#=====================================================================
# Lx-Office ERP
# Copyright (c) 2004 by Udo Spallek, Aachen
#
#  Author: Udo Spallek
#   Email: udono@gmx.net
#     Web: http://www.lx-office.org
#
#
# 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.
#======================================================================
# Utilities for ustva
#=====================================================================

package USTVA;

use List::Util qw(first);

use SL::DBUtils;

my @tax_office_information = (
  { 'id' =>  8, 'name' => 'Baden W�rttemberg',      'taxbird_nr' => '0',  'elster_format' => 'FF/BBB/UUUUP',  },
  { 'id' =>  9, 'name' => 'Bayern',                 'taxbird_nr' => '1',  'elster_format' => 'FFF/BBB/UUUUP', },
  { 'id' => 11, 'name' => 'Berlin',                 'taxbird_nr' => '2',  'elster_format' => 'FF/BBB/UUUUP',  },
  { 'id' => 12, 'name' => 'Brandenburg',            'taxbird_nr' => '3',  'elster_format' => 'FFF/BBB/UUUUP', },
  { 'id' =>  4, 'name' => 'Bremen',                 'taxbird_nr' => '4',  'elster_format' => 'FF BBB UUUUP',  },
  { 'id' =>  2, 'name' => 'Hamburg',                'taxbird_nr' => '5',  'elster_format' => 'FF/BBB/UUUUP',  },
  { 'id' =>  6, 'name' => 'Hessen',                 'taxbird_nr' => '6',  'elster_format' => '0FF BBB UUUUP', },
  { 'id' => 13, 'name' => 'Mecklenburg Vorpommern', 'taxbird_nr' => '7',  'elster_format' => 'FFF/BBB/UUUUP', },
  { 'id' =>  3, 'name' => 'Niedersachsen',          'taxbird_nr' => '8',  'elster_format' => 'FF/BBB/UUUUP',  },
  { 'id' =>  5, 'name' => 'Nordrhein Westfalen',    'taxbird_nr' => '9',  'elster_format' => 'FFF/BBBB/UUUP', },
  { 'id' =>  7, 'name' => 'Rheinland Pfalz',        'taxbird_nr' => '10', 'elster_format' => 'FF/BBB/UUUU/P', },
  { 'id' => 10, 'name' => 'Saarland',               'taxbird_nr' => '11', 'elster_format' => 'FFF/BBB/UUUUP', },
  { 'id' => 14, 'name' => 'Sachsen',                'taxbird_nr' => '12', 'elster_format' => 'FFF/BBB/UUUUP', },
  { 'id' => 15, 'name' => 'Sachsen Anhalt',         'taxbird_nr' => '13', 'elster_format' => 'FFF/BBB/UUUUP', },
  { 'id' =>  1, 'name' => 'Schleswig Holstein',     'taxbird_nr' => '14', 'elster_format' => 'FF BBB UUUUP',  },
  { 'id' => 16, 'name' => 'Th�ringen',              'taxbird_nr' => '15', 'elster_format' => 'FFF/BBB/UUUUP', },
  );

sub new {
  my $type = shift;

  my $self = {};

  bless $self, $type;

  $self->_init(@_);

  return $self;
}

sub _init {
  my $self = shift;

  $self->{tax_office_information} = [];

  foreach (@tax_office_information) {
    my $entry      = \%{ $_ };
    $entry->{name} = $main::locale->{iconv_iso8859}->convert($entry->{name});
    push @{ $self->{tax_office_information} }, $entry;
  }
}

sub get_coa {

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

  my $query = q{ SELECT coa FROM defaults };

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

  my ($coa) = selectrow_query($form, $dbh, $query);

  $sth->finish;
  $dbh->disconnect;

