package eirb.pg203.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;

import org.json.JSONArray;
import org.json.JSONObject;

public class JSONFetcher {

  private static String fetchString(URL url) throws IOException{
    StringBuilder result = new StringBuilder();
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("GET");
    try (BufferedReader reader = new BufferedReader(
            new InputStreamReader(conn.getInputStream()))) {
      for (String line; (line = reader.readLine()) != null; ) {
        result.append(line);
      }
    }

    return result.toString();
  }
  
  public static JSONObject fetch(URL url) throws IOException {
    String result =  fetchString(url);

    return new JSONObject(result);
  }

  public static JSONArray fetchArray(URL url) throws IOException {
    String result =  fetchString(url);

    return new JSONArray(result);
  }
}