/*

 * Copyright (C) 2007-2010 Júlio Vilmar Gesser.

 * Copyright (C) 2011, 2013-2021 The JavaParser Team.

 *

 * This file is part of JavaParser.

 *

 * JavaParser can be used either under the terms of

 * a) the GNU Lesser General Public License as published by

 *     the Free Software Foundation, either version 3 of the License, or

 *     (at your option) any later version.

 * b) the terms of the Apache License

 *

 * You should have received a copy of both licenses in LICENCE.LGPL and

 * LICENCE.APACHE. Please refer to those files for details.

 *

 * JavaParser 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 Lesser General Public License for more details.

 */

package com.github.javaparser.printer.concretesyntaxmodel;

import com.github.javaparser.ast.Node;

import com.github.javaparser.ast.comments.Comment;

import com.github.javaparser.printer.SourcePrinter;

import java.util.LinkedList;

import java.util.List;

import static com.github.javaparser.utils.PositionUtils.sortByBeginPosition;

public class CsmOrphanCommentsEnding implements CsmElement {

    @Override

    public void prettyPrint(Node node, SourcePrinter printer) {

        List<Node> everything = new LinkedList<>();

        everything.addAll(node.getChildNodes());

        sortByBeginPosition(everything);

        if (everything.isEmpty()) {

            return;

        }

        int commentsAtEnd = 0;

        boolean findingComments = true;

        while (findingComments && commentsAtEnd < everything.size()) {

            Node last = everything.get(everything.size() - 1 - commentsAtEnd);

            findingComments = (last instanceof Comment);

            if (findingComments) {

                commentsAtEnd++;

            }

        }

        for (int i = 0; i < commentsAtEnd; i++) {

            Comment c = (Comment)everything.get(everything.size() - commentsAtEnd + i);

            CsmComment.process(c, printer);

        }

    }

}