  $form->{coa} = $coa;
  $form->{"COA_$coa"} = '1';
  $form->{COA_Germany} = '1' if ($coa =~ m/^germany/i);

  return;
}


sub report_variables {
  # Get all positions for taxreport out of the database
  # Needs Databaseupdate Pg-upgrade2/USTVA_abstraction.pl

  return unless defined wantarray;

  my ( $self,
       $arg_ref) = @_;

  my $myconfig   = $arg_ref->{myconfig};
  my $form       = $arg_ref->{form};
  my $type       = $arg_ref->{type}; # 'paied' || 'received' || ''
  my $attribute  = $arg_ref->{attribute}; #
  my $dec_places = (defined $arg_ref->{dec_places}) ? $arg_ref->{dec_places}:undef;

  my $where_type = "AND tax.report_headings.type = '$type'" if ( $type );
  my $where_dcp  = "AND tax.report_variables.dec_places = '$dec_places'" if ( defined $dec_places );

  my $query = qq|
    SELECT $attribute
    FROM tax.report_variables
    LEFT JOIN tax.report_headings
      ON (tax.report_variables.heading_id = tax.report_headings.id)
    WHERE 1=1
    $where_type
    $where_dcp
  |;

  my $dbh = $form->dbconnect($myconfig);
  my $sth = $dbh->prepare($query);

  $sth->execute() || $form->dberror($query);

  my @positions;

  while ( my $row_ref = $sth->fetchrow_arrayref() ) {
    push @positions, @$row_ref;  # Copy the array contents
  }

  $sth->finish;

  $dbh->disconnect;

  return @positions;

}

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

  $part           = $form->{part};
  $patterncount   = $form->{patterncount};
  $delimiter      = $form->{delimiter};
  $elster_pattern = $form->{elster_pattern};

  # rebuild steuernummer and elstersteuernummer
  # es gibt eine gespeicherte steuernummer $form->{steuernummer}
  # und die parts und delimiter

  my $h = 0;
  my $i = 0;

  $steuernummer_new        = $part;
  $elstersteuernummer_new  = $elster_FFFF;
  $elstersteuernummer_new .= '0';

  for ($h = 1; $h < $patterncount; $h++) {
    $steuernummer_new .= qq|$delimiter|;
    for ($i = 1; $i <= length($elster_pattern); $i++) {
      $steuernummer_new       .= $form->{"part_$h\_$i"};
      $elstersteuernummer_new .= $form->{"part_$h\_$i"};
    }
  }
  if ($form->{steuernummer} ne $steuernummer_new) {
    $form->{steuernummer}       = $steuernummer_new;
    $form->{elstersteuernummer} = $elstersteuernummer_new;
    $form->{steuernummer_new}   = $steuernummer_new;
  }
  $main::lxdebug->leave_sub();
  return ($steuernummer_new, $elstersteuernummer_new);
}

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

  my ($self, $elsterland, $elsterFFFF, $steuernummer) = @_;

  my $steuernummer_input = '';

  $elster_land  = $elsterland;
  $elster_FFFF  = $elsterFFFF;
  $steuernummer = '0000000000' if ($steuernummer eq '');

  # $steuernummer formatieren (nur Zahlen) -> $stnr
  my $stnr = $steuernummer;
  $stnr =~ s/\D+//g;

  #Pattern description Elstersteuernummer

  #split the pattern
  my $tax_office     = first { $_->{name} eq $elster_land } @{ $self->{tax_office_information} };
  my $elster_pattern = $tax_office->{elster_format};
  my @elster_pattern = split(' ', $elster_pattern);
  my $delimiter      = '&nbsp;';
  my $patterncount   = @elster_pattern;
  if ($patterncount < 2) {
    @elster_pattern = ();
    @elster_pattern = split('/', $elster_pattern);
    $delimiter      = '/';
    $patterncount   = @elster_pattern;
  }

  # no we have an array of patternparts and a delimiter
  # create the first automated and fixed part and delimiter

  $steuernummer_input .= qq|<b><font size="+1">|;
  my $part = '';
SWITCH: {
    $elster_pattern[0] eq 'FFF' && do {
      $part = substr($elster_FFFF, 1, 4);
      $steuernummer_input .= qq|$part|;
      last SWITCH;
    };
    $elster_pattern[0] eq '0FF' && do {
      $part = '0' . substr($elster_FFFF, 2, 4);
      $steuernummer_input .= qq|$part|;
      last SWITCH;
    };
    $elster_pattern[0] eq 'FF' && do {
      $part = substr($elster_FFFF, 2, 4);
      $steuernummer_input .= qq|$part|;
      last SWITCH;
    };
    1 == 1 && do {
      $steuernummer_input .= qq|Fehler!|;
      last SWITCH;
    };
  }

