/*
 * Firetweet - Twitter client for Android
 *
 *  Copyright (C) 2012-2015 Mariotaku Lee <mariotaku.lee@gmail.com>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package twitter4j.internal.json;

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

import twitter4j.Query;
import twitter4j.QueryResult;
import twitter4j.Status;
import twitter4j.TwitterException;
import twitter4j.http.HttpResponse;

import static twitter4j.internal.util.InternalParseUtil.getDouble;
import static twitter4j.internal.util.InternalParseUtil.getHTMLUnescapedString;
import static twitter4j.internal.util.InternalParseUtil.getInt;
import static twitter4j.internal.util.InternalParseUtil.getLong;
import static twitter4j.internal.util.InternalParseUtil.getRawString;
import static twitter4j.internal.util.InternalParseUtil.getURLDecodedString;

/**
 * A data class representing search API response
 *
 * @author Yusuke Yamamoto - yusuke at mac.com
 */
/* package */final class QueryResultJSONImpl extends ResponseListImpl<Status> implements QueryResult {

    private long sinceId;
    private long maxId;
    private String refreshUrl;
    private int resultsPerPage;
    private String warning;
    private double completedIn;
    private int page;
    private String query;

    /* package */QueryResultJSONImpl(final HttpResponse res) throws TwitterException {
        super(res);
        final JSONObject json = res.asJSONObject();
        try {
            final JSONObject search_metadata = json.getJSONObject("search_metadata");
            sinceId = getLong("since_id", search_metadata);
            maxId = getLong("max_id", search_metadata);
            refreshUrl = getHTMLUnescapedString("refresh_url", search_metadata);

            resultsPerPage = getInt("results_per_page", search_metadata);
            warning = getRawString("warning", search_metadata);
            completedIn = getDouble("completed_in", search_metadata);
            page = getInt("page", search_metadata);
            query = getURLDecodedString("query", search_metadata);
            final JSONArray array = json.getJSONArray("statuses");
            for (int i = 0, j = array.length(); i < j; i++) {
                final JSONObject tweet = array.getJSONObject(i);
                add(new StatusJSONImpl(tweet));
            }
        } catch (final JSONException jsone) {
            throw new TwitterException(jsone.getMessage() + ":" + json.toString(), jsone);
        }
    }

    /* package */QueryResultJSONImpl(final HttpResponse res, final Query query) {
        super(res);
        sinceId = query.getSinceId();
        resultsPerPage = query.getRpp();
        page = query.getPage();
    }

    @Override
    public boolean equals(final Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        final QueryResult that = (QueryResult) o;

        if (Double.compare(that.getCompletedIn(), completedIn) != 0) return false;
        if (maxId != that.getMaxId()) return false;
        if (page != that.getPage()) return false;
        if (resultsPerPage != that.getResultsPerPage()) return false;
        if (sinceId != that.getSinceId()) return false;
        if (!query.equals(that.getQuery())) return false;
        if (refreshUrl != null ? !refreshUrl.equals(that.getRefreshUrl()) : that.getRefreshUrl() != null)
            return false;
        if (warning != null ? !warning.equals(that.getWarning()) : that.getWarning() != null)
            return false;

        return true;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public double getCompletedIn() {
        return completedIn;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public long getMaxId() {
        return maxId;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public int getPage() {
        return page;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getQuery() {
        return query;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getRefreshUrl() {
        return refreshUrl;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public int getResultsPerPage() {
        return resultsPerPage;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public long getSinceId() {
        return sinceId;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getWarning() {
        return warning;
    }

    @Override
    public int hashCode() {
        int result = super.hashCode();
        long temp;
        result = 31 * result + (int) (sinceId ^ (sinceId >>> 32));
        result = 31 * result + (int) (maxId ^ (maxId >>> 32));
        result = 31 * result + (refreshUrl != null ? refreshUrl.hashCode() : 0);
        result = 31 * result + resultsPerPage;
        result = 31 * result + (warning != null ? warning.hashCode() : 0);
        temp = Double.doubleToLongBits(completedIn);
        result = 31 * result + (int) (temp ^ (temp >>> 32));
        result = 31 * result + page;
        result = 31 * result + (query != null ? query.hashCode() : 0);
        return result;
    }
}