/******************************************************************************
 * Copyright © 2013-2016 The Nxt Core Developers.                             *
 *                                                                            *
 * See the AUTHORS.txt, DEVELOPER-AGREEMENT.txt and LICENSE.txt files at      *
 * the top-level directory of this distribution for the individual copyright  *
 * holder information and the developer policies on copyright and licensing.  *
 *                                                                            *
 * Unless otherwise agreed in a custom licensing agreement, no part of the    *
 * Nxt software, including this file, may be copied, modified, propagated,    *
 * or distributed except according to the terms contained in the LICENSE.txt  *
 * file.                                                                      *
 *                                                                            *
 * Removal or modification of this copyright notice is prohibited.            *
 *                                                                            *
 ******************************************************************************/

package nxt.http;

import nxt.NxtException;
import nxt.PhasingVote;
import nxt.util.JSON;
import org.json.simple.JSONStreamAware;

import javax.servlet.http.HttpServletRequest;

public class GetPhasingPollVote extends APIServlet.APIRequestHandler  {
    static final GetPhasingPollVote instance = new GetPhasingPollVote();

    private GetPhasingPollVote() {
        super(new APITag[] {APITag.PHASING}, "transaction", "account");
    }

    @Override
    JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
        long transactionId = ParameterParser.getUnsignedLong(req, "transaction", true);
        long accountId = ParameterParser.getAccountId(req, true);

        PhasingVote phasingVote = PhasingVote.getVote(transactionId, accountId);
        if (phasingVote != null) {
            return JSONData.phasingPollVote(phasingVote);
        }
        return JSON.emptyJSON;
    }
}