  #now the rest of the Steuernummer ...
  $steuernummer_input .= qq|</b></font>|;
  $steuernummer_input .= qq|\n
           <input type=hidden name="elster_pattern" value="$elster_pattern">
           <input type=hidden name="patterncount" value="$patterncount">
           <input type=hidden name="patternlength" value="$patterncount">
           <input type=hidden name="delimiter" value="$delimiter">
           <input type=hidden name="part" value="$part">
  |;

  my $k = 0;

  for (my $h = 1; $h < $patterncount; $h++) {
    $steuernummer_input .= qq|&nbsp;$delimiter&nbsp;\n|;
    for (my $i = 1; $i <= length($elster_pattern[$h]); $i++) {
      $steuernummer_input .= qq|<select name="part_$h\_$i">\n|;

      for (my $j = 0; $j <= 9; $j++) {
        $steuernummer_input .= qq|      <option value="$j"|;
        if ($steuernummer ne '') {
          if ($j eq substr($stnr, length($part) + $k, 1)) {
            $steuernummer_input .= qq| selected|;
          }
        }
        $steuernummer_input .= qq|>$j</option>\n|;
      }
      $k++;
      $steuernummer_input .= qq|</select>\n|;
    }
  }

  $main::lxdebug->leave_sub();

  return $steuernummer_input;
}

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

#  use SL::Form;

  # Referenz wird �bergeben, hash of hash wird nicht
  # in neues  Hash kopiert, sondern direkt �ber die Referenz ver�ndert
  # Prototyp f�r diese Konstruktion

  my ($self, $land, $elsterFFFF, $elster_init) = @_;

  my $terminal = '';
  my $FFFF     = $elsterFFFF;
  my $ffff     = '';
  my $checked  = '';
  $checked = 'checked' if ($elsterFFFF eq '' and $land eq '');

  my $fa_auswahl = qq|
        <script language="Javascript">
        function update_auswahl()
        {
                var elsterBLAuswahl = document.verzeichnis.elsterland_new;
                var elsterFAAuswahl = document.verzeichnis.elsterFFFF_new;

                elsterFAAuswahl.options.length = 0; // dropdown aufr�umen
                |;

  foreach $elster_land (sort keys %$elster_init) {
    $fa_auswahl .= qq|
               if (elsterBLAuswahl.options[elsterBLAuswahl.selectedIndex].
               value == "$elster_land")
               {
               |;
    my $j              = 0;
    my %elster_land_fa = ();
    $FFFF = '';
    for $FFFF (keys %{ $elster_init->{$elster_land} }) {
      $elster_land_fa{$FFFF} = $elster_init->{$elster_land}->{$FFFF}->[0];
    }
    foreach $ffff (sort { $elster_land_fa{$a} cmp $elster_land_fa{$b} }
                   keys(%elster_land_fa)
      ) {
      $fa_auswahl .= qq|
                   elsterFAAuswahl.options[$j] = new Option("$elster_land_fa{$ffff} ($ffff)","$ffff");|;
      $j++;
    }
    $fa_auswahl .= qq|
               }|;
  }
  $fa_auswahl .= qq|
        }
        </script>

        <table width="100%">
          <tr>
            <td>
               Bundesland
            </td>
            <td>
              <select size="1" name="elsterland_new" onchange="update_auswahl()">|;
  if ($land eq '') {
    $fa_auswahl .= qq|<option value="Auswahl" $checked>| . $main::locale->text('Select federal state...') . qq|</option>\n|;
  }
  foreach $elster_land (sort keys %$elster_init) {
    $fa_auswahl .= qq|
                  <option value="$elster_land"|;
    if ($elster_land eq $land and $checked eq '') {
      $fa_auswahl .= qq| selected|;
    }
    $fa_auswahl .= qq|>$elster_land</option>
             |;
  }
  $fa_auswahl .= qq|
            </td>
          </tr>
          |;

  my $elster_land = '';
  $elster_land = ($land ne '') ? $land : '';
  %elster_land_fa = ();
  for $FFFF (keys %{ $elster_init->{$elster_land} }) {
    $elster_land_fa{$FFFF} = $elster_init->{$elster_land}->{$FFFF}->[0];
  }

