// This Source Code is in the Public Domain per: http://unlicense.org
package org.litesoft.orsup.lazyeval;

import org.litesoft.core.simpletypes.currency.*;

public class LazyEvalSimpleMoney
{
    private Money mMoney;
    private String m_java_lang_String;

    public Money getMoney()
    {
        if ( (mMoney == null) && (m_java_lang_String != null) )
        {
            mMoney = parse( m_java_lang_String );
        }
        return mMoney;
    }

    public void setMoney( Money pMoney )
    {
        mMoney = pMoney;
        m_java_lang_String = null;
    }

    public String get_java_lang_String()
    {
        if ( (m_java_lang_String == null) && (mMoney != null) )
        {
            m_java_lang_String = mMoney.getCurrency() + ":" + mMoney;
        }
        return m_java_lang_String;
    }

    public void set_java_lang_String( String p_java_lang_String )
    {
        m_java_lang_String = p_java_lang_String;
        mMoney = null;
    }

    private Money parse( String pString )
    {
        Currency zCurrency;
        int zColonAt = pString.indexOf( ':' );
        if ( zColonAt == -1 )
        {
            zCurrency = Currency.US;
        }
        else
        {
            String zCode = pString.substring( 0, zColonAt );
            if ( null == (zCurrency = Currency.get( zCode )) )
            {
                throw new IllegalStateException( "Currency Code '" + zCode + "' is not defined" );
            }
            pString = pString.substring( zColonAt + 1 );
        }
        return Money.fromString( zCurrency, pString );
    }
}