "address3": "P.O. Box 2086",
      "address4": "55 Victoria Street",
      "address5": "toronto",
      "address6": "BERMUDA"
    },
{
      "client_number": "00002",
      "client_name": "sinc Limited-in Liquidation",
      "address1": "vertravt Bank Trust",
      "address2": "Corporate (v) Limited",
      "address3": "P.O. Box 3",
      "address4": "28/35 John Street,",
      "address5": "St. channel, Jersey",
      "address6": "USA"
    },
];
     

//Lewis solution
const checkIfInputEqBillingInfo = R.curry((value, acc, next) => 
  acc || next.toLowerCase().slice(0, value.length) === value);

function getSuggestions(value) {
    const inputValue = value.trim().toLowerCase();
    const inputLength = inputValue.length;

    return inputLength === 0 ? 
      [] : 
    R.filter(billing =>
      R.reduce(checkIfInputEqBillingInfo(inputValue), false,  [billing.client_number, billing.client_name])
    , data);
  }

const value = "voila";
getSuggestions(value);

//bradcomp solution
/*
const isTheSame = curry((prop, rval, obj) => 
    obj[prop].toLowerCase().slice(0, rval.length) === rval
)

const getSuggestions = curry((data, value) => {
    const inputValue = value ? value.trim().toLowerCase() : null;
    const sameName = isTheSame('client_name', inputValue);
    const sameNumber =  isTheSame('client_number', inputValue);
    return inputValue ? 
      R.filter(R.either(sameName, sameNumber), data) : 
      []; 
  });

getSuggestions(data, "voila");
getSuggestions(data, "00002");

*/

//Lewis plain js version 

/*
const value = "voila";

function getSuggestions(value) {
    const inputValue = value.trim().toLowerCase();
    const inputLength = inputValue.length;

    return inputLength === 0 ? [] : data.filter(billingClient =>
      (billingClient.client_number.toLowerCase().slice(0, inputLength) === inputValue) ||
      (billingClient.client_name.toLowerCase().slice(0, inputLength) === inputValue)
    );
  }

getSuggestions(value);
*/