  $fa_auswahl .= qq|
           <tr>
              <td>Finanzamt
              </td>
              <td>
                 <select size="1" name="elsterFFFF_new">|;
  if ($elsterFFFF eq '') {
    $fa_auswahl .= qq|<option value="Auswahl" $checked>| . $main::locale->text('Select tax office...') . qq|</option>|;
  } else {
    foreach $ffff (sort { $elster_land_fa{$a} cmp $elster_land_fa{$b} }
                   keys(%elster_land_fa)
      ) {

      $fa_auswahl .= qq|
                        <option value="$ffff"|;
      if ($ffff eq $elsterFFFF and $checked eq '') {
        $fa_auswahl .= qq| selected|;
      }
      $fa_auswahl .= qq|>$elster_land_fa{$ffff} ($ffff)</option>|;
    }
  }
  $fa_auswahl .= qq|
                 </td>
              </tr>
            </table>
            </select>|;

  $main::lxdebug->leave_sub();

  return $fa_auswahl;
}

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

  my $msg = $_[0];

  if ($ENV{HTTP_USER_AGENT}) {
    $msg =~ s/\n/<br>/g;

    print qq|<body><h2 class=info>Hinweis</h2>

    <p><b>$msg</b>
    <br>
    <br>
    <hr>
    <input type=button value="| . $main::locale->text('Back') . qq|" onClick="history.go(-1)">
    </body>
    |;

    exit;

  } else {

    die "Hinweis: $msg\n";
  }

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

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

  # noch nicht fertig
  # soll mal eine Erinnerungsfunktion f�r USTVA Abgaben werden, die automatisch
  # den Termin der n�chsten USTVA anzeigt.
  #
  #
  my ($today, $FA_dauerfrist, $FA_voranmeld) = @_;

  #$today zerlegen:

  #$today =today * 1;
  $today =~ /(\d\d\d\d)(\d\d)(\d\d)/;
  $year     = $1;
  $month    = $2;
  $day      = $3;
  $yy       = $year;
  $mm       = $month;
  $yymmdd   = "$year$month$day" * 1;
  $mmdd     = "$month$day" * 1;
  $stichtag = '';

  #$tage_bis = '1234';
  #$ical = '...vcal format';

  #if ($FA_voranmeld eq 'month'){

  %liste = ("0110" => 'December',
            "0210" => 'January',
            "0310" => 'February',
            "0410" => 'March',
            "0510" => 'April',
            "0610" => 'May',
            "0710" => 'June',
            "0810" => 'July',
            "0910" => 'August',
            "1010" => 'September',
            "1110" => 'October',
            "1210" => 'November');

  #$mm += $dauerfrist
  #$month *= 1;
  $month += 1 if ($day > 10);
  $month    = sprintf("%02d", $month);
  $stichtag = $year . $month . "10";
  $ust_va   = $month . "10";

  foreach $date (%liste) {
    $ust_va = $liste{$date} if ($date eq $stichtag);
  }

  #} elsif ($FA_voranmeld eq 'quarter'){
  #1;

  #}

  #@stichtag = ('10.04.2004', '10.05.2004');

  #@liste = ['0110', '0210', '0310', '0410', '0510', '0610', '0710', '0810', '0910',
  #          '1010', '1110', '1210', ];
  #
  #foreach $key (@liste){
  #  #if ($ddmm < ('0110' * 1));
  #  if ($ddmm ){}
  #  $stichtag = $liste[$key - 1] if ($ddmm > $key);
  #
  #}
  #
  #$stichtag =~ /([\d]\d)(\d\d)$/
  #$stichtag = "$1.$2.$yy"
  #$stichtag=$1;
  $main::lxdebug->leave_sub();
  return ($stichtag, $description, $tage_bis, $ical);
}

