path: root/LedgerSMB/OE.pm

#=====================================================================
# LedgerSMB 
# Small Medium Business Accounting software
# http://www.ledgersmb.org/
# 
# Copyright (C) 2006
# This work contains copyrighted information from a number of sources all used
# with permission.
#
# This file contains source code included with or based on SQL-Ledger which
# is Copyright Dieter Simader and DWS Systems Inc. 2000-2005 and licensed
# under the GNU General Public License version 2 or, at your option, any later
# version.  For a full list including contact information of contributors,
# maintainers, and copyright holders, see the CONTRIBUTORS file.
#
# Original Copyright Notice from SQL-Ledger 2.6.17 (before the fork):
# Copyright (C) 2001
#
#  Author: DWS Systems Inc.
#     Web: http://www.sql-ledger.org
#
#  Contributors:
#
#======================================================================
#
# This file has undergone  whitespace cleanup 
# 
#======================================================================
#
# Order entry module
# Quotation
#
#======================================================================

package OE;


sub transactions {
    my ($self, $myconfig, $form) = @_;

    # connect to database
    my $dbh = $form->{dbh};
 
    my $query;
    my $null;
    my $var;
    my $ordnumber = 'ordnumber';
    my $quotation = '0';
    my $department;
  
    my $rate = ($form->{vc} eq 'customer') ? 'buy' : 'sell';

    ($form->{transdatefrom}, $form->{transdateto}) = 
        $form->from_to($form->{year}, $form->{month}, $form->{interval})
            if $form->{year} && $form->{month};

    if ($form->{type} =~ /_quotation$/) {
        $quotation = '1';
        $ordnumber = 'quonumber';
    }
  
    my $number = $form->like(lc $form->{$ordnumber});
    my $name = $form->like(lc $form->{$form->{vc}});
    my @dptargs = ();
  
    for (qw(department employee)) {
        if ($form->{$_}) {
            ($null, $var) = split /--/, $form->{$_};
            $department .= " AND o.${_}_id = ?";
            push @dptargs, $var;
        }
    }

    if ($form->{vc} == 'customer'){ # Sanitize $form->{vc}
        $form->{vc} = 'customer';
    } else {
        $form->{vc} = 'vendor';
    }
    my $query = qq|
        SELECT o.id, o.ordnumber, o.transdate, o.reqdate,
            o.amount, ct.name, o.netamount, o.$form->{vc}_id,
            ex.$rate AS exchangerate, o.closed, o.quonumber, 
            o.shippingpoint, o.shipvia, e.name AS employee, 
            m.name AS manager, o.curr, o.ponumber
        FROM oe o
        JOIN $form->{vc} ct ON (o.$form->{vc}_id = ct.id)
        LEFT JOIN employee e ON (o.employee_id = e.id)
        LEFT JOIN employee m ON (e.managerid = m.id)
        LEFT JOIN exchangerate ex 
            ON (ex.curr = o.curr AND ex.transdate = o.transdate)
        WHERE o.quotation = ?
        $department|;

    my @queryargs = @dptargs;
    unshift @queryargs, $quotation;

    my %ordinal = ( 
        id => 1,
        ordnumber => 2,
        transdate => 3,
        reqdate => 4,
        name => 6,
        quonumber => 11,
        shipvia => 13,
        employee => 14,
        manager => 15,
        curr => 16,
        ponumber => 17);

    my @a = (transdate, $ordnumber, name);
    push @a, "employee" if $form->{l_employee};
    if ($form->{type} !~ /(ship|receive)_order/) {
        push @a, "manager" if $form->{l_manager};
    }
    my $sortorder = $form->sort_order(\@a, \%ordinal);
  
    # build query if type eq (ship|receive)_order
    if ($form->{type} =~ /(ship|receive)_order/) {
    
        my ($warehouse, $warehouse_id) = split /--/, $form->{warehouse};

        $query =  qq|
            SELECT DISTINCT o.id, o.ordnumber, o.transdate,
                o.reqdate, o.amount, ct.name, o.netamount, 
                o.$form->{vc}_id, ex.$rate AS exchangerate,
                o.closed, o.quonumber, o.shippingpoint, 
                o.shipvia, e.name AS employee, o.curr, 
                o.ponumber
            FROM oe o
            JOIN $form->{vc} ct ON (o.$form->{vc}_id = ct.id)
            JOIN orderitems oi ON (oi.trans_id = o.id)
            JOIN parts p ON (p.id = oi.parts_id)|;

        if ($warehouse_id && $form->{type} eq 'ship_order') {
            $query .= qq|
                JOIN inventory i ON (oi.parts_id = i.parts_id)
                |;
        }

        $query .= qq|
            LEFT JOIN employee e ON (o.employee_id = e.id)
            LEFT JOIN exchangerate ex 
                ON (ex.curr = o.curr 
                    AND ex.transdate = o.transdate)
            WHERE o.quotation = '0'
            AND (p.inventory_accno_id > 0 OR p.assembly = '1')
            AND oi.qty != oi.ship
            $department|;
        @queryargs = @dptargs; #reset @queryargs
         
        if ($warehouse_id && $form->{type} eq 'ship_order') {
            $query .= qq| 
                AND i.warehouse_id = ?
                AND ( 
                    SELECT SUM(i.qty)
                    FROM inventory i
                    WHERE oi.parts_id = i.parts_id
                    AND i.warehouse_id = ? 
                ) > 0|;
            push(@queryargs, $warehouse_id, $warehouse_id);
        }

    }

    if ($form->{"$form->{vc}_id"}) {
        $query .= qq| AND o.$form->{vc}_id = $form->{"$form->{vc}_id"}|;
    } elsif ($form->{$form->{vc}} ne "") {
        $query .= " AND lower(ct.name) LIKE ?";
            push @queryargs, $name;
    }   

    if ($form->{$ordnumber} ne "") {
        $query .= " AND lower(?) LIKE ?";
        push @queryargs, $ordnumber, $number;
        $form->{open} = 1;
        $form->{closed} = 1;
    }
    if ($form->{ponumber} ne "") {
        $query .= " AND lower(ponumber) LIKE ?";
        push @queryargs, $form->{ponumber};
    }

    if (!$form->{open} && !$form->{closed}) {
        $query .= " AND o.id = 0";
    } elsif (!($form->{open} && $form->{closed})) {
        $query .= ($form->{open}) ? 
            " AND o.closed = '0'" : " AND o.closed = '1'";
    }

    if ($form->{shipvia} ne "") {
        $var = $form->like(lc $form->{shipvia});
        $query .= " AND lower(o.shipvia) LIKE ?";
        push @queryargs, $var;
    }

    if ($form->{description} ne "") {
        $var = $form->like(lc $form->{description});
        $query .= " AND o.id IN (SELECT DISTINCT trans_id
                             FROM orderitems
                 WHERE lower(description) LIKE '$var')";
        push @queryargs, $var;
    }

    if ($form->{transdatefrom}) {
        $query .= " AND o.transdate >= ?";
        push @queryargs, $form->{transdatefrom};
    }
    if ($form->{transdateto}) {
        $query .= " AND o.transdate <= ?";
        push @queryargs, $form->{transdateto};
    }

    $query .= " ORDER by $sortorder";

    my $sth = $dbh->prepare($query);
    $sth->execute(@queryargs) || $form->dberror($query);

    my %oid = ();
    while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
        $ref->{exchangerate} = 1 unless $ref->{exchangerate};
        if ($ref->{id} != $oid{id}{$ref->{id}}) {
            push @{ $form->{OE} }, $ref;
            $oid{vc}{$ref->{curr}}{$ref->{"$form->{vc}_id"}}++;
        }
        $oid{id}{$ref->{id}} = $ref->{id};
    }
    $sth->finish;

    $dbh->commit;

    if ($form->{type} =~ /^consolidate_/) {
        @a = ();
        foreach $ref (@{ $form->{OE} }) { 
            push @a, $ref if $oid{vc}{$ref->{curr}}
                {$ref->{"$form->{vc}_id"}} > 1;
        }

    @{ $form->{OE} } = @a;
    }

}



sub save {
    my ($self, $myconfig, $form) = @_;
  
    $form->db_prepare_vars("quonumber", "transdate", "vendor_id",
        "customer_id", "reqdate", "taxincluded", "shippingpoint",
        "shipvia", "currency", "closed", "department_id",
        "employee_id", "language_code", "ponumber", "terms");
    # connect to database, turn off autocommit
    my $dbh = $form->{dbh};
    my @queryargs;
    my $quotation;
    my $ordnumber;
    my $numberfld;
    $form->{vc} = ($form->{vc} eq 'customer') ? 'customer': 'vendor';
    if ($form->{type} =~ /_order$/) {
        $quotation = "0";
        $ordnumber = "ordnumber";
        $numberfld = ($form->{vc} eq 'customer') ? "sonumber" : 
            "ponumber";
    } else {
        $quotation = "1";
        $ordnumber = "quonumber";
        $numberfld = ($form->{vc} eq 'customer') ? "sqnumber" : 
            "rfqnumber";
    }

    $form->{"$ordnumber"} = $form->update_defaults(
        $myconfig, $numberfld, $dbh) 
            unless $form->{ordnumber}; 

    
    my $query;
    my $sth;
    my $null;
    my $exchangerate = 0;

    ($null, $form->{employee_id}) = split /--/, $form->{employee};
    if (! $form->{employee_id}) {
        ($form->{employee}, $form->{employee_id}) = 
            $form->get_employee($dbh);
        $form->{employee} = "$form->{employee}--$form->{employee_id}";
    }

    my $ml = ($form->{type} eq 'sales_order') ? 1 : -1;

    $query = qq|
        SELECT p.assembly, p.project_id
        FROM parts p WHERE p.id = ?|;
    my $pth = $dbh->prepare($query) || $form->dberror($query);

 
    if ($form->{id}) {
        $query = qq|SELECT id FROM oe WHERE id = $form->{id}|;

        if ($dbh->selectrow_array($query)) {
            &adj_onhand($dbh, $form, $ml) 
                if $form->{type} =~ /_order$/;
      
            $query = qq|DELETE FROM orderitems WHERE trans_id = ?|;
            $sth = $dbh->prepare($query); 
            $sth->execute($form->{id}) || $form->dberror($query);

            $query = qq|DELETE FROM shipto WHERE trans_id = ?|;
            $sth = $dbh->prepare($query);
            $sth->execute($form->{id}) || $form->dberror($query);
      
        } else { # id is not in the database
            $form->{id} = undef; 
        }
            
    }
 
    my $did_insert = 0;
    if (! $form->{id}) {
    
        my $uid = localtime;
        $uid .= "$$";
        if (!$form->{reqdate}){
            $form->{reqdate} = undef;
        }
        if (!$form->{transdate}){
            $form->{transdate} = "now";
        }
    
