package org.litesoft.bo.attributes;

import org.litesoft.core.util.*;

import java.util.*;

public class Options implements PropertyOfAMD
{
    public static Options of( String... pOptions )
    {
        return UtilsCommon.isNotNullOrEmpty( pOptions ) ? new Options( pOptions ) : null;
    }

    public static String[] get( AttributeMetaData pAMD )
    {
        PropertyOfAMD zProperty = pAMD.getProperties().get( MAP_KEY );
        if ( zProperty != null )
        {
            return ((Options) zProperty).mValue;
        }
        return null;
    }

    public static Integer getLength( AttributeMetaData pAMD )
    {
        PropertyOfAMD zProperty = pAMD.getProperties().get( MAP_KEY );
        if ( zProperty != null )
        {
            return ((Options) zProperty).getLength();
        }
        return null;
    }

    private static final String MAP_KEY = "Options";

    private Integer mLength;

    private Integer getLength()
    {
        if ( mLength == null )
        {
            int zMax = 2;
            for ( String zEntry : mValue )
            {
                if ( zEntry != null )
                {
                    zMax = Math.max( zMax, zEntry.length() );
                }
            }
            mLength = zMax;
        }
        return mLength;
    }

    private Options( String[] pValue )
    {
        mValue = pValue;
    }

    private String[] mValue;

    @Override
    public String toString()
    {
        StringBuilder sb = new StringBuilder().append( MAP_KEY ).append( ".of( \"" ).append( mValue[0] ).append( '\"' );

        for ( int i = 1; i < mValue.length; i++ )
        {
            sb.append( ", \"" ).append( mValue[i] ).append( '\"' );

        }
        return sb.append( " )" ).toString();
    }

    public String getMapKey()
    {
        return MAP_KEY;
    }

    @Override
    public boolean equals( Object them )
    {
        return (this == them) || ((them != null) && (this.getClass() == them.getClass()) && Arrays.equals( this.mValue, ((Options) them).mValue ));
    }

    @Override
    public int hashCode()
    {
        return mValue.length;
    }
}