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

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

  my $dbh = $form->dbconnect($myconfig) or $self->error(DBI->errstr);

  #Test, if table finanzamt exist
  my $table    = 'finanzamt';
  my $filename = "sql/$table.sql";

  my $tst = $dbh->prepare("SELECT * FROM $table");
  $tst->execute;
  if ($DBI::err) {

    #There is no table, read the table from sql/finanzamt.sql
    print qq|<p>Bitte warten, Tabelle $table wird einmalig in Datenbank:
    $myconfig->{dbname} als Benutzer: $myconfig->{dbuser} hinzugef�gt...</p>|;
    process_query($form, $dbh, $filename) || $self->error(DBI->errstr);

    #execute second last call
    my $dbh = $form->dbconnect($myconfig) or $self->error(DBI->errstr);
    $dbh->disconnect();
  }
  $tst->finish();

  #$dbh->disconnect();

  my @vars = (
    'FA_Land_Nr',             #  0
    'FA_BUFA_Nr',             #  1
                              #'FA_Verteiler',				#  2
    'FA_Name',                #  3
    'FA_Strasse',             #  4
    'FA_PLZ',                 #  5
    'FA_Ort',                 #  6
    'FA_Telefon',             #  7
    'FA_Fax',                 #  8
    'FA_PLZ_Grosskunden',     #  9
    'FA_PLZ_Postfach',        # 10
    'FA_Postfach',            # 11
    'FA_BLZ_1',               # 12
    'FA_Kontonummer_1',       # 13
    'FA_Bankbezeichnung_1',   # 14
                              #'FA_BankIBAN_1',				# 15
                              #'FA_BankBIC_1',				# 16
                              #'FA_BankInhaber_BUFA_Nr_1',			# 17
    'FA_BLZ_2',               # 18
    'FA_Kontonummer_2',       # 19
    'FA_Bankbezeichnung_2',   # 20
                              #'FA_BankIBAN_2',				# 21
                              #'FA_BankBIC_2',				# 22
                              #'FA_BankInhaber_BUFA_Nr_2',			# 23
    'FA_Oeffnungszeiten',     # 24
    'FA_Email',               # 25
    'FA_Internet'             # 26
                              #'FA_zustaendige_Hauptstelle_BUFA_Nr',		# 27
                              #'FA_zustaendige_vorgesetzte_Finanzbehoerde'	# 28
  );

  my $field = join(', ', @vars);

  my $query = "SELECT $field FROM finanzamt ORDER BY FA_Land_nr";
  my $sth = $dbh->prepare($query) or $self->error($dbh->errstr);
  $sth->execute || $form->dberror($query);
  my $array_ref = $sth->fetchall_arrayref();
  my $land      = '';
  foreach my $row (@$array_ref) {
    my $FA_finanzamt = $row;
    my $tax_office   = first { $_->{id} == $FA_finanzamt->[0] } @{ $self->{tax_office_information} };
    $land            = $tax_office->{name};

    # $land = $main::locale->{iconv}->convert($land);

    my $ffff = @$FA_finanzamt[1];

    my $rec = {};
    $rec->{$land} = $ffff;

    shift @$row;
    shift @$row;

    $finanzamt{$land}{$ffff} = [@$FA_finanzamt];
  }

  $sth->finish();
  $dbh->disconnect();

  $main::lxdebug->leave_sub();

  return \%finanzamt;
}

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

  # Copyright D. Simander -> SL::Form under Gnu GPL.
  my ($form, $dbh, $filename) = @_;

  #  return unless (-f $filename);

  open my $FH, "<", "$filename" or $form->error("$filename : $!\n");
  my $query = "";
  my $sth;
  my @quote_chars;

  while (<$FH>) {

    # Remove DOS and Unix style line endings.
    s/[\r\n]//g;

    # don't add comments or empty lines
    next if /^(--.*|\s+)$/;

    for (my $i = 0; $i < length($_); $i++) {
      my $char = substr($_, $i, 1);

      # Are we inside a string?
      if (@quote_chars) {
        if ($char eq $quote_chars[-1]) {
          pop(@quote_chars);
        }
        $query .= $char;

