package com.camilstaps.taize;

import com.camilstaps.common.Date;
import com.camilstaps.common.DatedString;

import org.json.JSONException;
import org.json.JSONObject;

/**
 * A Podcast is linked to a Date and has a title and a URL
 * The title and the URL are held together in a JSON-encoded string, so that this class can extend DatedString
 * @author Camil Staps
 */
public class Podcast extends DatedString implements Comparable<Podcast> {

    public Podcast(Date date, String title, String url) throws JSONException {
        super(date, (new JSONObject()).put("title", title).put("url", url).toString());
    }

    /**
     * Get the JSON object from the string
     * @return
     */
    private JSONObject getJSONObject() {
        try {
            return new JSONObject(getString());
        } catch (JSONException e) {
            return null;
        }
    }

    /**
     * Get the title of the podcast
     * @return
     */
    public String getTitle() {
        try {
            return getJSONObject().getString("title");
        } catch (JSONException e) {
            return "";
        }
    }

    /**
     * Get the URL of the podcast
     * @return
     */
    public String getUrl() {
        try {
            return getJSONObject().getString("url");
        } catch (JSONException e) {
            return "";
        }
    }

    /**
     * Compare with another podcast by date
     * @param another
     * @return
     */
    @Override
    public int compareTo(Podcast another) {
        return getDate().compareTo(another.getDate());
    }
}