        $query = qq|
            INSERT INTO oe 
                (ordnumber, quonumber, transdate, vendor_id, 
                customer_id, reqdate, shippingpoint, shipvia,
                notes, intnotes, curr, closed, department_id,
                employee_id, language_code, ponumber, terms,
                quotation)
            VALUES 
                (?, ?, ?, ?,
                ?, ?, ?, ?,
                ?, ?, ?, ?, ?,
                ?, ?, ?, ?, ?)|;
        @queryargs = (
            $form->{ordnumber}, $form->{quonumber},
            $form->{transdate}, $form->{vendor_id},
            $form->{customer_id}, $form->{reqdate},
            $form->{shippingpoint}, $form->{shipvia},
            $form->{notes}, $form->{intnotes}, $form->{curr},
            $form->{closed}, $form->{department_id}, 
            $form->{employee_id}, $form->{language_code}, 
            $form->{ponumber}, $form->{terms}, $quotation);
        $sth = $dbh->prepare($query);
        $sth->execute(@queryargs) || $form->dberror($query);
        $sth->finish;
   
        $query = qq|SELECT currval('id')|;
        $sth = $dbh->prepare($query);
        $sth->execute || $form->dberror($query);
        ($form->{id}) = $sth->fetchrow_array;
        $sth->finish;
        @queries = $form->get_custom_queries('oe', 'INSERT');

        for (@queries){
            $query = shift (@{$_});
            $sth = $dbh->prepare($query) 
                || $form->db_error($query);
            $sth->execute(@{$_}, $form->{id})
                || $form->dberror($query);;
            $sth->finish;
            $did_insert = 1;
        }
    }

    my $amount;
    my $linetotal;
    my $discount;
    my $project_id;
    my $taxrate;
    my $taxamount;
    my $fxsellprice;
    my %taxbase;
    my @taxaccounts;
    my %taxaccounts;
    my $netamount = 0;

    my $rowcount = $form->{rowcount};
    for my $i (1 .. $rowcount) {
        $form->db_prepare_vars("orderitems_id_$i", "id_$i", 
            "description_$i", "project_id_$i", "ship_$i");

        for (qw(qty ship)) { 
            $form->{"${_}_$i"} = $form->parse_amount(
                $myconfig, $form->{"${_}_$i"}
            ); 
        }
     
        $form->{"discount_$i"} = $form->parse_amount(
            $myconfig, $form->{"discount_$i"}
            ) / 100;

        $form->{"sellprice_$i"} = $form->parse_amount(
            $myconfig, $form->{"sellprice_$i"}
            );
 
        if ($form->{"qty_$i"}) {
            $pth->execute($form->{"id_$i"});
            $ref = $pth->fetchrow_hashref(NAME_lc);
            for (keys %$ref) { $form->{"${_}_$i"} = $ref->{$_} }
            $pth->finish;

            $fxsellprice = $form->{"sellprice_$i"};

            my ($dec) = ($form->{"sellprice_$i"} =~ /\.(\d+)/);
            $dec = length $dec;
            my $decimalplaces = ($dec > 2) ? $dec : 2;

            $discount = $form->round_amount(
                $form->{"sellprice_$i"} * 
                    $form->{"discount_$i"}, 
                $decimalplaces
                );
            $form->{"sellprice_$i"} = $form->round_amount(
                $form->{"sellprice_$i"} - $discount, 
                $decimalplaces
                );

            $linetotal = $form->round_amount(
                $form->{"sellprice_$i"} * $form->{"qty_$i"}, 2
            );
      
            @taxaccounts = split / /, $form->{"taxaccounts_$i"};
            $taxrate = 0;
            $taxdiff = 0;
      
            for (@taxaccounts) { $taxrate += $form->{"${_}_rate"} }

            if ($form->{taxincluded}) {
                $taxamount = $linetotal * $taxrate 
                    / (1 + $taxrate);
                $taxbase = $linetotal - $taxamount;
                # we are not keeping a natural price, 
                # do not round
                $form->{"sellprice_$i"} = 
                    $form->{"sellprice_$i"} 
                        * (1 / (1 + $taxrate));
            } else {
                $taxamount = $linetotal * $taxrate;
                $taxbase = $linetotal;
            }

            if (@taxaccounts && $form->round_amount($taxamount, 2) 
                    == 0) {
                if ($form->{taxincluded}) {
                    foreach $item (@taxaccounts) {
                        $taxamount = 
                            $form->round_amount(

                            $linetotal 
                            * $form->{"${item}_rate"} 
                            / (1 + abs(
                                $form->{"${item}_rate"}
                            )), 2
                        );

                        $taxaccounts{$item} += 
                            $taxamount;
                        $taxdiff += $taxamount; 

                        $taxbase{$item} += $taxbase;
                    }
                    $taxaccounts{$taxaccounts[0]} 
                        += $taxdiff;
                } else {
                    foreach $item (@taxaccounts) {
                        $taxaccounts{$item} += 
                            $linetotal * 
                            $form->{"${item}_rate"};
                        $taxbase{$item} += $taxbase;
                    }
                }
            } else {
                foreach $item (@taxaccounts) {
                    $taxaccounts{$item} += 
                        $taxamount * 
                        $form->{"${item}_rate"} / 
                        $taxrate;
                    $taxbase{$item} += $taxbase;
                }
            }


            $netamount += $form->{"sellprice_$i"} 
                * $form->{"qty_$i"};
      
            if ($form->{"projectnumber_$i"} ne "") {
                ($null, $project_id) 
                    = split /--/, 
                        $form->{"projectnumber_$i"};
                }
            $project_id = $form->{"project_id_$i"} 
                if $form->{"project_id_$i"};

            if (!$form->{"reqdate_$i"}){
                $form->{"reqdate_$i"} = undef;
            }

            @queryargs = ();
            # save detail record in orderitems table
            $query = qq|INSERT INTO orderitems (|;
            if ($form->{"orderitems_id_$i"}){
                $query .= "id, ";
            }
            $query .= qq|
                trans_id, parts_id, description, qty, sellprice,
                discount, unit, reqdate, project_id, ship, 
                serialnumber, notes)
                        VALUES (|;
            if ($form->{"orderitems_id_$i"}){
                $query .= "?, ";
                push @queryargs, $form->{"orderitems_id_$i"};
            }
                $query .= qq| ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)|;
            $sth = $dbh->prepare($query);
            push (@queryargs, 
                $form->{id}, $form->{"id_$i"},
                $form->{"description_$i"}, $form->{"qty_$i"},
                $fxsellprice, $form->{"discount_$i"},
                $form->{"unit_$i"}, $form->{"reqdate_$i"},
                $project_id, $form->{"ship_$i"}, 
                $form->{"serialnumber_$i"}, 
                $form->{"notes_$i"});
            $sth->execute(@queryargs) || $form->dberror($query);

            $form->{"sellprice_$i"} = $fxsellprice;
        }
        $form->{"discount_$i"} *= 100;
    }


    # set values which could be empty
    for (qw(vendor_id customer_id taxincluded closed quotation)) 
        { $form->{$_} *= 1 }

    # add up the tax
    my $tax = 0;
    for (keys %taxaccounts) { $tax += $taxaccounts{$_} }
  
    $amount = $form->round_amount($netamount + $tax, 2);
    $netamount = $form->round_amount($netamount, 2);

    if ($form->{currency} eq $form->{defaultcurrency}) {
        $form->{exchangerate} = 1;
    } else {
        $exchangerate = $form->check_exchangerate(
            $myconfig, $form->{currency}, $form->{transdate}, 
            ($form->{vc} eq 'customer') ? 'buy' : 'sell');
    }
  
    $form->{exchangerate} = ($exchangerate) ? $exchangerate : 
        $form->parse_amount($myconfig, $form->{exchangerate});
  
  
    ($null, $form->{department_id}) = split(/--/, $form->{department});
    for (qw(department_id terms)) { $form->{$_} *= 1 }
    if ($did_insert){
        $query = qq|
            UPDATE oe SET 
                amount = ?,
                netamount = ?,
                taxincluded = ?
            WHERE id = ?|;
        @queryargs = ($amount, $netamount, $form->{taxincluded},
                $form->{id});
    } else {
        # save OE record
        $query = qq|
            UPDATE oe set
                ordnumber = ?, 
                quonumber = ?,
                transdate = ?,
                vendor_id = ?,
                customer_id = ?, 
                amount = ?, 
                netamount = ?,
                reqdate = ?,
                taxincluded = ?, 
                shippingpoint = ?, 
                shipvia = ?, 
                notes = ?, 
                intnotes = ?, 
                curr = ?, 
                closed = ?, 
                quotation = ?, 
                department_id = ?, 
                employee_id = ?, 
                language_code = ?, 
                ponumber = ?, 
                terms = ?
            WHERE id = ?|;

        if (!$form->{reqdate}){
            $form->{reqdate} = undef;
        }
    
        @queryargs = ($form->{ordnumber},
            $form->{quonumber}, 
            $form->{transdate}, 
            $form->{vendor_id},
            $form->{customer_id}, 
            $amount, 
            $netamount, 
            $form->{reqdate},
            $form->{taxincluded}, 
            $form->{shippingpoint}, 
            $form->{shipvia},
            $form->{notes}, 
            $form->{intnotes}, 
            $form->{currency},
            $form->{closed}, 
            $quotation, 
            $form->{department_id},
            $form->{employee_id}, 
            $form->{language_code},
            $form->{ponumber}, 
            $form->{terms}, 
            $form->{id});
    }
    $sth = $dbh->prepare($query);
    $sth->execute(@queryargs) || $form->dberror($query);

    if (!$did_insert){
        @queries = $form->get_custom_queries('oe', 'UPDATE');
        for (@queries){
            my $query = shift @{$_};
            $sth = $dbh->prepare($query);
            $sth->execute (@{$_}, $form->{id});
            $sth->finish;
        }
    }


    $form->{ordtotal} = $amount;

    # add shipto
    $form->{name} = $form->{$form->{vc}};
    $form->{name} =~ s/--$form->{"$form->{vc}_id"}//;
    $form->add_shipto($dbh, $form->{id});

    # save printed, emailed, queued
    $form->save_status($dbh); 
    
    if (($form->{currency} ne $form->{defaultcurrency}) && !$exchangerate) {
        if ($form->{vc} eq 'customer') {
            $form->update_exchangerate(
                    $dbh, 
                    $form->{currency}, 
                    $form->{transdate}, 
                    $form->{exchangerate}, 
                    0);
        }
        if ($form->{vc} eq 'vendor') {
            $form->update_exchangerate(
                    $dbh, 
                    $form->{currency}, 
                    $form->{transdate}, 
                    0, 
                    $form->{exchangerate});
        }
    }
  

    if ($form->{type} =~ /_order$/) {
        # adjust onhand
        &adj_onhand($dbh, $form, $ml * -1);
        &adj_inventory($dbh, $myconfig, $form);
    }

        my %audittrail = ( 
            tablename   => 'oe',
            reference   => ($form->{type} =~ /_order$/) 
                ? $form->{ordnumber} : $form->{quonumber},
            formname    => $form->{type},
            action      => 'saved',
            id      => $form->{id} );