      } else {
        if (($char eq "'") || ($char eq "\"")) {
          push(@quote_chars, $char);

        } elsif ($char eq ";") {

          # Query is complete. Send it.

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

          $char  = "";
          $query = "";
        }

        $query .= $char;
      }
    }
  }

  close $FH;

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

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

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

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

  my $last_period     = 0;
  my $category        = "pos_ustva";

  my @category_cent = USTVA->report_variables({
      myconfig    => $myconfig,
      form        => $form,
      type        => '',
      attribute   => 'position',
      dec_places  => '2',
  });

  push @category_cent, qw(83  Z43  Z45  Z53  Z62  Z65  Z67);

  my @category_euro = USTVA->report_variables({
      myconfig    => $myconfig,
      form        => $form,
      type        => '',
      attribute   => 'position',
      dec_places  => '0',
  });

  push @category_euro, USTVA->report_variables({
      myconfig    => $myconfig,
      form        => $form,
      type        => '',
      attribute   => 'position',
      dec_places  => '0',
  });

  $form->{decimalplaces} *= 1;

  foreach $item (@category_cent) {
    $form->{"$item"} = 0;
  }
  foreach $item (@category_euro) {
    $form->{"$item"} = 0;
  }
  my $coa_name = coa_get($dbh);
  $form->{coa} = $coa_name;

  # Controlvariable for templates
  $form->{"$coa_name"} = '1';

  $main::lxdebug->message(LXDebug::DEBUG2, "COA: '$form->{coa}',  \$form->{$coa_name} = 1");

  &get_accounts_ustva($dbh, $last_period, $form->{fromdate}, $form->{todate},
                      $form, $category);

  ###########################################
  #
  # Nationspecific Modfications
  #
  ###########################################

  # Germany

  if ( $form->{coa} eq 'Germany-DATEV-SKR03EU' or $form->{coa} eq 'Germany-DATEV-SKR04EU'){

    # 16%/19% Umstellung
    # Umordnen der Kennziffern
    if ( $form->{year} < 2007) {
      $form->{35} += $form->{81};
      $form->{36} += $form->{811};
      $form->{95} += $form->{89};
      $form->{98} += $form->{891};
      map { delete $form->{$_} } qw(81 811 89 891);
    } else {
      $form->{35} += $form->{51};
      $form->{36} += $form->{511};
      $form->{95} += $form->{97};
      $form->{98} += $form->{971};
      map { delete $form->{$_} } qw(51 511 97 971);
    }

  }


  # Fixme: Wird auch noch f�r Oesterreich gebraucht,
  # weil kein eigenes Ausgabeformular
  # sotte aber aus der allgem�inen Steuerberechnung verschwinden
  #
  # Berechnung der USTVA Formularfelder laut Bogen 207
  #

  $form->{"51r"} = $form->{"511"};
  $form->{"86r"} = $form->{"861"};
  $form->{"97r"} = $form->{"971"};
  $form->{"93r"} = $form->{"931"};

  $form->{"Z43"} = $form->{"511"}     + $form->{"811"} + $form->{"861"}
                     + $form->{"36"}  + $form->{"80"}  + $form->{"971"}
                     + $form->{"891"} + $form->{"931"} + $form->{"96"}
                     + $form->{"98"};

  $form->{"Z45"} = $form->{"Z43"};

  $form->{"Z53"} = $form->{"Z45"}     + $form->{"53"}  + $form->{"74"}
                     + $form->{"85"}  + $form->{"65"};

  $form->{"Z62"} = $form->{"Z43"}     - $form->{"66"}  - $form->{"61"}
                     - $form->{"62"}  - $form->{"67"}  - $form->{"63"}
                     - $form->{"64"}  - $form->{"59"};

  $form->{"Z65"} = $form->{"Z62"}     - $form->{"69"};
  $form->{"83"}  = $form->{"Z65"}     - $form->{"39"};

  $dbh->disconnect;

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

sub coa_get {

  my ($dbh) = @_;

  my $query= qq|SELECT coa FROM defaults|;

  my $sth = $dbh->prepare($query);

