/**
 * 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.layout.dlm;

import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.Set;
import org.apereo.portal.layout.om.IStylesheetUserPreferences;
import org.w3c.dom.Document;

/**
 * A user's layout and meta-data about that layout
 *
 */
public class DistributedUserLayout {
    private final Document layout;
    private final Set<String> fragmentNames;
    private final IStylesheetUserPreferences distributedStructureStylesheetUserPreferences;
    private final IStylesheetUserPreferences distributedThemeStylesheetUserPreferences;

    /**
     * This constructor seems to be used with fragment owners.
     *
     * @param layout
     */
    public DistributedUserLayout(Document layout) {
        this.layout = layout;
        this.fragmentNames = Collections.emptySet();
        this.distributedStructureStylesheetUserPreferences = null;
        this.distributedThemeStylesheetUserPreferences = null;
    }

    /**
     * This constructor seems to be used with non-fragment owners.
     *
     * @param layout
     */
    public DistributedUserLayout(
            Document layout,
            Set<String> fragmentNames,
            IStylesheetUserPreferences distributedStructureStylesheetUserPreferences,
            IStylesheetUserPreferences distributedThemeStylesheetUserPreferences) {
        this.layout = layout;
        this.fragmentNames = Collections.unmodifiableSet(new LinkedHashSet<String>(fragmentNames));
        this.distributedStructureStylesheetUserPreferences =
                distributedStructureStylesheetUserPreferences;
        this.distributedThemeStylesheetUserPreferences = distributedThemeStylesheetUserPreferences;
    }

    /** @return The layout document */
    public Document getLayout() {
        return this.layout;
    }

    public IStylesheetUserPreferences getDistributedStructureStylesheetUserPreferences() {
        return this.distributedStructureStylesheetUserPreferences;
    }

    public IStylesheetUserPreferences getDistributedThemeStylesheetUserPreferences() {
        return this.distributedThemeStylesheetUserPreferences;
    }
}