    $form->audittrail($dbh, "", \%audittrail);

    $form->save_recurring($dbh, $myconfig);
  
    my $rc = $dbh->commit;

    $rc;
}



sub delete {
    my ($self, $myconfig, $form, $spool) = @_;

    # connect to database
    my $dbh = $form->{dbh};

    # delete spool files
    my $query = qq|
        SELECT spoolfile FROM status
        WHERE trans_id = ?
        AND spoolfile IS NOT NULL|;
    $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);

    my $spoolfile;
    my @spoolfiles = ();

    while (($spoolfile) = $sth->fetchrow_array) {
        push @spoolfiles, $spoolfile;
    }
    $sth->finish;


    $query = qq|
        SELECT o.parts_id, o.ship, p.inventory_accno_id, p.assembly
        FROM orderitems o
        JOIN parts p ON (p.id = o.parts_id)
        WHERE trans_id = ?|;
    $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);

    if ($form->{type} =~ /_order$/) {
        $ml = ($form->{type} eq 'purchase_order') ? -1 : 1;
        while (my ($id, $ship, $inv, $assembly) 
                = $sth->fetchrow_array) {
            $form->update_balance(
                $dbh,
                "parts",
                "onhand",
                "id = $id",
                $ship * $ml) 
                    if ($inv || $assembly);
        }
    }
    $sth->finish;

    # delete inventory
    $query = qq|DELETE FROM inventory WHERE trans_id = ?|;
    $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);
    $sth->finish;
  
    # delete status entries
    $query = qq|DELETE FROM status WHERE trans_id = ?|;
    $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);
    $sth->finish;
  
    # delete OE record
    $query = qq|DELETE FROM oe WHERE id = ?|;
    $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);
    $sth->finish;

    # delete individual entries
    $query = qq|DELETE FROM orderitems WHERE trans_id = ?|;
    $sth->finish;

    $query = qq|DELETE FROM shipto WHERE trans_id = ?|;
    $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);
    $sth->finish;
  
    my %audittrail = ( 
            tablename   => 'oe',
            reference   => ($form->{type} =~ /_order$/) 
                ? $form->{ordnumber} : $form->{quonumber},
            formname    => $form->{type},
                action      => 'deleted',
                id      => $form->{id} );

    $form->audittrail($dbh, "", \%audittrail);
  
    my $rc = $dbh->commit;
    $dbh->disconnect;

    if ($rc) {
        foreach $spoolfile (@spoolfiles) {
            unlink "$spool/$spoolfile" if $spoolfile;
        }
    }
  
    $rc;
  
}



sub retrieve {
    my ($self, $myconfig, $form) = @_;
  
  # connect to database
    my $dbh = $form->{dbh};

    my $query;
    my $sth;
    my $var;
    my $ref;

    $query = qq|SELECT curr, current_date FROM defaults|;
    ($form->{currencies}, $form->{transdate}) = 
        $dbh->selectrow_array($query);
  
    if ($form->{id}) {
    
        # retrieve order
        $query = qq|
            SELECT o.ordnumber, o.transdate, o.reqdate, o.terms,
                        o.taxincluded, o.shippingpoint, o.shipvia, 
                o.notes, o.intnotes, o.curr AS currency, 
                e.name AS employee, o.employee_id,
                o.$form->{vc}_id, vc.name AS $form->{vc}, 
                o.amount AS invtotal, o.closed, o.reqdate, 
                o.quonumber, o.department_id, 
                d.description AS department, o.language_code, 
                o.ponumber
            FROM oe o
            JOIN $form->{vc} vc ON (o.$form->{vc}_id = vc.id)
            LEFT JOIN employee e ON (o.employee_id = e.id)
            LEFT JOIN department d ON (o.department_id = d.id)
            WHERE o.id = ?|;
        $sth = $dbh->prepare($query);
        $sth->execute($form->{id}) || $form->dberror($query);

        $ref = $sth->fetchrow_hashref(NAME_lc);
        for (keys %$ref) { $form->{$_} = $ref->{$_} }
        $sth->finish;
   
        $query = qq|SELECT * FROM shipto WHERE trans_id = ?|;
        $sth = $dbh->prepare($query);
        $sth->execute($form->{id}) || $form->dberror($query);

        $ref = $sth->fetchrow_hashref(NAME_lc);
        for (keys %$ref) { $form->{$_} = $ref->{$_} }
        $sth->finish;

        # get printed, emailed and queued
        $query = qq|
            SELECT s.printed, s.emailed, s.spoolfile, s.formname
            FROM status s
            WHERE s.trans_id = ?|;
        $sth = $dbh->prepare($query);
        $sth->execute($form->{id}) || $form->dberror($query);

        while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
            $form->{printed} .= "$ref->{formname} " 
                if $ref->{printed};
            $form->{emailed} .= "$ref->{formname} " 
                if $ref->{emailed};
            $form->{queued} .= "$ref->{formname} $ref->{spoolfile} "
                if $ref->{spoolfile};
        }
        $sth->finish;
        for (qw(printed emailed queued)) { $form->{$_} =~ s/ +$//g }


        # retrieve individual items
        $query = qq|
            SELECT o.id AS orderitems_id, p.partnumber, p.assembly, 
                o.description, o.qty, o.sellprice, 
                o.parts_id AS id, o.unit, o.discount, p.bin,
                o.reqdate, o.project_id, o.ship, o.serialnumber,
                o.notes, pr.projectnumber, pg.partsgroup, 
                p.partsgroup_id, p.partnumber AS sku,
                p.listprice, p.lastcost, p.weight, p.onhand,
                p.inventory_accno_id, p.income_accno_id, 
                p.expense_accno_id, t.description 
                    AS partsgrouptranslation
            FROM orderitems o
            JOIN parts p ON (o.parts_id = p.id)
            LEFT JOIN project pr ON (o.project_id = pr.id)
            LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
            LEFT JOIN translation t 
                ON (t.trans_id = p.partsgroup_id 
                    AND t.language_code = ?)
            WHERE o.trans_id = ?
            ORDER BY o.id|;
        $sth = $dbh->prepare($query);
        $sth->execute($form->{language_code}, $form->{id}) 
            || $form->dberror($query);

        # foreign exchange rates
        &exchangerate_defaults($dbh, $form);

        # query for price matrix
        my $pmh = &price_matrix_query($dbh, $form);
    
        # taxes
        $query = qq|
            SELECT c.accno FROM chart c
            JOIN partstax pt ON (pt.chart_id = c.id)
            WHERE pt.parts_id = ?|;
        my $tth = $dbh->prepare($query) || $form->dberror($query);
   
        my $taxrate;
        my $ptref;
        my $sellprice;
        my $listprice;
    
        while ($ref = $sth->fetchrow_hashref(NAME_lc)) {

            ($decimalplaces) = ($ref->{sellprice} =~ /\.(\d+)/);
            $decimalplaces = length $decimalplaces;
            $decimalplaces = ($decimalplaces > 2) ? 
                $decimalplaces : 2;

            $tth->execute($ref->{id});
            $ref->{taxaccounts} = "";
            $taxrate = 0;
      
            while ($ptref = $tth->fetchrow_hashref(NAME_lc)) {
                $ref->{taxaccounts} .= "$ptref->{accno} ";
                $taxrate += $form->{"$ptref->{accno}_rate"};
            }
            $tth->finish;
            chop $ref->{taxaccounts};

            # preserve price
            $sellprice = $ref->{sellprice};
      
            # multiply by exchangerate
            $ref->{sellprice} = $form->round_amount(
                $ref->{sellprice} * $form->{$form->{currency}}, 
                $decimalplaces
                );
      
            for (qw(listprice lastcost)) { 
                $ref->{$_} = $form->round_amount(
                    $ref->{$_} / $form->{$form->{currency}},
                    $decimalplaces
                    ); 
            }
      
            # partnumber and price matrix
            &price_matrix(
                $pmh, $ref, $form->{transdate}, $decimalplaces, 
                $form, $myconfig);

            $ref->{sellprice} = $sellprice;

            $ref->{partsgroup} = $ref->{partsgrouptranslation} 
                if $ref->{partsgrouptranslation};
      
            push @{ $form->{form_details} }, $ref;
      
        }
        $sth->finish;

        # get recurring transaction
        $form->get_recurring($dbh);

        @queries = $form->get_custom_queries('oe', 'SELECT');
        for (@queries){
            $query = shift @{$_};
            $sth = $form->{dbh}->prepare($query);
            $sth->execute($form->{id});
            $ref = $sth->fetchrow_hashref(NAME_lc);
            for (keys %{$ref}){
                $form->{$_} = $ref->{$_};
            }
        }
        $form->{dbh}->commit;
    } else {

        # get last name used
        $form->lastname_used($myconfig, $dbh, $form->{vc}) 
            unless $form->{"$form->{vc}_id"};

        delete $form->{notes};

    }

    $dbh->commit;

}


sub price_matrix_query {
    my ($dbh, $form) = @_;

    my $query;
    my $sth;

    my @queryargs;

    if ($form->{customer_id}) {
        my $defaultcurrency = $form->{dbh}->quote(
                $form->{defaultcurrency});
        my $customer_id = $form->{dbh}->quote($form->{customer_id});
        $query = qq|
            SELECT p.id AS parts_id, 0 AS customer_id, 
                0 AS pricegroup_id, 0 AS pricebreak, 
                p.sellprice, NULL AS validfrom, NULL AS validto,
                $defaultcurrency AS curr, '' AS pricegroup
                FROM parts p
            WHERE p.id = ?

            UNION

                SELECT p.*, g.pricegroup
            FROM partscustomer p
            LEFT JOIN pricegroup g ON (g.id = p.pricegroup_id)
            WHERE p.parts_id = ?
            AND p.customer_id = $customer_id

            UNION

            SELECT p.*, g.pricegroup
            FROM partscustomer p
            LEFT JOIN pricegroup g ON (g.id = p.pricegroup_id)
            JOIN customer c ON (c.pricegroup_id = g.id)
            WHERE p.parts_id = ?
            AND c.id = $customer_id

            UNION

            SELECT p.*, '' AS pricegroup
            FROM partscustomer p
            WHERE p.customer_id = 0
            AND p.pricegroup_id = 0
            AND p.parts_id = ?

