SevenDaysOfCodeJavaDay3.java

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.Stream;

class SevenDaysOfCodeJavaDay3 {
	
	public static record Movie (String title, String url, String imDbRating, String year) {}

	public static void main(String[] args) throws Exception {

		String apiKey = "<sua chave>";
		URI apiIMDB = URI.create("https://imdb-api.com/en/API/Top250TVs/" + apiKey);

		HttpClient client = HttpClient.newHttpClient();
		HttpRequest request = HttpRequest.newBuilder().uri(apiIMDB).build();

		HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
		String json = response.body();

		List<Movie> movies = parse(json);		
		
		System.out.println(movies.size());
		System.out.println(movies.get(0));
	}

	private static List<Movie> parse(String json) {
		String[] moviesArray = parseJsonMovies(json);

		List<String> titles = parseTitles(moviesArray);
		List<String> urlImages = parseUrlImages(moviesArray);
		List<String> ratings = parseRatings(moviesArray);
		List<String> years = parseYears(moviesArray);
		
		List<Movie> movies = new ArrayList<>(titles.size());
		
		for (int i =0; i < titles.size(); i++) {
			movies.add(new Movie(titles.get(i), urlImages.get(i) , ratings.get(i), years.get(i)));
		}
		return movies;
	}
	
	private static String[] parseJsonMovies(String json) {
		Matcher matcher = Pattern.compile(".*\\[(.*)\\].*").matcher(json);

		if (!matcher.matches()) {
			throw new IllegalArgumentException("no match in " + json);
		}

		String[] moviesArray = matcher.group(1).split("\\},\\{");
		moviesArray[0] = moviesArray[0].substring(1);
		int last = moviesArray.length - 1;
		String lastString = moviesArray[last];
		moviesArray[last] = lastString.substring(0, lastString.length() - 1);
		return moviesArray;
	}
	
	private static List<String> parseTitles(String[] moviesArray) {
		return parseAttribute(moviesArray, 3);
	}
	
	private static List<String> parseUrlImages(String[] moviesArray) {
		return parseAttribute(moviesArray, 5);
	}
	
	private static List<String> parseRatings(String[] moviesArray) {
		return parseAttribute(moviesArray, 7);
	}

	private static List<String> parseYears(String[] moviesArray) {
		return parseAttribute(moviesArray, 4);
	}
	
	
	private static List<String> parseAttribute(String[] jsonMovies, int pos) {
		return Stream.of(jsonMovies)
			.map(e -> e.split("\",\"")[pos]) 
			.map(e -> e.split(":\"")[1]) 
			.map(e -> e.replaceAll("\"", ""))
			.collect(Collectors.toList());
	}

}