/**
 * Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright ownership. Apereo
 * licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the License at the
 * following location:
 *
 * <p>http://www.apache.org/licenses/LICENSE-2.0
 *
 * <p>Unless required by applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apereo.portal.portlet.container.properties;

import javax.servlet.http.HttpServletRequest;
import org.apereo.portal.IUserPreferencesManager;
import org.apereo.portal.IUserProfile;
import org.apereo.portal.layout.dao.IStylesheetDescriptorDao;
import org.apereo.portal.layout.om.IStylesheetDescriptor;
import org.apereo.portal.portlet.om.IPortletWindow;
import org.apereo.portal.portlet.rendering.IPortletRenderer;
import org.apereo.portal.user.IUserInstance;
import org.apereo.portal.user.IUserInstanceManager;
import org.apereo.portal.utils.Populator;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class ThemeNameRequestPropertiesManager extends BaseRequestPropertiesManager {

    private IUserInstanceManager userInstanceManager;

    @Autowired
    public void setUserInstanceManager(IUserInstanceManager userInstanceManager) {
        this.userInstanceManager = userInstanceManager;
    }

    private IStylesheetDescriptorDao stylesheetDao;

    @Autowired
    public void setStylesheetDescriptorDao(IStylesheetDescriptorDao stylesheetDao) {
        this.stylesheetDao = stylesheetDao;
    }

    @Override
    public <P extends Populator<String, String>> void populateRequestProperties(
            HttpServletRequest portletRequest,
            IPortletWindow portletWindow,
            P propertiesPopulator) {

        // get the current user profile
        IUserInstance ui = userInstanceManager.getUserInstance(portletRequest);
        IUserPreferencesManager upm = ui.getPreferencesManager();
        IUserProfile profile = upm.getUserProfile();

        // get the theme for this profile
        long themeId = profile.getThemeStylesheetId();
        IStylesheetDescriptor theme = stylesheetDao.getStylesheetDescriptor(themeId);

        // set the theme name as a portlet response property
        final String themeName = theme.getName();
        propertiesPopulator.put(IPortletRenderer.THEME_NAME_PROPERTY, themeName);
    }
}