# BEGIN LICENSE BLOCK
# 
# Copyright (c) 2004 Kristian Hoffmann <khoff@fire2wire.com>
# Based on the original RT::URI::base and RT::URI::fsck_com_rt.
# 
# Copyright (c) 1996-2003 Jesse Vincent <jesse@bestpractical.com>
# 
# (Except where explictly superceded by other copyright notices)
# 
# This work is made available to you under the terms of Version 2 of
# the GNU General Public License. A copy of that license should have
# been provided with this software, but in any event can be snarfed
# from www.gnu.org.
# 
# This work 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.
# 
# Unless otherwise specified, all modifications, corrections or
# extensions to this work which alter its source code become the
# property of Best Practical Solutions, LLC when submitted for
# inclusion in the work.
# 
# 
# END LICENSE BLOCK
#
use strict;
no warnings qw(redefine);

#use vars qw($conf);

use FS;
use FS::UID qw(dbh);
use FS::CGI qw(popurl);
use FS::UI::Web::small_custview;
use FS::Conf;
use FS::Record qw(qsearchs qsearch dbdef);
use FS::cust_main;
use FS::cust_svc;
use FS::part_svc;
use FS::payby;

#can I do this?
FS::UID->install_callback(
  sub { @RT::URI::freeside::svc_tables = FS::part_svc->svc_tables() }
);

=head1 NAME

RT::URI::freeside::Internal

=head1 DESCRIPTION

Overlay for the RT::URI::freeside URI handler implementing the Internal integration type.

See L<RT::URI::freeside> for public/private interface documentation.

=cut



sub _FreesideGetRecord {

  my $self = shift;
  my ($table, $pkey) = ($self->{'fstable'}, $self->{'fspkey'});

  $RT::Logger->debug("Called _FreesideGetRecord()");

  #eval "use FS::$table;";

  my $dbdef = dbdef;
  unless ($dbdef) {
    $RT::Logger->error("Using Internal freeside integration type, ".
                       "but it doesn't look like we're running under ".
                       "freeside's Mason handler.");
    return;
  }

  my $pkeyfield = $dbdef->table($table)->primary_key;
  unless ($pkeyfield) {
    $RT::Logger->error("No primary key for freeside table '$table'");
    return;
  }

  my $fsrec = qsearchs($table, { $pkeyfield => $pkey });
  unless ($fsrec) {
    $RT::Logger->error("Record with '$pkeyfield' == '$pkey' does " .
                       "not exist in table $table");
    return;
  }

  return { $fsrec->hash, '_object' => $fsrec };

}

sub FreesideVersion {

  return $FS::VERSION;

}

sub FreesideGetConfig {

  #$conf = new FS::Conf unless ref($conf);
  my $conf = new FS::Conf;

  return scalar($conf->config(@_));

}

sub smart_search { #Subroutine

    return map { { $_->hash } } &FS::cust_main::Search::smart_search(@_);

}

sub service_search {

    return map {
      my $cust_pkg = $_->cust_pkg;
      my $custnum = $cust_pkg->custnum if $cust_pkg;
      my $label = join(': ',($_->label)[0, 1]);
      my %hash = (
        $_->hash,
        'label' => $label,
        'custnum' => $custnum, # so that it's smart_searchable...
      );
      \%hash
    } &FS::cust_svc::smart_search(@_);

}

sub email_search { #Subroutine

  return map { { $_->hash } } &FS::cust_main::Search::email_search(@_);

}

sub small_custview {

  return &FS::UI::Web::small_custview::small_custview(@_);

}

sub AsStringLong {

  my $self = shift;

  my $table = $self->{'fstable'};

  if ( $table eq 'cust_main' ) {

    my $rec = $self->_FreesideGetRecord();
    if (!$rec) {
      return '<I>Customer #'.$self->{'fspkey'}.' (not found)</I>';
    }
    return '<A HREF="' . $self->HREF . '">' .
                        small_custview( $rec->{'_object'},
                           scalar(FS::Conf->new->config('countrydefault')),
                           1, #nobalance
                        ) . '</A>';

