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Liferay Message Boards Service
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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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.liferay.message.boards.model.impl;

import com.liferay.message.boards.model.MBCategory;
import com.liferay.message.boards.model.MBMessage;
import com.liferay.message.boards.model.MBMessageDisplay;
import com.liferay.message.boards.model.MBThread;
import com.liferay.message.boards.model.MBTreeWalker;
import com.liferay.message.boards.service.MBMessageLocalService;
import com.liferay.portal.kernel.workflow.WorkflowConstants;
import com.liferay.portal.util.PropsValues;

import java.util.Comparator;

/**
 * @author Brian Wing Shun Chan
 * @author Shuyang Zhou
 */
public class MBMessageDisplayImpl implements MBMessageDisplay {

	public MBMessageDisplayImpl(
		long userId, MBMessage message, MBMessage parentMessage,
		MBCategory category, MBThread thread, int status,
		MBMessageLocalService messageLocalService,
		Comparator comparator) {

		_message = message;
		_parentMessage = parentMessage;
		_category = category;
		_thread = thread;

		_treeWalker = new MBTreeWalkerImpl(
			userId, message.getThreadId(), status, messageLocalService,
			comparator);

		int dicussionMessagesCount = 0;

		if (message.isDiscussion() &&
			(PropsValues.DISCUSSION_MAX_COMMENTS > 0)) {

			dicussionMessagesCount =
				messageLocalService.getDiscussionMessagesCount(
					message.getClassName(), message.getClassPK(),
					WorkflowConstants.STATUS_APPROVED);
		}

		_discussionMessagesCount = dicussionMessagesCount;
	}

	@Override
	public MBCategory getCategory() {
		return _category;
	}

	@Override
	public MBMessage getMessage() {
		return _message;
	}

	@Override
	public MBMessage getParentMessage() {
		return _parentMessage;
	}

	@Override
	public MBThread getThread() {
		return _thread;
	}

	@Override
	public MBTreeWalker getTreeWalker() {
		return _treeWalker;
	}

	@Override
	public boolean isDiscussionMaxComments() {
		if (_message.isDiscussion() &&
			(PropsValues.DISCUSSION_MAX_COMMENTS > 0) &&
			(PropsValues.DISCUSSION_MAX_COMMENTS <= _discussionMessagesCount)) {

			return true;
		}

		return false;
	}

	private final MBCategory _category;
	private final int _discussionMessagesCount;
	private final MBMessage _message;
	private final MBMessage _parentMessage;
	private final MBThread _thread;
	private final MBTreeWalker _treeWalker;

}