/*
 *   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
 *
 *     https://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.directory.fortress.core.model;


import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlType;
import java.util.Enumeration;
import java.util.List;
import java.util.Objects;
import java.util.Properties;

/**
 * A class for passing configuration information.
 */
@XmlRootElement(name = "fortConfiguration")
@XmlAccessorType(XmlAccessType.FIELD)
@XmlType(name = "configuration", propOrder =
{
        "name",
        "props",
        "uidNumber",
        "gidNumber"
})
public class Configuration extends FortEntity
{

    public Configuration()
    {
    }

    public Configuration(String name, Properties props)
    {
        this.name = name;
        addProperties( props );
    }

    private String name;
    private Props props = new Props();
    private String uidNumber;
    private String gidNumber;


    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    /**
     * Gets the value of the Props property.  This method is used by Fortress Core and Rest and should not be called by external programs.
     *
     * @return possible object is {@link Props }
     *
     */
    public Props getProps()
    {
        return props;
    }


    /**
     * Sets the value of the Props property.  This method is used by Fortress Core and Rest and should not be called by external programs.
     *
     * @param value allowed object is {@link Props }
     *
     */
    public void setProps( Props value )
    {
        this.props = value;
    }


    /**
     * Add name/value pair to list of properties associated with Configuration node.  These values are not constrained by Fortress.
     * Properties are optional.
     *
     * @param key   contains property name and maps to 'ftProps' attribute in 'ftProperties' aux object class.
     * @param value The property value to add
     */
    public void addProperty( String key, String value )
    {
        Props.Entry entry = new Props.Entry();
        entry.setKey( key );
        entry.setValue( value );
        props.getEntry().add( entry );
    }


    /**
     * Get a name/value pair attribute from list of properties associated with Configuration node.  These values are not constrained by Fortress.
     * Properties are optional.
     *
     * @param key contains property name and maps to 'ftProps' attribute in 'ftProperties' aux object class.
     * @return value containing name/value pair that maps to 'ftProps' attribute in 'ftProperties' aux object class.
     */
    public String getProperty( String key )
    {
        List<Props.Entry> props = this.props.getEntry();
        Props.Entry keyObj = new Props.Entry();
        keyObj.setKey( key );

        String value = null;
        int indx = props.indexOf( keyObj );

        if ( indx != -1 )
        {
            Props.Entry entry = props.get( props.indexOf( keyObj ) );
            value = entry.getValue();
        }

        return value;
    }


    /**
     * Add new collection of name/value pairs to attributes associated with Configuration node.  These values are not constrained by Fortress.
     * Properties are optional.
     *
     * @param props contains collection of name/value pairs and maps to 'ftProps' attribute in 'ftProperties' aux object class.
     */
    public void addProperties( Properties props )
    {
        if ( props != null )
        {
            for (Enumeration<?> e = props.propertyNames(); e.hasMoreElements(); )
            {
                // This LDAP attr is stored as a name-value pair separated by a ':'.
                String key = ( String ) e.nextElement();
                String val = props.getProperty( key );
                addProperty( key, val );
            }
        }
    }


    /**
     * Return the collection of name/value pairs to attributes associated with Configuration node.  These values are not constrained by Fortress.
     * Properties are optional.
     *
     * @return Properties contains collection of name/value pairs and maps to 'ftProps' attribute in 'ftProperties' aux object class.
     */
    public Properties getProperties()
    {
        Properties properties = null;
        List<Props.Entry> props = this.props.getEntry();

        if ( props.size() > 0 )
        {
            properties = new Properties();

            for ( Props.Entry entry : props )
            {
                String key = entry.getKey();
                String val = entry.getValue();
                properties.setProperty( key, val );
            }
        }

        return properties;
    }

    public String getUidNumber() {
        return uidNumber;
    }

    public void setUidNumber(String uidNumber) {
        this.uidNumber = uidNumber;
    }

    public String getGidNumber() {
        return gidNumber;
    }

    public void setGidNumber(String gidNumber) {
        this.gidNumber = gidNumber;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        Configuration that = (Configuration) o;
        return Objects.equals(name, that.name);
    }

    @Override
    public int hashCode() {
        return Objects.hash(name);
    }
}

