#=====================================================================
# SQL-Ledger Accounting
# Copyright (C) 2003
#
#  Author: Dieter Simader
#   Email: dsimader@sql-ledger.org
#     Web: http://www.sql-ledger.org
#
#  Contributors:
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.
#======================================================================
#
# Overpayment function
# used in AR, AP, IS, IR, OE, CP
#
#======================================================================

package OP;

sub overpayment {
  my ($self, $myconfig, $form, $dbh, $amount, $ml) = @_;
 
  my $fxamount = $form->round_amount($amount * $form->{exchangerate}, 2);
  my ($paymentaccno) = split /--/, $form->{account};
  
  my $vc_id = "$form->{vc}_id";

  my $uid = time;
  $uid .= $form->{login};

  # add AR/AP header transaction with a payment
  $query = qq|INSERT INTO $form->{arap} (invnumber, employee_id)
	      VALUES ('$uid', (SELECT id FROM employee
			     WHERE login = '$form->{login}'))|;
  $dbh->do($query) || $form->dberror($query);

  $query = qq|SELECT id FROM $form->{arap}
	    WHERE invnumber = '$uid'|;
  $sth = $dbh->prepare($query);
  $sth->execute || $form->dberror($query);

  ($uid) = $sth->fetchrow_array;
  $sth->finish;

  my $invnumber = $form->{invnumber};
  if (! $invnumber) {
    $invnumber = $form->update_defaults($myconfig, ($form->{arap} eq 'ar') ? "sinumber" : "vinumber", $dbh);
  }
  
  $query = qq|UPDATE $form->{arap} set
	      invnumber = |.$dbh->quote($invnumber).qq|,
	      $vc_id = $form->{"$form->{vc}_id"},
	      transdate = '$form->{datepaid}',
	      datepaid = '$form->{datepaid}',
	      duedate = '$form->{datepaid}',
	      netamount = 0,
	      amount = 0,
	      paid = $fxamount,
	      curr = '$form->{currency}',
	      department_id = $form->{department_id}
	      WHERE id = $uid|;
  $dbh->do($query) || $form->dberror($query);

  # add AR/AP
  ($accno) = split /--/, $form->{$form->{ARAP}};
  
  $query = qq|INSERT INTO acc_trans (trans_id, chart_id, transdate, amount)
	      VALUES ($uid, (SELECT id FROM chart
			     WHERE accno = '$accno'),
	      '$form->{datepaid}', $fxamount * $ml)|;
  $dbh->do($query) || $form->dberror($query);

  # add payment
  $query = qq|INSERT INTO acc_trans (trans_id, chart_id, transdate,
	      amount, source, memo)
	      VALUES ($uid, (SELECT id FROM chart
			     WHERE accno = '$paymentaccno'),
		'$form->{datepaid}', $amount * $ml * -1, |
		.$dbh->quote($form->{source}).qq|, |
		.$dbh->quote($form->{memo}).qq|)|;
  $dbh->do($query) || $form->dberror($query);

  # add exchangerate difference
  if ($fxamount != $amount) {
    $query = qq|INSERT INTO acc_trans (trans_id, chart_id, transdate,
		amount, cleared, fx_transaction)
		VALUES ($uid, (SELECT id FROM chart
			       WHERE accno = '$paymentaccno'),
	      '$form->{datepaid}', ($fxamount - $amount) * $ml * -1,
	      '1', '1')|;
    $dbh->do($query) || $form->dberror($query);
  }
  
  my %audittrail = ( tablename  => $form->{arap},
                     reference  => $invnumber,
		     formname   => ($form->{arap} eq 'ar') ? 'deposit' : 'pre-payment',
		     action     => 'posted',
		     id         => $uid );
 
  $form->audittrail($dbh, "", \%audittrail);
  
}


1;