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#=====================================================================
# LX-Office ERP
# Copyright (C) 2004
# Based on SQL-Ledger Version 2.1.9
# Web http://www.lx-office.org
#
#=====================================================================
# SQL-Ledger Accounting
# Copyright (C) 1998-2002
#
# 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.
#======================================================================
#
# Project module
# also used for partsgroups
#
#======================================================================

package PE;

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use Data::Dumper;

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use SL::DBUtils;

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sub projects {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my ($where, @values);
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foreach my $column (qw(projectnumber description)) {
if ($form->{$column}) {
$where .= qq|AND $column ILIKE ? |;
push(@values, '%' . $form->{$column} . '%');
}
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}
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if ($form->{status} eq 'orphaned') {
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my %col_prefix = ("ar" => "global", "ap" => "global", "oe" => "global");
my $first = 1;

$where .= qq|AND id NOT IN (|;
foreach my $table (qw(acc_trans invoice orderitems rmaitems ar ap oe)) {
$where .= "UNION " unless ($first);
$first = 0;
$where .=
qq|SELECT DISTINCT $col_prefix{$table}project_id FROM $table | .
qq|WHERE NOT $col_prefix{$table}project_id ISNULL |;
}
$where .= qq|) |;
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}
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if ($form->{active} eq "active") {
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$where .= qq|AND active |;
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} elsif ($form->{active} eq "inactive") {
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$where .= qq|AND NOT active |;
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}
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substr($where, 0, 4) = "WHERE " if ($where);
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my $sortorder = $form->{sort} ? $form->{sort} : "projectnumber";
$sortorder =~ s/[^a-z_]//g;
my $query =
qq|SELECT id, projectnumber, description, active | .
qq|FROM project | .
$where .
qq|ORDER BY $sortorder|;
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$form->{project_list} =
selectall_hashref_query($form, $dbh, $query, @values);
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$dbh->disconnect;

$main::lxdebug->leave_sub();

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return scalar(@{ $form->{project_list} });
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}

sub get_project {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my $query =
qq|SELECT * FROM project | .
qq|WHERE id = ?|;
my @values = ($form->{id});
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my $sth = $dbh->prepare($query);
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$sth->execute(@values) || $form->dberror($query);
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my $ref = $sth->fetchrow_hashref(NAME_lc);

map { $form->{$_} = $ref->{$_} } keys %$ref;

$sth->finish;

# check if it is orphaned
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my %col_prefix = ("ar" => "global", "ap" => "global", "oe" => "global");
@values = ();
$query = qq|SELECT |;
my $first = 1;
foreach my $table (qw(acc_trans invoice orderitems rmaitems ar ap oe)) {
$query .= " + " unless ($first);
$first = 0;
$query .=
qq|(SELECT COUNT(*) FROM $table | .
qq| WHERE $col_prefix{$table}project_id = ?) |;
push(@values, $form->{id});
}
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($form->{orphaned}) = selectrow_query($form, $dbh, $query, @values);
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$form->{orphaned} = !$form->{orphaned};

$dbh->disconnect;

$main::lxdebug->leave_sub();
}

sub save_project {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my @values = ($form->{projectnumber}, $form->{description});
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if ($form->{id}) {
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$query =
qq|UPDATE project SET projectnumber = ?, description = ?, active = ? | .
qq|WHERE id = ?|;
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push(@values, ($form->{active} ? 't' : 'f'), $form->{id});
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} else {
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$query =
qq|INSERT INTO project (projectnumber, description, active) | .
qq|VALUES (?, ?, 't')|;
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}
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do_query($form, $dbh, $query, @values);
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$dbh->disconnect;

$main::lxdebug->leave_sub();
}

sub partsgroups {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my ($where, @values);
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if ($form->{partsgroup}) {
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$where .= qq| AND partsgroup ILIKE ?|;
push(@values, '%' . $form->{partsgroup} . '%');
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}

if ($form->{status} eq 'orphaned') {
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$where .=
qq| AND id NOT IN | .
qq| (SELECT DISTINCT partsgroup_id FROM parts | .
qq| WHERE NOT partsgroup_id ISNULL) |;
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}

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substr($where, 0, 4) = "WHERE " if ($where);
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my $sortorder = $form->{sort} ? $form->{sort} : "partsgroup";
$sortorder =~ s/[^a-z_]//g;

my $query =
qq|SELECT id, partsgroup FROM partsgroup | .
$where .
qq|ORDER BY $sortorder|;

