/*
 *  Copyright 2018 Anyware Services
 *
 *  Licensed 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
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  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.ametys.cms.tag;

import java.util.HashMap;
import java.util.Map;

import org.ametys.runtime.i18n.I18nizableText;

/**
 * This class represent a CMS Tag
 */
public class CMSTag implements Tag
{
    private String _id;
    private String _name;
    private I18nizableText _title;
    private I18nizableText _description;
    private TagVisibility _visibility;
    private TagTargetType _targetType;
    private Map<String, CMSTag> _tags;
    private CMSTag _parent;

    /** Tag visibility */
    public enum TagVisibility
    {
        /** Public tag. */
        PUBLIC,
        /** Private tag. */
        PRIVATE;
    }

    /**
     * Constructor
     * @param id The id of the tag. The id must be unique.
     * @param name The name of the tag. The name must be unique. The name is the same as the id except for JCR tag.
     * @param parent The parent tag (can be null if the tag has no parent)
     * @param title the tag title
     * @param description the tag description
     * @param target the type of target
     */
    public CMSTag(String id, String name, CMSTag parent, I18nizableText title, I18nizableText description, TagTargetType target)
    {
        this(id, name, parent, title, description, TagVisibility.PUBLIC, target);
    }
    
    /**
     * Constructor
     * @param id The id of the tag. The id must be unique.
     * @param name The name of the tag. The name must be unique. The name is the same as the id except for JCR tag.
     * @param parent The parent tag (can be null if the tag has no parent)
     * @param title the tag title
     * @param description the tag description
     * @param visibility the tag visibility.
     * @param target The type of target
     */
    public CMSTag(String id, String name, CMSTag parent, I18nizableText title, I18nizableText description, TagVisibility visibility, TagTargetType target)
    {
        _id = id;
        _name = name;
        _parent = parent;
        _title = title;
        _description = description;
        _visibility = visibility;
        _targetType = target;
    }
    
    @Override
    public String getId ()
    {
        return _id;
    }
    
    @Override
    public String getName ()
    {
        return _name;
    }
    
    @Override
    public I18nizableText getTitle()
    {
        return _title;
    }
    
    @Override
    public I18nizableText getDescription()
    {
        return _description;
    }
    
    @Override
    public String getParentName()
    {
        return _parent != null ? _parent.getName() : null;
    }
    
    @SuppressWarnings("unchecked")
    @Override
    public CMSTag getParent()
    {
        return _parent;
    }
    
    @Override
    public void addTag(Tag tag)
    {
        if (_tags == null)
        {
            _tags = new HashMap<>();
        }
        
        _tags.put(tag.getId(), (CMSTag) tag);
    }
    
    @Override
    public Map<String, CMSTag> getTags()
    {
        if (_tags == null)
        {
            _tags = new HashMap<>();
        }
        
        return _tags;
    }
    
    @SuppressWarnings("unchecked")
    @Override
    public CMSTag getTag(String tagId)
    {
        if (_tags == null)
        {
            _tags = new HashMap<>();
        }
        
        return _tags.get(tagId);
    }
    
    @Override
    public boolean hasTag(String tagId)
    {
        if (_tags == null)
        {
            _tags = new HashMap<>();
        }
        
        return _tags.containsKey(tagId);
    }
    
    /**
     * Retrieves the visibility type.
     * @return the visibility type.
     */
    public TagVisibility getVisibility()
    {
        return _visibility;
    }
    
    /**
     * Set the visibility type.
     * @param visibility the visibility to set.
     */
    public void setVisibility(TagVisibility visibility)
    {
        _visibility = visibility;
    }
    
    /**
     * Retrieves the target type.
     * @return the target type.
     */
    public TagTargetType getTarget()
    {
        return _targetType;
    }
    
    /**
     * Set the target type.
     * @param target the target to set.
     */
    public void setTarget(TagTargetType target)
    {
        _targetType = target;
    }

    @SuppressWarnings("unchecked")
    @Override
    public void setTags(Map<String, ? extends Tag> tags)
    {
        _tags = (Map<String, CMSTag>) tags;
    }
}