/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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
 *
 *   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.apache.myfaces.examples.listexample;

import java.io.Serializable;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

import javax.faces.component.UIComponent;
import javax.faces.component.UIData;
import javax.faces.component.html.HtmlDataTable;
import javax.faces.event.ActionEvent;

/**
 * DOCUMENT ME!
 * @author Thomas Spiegl (latest modification by $Author: skitching $)
 * @version $Revision: 673833 $ $Date: 2008-07-03 23:58:05 +0200 (Thu, 03 Jul 2008) $
 */
public class SimpleCountry implements Serializable
{
    /**
     * serial id for serialisation versioning
     */
    private static final long serialVersionUID = 1L;
    private long _id;
    private String _name;
    private String _isoCode;
    private BigDecimal _size;
    private boolean _remove = false;
    private List _cities;
    private String mSortCitiesColumn;
    private boolean mIsSortCitiesAscending;
    
    public SimpleCountry(long id, String name, String isoCode, BigDecimal size, SimpleCity[] cities)
    {
        _id = id;
        _name = name;
        _isoCode = isoCode;
        _size = size;

        if (cities != null)
            _cities = new ArrayList(Arrays.asList(cities));
        else
            _cities = new ArrayList();
    }

    public long getId()
    {
        return _id;
    }

    public String getName()
    {
        return _name;
    }

    public String getIsoCode()
    {
        return _isoCode;
    }

    public BigDecimal getSize()
    {
        return _size;
    }

    public List getCities()
    {
        if (mSortCitiesColumn != null)
        {
            Collections.sort(_cities, new Comparator()
            {
                public int compare(Object arg0, Object arg1)
                {
                    SimpleCity lhs;
                    SimpleCity rhs;
                    if (isSortCitiesAscending())
                    {
                        lhs = (SimpleCity) arg0;
                        rhs = (SimpleCity) arg1;
                    }
                    else
                    {
                        rhs = (SimpleCity) arg0;
                        lhs = (SimpleCity) arg1;
                    }
                    String lhsName = lhs.getName();
                    String rhsName = rhs.getName();
                    if (lhsName != null)
                    {
                        if(rhsName != null)
                        {
                            return lhsName.compareToIgnoreCase(rhsName);
                        }
                        return -1;
                    }
                    else if (rhsName != null)
                    {
                        return 1;
                    }
                    return 0;
                }
            });
        }
        return _cities;
    }

    public void setId(long id)
    {
        _id = id;
    }

    public void setIsoCode(String isoCode)
    {
        _isoCode = isoCode;
    }

    public void setName(String name)
    {
        _name = name;
    }

    public void setSize(BigDecimal size)
    {
        _size = size;
    }

    public boolean isRemove()
    {
        return _remove;
    }

    public void setRemove(boolean remove)
    {
        _remove = remove;
    }

    public String addCity()
    {
        getCities().add(new SimpleCity());
        return null;
    }

    public void deleteCity(ActionEvent ev)
    {
        UIData datatable = findParentHtmlDataTable(ev.getComponent());
        getCities().remove(datatable.getRowIndex() + datatable.getFirst());
    }

    public void setSortCitiesColumn(String columnName)
    {
        mSortCitiesColumn = columnName;
    }

    /**
     * @return Returns the sortCitiesColumn.
     */
    public String getSortCitiesColumn()
    {
        return mSortCitiesColumn;
    }

    public boolean isSortCitiesAscending()
    {
        return mIsSortCitiesAscending;
    }

    /**
     * @param isSortCitiesAscending The isSortCitiesAscending to set.
     */
    public void setSortCitiesAscending(boolean isSortCitiesAscending)
    {
        mIsSortCitiesAscending = isSortCitiesAscending;
    }

    /**
     * @param component
     * @return
     */
    private HtmlDataTable findParentHtmlDataTable(UIComponent component)
    {
        if (component == null)
        {
            return null;
        }
        if (component instanceof HtmlDataTable)
        {
            return (HtmlDataTable) component;
        }
        return findParentHtmlDataTable(component.getParent());
    }
}