$form->{item_list} = selectall_hashref_query($form, $dbh, $query, @values);
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$dbh->disconnect;

$main::lxdebug->leave_sub();

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return scalar(@{ $form->{item_list} });
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}

sub save_partsgroup {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

$form->{discount} /= 100;

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my @values = ($form->{partsgroup});

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if ($form->{id}) {
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$query = qq|UPDATE partsgroup SET partsgroup = ? WHERE id = ?|;
push(@values, $form->{id});
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} else {
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$query = qq|INSERT INTO partsgroup (partsgroup) VALUES (?)|;
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}
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do_query($form, $dbh, $query, @values);
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$dbh->disconnect;

$main::lxdebug->leave_sub();
}

sub get_partsgroup {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my $query =
qq|SELECT pg.*, | .
qq|(SELECT COUNT(*) FROM parts WHERE partsgroup_id = ?) = 0 AS orphaned | .
qq|FROM partsgroup pg | .
qq|WHERE pg.id = ?|;
my $sth = prepare_execute_query($form, $dbh, $query, $form->{id},
$form->{id});
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my $ref = $sth->fetchrow_hashref(NAME_lc);

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

$dbh->disconnect;

$main::lxdebug->leave_sub();
}

sub delete_tuple {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my $table =
$form->{type} eq "project" ? "project" :
$form->{type} eq "pricegroup" ? "pricegroup" :
"partsgroup";

$query = qq|DELETE FROM $table WHERE id = ?|;
do_query($form, $dbh, $query, $form->{id});
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$dbh->disconnect;

$main::lxdebug->leave_sub();
}

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##########################
# get pricegroups from database
#
sub pricegroups {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my ($where, @values);
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if ($form->{pricegroup}) {
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$where .= qq| AND pricegroup ILIKE ?|;
push(@values, '%' . $form->{pricegroup} . '%');
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}

if ($form->{status} eq 'orphaned') {
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my $first = 1;

$where .= qq| AND id NOT IN (|;
foreach my $table (qw(invoice orderitems prices rmaitems)) {
$where .= "UNION " unless ($first);
$first = 0;
$where .=
qq|SELECT DISTINCT pricegroup_id FROM $table | .
qq|WHERE NOT pricegroup_id ISNULL |;
}
$where .= qq|) |;
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}

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substr($where, 0, 4) = "WHERE " if ($where);
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my $sortorder = $form->{sort} ? $form->{sort} : "pricegroup";
$sortorder =~ s/[^a-z_]//g;

my $query =
qq|SELECT id, pricegroup FROM pricegroup | .
$where .
qq|ORDER BY $sortorder|;

$form->{item_list} = selectall_hashref_query($form, $dbh, $query, @values);
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$dbh->disconnect;

$main::lxdebug->leave_sub();

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return scalar(@{ $form->{item_list} });
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}
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########################
# save pricegruop to database
#
sub save_pricegroup {
$main::lxdebug->enter_sub();

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

# connect to database
my $dbh = $form->dbconnect($myconfig);
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my $query;
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$form->{discount} /= 100;

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my @values = ($form->{pricegroup});

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if ($form->{id}) {
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$query = qq|UPDATE pricegroup SET pricegroup = ? WHERE id = ? |;
push(@values, $form->{id});
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} else {
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$query = qq|INSERT INTO pricegroup (pricegroup) VALUES (?)|;
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}
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do_query($form, $dbh, $query, @values);
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$dbh->disconnect;

$main::lxdebug->leave_sub();
}
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############################
# get one pricegroup from database
#
sub get_pricegroup {
$main::lxdebug->enter_sub();
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my ($self, $myconfig, $form) = @_;

# connect to database
my $dbh = $form->dbconnect($myconfig);

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my $query = qq|SELECT id, pricegroup FROM pricegroup WHERE id = ?|;
my $sth = prepare_execute_query($form, $dbh, $query, $form->{id});
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my $ref = $sth->fetchrow_hashref(NAME_lc);

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

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my $first = 1;
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my @values = ();
$query = qq|SELECT |;
foreach my $table (qw(invoice orderitems prices rmaitems)) {
$query .= " + " unless ($first);
$first = 0;
$query .= qq|(SELECT COUNT(*) FROM $table WHERE pricegroup_id = ?) |;
push(@values, $form->{id});
}
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($form->{orphaned}) = selectrow_query($form, $dbh, $query, @values);
$form->{orphaned} = !$form->{orphaned};
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$dbh->disconnect;
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$main::lxdebug->leave_sub();
}

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1;