  $sth->execute || $form->dberror($query);

  ($ref) = $sth->fetchrow_array;

  return $ref;

};

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

  my ($dbh, $last_period, $fromdate, $todate, $form, $category) = @_;

  my $query;
  my $where    = "";
  my $glwhere  = "";
  my $subwhere = "";
  my $ARwhere  = "";
  my $APwhere  = '';
  my $arwhere  = "";
  my $item;

    my $gltaxkey_where = "(tk.pos_ustva>=59 AND tk.pos_ustva<=66)";

  if ($fromdate) {
    if ($form->{method} eq 'cash') {
      $subwhere .= " AND transdate >= '$fromdate'";
      $glwhere = " AND ac.transdate >= '$fromdate'";
      $ARwhere .= " AND acc.transdate >= '$fromdate'";
    }
    $APwhere .= " AND AP.transdate >= '$fromdate'";
    $where .= " AND ac.transdate >= '$fromdate'";
  }

  if ($todate) {
    $where    .= " AND ac.transdate <= '$todate'";
    $ARwhere  .= " AND acc.transdate <= '$todate'";
  }

  my $acc_trans_where = '1=1';
  if ($fromdate || $todate) {
    $acc_trans_where = "ac.trans_id IN (SELECT DISTINCT trans_id FROM acc_trans WHERE ";

    if ($fromdate) {
      $acc_trans_where .= "transdate >= '$fromdate'";
    }
    if ($todate) {
      $acc_trans_where .= " AND " if ($fromdate);
      $acc_trans_where .= "transdate <= '$todate'";
    }

    $acc_trans_where .= ")";
  }

  ############################################
  # Method eq 'cash' = IST Versteuerung
  ############################################
  # Betrifft nur die eingenommene Umsatzsteuer
  #
  ############################################

  if ($form->{method} eq 'cash') {

    $query = qq|
       SELECT
         -- USTVA IST-Versteuerung
         --
         -- Alle tatsaechlichen _Zahlungseingaenge_
         -- im Voranmeldezeitraum erfassen
         -- (Teilzahlungen werden prozentual auf verschiedene Steuern aufgeteilt)
         SUM( ac.amount *
            -- Bezahlt / Rechnungssumme
           (
             SELECT SUM(acc.amount)
             FROM acc_trans acc
             INNER JOIN chart c ON (acc.chart_id   =   c.id
                                    AND c.link   like  '%AR_paid%')
             WHERE
              1=1
              $ARwhere
              AND acc.trans_id = ac.trans_id
              )
           /
           (
            SELECT amount FROM ar WHERE id = ac.trans_id
           )
         ) AS amount,
         tk.pos_ustva
       FROM acc_trans ac
       LEFT JOIN chart c ON (c.id  = ac.chart_id)
       LEFT JOIN ar      ON (ar.id = ac.trans_id)
       LEFT JOIN taxkeys tk ON (
         tk.id = (
           SELECT id FROM taxkeys
           WHERE chart_id   = ac.chart_id
             -- AND taxkey_id  = ac.taxkey
             AND startdate <= COALESCE(ar.deliverydate,ar.transdate)
           ORDER BY startdate DESC LIMIT 1
         )
       )
       WHERE
       $acc_trans_where
       GROUP BY tk.pos_ustva
    |;

  } elsif ($form->{method} eq 'accrual') {
    #########################################
    # Method eq 'accrual' = Soll Versteuerung
    #########################################

    $query = qq|
       -- Alle Einnahmen AR und pos_ustva erfassen
       SELECT
         - sum(ac.amount) AS amount,
         tk.pos_ustva
       FROM acc_trans ac
       JOIN chart c ON (c.id = ac.chart_id)
       JOIN ar ON (ar.id = ac.trans_id)
       JOIN taxkeys tk ON (
         tk.id = (
           SELECT id FROM taxkeys
           WHERE chart_id   = ac.chart_id
             AND startdate <= COALESCE(ar.deliverydate,ar.transdate)
           ORDER BY startdate DESC LIMIT 1
         )
       )
       $dpt_join
       WHERE 1 = 1
       $where
       GROUP BY tk.pos_ustva
  |;