            ORDER BY customer_id DESC, pricegroup_id DESC, 
                pricebreak
            |;
        $sth = $dbh->prepare($query) || $form->dberror($query);
    } elsif ($form->{vendor_id}) {
        my $vendor_id = $form->{dbh}->quote($form->{vendor_id});
        # price matrix and vendor's partnumber
        $query = qq|
            SELECT partnumber
            FROM partsvendor
            WHERE parts_id = ?
            AND vendor_id = $vendor_id|;
        $sth = $dbh->prepare($query) || $form->dberror($query);
    }
  
    $sth;
}


sub price_matrix {
    my ($pmh, $ref, $transdate, $decimalplaces, $form, $myconfig) = @_;
    $ref->{pricematrix} = "";
    my $customerprice;
    my $pricegroupprice;
    my $sellprice;
    my $mref;
    my %p = ();
  
    # depends if this is a customer or vendor
    if ($form->{customer_id}) {
        $pmh->execute($ref->{id}, $ref->{id}, $ref->{id}, $ref->{id});

        while ($mref = $pmh->fetchrow_hashref(NAME_lc)) {

            # check date
            if ($mref->{validfrom}) {
                next if $transdate < $form->datetonum(
                    $myconfig, $mref->{validfrom});
            }
            if ($mref->{validto}) {
                next if $transdate > $form->datetonum(
                    $myconfig, $mref->{validto});
            }

            # convert price
            $sellprice = $form->round_amount($mref->{sellprice} 
                * $form->{$mref->{curr}}, $decimalplaces);
      
            if ($mref->{customer_id}) {
                $ref->{sellprice} = $sellprice 
                    if !$mref->{pricebreak};
                $p{$mref->{pricebreak}} = $sellprice;
                $customerprice = 1;
            }

            if ($mref->{pricegroup_id}) {
                if (! $customerprice) {
                    $ref->{sellprice} = $sellprice 
                        if !$mref->{pricebreak};
                    $p{$mref->{pricebreak}} = $sellprice;
                }
                $pricegroupprice = 1;
            }

            if (!$customerprice && !$pricegroupprice) {
                $p{$mref->{pricebreak}} = $sellprice;
            }

        }
        $pmh->finish;

        if (%p) {
            if ($ref->{sellprice}) {
                $p{0} = $ref->{sellprice};
        }
            for (sort { $a <=> $b } keys %p) { 
                $ref->{pricematrix} .= "${_}:$p{$_} "; 
            }
        } else {
            if ($init) {
                $ref->{sellprice} = $form->round_amount(
                    $ref->{sellprice}, $decimalplaces);
            } else {
                $ref->{sellprice} = $form->round_amount(
                    $ref->{sellprice} * 
                        (1 - $form->{tradediscount}), 
                        $decimalplaces);
            }
            $ref->{pricematrix} = "0:$ref->{sellprice} " 
                if $ref->{sellprice};
        }
        chop $ref->{pricematrix};

    }


    if ($form->{vendor_id}) {
        $pmh->execute($ref->{id});
    
        $mref = $pmh->fetchrow_hashref(NAME_lc);

        if ($mref->{partnumber} ne "") {
            $ref->{partnumber} = $mref->{partnumber};
        }

        if ($mref->{lastcost}) {
            # do a conversion
            $ref->{sellprice} = $form->round_amount(
                $mref->{lastcost} * $form->{$mref->{curr}}, 
                $decimalplaces);
        }
        $pmh->finish;

        $ref->{sellprice} *= 1;

        # add 0:price to matrix
        $ref->{pricematrix} = "0:$ref->{sellprice}";

    }

}


sub exchangerate_defaults {
    my ($dbh2, $form) = @_;
    $dbh = $form->{dbh};
    my $var;
    my $buysell = ($form->{vc} eq "customer") ? "buy" : "sell";
  
    # get default currencies
    my $query = qq|SELECT substr(curr,1,3), curr FROM defaults|;
    ($form->{defaultcurrency}, $form->{currencies}) 
        = $dbh->selectrow_array($query);

    $query = qq|
        SELECT $buysell
        FROM exchangerate
        WHERE curr = ?
        AND transdate = ?|;
    my $eth1 = $dbh->prepare($query) || $form->dberror($query);
    $query = qq~
        SELECT max(transdate || ' ' || $buysell || ' ' || curr)
        FROM exchangerate
        WHERE curr = ?~;
    my $eth2 = $dbh->prepare($query) || $form->dberror($query);

    # get exchange rates for transdate or max
    foreach $var (split /:/, substr($form->{currencies},4)) {
        $eth1->execute($var, $form->{transdate});
        ($form->{$var}) = $eth1->fetchrow_array;
        if (! $form->{$var} ) {
            $eth2->execute($var);
      
            ($form->{$var}) = $eth2->fetchrow_array;
            ($null, $form->{$var}) = split / /, $form->{$var};
            $form->{$var} = 1 unless $form->{$var};
            $eth2->finish;
        }
        $eth1->finish;
    }

    $form->{$form->{currency}} = $form->{exchangerate} 
        if $form->{exchangerate};
    $form->{$form->{currency}} ||= 1;
    $form->{$form->{defaultcurrency}} = 1;
      
}


sub order_details {
    my ($self, $myconfig, $form) = @_;

    # connect to database
    my $dbh = $form->dbconnect($myconfig);
    my $query;
    my $sth;
    
    my $item;
    my $i;
    my @sortlist = ();
    my $projectnumber;
    my $projectdescription;
    my $projectnumber_id;
    my $translation;
    my $partsgroup;

    my @queryargs;
  
    my @taxaccounts;
    my %taxaccounts; # I don't think this works.
    my $tax;
    my $taxrate;
    my $taxamount;

    my %translations;

    my $language_code = $form->{dbh}->quote($form->{language_code});
    $query = qq|
        SELECT p.description, t.description
        FROM project p
        LEFT JOIN translation t ON (t.trans_id = p.id AND 
            t.language_code = $language_code)
           WHERE id = ?|;
    my $prh = $dbh->prepare($query) || $form->dberror($query);

    $query = qq|
        SELECT inventory_accno_id, income_accno_id,
        expense_accno_id, assembly FROM parts
        WHERE id = ?|;
    my $pth = $dbh->prepare($query) || $form->dberror($query);
  
    my $sortby;
  
    # sort items by project and partsgroup
    for $i (1 .. $form->{rowcount}) {

        if ($form->{"id_$i"}) {
            # account numbers
            $pth->execute($form->{"id_$i"});
            $ref = $pth->fetchrow_hashref(NAME_lc);
            for (keys %$ref) { $form->{"${_}_$i"} = $ref->{$_} }
            $pth->finish;

            $projectnumber_id = 0;
            $projectnumber = "";
            $form->{partsgroup} = "";
            $form->{projectnumber} = "";

            if ($form->{groupprojectnumber} 
                    || $form->{grouppartsgroup}) {

                $inventory_accno_id = 
                    ($form->{"inventory_accno_id_$i"} || 
                    $form->{"assembly_$i"}) ? "1" : "";

                if ($form->{groupprojectnumber}) {
                    ($projectnumber, $projectnumber_id) = 
                        split /--/, 
                        $form->{"projectnumber_$i"};
                }
                if ($form->{grouppartsgroup}) {
                    ($form->{partsgroup}) = split /--/, 
                        $form->{"partsgroup_$i"};
                }

                if ($projectnumber_id && 
                        $form->{groupprojectnumber}) {
                    if ($translation{$projectnumber_id}) {
                        $form->{projectnumber} = 
                            $translation{$projectnumber_id};
                    } else {
                        # get project description
                        $prh->execute(
                            $projectnumber_id);
                            ($projectdescription, 
                            $translation) = 
                            $prh->fetchrow_array;
                        $prh->finish;

                        $form->{projectnumber} =
                            ($translation) ? 
                            "$projectnumber, \n" .
                            "$translation" 
                            : "$projectnumber, \n" .
                            "$projectdescription";

                        $translation{$projectnumber_id}
                            = $form->{projectnumber};
                    }
                }

                if ($form->{grouppartsgroup} 
                        && $form->{partsgroup}) {
                    $form->{projectnumber} .= " / " 
                        if $projectnumber_id;
                    $form->{projectnumber} .= 
                        $form->{partsgroup};
                }

                $form->format_string(projectnumber);

            }

            $sortby = qq|$projectnumber$form->{partsgroup}|;

            if ($form->{sortby} ne 'runningnumber') {
                for (qw(partnumber description bin)) {
                    $sortby .= $form->{"${_}_$i"} 
                        if $form->{sortby} eq $_;
                }
            }

            push @sortlist, [ $i, 
                "$projectnumber$form->{partsgroup}".
                    "$inventory_accno_id", 
                $form->{projectnumber}, $projectnumber_id, 
                $form->{partsgroup}, $sortby ];
        }

    }

    delete $form->{projectnumber};
  
    # sort the whole thing by project and group
    @sortlist = sort { $a->[5] cmp $b->[5] } @sortlist;
  

    # if there is a warehouse limit picking
    if ($form->{warehouse_id} && $form->{formname} =~ 
            /(pick|packing)_list/) {
        # run query to check for inventory
        $query = qq|
            SELECT sum(qty) AS qty FROM inventory
            WHERE parts_id = ? AND warehouse_id = ?|;
        $sth = $dbh->prepare($query) || $form->dberror($query);

        for $i (1 .. $form->{rowcount}) {
            $sth->execute($form->{"id_$i"}, $form->{warehouse_id}) 
                || $form->dberror;

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

            $form->{"qty_$i"} = 0 if $qty == 0;
      
            if ($form->parse_amount($myconfig, $form->{"ship_$i"}) 
                > $qty) {
                $form->{"ship_$i"} = 
                    $form->format_amount($myconfig, $qty);
            }
        }
    }
    

    my $runningnumber = 1;
    my $sameitem = "";
    my $subtotal;
    my $k = scalar @sortlist;
    my $j = 0;

    foreach $item (@sortlist) {
        $i = $item->[0];
        $j++;

        if ($form->{groupprojectnumber} || $form->{grouppartsgroup}) {
            if ($item->[1] ne $sameitem) {
                $sameitem = $item->[1];
    
                $ok = 0;
    
                if ($form->{groupprojectnumber}) {
                    $ok = $form->{"projectnumber_$i"};
                }
                if ($form->{grouppartsgroup}) {
                    $ok = $form->{"partsgroup_$i"} 
                        unless $ok;
                }

                if ($ok) {
                    if ($form->{"inventory_accno_id_$i"} 
                        || $form->{"assembly_$i"}) {

