#!/usr/bin/perl

use strict;
use warnings;

use Pod::Usage qw( pod2usage );
use Getopt::Long qw( GetOptions );
use File::Spec::Functions qw( catfile catdir rel2abs );

my $debug = 0;
my $help  = 0;
my $port  = 8080;
my $home  = get_pangloss_home();
my $lib   = catdir($home, 'lib');
my ($config, $dsn);

GetOptions( 'd|debug+'   => \$debug,
	    'h|help'     => \$help,
	    'p|port=n'   => \$port,
	    'c|config=s' => \$config,
	    'dsn=s'      => \$dsn, );

pod2usage if ($help);

warn "using home directory: $home\n" if $debug;

eval "use lib '$lib'";
die  "Error loading Pangloss libraries from '$lib' - $@!" if ($@);

warn "using Pangloss libraries from $lib\n" if $debug;
require Pangloss::WebApp::Standalone;

# this will have to do until we hit PG::WebApp->init_debug:
{ no warnings; $Pangloss::DEBUG{ALL} = 1 if $debug; }

Pangloss::Config->set_default_for
  ( 'PG_CONFIG_FILE',
    sub { catfile( shift->{PG_HOME}, 'conf', 'config.yaml' ); } );

local %ENV = ( %ENV, PG_HOME => $home, PG_DEBUG => $debug );
$ENV{PG_CONFIG_FILE} = $config if $config;
$ENV{PG_PIXIE_DSN}   = $dsn    if $dsn;

exit Pangloss::WebApp::Standalone
      ->new
      ->port( $port )
      ->event_loop;

sub get_pangloss_home {
    return $ENV{PANGLOSS_HOME} if ($ENV{PANGLOSS_HOME});
    return $ENV{PG_HOME} if ($ENV{PG_HOME});
    require File::Basename;
    my $dir = File::Basename::dirname( File::Spec->rel2abs( $0 ) );
    $dir    =~ s/\W?bin\W?\z//i;
    return $dir;
}

__END__

=head1 NAME

pg_test_server - stand-alone webserver for Pangloss

=head1 SYNOPSIS

  pg_test_server [-h] [-d [-d]] [--port=...] [--config=...] [--dsn=...]

=head2 options:

=over 4

=item -h, --help

print usage and exit.

=item -p, --port=n

listen on the specified port, defaults to C<8080>.

=item -c, --config=<path>

use the specified controller config file, defaults to C<conf/config.yaml>.

=item --dsn=<pixie_store_spec>

use the specified Pixie DSN, default set in L<Pangloss::Config>

=item -d, --debug

increase debugging level, defaults to C<0>.

=back

=head1 DESCRIPTION

This is a single-threaded stand-alone test server for Pangloss that relies on
L<HTTP::Daemon>.

=head1 AUTHOR

Steve Purkis <spurkis@quiup.com>

=head1 COPYRIGHT

Copyright (c) 2003, Quiup Ltd.

This module is free software; you can redistribute it or modify it under
the same terms as Perl itself.

=head1 SEE ALSO

L<Pangloss>, L<Pangloss::Config>

=cut