  } else {

    $form->error("Unknown tax method: $form->{method}")

  }

  #########################################
  # Ausgaben und Gl Buchungen sind gleich
  # f�r Ist- und Soll-Versteuerung
  #########################################
  $query .= qq|
     UNION -- alle Ausgaben AP erfassen

       SELECT
         sum(ac.amount) AS amount,
         tk.pos_ustva
       FROM acc_trans ac
       JOIN ap ON (ap.id = ac.trans_id )
       JOIN chart c ON (c.id = ac.chart_id)
       LEFT JOIN taxkeys tk ON (
           tk.id = (
             SELECT id FROM taxkeys
             WHERE 1=1
               AND chart_id=ac.chart_id
               --AND taxkey_id = ac.taxkey
               AND startdate <= COALESCE(AP.transdate)
             ORDER BY startdate DESC LIMIT 1
           )
       )
       WHERE
       1=1
       $where
       GROUP BY tk.pos_ustva

     UNION -- Einnahmen direkter gl Buchungen erfassen

       SELECT sum
         ( - ac.amount) AS amount,
         tk.pos_ustva
       FROM acc_trans ac
       JOIN chart c ON (c.id = ac.chart_id)
       JOIN gl a ON (a.id = ac.trans_id)
       LEFT JOIN taxkeys tk ON (
         tk.id = (
           SELECT id FROM taxkeys
           WHERE chart_id=ac.chart_id
             AND NOT $gltaxkey_where
             AND startdate <= COALESCE(ac.transdate)
           ORDER BY startdate DESC LIMIT 1
         )
       )

       $dpt_join
       WHERE 1 = 1
       $where
       GROUP BY tk.pos_ustva


     UNION -- Ausgaben direkter gl Buchungen erfassen

       SELECT sum
         (ac.amount) AS amount,
         tk.pos_ustva
       FROM acc_trans ac
       JOIN chart c ON (c.id = ac.chart_id)
       JOIN gl a ON (a.id = ac.trans_id)
       LEFT JOIN taxkeys tk ON (
         tk.id = (
           SELECT id FROM taxkeys
           WHERE chart_id=ac.chart_id
             AND $gltaxkey_where
             AND startdate <= COALESCE(ac.transdate)
           ORDER BY startdate DESC LIMIT 1
         )
       )

       $dpt_join
       WHERE 1 = 1
       $where
       GROUP BY tk.pos_ustva

  |;

  my @accno;
  my $accno;
  my $ref;

  # Show all $query in Debuglevel LXDebug::QUERY
  $callingdetails = (caller (0))[3];
  $main::lxdebug->message(LXDebug::QUERY, "$callingdetails \$query=\n $query");

  my $sth = $dbh->prepare($query);

  $sth->execute || $form->dberror($query);

  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
    # Bug 365 solved?!
    $ref->{amount} *= -1;
    $form->{ $ref->{$category} } += $ref->{amount};
  }

  $sth->finish;

  $main::lxdebug->leave_sub();

}

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

  my ($self, $userspath, $filename) = @_;

  $form->error("Missing Parameter: @_") if !$userspath || !$filename;

  my $form = $main::form;

  $filename = "$form->{login}_$filename";
  $filename =~ s|.*/||;
  $filename = "$userspath/$filename";
  open my $FACONF, "<", $filename or sub {# Annon Sub
    # catch open error
    # create file if file does not exist
    open my $FANEW, ">", $filename  or $form->error("CREATE: $filename : $!");
    close $FANEW                    or $form->error("CLOSE: $filename : $!");

    #try again open file
    open my $FACONF, "<", $filename or $form->error("OPEN: $filename : $!");
  };

  while (<$FACONF>) {
    last if (/^\[/);
    next if (/^(\#|\s)/);

    # remove comments
    s/\s#.*//g;

    # remove any trailing whitespace
    s/^\s*(.*?)\s*$/$1/;
    my ($key, $value) = split(/=/, $_, 2);

    $form->{$key} = "$value";

  }

  close $FACONF;

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


1;