                        push(@{ $form->{part} }, "");
                        push(@{ $form->{service} }, 
                            NULL);
                    } else {
                        push(@{ $form->{part} }, NULL);
                        push(@{ $form->{service} }, "");
                    }

                    push(@{ $form->{description} }, 
                        $item->[2]);
                    for (
                        qw(taxrates runningnumber 
                        number sku qty ship unit bin 
                        serialnumber requiredate 
                        projectnumber sellprice 
                        listprice netprice discount 
                        discountrate linetotal weight 
                        itemnotes)
                    ) { 
                        push(@{ $form->{$_} }, "");
                    }
                    push(@{ $form->{lineitems} }, 
                        { amount => 0, tax => 0 });
                }
            }
        }


        $form->{"qty_$i"} = $form->parse_amount(
            $myconfig, $form->{"qty_$i"});
        $form->{"ship_$i"} = $form->parse_amount(
            $myconfig, $form->{"ship_$i"});
    
        if ($form->{"qty_$i"}) {

            $form->{totalqty} += $form->{"qty_$i"};
            $form->{totalship} += $form->{"ship_$i"};
            $form->{totalweight} += ($form->{"weight_$i"} 
                * $form->{"qty_$i"});
            $form->{totalweightship} += ($form->{"weight_$i"} 
                * $form->{"ship_$i"});

            # add number, description and qty to $form->{number}
            push(@{ $form->{runningnumber} }, $runningnumber++);
            push(@{ $form->{number} }, 
                qq|$form->{"partnumber_$i"}|);
            push(@{ $form->{sku} }, qq|$form->{"sku_$i"}|);
            push(@{ $form->{description} }, 
                qq|$form->{"description_$i"}|);
            push(@{ $form->{itemnotes} }, $form->{"notes_$i"});
            push(@{ $form->{qty} }, $form->format_amount(
                $myconfig, $form->{"qty_$i"}));
            push(@{ $form->{ship} }, $form->format_amount(
                $myconfig, $form->{"ship_$i"}));
            push(@{ $form->{unit} }, qq|$form->{"unit_$i"}|);
            push(@{ $form->{bin} }, qq|$form->{"bin_$i"}|);
            push(@{ $form->{serialnumber} }, 
                qq|$form->{"serialnumber_$i"}|);
            push(@{ $form->{requiredate} }, 
                qq|$form->{"reqdate_$i"}|);
            push(@{ $form->{projectnumber} }, 
                qq|$form->{"projectnumber_$i"}|);
      
            push(@{ $form->{sellprice} }, $form->{"sellprice_$i"});
 
            push(@{ $form->{listprice} }, $form->{"listprice_$i"});
      
            push(@{ $form->{weight} }, $form->format_amount(
                $myconfig, 
                $form->{"weight_$i"} * $form->{"ship_$i"}));

            my $sellprice = $form->parse_amount(
                $myconfig, $form->{"sellprice_$i"});
            my ($dec) = ($sellprice =~ /\.(\d+)/);
            $dec = length $dec;
            my $decimalplaces = ($dec > 2) ? $dec : 2;
      
            my $discount = $form->round_amount(
                $sellprice * $form->parse_amount(
                    $myconfig, 
                    $form->{"discount_$i"}) / 100, 
                    $decimalplaces);

            # keep a netprice as well, (sellprice - discount)
            $form->{"netprice_$i"} = $sellprice - $discount;

            my $linetotal = $form->round_amount(
                $form->{"qty_$i"} * $form->{"netprice_$i"}, 2);

            if ($form->{"inventory_accno_id_$i"} 
                        || $form->{"assembly_$i"}) {

                push(@{ $form->{part} }, $form->{"sku_$i"});
                push(@{ $form->{service} }, NULL);
                $form->{totalparts} += $linetotal;
            } else {
                push(@{ $form->{service} }, $form->{"sku_$i"});
                push(@{ $form->{part} }, NULL);
                $form->{totalservices} += $linetotal;
            }

            push(@{ $form->{netprice} }, 
                ($form->{"netprice_$i"})
                ? $form->format_amount(
                    $myconfig, 
                    $form->{"netprice_$i"}, 
                    $decimalplaces) 
                : " ");
      
            $discount = ($discount) 
                ? $form->format_amount(
                    $myconfig, 
                    $discount * -1, 
                    $decimalplaces) 
                : " ";

            push(@{ $form->{discount} }, $discount);
            push(@{ $form->{discountrate} }, 
                $form->format_amount($myconfig, 
                $form->{"discount_$i"}));
      
            $form->{ordtotal} += $linetotal;

            # this is for the subtotals for grouping
            $subtotal += $linetotal;

            $form->{"linetotal_$i"} = $form->format_amount(
                $myconfig, $linetotal, 2);
            push(@{ $form->{linetotal} }, $form->{"linetotal_$i"});
      
            @taxaccounts = split / /, $form->{"taxaccounts_$i"};

            my $ml = 1;
            my @taxrates = ();
      
            $tax = 0;
      
            for (0 .. 1) {
                $taxrate = 0;

                for (@taxaccounts) { 
                    $taxrate += $form->{"${_}_rate"} 
                        if ($form->{"${_}_rate"} * $ml) 
                            > 0; 
                }
    
                $taxrate *= $ml;
                $taxamount = $linetotal * $taxrate 
                    / (1 + $taxrate);
                $taxbase = ($linetotal - $taxamount);
    
                foreach $item (@taxaccounts) {
                    if (($form->{"${item}_rate"} * $ml) 
                                > 0) {

                        push @taxrates, 
                            $form->{"${item}_rate"} 
                                * 100;
        
                        if ($form->{taxincluded}) {

                            $taxaccounts{$item}
                                += $linetotal 
                                * $form->{"${item}_rate"} 
                                / 
                                (1 + $taxrate);

                            $taxbase{$item} 
                                += $taxbase;
                        } else {
                            $taxbase{$item} 
                                += $linetotal;

                            $taxaccounts{$item} 
                                += $linetotal 
                                * $form->{"${item}_rate"};

                        }
                    }
                }

                if ($form->{taxincluded}) {
                    $tax += $linetotal 
                        * ($taxrate 
                        / (1 + ($taxrate * $ml)));
                } else {
                    $tax += $linetotal * $taxrate;
                }
    
                $ml *= -1;
            }

            push(@{ $form->{lineitems} }, 
                { amount => $linetotal, 
                tax => $form->round_amount($tax, 2) });
            push(@{ $form->{taxrates} }, 
                join ' ', sort { $a <=> $b } @taxrates);
    
            if ($form->{"assembly_$i"}) {
                $form->{stagger} = -1;
                &assembly_details($myconfig, 
                    $form, $dbh, $form->{"id_$i"}, 
                    $oid{$myconfig->{dbdriver}}, 
                    $form->{"qty_$i"});
            }

        }

        # add subtotal
        if ($form->{groupprojectnumber} || $form->{grouppartsgroup}) {
            if ($subtotal) {
                if ($j < $k) {
                    # look at next item
                    if ($sortlist[$j]->[1] ne $sameitem) {

                        if ($form->{"inventory_accno_id_$i"} 
                        || $form->{"assembly_$i"}) {

                            push(@{ $form->{part} },
                                "");
                            push(@{ 
                                $form->{service}
                                }, NULL);
                        } else {
                            push(@{ 
                                $form->{service}
                                }, "");
                            push(@{ $form->{part} },
                                NULL);
                        }

                        for (qw(
                            taxrates runningnumber 
                            number sku qty ship unit
                            bin serialnumber 
                            requiredate 
                            projectnumber sellprice 
                            listprice netprice 
                            discount discountrate 
                            weight itemnotes)
                        ) { 

                            push(@{ $form->{$_} }, 
                                ""); 
                        }

                        push(@{ $form->{description} },
                            $form->{groupsubtotaldescription});

                        push(@{ $form->{lineitems} }, 
                            { amount => 0, 
                                tax => 0 });

                        if ($form->{groupsubtotaldescription} 
                        ne "") {
                            push(@{ 
                                $form->{linetotal} 
                                }, 
                                $form->format_amount($myconfig, $subtotal, 2));
                        } else {
                            push(@{ 
                                $form->{linetotal} 
                                }, "");
                        }
                        $subtotal = 0;
                    }

                } else {

                    # got last item
                    if ($form->{groupsubtotaldescription} 
                    ne "") {
        
                        if ($form->{"inventory_accno_id_$i"} 
                        || $form->{"assembly_$i"}) {
                            push(@{ $form->{part} },
                                "");
                            push(@{ 
                                $form->{service}
                                }, NULL);
                        } else { 
                            push(@{ 
                                $form->{service}
                                }, "");
                            push(@{ $form->{part} },
                                NULL);
                        } 
        
                        for (qw(
                            taxrates runningnumber 
                            number sku qty ship unit
                            bin serialnumber 
                            requiredate 
                            projectnumber sellprice 
                            listprice netprice 
                            discount discountrate 
                            weight itemnotes)
                        ) { 

                            push(@{ $form->{$_} }, 
                                "");
                        }

                        push(@{ $form->{description} }, 
                            $form->{groupsubtotaldescription});

                        push(@{ $form->{linetotal} }, 
                            $form->format_amount(
                                $myconfig, 
                                $subtotal, 
                            2));
                        push(@{ $form->{lineitems} }, 
                            { amount => 0, 
                                tax => 0 });
                    }
                }
            }
        }
    }


    $tax = 0;

    foreach $item (sort keys %taxaccounts) {
        if ($form->round_amount($taxaccounts{$item}, 2)) {
            $tax += $taxamount = $form->round_amount(
                $taxaccounts{$item}, 2);

            push(@{ $form->{taxbaseinclusive} }, 
                $form->{"${item}_taxbaseinclusive"} 
                    = $form->round_amount(
                        $taxbase{$item} + $tax, 2));
            push(@{ $form->{taxbase} }, 
                $form->{"${item}_taxbase"} 
                    = $form->format_amount($myconfig, 
                        $taxbase{$item}, 2));
            push(@{ $form->{tax} }, 
                $form->{"${item}_tax"} 
                    = $form->format_amount($myconfig, 
                        $taxamount, 2));
      
            push(@{ $form->{taxdescription} }, 
                $form->{"${item}_description"});
      
            $form->{"${item}_taxrate"} = 
                $form->format_amount($myconfig, 
                    $form->{"${item}_rate"} * 100);

            push(@{ $form->{taxrate} }, $form->{"${item}_taxrate"});
      
            push(@{ $form->{taxnumber} }, 
                $form->{"${item}_taxnumber"});
        }
    }

    # adjust taxes for lineitems
    my $total = 0;
    for (@{ $form->{lineitems} }) {
        $total += $_->{tax};
    }
    if ($form->round_amount($total,2) != $form->round_amount($tax,2)) {
        # get largest amount
        for (reverse sort { $a->{tax} <=> $b->{tax} } 
        @{ $form->{lineitems} }) {