  } elsif ( $table eq 'cust_svc' ) {

    my $string = '';
    my $cust = $self->CustomerResolver;
    if ( $cust ) {
      # the customer's small_custview
      $string = $cust->AsStringLong();
    }
    # + the service label and link
    $string .= $self->ShortLink;
    return $string;

  } else {

    return $self->SUPER::AsStringLong;

  }

}

sub ShortLink {
  # because I don't want AsString to sometimes return a hunk of HTML, but
  # on the other hand AsStringLong does something specific.
  my $self = shift;
  '<B><A HREF="'.$self->HREF.'">' . $self->_FreesideURILabel . '</A></B>';
}

sub CustomerResolver {
  my $self = shift;
  if ( $self->{fstable} eq 'cust_main' ) {
    return $self;
  }
  elsif ( $self->{fstable} eq 'cust_svc' ) {
    my $rec = $self->_FreesideGetRecord();
    if ($rec) {
      my $cust_pkg = $rec->{'_object'}->cust_pkg;
      if ( $cust_pkg ) {
        my $URI = RT::URI->new($self->CurrentUser);
        $URI->FromURI('freeside://freeside/cust_main/'.$cust_pkg->custnum);
        return $URI->Resolver;
      }
    }
    return;
  }
  return;
}

sub CustomerInfo {
  my $self = shift;
  return $self->{CustomerInfo} if $self->{CustomerInfo};
  $self = $self->CustomerResolver;

  my $rec = $self->_FreesideGetRecord() if $self;
  if (!$rec) {
    # AsStringLong will report an error;
    # here, just avoid breaking things
    my $error = {
      AgentName     => '',
      CustomerClass => '',
      CustomerTags  => [],
      Referral      => '',
      InvoiceEmail  => '',
      BillingType   => '',
    };
    return $error;
  }

  my $cust_main = delete $rec->{_object};
  my $agent = $cust_main->agent;
  my $class = $cust_main->cust_class;
  my $referral = qsearchs('part_referral', { refnum => $cust_main->refnum });
  my @part_tags = $cust_main->part_tag;

  my @lf = $cust_main->location_fields;
  my $bill_location = $cust_main->bill_location;
  my $ship_location = $cust_main->ship_location;

  my $info = {
    %$rec,

    AgentName     => ($agent ? ($agent->agentnum.': '.$agent->agent) : ''),
    CustomerClass => ($class ? $class->classname : ''),
    CustomerTags  => [
      sort { $a->{'name'} <=> $b->{'name'} }
      map { 
        { name => $_->tagname, desc => $_->tagdesc, color => $_->tagcolor }
      } @part_tags
    ],
    Referral      => ($referral ? $referral->referral : ''),
    InvoiceEmail  => $cust_main->invoicing_list_emailonly_scalar,
    BillingType   => FS::payby->longname($cust_main->payby),
  };

  foreach my $field (@lf) {
    $info->{"bill_$field"} = $bill_location->get($field);
    $info->{"ship_$field"} = $ship_location->get($field);
  }
  $info->{"bill_location"} = $bill_location->location_label(no_prefix => 1);
  $info->{"ship_location"} = $ship_location->location_label(no_prefix => 1);

  return $self->{CustomerInfo} = $info;
}

sub ServiceInfo {
  my $self = shift;
  $self->{fstable} eq 'cust_svc' or return;
  return $self->{ServiceInfo} if $self->{ServiceInfo};

  my $rec = $self->_FreesideGetRecord() or return;
  my $cust_svc = $rec->{'_object'};
  my $svc_x = $cust_svc->svc_x;
  my $part_svc = $cust_svc->part_svc;
  my $locationnum = $cust_svc->cust_pkg->locationnum;
  my $cust_location = qsearchs('cust_location', { locationnum => $locationnum});
  my @lf = FS::cust_main->location_fields;

  # location fields are not prefixed
  my $info = {
    $cust_svc->hash,
    $svc_x->hash,
    $cust_location->hash,
    ServiceType => $part_svc->svc,
    Label => $self->AsString,
  };
  $info->{'location'} = $cust_location->location_label(no_prefix => 1);

  return $self->{ServiceInfo} = $info;
}

1;