/******************************************************************************
 * Product: Adempiere ERP & CRM Smart Business Solution                       *
 * Copyright (C) 1999-2006 ComPiere, Inc. All Rights Reserved.                *
 * This program is free software; you can redistribute it and/or modify it    *
 * under the terms version 2 of the GNU General Public License as published   *
 * by the Free Software Foundation. This program is distributed in the hope   *
 * that it will be useful, but WITHOUT ANY WARRANTY; without even the implied *
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.           *
 * See the GNU General Public License for more details.                       *
 * You should have received a copy of the GNU General Public License along    *
 * with this program; if not, write to the Free Software Foundation, Inc.,    *
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.                     *
 * For the text or an alternative of this public license, you may reach us    *
 * ComPiere, Inc., 2620 Augustine Dr. #245, Santa Clara, CA 95054, USA        *
 * or via info@compiere.org or http://www.compiere.org/license.html           *
 *****************************************************************************/
package org.compiere.process;

import java.math.BigDecimal;
import java.sql.SQLException;
import java.util.Iterator;
import java.util.logging.Level;

import org.compiere.model.I_C_BPartner;
import org.compiere.model.MBPartner;
import org.compiere.model.MInvoice;
import org.compiere.model.MPayment;
import org.compiere.model.MProcessPara;
import org.compiere.model.Query;
import org.compiere.util.AdempiereUserError;
import org.compiere.util.Msg;


/**
 *	Validate Business Partner
 *	
 *  @author Jorg Janke
 *  @version $Id: BPartnerValidate.java,v 1.2 2006/07/30 00:51:02 jjanke Exp $
 *  FR: [ 2214883 ] Remove SQL code and Replace for Query - red1, teo_sarca
 */
@org.adempiere.base.annotation.Process
public class BPartnerValidate extends SvrProcess
{
	/**	BPartner ID			*/
	int p_C_BPartner_ID = 0;
	/** BPartner Group		*/
	int p_C_BP_Group_ID = 0;	

	/**
	 *	Prepare
	 */
	protected void prepare ()
	{
		p_C_BPartner_ID = getRecord_ID();
		ProcessInfoParameter[] para = getParameter();
		for (int i = 0; i < para.length; i++)
		{
			String name = para[i].getParameterName();
			if (para[i].getParameter() == null)
				;
			else if (name.equals("C_BPartner_ID"))
				p_C_BPartner_ID = para[i].getParameterAsInt();
			else if (name.equals("C_BP_Group_ID"))
				p_C_BP_Group_ID = para[i].getParameterAsInt();
			else
				MProcessPara.validateUnknownParameter(getProcessInfo().getAD_Process_ID(), para[i]);
		}
	}	//	prepare

	/**
	 * 	Process
	 *	@return info
	 *	@throws Exception
	 */
	protected String doIt () throws Exception
	{
		if (log.isLoggable(Level.INFO)) log.info("C_BPartner_ID=" + p_C_BPartner_ID + ", C_BP_Group_ID=" + p_C_BP_Group_ID); 
		if (p_C_BPartner_ID == 0 && p_C_BP_Group_ID == 0)
			throw new AdempiereUserError (Msg.getMsg(getCtx(), "BPartnerGroupNotSelected"));
		
		if (p_C_BP_Group_ID == 0)
		{
			MBPartner bp = new MBPartner (getCtx(), p_C_BPartner_ID, get_TrxName());
			if (bp.get_ID() == 0)
				throw new AdempiereUserError (Msg.getMsg(getCtx(), "BPartnerNotFound") + " - C_BPartner_ID=" + p_C_BPartner_ID);
			checkBP (bp);
		}
		else
		{
			final String whereClause = "C_BP_Group_ID=?";
		 	Iterator<MBPartner> it = new Query(getCtx(), I_C_BPartner.Table_Name, whereClause, get_TrxName())
			.setParameters(p_C_BP_Group_ID)
	 		.setOnlyActiveRecords(true)
			.iterate();
		 	while(it.hasNext())
		 	{
		 		checkBP(it.next());
		 	}
		}
		//
		return "OK";
	}	//	doIt

	/**
	 * 	Check BP
	 *	@param bp bp
	 * @throws SQLException 
	 */
	private void checkBP (MBPartner bp) throws SQLException
	{
		addLog(0, null, null, bp.getName() + ":");
		//	See also VMerge.postMerge
		checkPayments(bp);
		checkInvoices(bp);
		//	
		bp.setTotalOpenBalance();
		bp.setActualLifeTimeValue();
		bp.saveEx();
		//
		addLog(0, null, bp.getSO_CreditUsed(), Msg.getElement(getCtx(), "SO_CreditUsed"));
		addLog(0, null, bp.getTotalOpenBalance(), Msg.getElement(getCtx(), "TotalOpenBalance"));
		addLog(0, null, bp.getActualLifeTimeValue(), Msg.getElement(getCtx(), "ActualLifeTimeValue"));
		//
		commitEx();
	}	//	checkBP
	
	
	/**
	 * 	Check Payments
	 *	@param bp business partner
	 */
	private void checkPayments (MBPartner bp)
	{
		//	See also VMerge.postMerge
		int changed = 0;
		MPayment[] payments = MPayment.getOfBPartner(getCtx(), bp.getC_BPartner_ID(), get_TrxName());
		for (int i = 0; i < payments.length; i++) 
		{
			MPayment payment = payments[i];
			if (payment.testAllocation())
			{
				payment.saveEx();
				changed++;
			}
		}
		if (changed != 0)
			addLog(0, null, new BigDecimal(payments.length), 
				Msg.getElement(getCtx(), "C_Payment_ID") + " - #" + changed);
	}	//	checkPayments

	/**
	 * 	Check Invoices
	 *	@param bp business partner
	 */
	private void checkInvoices (MBPartner bp)
	{
		//	See also VMerge.postMerge
		int changed = 0;
		MInvoice[] invoices = MInvoice.getOfBPartner(getCtx(), bp.getC_BPartner_ID(), get_TrxName());
		for (int i = 0; i < invoices.length; i++) 
		{
			MInvoice invoice = invoices[i];
			if (invoice.testAllocation())
			{
				invoice.saveEx();
				changed++;
			}
		}
		if (changed != 0)
			addLog(0, null, new BigDecimal(invoices.length), 
				Msg.getElement(getCtx(), "C_Invoice_ID") + " - #" + changed);
	}	//	checkInvoices
	
}	//	BPartnerValidate