            $_->{tax} -= $total - $tax;
            last;
        }
    }
    $i = 1;
    for (@{ $form->{lineitems} }) {
        push(@{ $form->{linetax} }, 
            $form->format_amount($myconfig, $_->{tax}, 2, ""));
    }
    
  
    for (qw(totalparts totalservices)) { 
        $form->{$_} = $form->format_amount($myconfig, $form->{$_}, 2); 
    }
    for (qw(totalqty totalship totalweight)) { 
        $form->{$_} = $form->format_amount($myconfig, $form->{$_});
    }
    $form->{subtotal} = $form->format_amount($myconfig, $form->{ordtotal}, 
        2);
    $form->{ordtotal} = ($form->{taxincluded}) 
        ? $form->{ordtotal} 
        : $form->{ordtotal} + $tax;

    use LedgerSMB::CP;
    my $c;
    if ($form->{language_code} ne "") {
        $c = new CP $form->{language_code};
    } else {
        $c = new CP $myconfig->{countrycode};
    }
    $c->init;
    my $whole;
    ($whole, $form->{decimal}) = split /\./, $form->{ordtotal};
    $form->{decimal} .= "00";
    $form->{decimal} = substr($form->{decimal}, 0, 2);

    $form->{text_decimal} = $c->num2text($form->{decimal} * 1);
    $form->{text_amount} = $c->num2text($whole);
    $form->{integer_amount} = $form->format_amount($myconfig, $whole);

    # format amounts
    $form->{quototal} = $form->{ordtotal} = 
        $form->format_amount($myconfig, $form->{ordtotal}, 2);

    $form->format_string(qw(text_amount text_decimal));

    $query = qq|SELECT weightunit FROM defaults|;
    ($form->{weightunit}) = $dbh->selectrow_array($query);
  
    $dbh->commit;

}


sub assembly_details {
    my ($myconfig, $form, $dbh, $id, $oid, $qty) = @_;

    my $sm = "";
    my $spacer;

    $form->{stagger}++;
    if ($form->{format} eq 'html') {
        $spacer = "&nbsp;" x (3 * ($form->{stagger} - 1)) 
                if $form->{stagger} > 1;
    }
    if ($form->{format} =~ /(postscript|pdf)/) {
        if ($form->{stagger} > 1) {
            $spacer = ($form->{stagger} - 1) * 3;
            $spacer = '\rule{'.$spacer.'mm}{0mm}';
        }
    }

    # get parts and push them onto the stack
    my $sortorder = "";
  
    if ($form->{grouppartsgroup}) {
        $sortorder = qq|ORDER BY pg.partsgroup, a.id|;
    } else {
        $sortorder = qq|ORDER BY a.id|;
    }
  
    my $where = ($form->{formname} eq 'work_order') 
        ? "1 = 1" 
        : "a.bom = '1'";
  
    my $query = qq|
        SELECT p.partnumber, p.description, p.unit, a.qty, 
            pg.partsgroup, p.partnumber AS sku, p.assembly, p.id, 
            p.bin
        FROM assembly a
        JOIN parts p ON (a.parts_id = p.id)
        LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
        WHERE $where
        AND a.id = ?
        $sortorder|;
    my $sth = $dbh->prepare($query);
    $sth->execute($id) || $form->dberror($query);

    while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
   
        for (qw(partnumber description partsgroup)) {
            $form->{"a_$_"} = $ref->{$_};
            $form->format_string("a_$_");
        }
   
        if ($form->{grouppartsgroup} && $ref->{partsgroup} ne $sm) {
                for (qw(
                taxrates number sku unit qty runningnumber ship 
                bin serialnumber requiredate projectnumber 
                sellprice listprice netprice discount 
                discountrate linetotal weight itemnotes)
            ) { 

                push(@{ $form->{$_} }, "");
            }
            $sm = ($form->{"a_partsgroup"}) 
                ? $form->{"a_partsgroup"} : "";
            push(@{ $form->{description} }, "$spacer$sm");
      
            push(@{ $form->{lineitems} }, 
                { amount => 0, tax => 0 });
      
        }
    
        if ($form->{stagger}) {
     
            push(@{ $form->{description} }, 
                qq|$spacer$form->{"a_partnumber"}, |.
                qq|$form->{"a_description"}|);

            for (qw(
                taxrates number sku runningnumber ship 
                serialnumber requiredate projectnumber 
                sellprice listprice netprice discount 
                discountrate linetotal weight itemnotes)
            ) { 

                push(@{ $form->{$_} }, "") 
            }
      
        } else {
      
            push(@{ $form->{description} }, 
                qq|$form->{"a_description"}|);
            push(@{ $form->{sku} }, $form->{"a_partnumber"});
            push(@{ $form->{number} }, $form->{"a_partnumber"});
      
            for (qw(
                taxrates runningnumber ship serialnumber 
                requiredate projectnumber sellprice listprice 
                netprice discount discountrate linetotal weight 
                itemnotes)
            ) { 

                push(@{ $form->{$_} }, "") 
            }
      
        }

        push(@{ $form->{lineitems} }, { amount => 0, tax => 0 });
      
        push(@{ $form->{qty} }, $form->format_amount(
            $myconfig, $ref->{qty} * $qty));

        for (qw(unit bin)) {
            $form->{"a_$_"} = $ref->{$_};
            $form->format_string("a_$_");
            push(@{ $form->{$_} }, $form->{"a_$_"});
        }

        if ($ref->{assembly} && $form->{formname} eq 'work_order') {
            &assembly_details(
                $myconfig, $form, $dbh, $ref->{id}, $oid, 
                $ref->{qty} * $qty);
        }
    
    }
    $sth->finish;

    $form->{stagger}--;
  
}


sub project_description {
    my ($self, $dbh, $id) = @_;

    my $query = qq|
        SELECT description
        FROM project
        WHERE id = $id|;
    ($_) = $dbh->selectrow_array($query);
  
    $_;

}


sub get_warehouses {
    my ($self, $myconfig, $form) = @_;
  
    my $dbh = $form->dbconnect($myconfig);
    # setup warehouses
    my $query = qq|
        SELECT id, description
        FROM warehouse
        ORDER BY 2|;

    my $sth = $dbh->prepare($query);
    $sth->execute || $form->dberror($query);

    while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
        push @{ $form->{all_warehouse} }, $ref;
    }
    $sth->finish;

    $dbh->disconnect;

}


sub save_inventory {
    my ($self, $myconfig, $form) = @_;
  
    my ($null, $warehouse_id) = split /--/, $form->{warehouse};
    $warehouse_id *= 1;

    my $ml = ($form->{type} eq 'ship_order') ? -1 : 1;
  
    my $dbh = $form->dbconnect_noauto($myconfig);
    my $sth;
    my $wth;
    my $serialnumber;
    my $ship;
  
    my ($null, $employee_id) = split /--/, $form->{employee};
    ($null, $employee_id) = $form->get_employee($dbh) if ! $employee_id;
 
    $query = qq|
        SELECT serialnumber, ship
        FROM orderitems
        WHERE trans_id = ?
        AND id = ?
        FOR UPDATE|;
    $sth = $dbh->prepare($query) || $form->dberror($query);

    $query = qq|
        SELECT sum(qty)
        FROM inventory
        WHERE parts_id = ?
        AND warehouse_id = ?|;
    $wth = $dbh->prepare($query) || $form->dberror($query);
  

    for my $i (1 .. $form->{rowcount}) {

        $ship = (abs($form->{"ship_$i"}) > abs($form->{"qty_$i"})) 
            ? $form->{"qty_$i"} 
            : $form->{"ship_$i"};
    
        if ($warehouse_id && $form->{type} eq 'ship_order') {

            $wth->execute($form->{"id_$i"}, $warehouse_id) 
                || $form->dberror;

            ($qty) = $wth->fetchrow_array;
            $wth->finish;

            if ($ship > $qty) {
                $ship = $qty;
            }
        }

    
        if ($ship) {

            if (!$form->{shippingdate}){
                $form->{shippingdate} = undef;
            }

            $ship *= $ml;
            $query = qq|
                INSERT INTO inventory 
                    (parts_id, warehouse_id, qty, trans_id, 
                    orderitems_id, shippingdate, 
                    employee_id)
                VALUES 
                    (?, ?, ?, ?, ?, ?, ?)|;
            $sth2 = $dbh->prepare($query);
            $sth2->execute(
                    $form->{"id_$i"}, $warehouse_id,
                    $ship, $form->{"id"},
                    $form->{"orderitems_id_$i"},
                    $form->{shippingdate},
                    $employee_id
                ) || $form->dberror($query);
            $sth2->finish;
     
            # add serialnumber, ship to orderitems
            $sth->execute(
                $form->{id}, $form->{"orderitems_id_$i"}) 
                    || $form->dberror;
            ($serialnumber, $ship) = $sth->fetchrow_array;
            $sth->finish;

            $serialnumber .= " " if $serialnumber;
            $serialnumber .= qq|$form->{"serialnumber_$i"}|;
            $ship += $form->{"ship_$i"};

            $query = qq|
                UPDATE orderitems SET
                    serialnumber = '$serialnumber',
                    ship = $ship,
                    reqdate = '$form->{shippingdate}'
                    WHERE trans_id = $form->{id}
                AND id = $form->{"orderitems_id_$i"}|;
            $sth2 = $dbh->prepare($query); 
            $sth2->execute(
                    $serialnumber, $ship, 
                    $form->{shippingdate}, $form->{id},
                    $form->{"orderitems_id_$i"}
                ) || $form->dberror($query);
            $sth2->finish;
      
            # update order with ship via
            $query = qq|
                UPDATE oe SET
                    shippingpoint = ?,
                    shipvia = ?
                WHERE id = ?|;
            $sth2 = $dbh->prepare($query);
            $sth2->execute(
                $form->{shippingpoint}, $form->{shipvia},
                $form->{id}
                ) || $form->dberror($query);
            $sth2->finish;

            # update onhand for parts
            $form->update_balance($dbh,
                "parts",
                "onhand",
                qq|id = $form->{"id_$i"}|,
                $form->{"ship_$i"} * $ml);

        }
    }

    my $rc = $dbh->commit;

    $rc;

}


sub adj_onhand {
    my ($dbh, $form, $ml) = @_;

    my $query = qq|
        SELECT oi.parts_id, oi.ship, p.inventory_accno_id, p.assembly
        FROM orderitems oi
        JOIN parts p ON (p.id = oi.parts_id)
        WHERE oi.trans_id = ?|;
    my $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);

    $query = qq|
        SELECT sum(p.inventory_accno_id), p.assembly
        FROM parts p
        JOIN assembly a ON (a.parts_id = p.id)
        WHERE a.id = ?
        GROUP BY p.assembly|;
    my $ath = $dbh->prepare($query) || $form->dberror($query);

    my $ref;
  
