index.js

var db = require('./db.js').db;

function checkCountryCode(number, value){
	return ((number[0] === "+" || number[0] === "(") && number.indexOf(value.code) === 1) || number.indexOf(value.code) === 0 || (number[0] === "0" && number[1] === "0") && number.indexOf(value.code) === 2;
}

module.exports = {
	numberToInformation: function(number){
		return db.reduce(function(obj, value, index){
		    if(checkCountryCode(number, value)){
		    	var returnObj = Number(obj.code) > Number(value.code) ? obj : value;
		    	returnObj.operator = value.operators.filter(function(data){
		    		if(number.indexOf(data.code) === (number.indexOf(value.code) + value.code.length)){
		    			data.isValid = number.length - (number.indexOf(value.code) + value.code.length) == data.isValid;
		    			return true;	
		    		}
		    		return false;
		    	})[0];
		    	delete value.operators;
		    	delete value.example;
				return returnObj;	
			}
			return obj;
		}, {});
	},
	countryToInformation: function(name){
		return db.filter(function(value){
			return name.toLowerCase() === value.name.toLowerCase()
		})[0];
	}
};