/*
 * Copyright (C) 2015-2018 Jolla Ltd.
 * Copyright (C) 2015-2018 Slava Monich <slava.monich@jolla.com>
 *
 * You may use this file under the terms of the BSD license as follows:
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *   * Neither the name of Jolla Ltd nor the names of its contributors
 *     may be used to endorse or promote products derived from this
 *     software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "BooksPos.h"

QVariant BooksPos::toVariant() const
{
    QVariantList list;
    list.append(iParagraphIndex);
    list.append(iElementIndex);
    list.append(iCharIndex);
    return QVariant::fromValue(list);
}

BooksPos BooksPos::fromVariant(QVariant aVariant)
{
    if (aVariant.isValid()) {
        QVariantList list = aVariant.toList();
        if (list.count() == 3) {
            bool ok = false;
            int paraIndex = list.at(0).toInt(&ok);
            if (ok) {
                int elemIndex = list.at(1).toInt(&ok);
                if (ok) {
                    int charIndex = list.at(2).toInt(&ok);
                    if (ok) {
                        return BooksPos(paraIndex, elemIndex, charIndex);
                    }
                }
            }
        }
    }
    return BooksPos();
}

QVariantList BooksPos::List::toVariantList() const
{
    QVariantList result;
    const int n = count();
    for (int i = 0; i < n; i++) {
        result.append(at(i).toVariant());
    }
    return result;
}

BooksPos::List BooksPos::List::fromVariant(QVariant aVariant, bool aStrict)
{
    List result;
    QVariantList list(aVariant.toList());
    const int n = list.count();
    for (int i = 0; i < n; i++) {
        BooksPos pos(BooksPos::fromVariant(list.at(i)));
        if (pos.valid()) {
            result.append(pos);
        } else if (aStrict) {
            return List();
        }
    }
    return result;
}