    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {

        if ($ref->{inventory_accno_id} || $ref->{assembly}) {

            # do not update if assembly consists of all services
            if ($ref->{assembly}) {
                $ath->execute($ref->{parts_id}) 
                    || $form->dberror($query);

                my ($inv, $assembly) = $ath->fetchrow_array;
                $ath->finish;

                next unless ($inv || $assembly);
    
        }

        # adjust onhand in parts table
        $form->update_balance($dbh,
            "parts",
            "onhand",
            qq|id = $ref->{parts_id}|,
            $ref->{ship} * $ml);
        }
    }
  
    $sth->finish;

}


sub adj_inventory {
    my ($dbh, $myconfig, $form) = @_;

  
    # increase/reduce qty in inventory table
    my $query = qq|
        SELECT oi.id, oi.parts_id, oi.ship
        FROM orderitems oi
        WHERE oi.trans_id = ?|;
    my $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);

    my $id = $dbh->quote($form->{id});
    $query = qq|
        SELECT qty,
            (SELECT SUM(qty) FROM inventory
            WHERE trans_id = $id
            AND orderitems_id = ?) AS total
        FROM inventory
        WHERE trans_id = $id
        AND orderitems_id = ?|;
    my $ith = $dbh->prepare($query) || $form->dberror($query);
  
    my $qty;
    my $ml = ($form->{type} =~ /(ship|sales)_order/) ? -1 : 1;
  
    while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {

        $ith->execute($ref->{id}, $ref->{id}) || $form->dberror($query);

        my $ship = $ref->{ship};
        while (my $inv = $ith->fetchrow_hashref(NAME_lc)) {

            if (($qty = (($inv->{total} * $ml) - $ship)) >= 0) {
                $qty = $inv->{qty} * $ml 
                    if ($qty > ($inv->{qty} * $ml));
    
                $form->update_balance($dbh,
                    "inventory",
                    "qty",
                    qq|$oid{$myconfig->{dbdriver}} |.
                        qq|= $inv->{oid}|,
                    $qty * -1 * $ml);
                $ship -= $qty;
            }
        }
        $ith->finish;

    }
    $sth->finish;

    # delete inventory entries if qty = 0
    $query = qq|
        DELETE FROM inventory
        WHERE trans_id = ?
        AND qty = 0|;
    $sth = $dbh->prepare($query);
    $sth->execute($form->{id}) || $form->dberror($query);

}


sub get_inventory {
    my ($self, $myconfig, $form) = @_;

    my $where;
    my $query;
    my $null;
    my $fromwarehouse_id;
    my $towarehouse_id;
    my $var;
  
    my $dbh = $form->{dbh};
  
    if ($form->{partnumber} ne "") {
        $var = $dbh->quote($form->like(lc $form->{partnumber}));
        $where .= "
            AND lower(p.partnumber) LIKE '$var'";
    }
    if ($form->{description} ne "") {
        $var = $dbh->quote($form->like(lc $form->{description}));
        $where .= "
            AND lower(p.description) LIKE '$var'";
    }
    if ($form->{partsgroup} ne "") {
        ($null, $var) = split /--/, $form->{partsgroup};
        $var = $dbh->quote($var);
        $where .= "
            AND pg.id = $var";
    }


    ($null, $fromwarehouse_id) = split /--/, $form->{fromwarehouse};
    $fromwarehouse_id = $dbh->quote($fromwarehouse_id);
  
    ($null, $towarehouse_id) = split /--/, $form->{towarehouse};
    $towarehouse_id = $dbh->quote($towarehouse_id);

    my %ordinal = ( 
        partnumber => 2,
        description => 3,
        partsgroup => 5,
        warehouse => 6,
        );

    my @a = (partnumber, warehouse);
    my $sortorder = $form->sort_order(\@a, \%ordinal);
  
    if ($fromwarehouse_id) {
        if ($towarehouse_id) {
            $where .= "
                AND NOT i.warehouse_id = $towarehouse_id";
        }
        $query = qq|
            SELECT p.id, p.partnumber, p.description,
                sum(i.qty) * 2 AS onhand, sum(i.qty) AS qty,
                pg.partsgroup, w.description AS warehouse, 
                i.warehouse_id
            FROM inventory i
            JOIN parts p ON (p.id = i.parts_id)
            LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
            JOIN warehouse w ON (w.id = i.warehouse_id)
            WHERE i.warehouse_id = $fromwarehouse_id
            $where
            GROUP BY p.id, p.partnumber, p.description, 
                pg.partsgroup, w.description, i.warehouse_id 
            ORDER BY $sortorder|;
    } else {
        if ($towarehouse_id) {
            $query = qq|
                SELECT p.id, p.partnumber, p.description,
                    p.onhand, 
                        (SELECT SUM(qty) 
                        FROM inventory i 
                        WHERE i.parts_id = p.id) AS qty,
                    pg.partsgroup, '' AS warehouse, 
                    0 AS warehouse_id
                FROM parts p
                LEFT JOIN partsgroup pg 
                    ON (p.partsgroup_id = pg.id)
                WHERE p.onhand > 0 
                    $where
                UNION|;
        }

        $query .= qq|
            SELECT p.id, p.partnumber, p.description,
                sum(i.qty) * 2 AS onhand, sum(i.qty) AS qty,
                pg.partsgroup, w.description AS warehouse, 
                i.warehouse_id
            FROM inventory i
            JOIN parts p ON (p.id = i.parts_id)
            LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
            JOIN warehouse w ON (w.id = i.warehouse_id)
            WHERE i.warehouse_id != $towarehouse_id
                $where
            GROUP BY p.id, p.partnumber, p.description, 
                pg.partsgroup, w.description, i.warehouse_id
            ORDER BY $sortorder|;
    }

    my $sth = $dbh->prepare($query);
    $sth->execute || $form->dberror($query);
  
    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
        $ref->{qty} = $ref->{onhand} - $ref->{qty};
        push @{ $form->{all_inventory} }, $ref if $ref->{qty} > 0;
    }
    $sth->finish;

    $dbh->commit;
}


sub transfer {
    my ($self, $myconfig, $form) = @_;
  
    my $dbh = $form->dbconnect_noauto($myconfig);
  
    ($form->{employee}, $form->{employee_id}) = $form->get_employee($dbh);
  
    my @a = localtime;
    $a[5] += 1900;
    $a[4]++;
    $a[4] = substr("0$a[4]", -2);
    $a[3] = substr("0$a[3]", -2);
    $shippingdate = "$a[5]$a[4]$a[3]";

    my %total = ();

    

    my $query = qq|
        INSERT INTO inventory
            (warehouse_id, parts_id, qty, shippingdate, employee_id)
        VALUES (?, ?, ?, '$shippingdate', $form->{employee_id})|;
    $sth = $dbh->prepare($query) || $form->dberror($query);

    my $qty;
  
    for my $i (1 .. $form->{rowcount}) {
        $qty = $form->parse_amount($myconfig, $form->{"transfer_$i"});

        $qty = $form->{"qty_$i"} if ($qty > $form->{"qty_$i"});

        if ($qty > 0) {
            # to warehouse
            if ($form->{warehouse_id}) {
                $sth->execute($form->{warehouse_id}, 
                    $form->{"id_$i"}, $qty, 
                    $shippingdate, $form->{employee_id}) 
                        || $form->dberror;
                $sth->finish;
            }
      
            # from warehouse
            if ($form->{"warehouse_id_$i"}) {
                $sth->execute($form->{"warehouse_id_$i"}, 
                    $form->{"id_$i"}, $qty * -1) 
                        || $form->dberror;
                $sth->finish;
            }
        }
    }

    my $rc = $dbh->commit;
    $dbh->commit;

    $rc;

}


sub get_soparts {
    my ($self, $myconfig, $form) = @_;
  
    # connect to database
    my $dbh = $form->{dbh};
  
    my $id;
    my $ref;
  
    # store required items from selected sales orders
    my $query = qq|
        SELECT p.id, oi.qty - oi.ship AS required, p.assembly
        FROM orderitems oi
        JOIN parts p ON (p.id = oi.parts_id)
        WHERE oi.trans_id = ?|;
    my $sth = $dbh->prepare($query) || $form->dberror($query);
  
    for (my $i = 1; $i <= $form->{rowcount}; $i++) {

        if ($form->{"ndx_$i"}) {

            $sth->execute($form->{"ndx_$i"});
      
            while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
                &add_items_required(
                    "", $dbh, $form, $ref->{id}, 
                    $ref->{required}, $ref->{assembly});
            }
            $sth->finish;
        }

    }

    $query = qq|SELECT current_date FROM defaults|;
    ($form->{transdate}) = $dbh->selectrow_array($query);
  
    # foreign exchange rates
    &exchangerate_defaults($dbh, $form);

    $dbh->disconnect;

}


sub add_items_required {
    my ($self, $dbh, $form, $parts_id, $required, $assembly) = @_;
  
    my $query;
    my $sth;
    my $ref;

    if ($assembly) {
        $query = qq|
            SELECT p.id, a.qty, p.assembly 
            FROM assembly a
            JOIN parts p ON (p.id = a.parts_id)
            WHERE a.id = ?|;
        $sth = $dbh->prepare($query);
        $sth->execute || $form->dberror($query);
    
        while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
            &add_items_required(
                "", $dbh, $form, $ref->{id}, 
                $required * $ref->{qty}, $ref->{assembly});
        }
        $sth->finish;
    
    } else {

        $query = qq|
            SELECT partnumber, description, lastcost
            FROM parts
            WHERE id = ?|;
        $sth = $dbh->prepare($query);
        $sth->execute($parts_id) || $form->dberror($query);
        $ref = $sth->fetchrow_hashref(NAME_lc);
        for (keys %$ref) { 
            $form->{orderitems}{$parts_id}{$_} = $ref->{$_};
        }
        $sth->finish;

        $form->{orderitems}{$parts_id}{required} += $required;

        $query = qq|
            SELECT pv.partnumber, pv.leadtime, pv.lastcost, pv.curr,
                pv.vendor_id, v.name
            FROM partsvendor pv
            JOIN vendor v ON (v.id = pv.vendor_id)
            WHERE pv.parts_id = ?|;
        $sth = $dbh->prepare($query) || $form->dberror($query);

        # get cost and vendor
        $sth->execute($parts_id);

        while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
            for (keys %$ref) { 
                $form->{orderitems}{$parts_id}{partsvendor}
                    {$ref->{vendor_id}}{$_} = $ref->{$_};
            }
        }
        $sth->finish;
    
