APITest.java

import okhttp3.*;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.ResponseBody;

import java.io.IOException;


public class APITest {

    int remainingCards;
    boolean shuffled;
    private String deckID;

    // Constructor method
    public APITest(String deckID, int remainingCards, Boolean shuffled) {
        this.deckID = deckID;
        this.remainingCards = remainingCards;
        this.shuffled = shuffled;
    }

    public static void main(String[] args) throws IOException {
        OkHttpClient client = new OkHttpClient().newBuilder()
                .build();
        MediaType mediaType = MediaType.parse("text/plain");
        RequestBody body = RequestBody.create(mediaType, "");
        Request request = new Request.Builder()
                .url("https://www.deckofcardsapi.com/api/deck/new/shuffle/?deck_count=1")
                .build();
        try {
            Response response = client.newCall(request).execute();

            ResponseBody responseBody = response.body();

            // Converting responseBody into a string
            if (responseBody != null) {
                String responseBodyString = responseBody.string();
                String[] newString = responseBodyString.split(",");
                // Storing values from responseBody and adding and creating an example class as a test
                String deckID = newString[1].split(":")[1].trim();
                int remainingCards = Integer.parseInt(newString[2].split(":")[1].trim());
                String tempShuffled = newString[3].split(":")[1].trim();
                Boolean shuffled = Boolean.parseBoolean(tempShuffled.replace("}", ""));
                APITest temp = new APITest(deckID, remainingCards, shuffled);
                // Printing out values to check if properly added
                System.out.println(temp.deckID);
                System.out.println(temp.remainingCards);
                System.out.println(temp.shuffled);
                }

            // Check if everything was successful
            int statusCode = response.code();
            if (statusCode == 200) {
                System.out.println("Success!");
            } else {
                System.out.print("Failed");
            }

        } catch (IOException e) {
            throw new IOException(e);
        }
    }
}