IMDB movie to JSON

ImdbMovieParser.js

/* Go to movie page in IMDB using browser.
Paste this code to Browser JS console to turn movie page to JSON of the movie 
JSON compatible with: https://github.com/jsonmc/jsonmc */
var ImdbMovieParser = (function(){
	var parsePageForMovie = function(){
		var nameAndYear = document.querySelector("[class='title_wrapper']").children[0].innerText.split('(');
		var name = nameAndYear[0].trim();
		var year = nameAndYear[1].split(')')[0];
		year = parseInt(year);
		var runtime = document.querySelectorAll('time')[1].innerText.match(/\d+/g)[0];
		runtime = parseInt(runtime);
		var categoriesAndDate = Array.from(
			document.querySelectorAll('[class=subtext]')[0]
				.querySelectorAll('a')
			);
		var categories = categoriesAndDate
			.slice(0, -1)
			.map(
				e=>e.innerText
					.toLowerCase()
					.trim()
					.replace(/\s/g,'')
			);
		var release_date = (new Date(
				categoriesAndDate.pop().innerText.split('(')[0].trim()
			))
			.toISOString().split('T')[0];
		var director = document.querySelector("[class='credit_summary_item']").children[1].innerText;
		var writerParentNode = document.querySelectorAll('[class=credit_summary_item]')[1];
		var writerNodes = Array.from(writerParentNode.querySelectorAll('a'));
		if(writerParentNode.innerText.includes('more credit')){
			writerNodes = writerNodes.slice(0, -1);
		}
		var writer = writerNodes.map(e=>e.innerText);
		var actors = Array.from(
				document.querySelectorAll('[class=cast_list]')[0].querySelectorAll('tr')
			)
			.slice(1)
			.map(
				e=>e.querySelectorAll('td')[1].innerText
			);
		var storyline = document.querySelectorAll('.inline.canwrap')[0].innerText;

		return {
			"name" : name,
			"year" : year,
			"runtime" : runtime,
			"categories" : categories,
			"release-date" : release_date,
			"director" : director,
			"writer" : writer,
			"actors" : actors,
			"storyline" : storyline
		};
	}
	var prettyPrintJson = function(movie){
		return JSON.stringify(movie, null, 2);
	}

	var ImdbMovieParser = {
		__movie : null,
		parsePageForMovie : function(){ 
			ImdbMovieParser.__movie = parsePageForMovie();
			return ImdbMovieParser; 
		},
		getMovie : function(){
			return ImdbMovieParser.__movie;
		},
		getMovieFormatted : function(){
			return prettyPrintJson(ImdbMovieParser.__movie);
		},
		getFileName : function(){
			return (ImdbMovieParser.__movie.name.toLowerCase().replace(/\s/g,'-'))+'.json';
		}
	}
	return ImdbMovieParser;
})();

ImdbMovieParser.parsePageForMovie();
console.log(ImdbMovieParser.getFileName());
console.log(ImdbMovieParser.getMovieFormatted());