    }

}


sub generate_orders {
    my ($self, $myconfig, $form) = @_;

    my $i;
    my %a;
    my $query;
    my $sth;
  
    for ($i = 1; $i <= $form->{rowcount}; $i++) {
        for (qw(qty lastcost)) { 
            $form->{"${_}_$i"} = $form->parse_amount(
                $myconfig, $form->{"${_}_$i"}); 
        }
    
        if ($form->{"qty_$i"}) {
            ($vendor, $vendor_id) = 
                split /--/, $form->{"vendor_$i"};
            if ($vendor_id) {
                $a{$vendor_id}{$form->{"id_$i"}}{qty} 
                    += $form->{"qty_$i"};
                for (qw(curr lastcost)) { 
                    $a{$vendor_id}{$form->{"id_$i"}}{$_} 
                        = $form->{"${_}_$i"};
                }
            }
        }
    }

    # connect to database
    my $dbh = $form->dbconnect_noauto($myconfig);
  
    # foreign exchange rates
    &exchangerate_defaults($dbh, $form);

    my $amount;
    my $netamount;
    my $curr = "";
    my %tax;
    my $taxincluded = 0;
    my $vendor_id;

    my $description;
    my $unit;

    my $sellprice;
  
    foreach $vendor_id (keys %a) {
    
        %tax = ();
    
        $query = qq|
            SELECT v.curr, v.taxincluded, t.rate, c.accno
            FROM vendor v
            LEFT JOIN vendortax vt ON (v.id = vt.vendor_id)
            LEFT JOIN tax t ON (t.chart_id = vt.chart_id)
            LEFT JOIN chart c ON (c.id = t.chart_id)
            WHERE v.id = ?|;
        $sth = $dbh->prepare($query);
        $sth->execute($vendor_id) || $form->dberror($query);
        while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
            $curr = $ref->{curr};
            $taxincluded = $ref->{taxincluded};
            $tax{$ref->{accno}} = $ref->{rate};
        }
        $sth->finish;  

        $curr ||= $form->{defaultcurrency};
        $taxincluded *= 1;
    
        my $uid = localtime;
        $uid .= "$$";

        # TODO:  Make this function insert as much as possible
        $query = qq|
            INSERT INTO oe (ordnumber)
            VALUES ('$uid')|;
        $dbh->do($query) || $form->dberror($query);
   
        $query = qq|SELECT id FROM oe WHERE ordnumber = '$uid'|;
        $sth = $dbh->prepare($query);
        $sth->execute || $form->dberror($query);
        my ($id) = $sth->fetchrow_array;
        $sth->finish;

        $amount = 0;
        $netamount = 0;
    
        foreach my $parts_id (keys %{ $a{$vendor_id} }) {

            if (($form->{$curr} 
            * $form->{$a{$vendor_id}{$parts_id}{curr}}) > 0) {

                $sellprice = $a{$vendor_id}{$parts_id}{lastcost}
                    / $form->{$curr} 
                    * $form->{$a{$vendor_id}{$parts_id}
                        {curr}};
            } else {
                $sellprice = 
                    $a{$vendor_id}{$parts_id}{lastcost};
            }
            $sellprice = $form->round_amount($sellprice, 2);
      
            my $linetotal = $form->round_amount(
                $sellprice * $a{$vendor_id}{$parts_id}{qty}, 2);
       
            $query = qq|
                SELECT p.description, p.unit, c.accno 
                FROM parts p
                LEFT JOIN partstax pt ON (p.id = pt.parts_id)
                LEFT JOIN chart c ON (c.id = pt.chart_id)
                WHERE p.id = ?|;
            $sth = $dbh->prepare($query);
            $sth->execute($parts_id) || $form->dberror($query);
      
            my $rate = 0;
            while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
                $description = $ref->{description};
                $unit = $ref->{unit};
                $rate += $tax{$ref->{accno}};
            }
            $sth->finish;  

            $netamount += $linetotal;
            if ($taxincluded) {
                $amount += $linetotal;
            } else {
                $amount += $form->round_amount(
                    $linetotal * (1 + $rate), 2);
            }
    
      
            $query = qq|
                INSERT INTO orderitems 
                    (trans_id, parts_id, description,
                    qty, ship, sellprice, unit) 
                VALUES
                    (?, ?, ?, ?, 0, ?, ?)|;
            $sth = $dbh->prepare($query);
            $sth->execute(
                $id, $parts_id, $description, 
                $a{vendor_id}{parts_id}{qty}, $sellprice,
                $unit
                ) || $form->dberror($query);

        }

        my $ordnumber = $form->update_defaults($myconfig, 'ponumber');

        my $null;
        my $employee_id;
        my $department_id;
    
        ($null, $employee_id) = $form->get_employee($dbh);
        ($null, $department_id) = split /--/, $form->{department};
        $department_id *= 1;
    
        $query = qq|
            UPDATE oe SET
                ordnumber = ?,
                transdate = current_date,
                vendor_id = ?,
                customer_id = 0,
                amount = ?,
                netamount = ?,
                taxincluded = ?,
                curr = ?,
                employee_id = ?,
                department_id = ?,
                ponumber = ?
            WHERE id = ?|;
        $sth = $dbh->prepare($query);
        $sth->execute(
                $ordnumber, $vendor_id, $amount, $netamount,
                $taxincluded, $curr, $employee_id, 
                $department_id, $form->{ponumber}, $id
            ) || $form->dberror($query);
    
    }

    my $rc = $dbh->commit;

    $rc;
  
}


sub consolidate_orders {
    my ($self, $myconfig, $form) = @_;

    # connect to database
    my $dbh = $form->{dbh};
  
    my $i;
    my $id;
    my $ref;
    my %oe = ();
  
    my $query = qq|SELECT * FROM oe WHERE id = ?|;
    my $sth = $dbh->prepare($query) || $form->dberror($query);

    for ($i = 1; $i <= $form->{rowcount}; $i++) {
        # retrieve order
        if ($form->{"ndx_$i"}) {
            $sth->execute($form->{"ndx_$i"});
      
            $ref = $sth->fetchrow_hashref(NAME_lc);
            $ref->{ndx} = $i;
            $oe{oe}{$ref->{curr}}{$ref->{id}} = $ref;

            $oe{vc}{$ref->{curr}}{$ref->{"$form->{vc}_id"}}++;
            $sth->finish;
        }
    }

    $query = qq|SELECT * FROM orderitems WHERE trans_id = ?|;
    $sth = $dbh->prepare($query) || $form->dberror($query);

    foreach $curr (keys %{ $oe{oe} }) {
    
        foreach $id (sort { 
                    $oe{oe}{$curr}{$a}->{ndx} 
                    <=> $oe{oe}{$curr}{$b}->{ndx} } 
                keys %{ $oe{oe}{$curr} }) {

            # retrieve order
            $vc_id = $oe{oe}{$curr}{$id}->{"$form->{vc}_id"};

            if ($oe{vc}{$oe{oe}{$curr}{$id}->{curr}}{$vc_id} > 1) {

                push @{ $oe{orders}{$curr}{$vc_id} }, $id;

                $sth->execute($id);
                while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
                    push @{ $oe{orderitems}{$curr}{$id} }, 
                        $ref;
                }
                $sth->finish;  

            }
        }
    }

  
    my $ordnumber = $form->{ordnumber};
    my $numberfld = ($form->{vc} eq 'customer') ? 'sonumber' : 'ponumber';
  
    my ($department, $department_id) = $form->{department};
    $department_id *= 1;
  
    my $uid = localtime;
    $uid .= "$$";

    my @orderitems = ();
 
    foreach $curr (keys %{ $oe{orders} }) {
    
        foreach $vc_id (sort { 
                    $a <=> $b 
                } keys %{ $oe{orders}{$curr} }) {

            # the orders
            @orderitems = ();
            $form->{customer_id} = $form->{vendor_id} = 0;
            $form->{"$form->{vc}_id"} = $vc_id;
            $amount = 0;
            $netamount = 0;
      
            foreach $id (@{ $oe{orders}{$curr}{$vc_id} }) {

                # header
                $ref = $oe{oe}{$curr}{$id};
    
                $amount += $ref->{amount};
                $netamount += $ref->{netamount};

                $id = $dbh->quore($id);
                foreach $item 
                    (@{ $oe{orderitems}{$curr}{$id} }) {

                    push @orderitems, $item;
                }

                # close order
                $query = qq|
                    UPDATE oe SET
                        closed = '1'
                    WHERE id = $id|;
                $dbh->do($query) || $form->dberror($query);

                # reset shipped
                $query = qq|
                    UPDATE orderitems SET
                        ship = 0
                    WHERE trans_id = $id|;
                $dbh->do($query) || $form->dberror($query);  
            }

            $ordnumber ||= $form->update_defaults(
                $myconfig, $numberfld, $dbh);

            #fixme:  Change this
            $query = qq|
                INSERT INTO oe (ordnumber) VALUES ($uid)|;
            $dbh->do($query) || $form->dberror($query);

            $query = qq|
                SELECT id
                FROM oe
                WHERE ordnumber = '$uid'|;
            ($id) = $dbh->selectrow_array($query);

            $ref->{employee_id} *= 1;
      
            $query = qq|
                UPDATE oe SET
                    ordnumber = |.$dbh->quote($ordnumber).qq|,
                    transdate = current_date,
                    vendor_id = $form->{vendor_id},
                    customer_id = $form->{customer_id},
                    amount = $amount,
                    netamount = $netamount,
                    reqdate = |.$form->dbquote($ref->{reqdate}, SQL_DATE).qq|,
                    taxincluded = '$ref->{taxincluded}',
                    shippingpoint = |.$dbh->quote($ref->{shippingpoint}).qq|,
                    notes = |.$dbh->quote($ref->{notes}).qq|,
                    curr = '$curr',
                    employee_id = $ref->{employee_id},
                    intnotes = |.$dbh->quote($ref->{intnotes}).qq|,
                    shipvia = |.$dbh->quote($ref->{shipvia}).qq|,
                    language_code = '$ref->{language_code}',
                    ponumber = |.$dbh->quote($form->{ponumber}).qq|,
                    department_id = $department_id
                WHERE id = $id|;
            $sth = $dbh->prepare($query);
            $sth->execute (
                $department_id, $id
                ) || $form->dberror($query);
      

            # add items
            foreach $item (@orderitems) {
                for (qw(
                    qty sellprice discount project_id ship)
                ) { 
                    $item->{$_} *= 1;
                }
            $query = qq|
                INSERT INTO orderitems 
                    (trans_id, parts_id, description,
                    qty, sellprice, discount, unit, reqdate,
                    project_id, ship, serialnumber, notes)
                VALUES 
                    (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)|;

            $sth = $dbh->prepare($query);
            $sth->execute(
                $id, $item->{parts_id}, $item->{description},
                $item->{qty}, $item->{sellprice}, 
                $item->{discount}, $item->{unit},
                $form->{reqdate}, $item->{project_id},
                $item->{ship}, $item->{serialnumber}, 
                $item->{notes}
                ) || $form->dberror($query);
            
            }
        }
    }


    $rc = $dbh->commit;

    $rc;
  
}


1;