#!/usr/bin/perl -w

use strict;

use Cwd qw/abs_path/;
use File::Temp qw/tempdir/;
use Data::Dumper;
use lib './lib';

use WebPAC::Lookup;
use WebPAC::Input::ISIS;
use WebPAC::Store 0.03;
use WebPAC::Normalize::XML;
use WebPAC::Output::TT;
use WebPAC::Output::Estraier 0.02;
use YAML qw/LoadFile/;
use LWP::Simple;

my $limit = shift @ARGV;

my $config = LoadFile('conf/config.yml');

print "config = ",Dumper($config);

die "no databases in config file!\n" unless ($config->{databases});

while (my ($database, $db_config) = each %{ $config->{databases} }) {

	my $type = lc($db_config->{input}->{type});

	die "I know only how to handle input type isis, not '$type'!\n" unless ($type eq 'isis');

	my $abs_path = abs_path($0);
	$abs_path =~ s#/[^/]*$#/#;

	my $lookup = new WebPAC::Lookup(
		lookup_file => $db_config->{input}->{lookup},
	);

	my $db_path = $config->{webpac}->{db_path} . '/' . $database;


	my $log = $lookup->_get_logger;
	$log->info("working on $database in $db_path");

	my $isis = new WebPAC::Input::ISIS(
		code_page => $config->{webpac}->{webpac_encoding},
		limit_mfn => $db_config->{input}->{limit},
	);

	my $maxmfn = $isis->open(
		filename => $db_config->{input}->{path},
		code_page => $db_config->{input}->{encoding},	# database encoding
	);

	my $path = './db/';

	my $db = new WebPAC::Store(
		path => $db_path,
	);

	my $n = new WebPAC::Normalize::XML(
	#	filter => { 'foo' => sub { shift } },
		db => $db,
		lookup_regex => $lookup->regex,
		lookup => $lookup,
	);

	$n->open(
		tag => $db_config->{normalize}->{tag},
		xml_file => $db_config->{normalize}->{path},
	);

	my $out = new WebPAC::Output::TT(
		include_path => $config->{webpac}->{template_path},
		filters => { foo => sub { shift } },
	);

	my $est_config = $config->{hyperestraier} || $log->logdie("can't find 'hyperestraier' part in confguration");
	$est_config->{database} = $database;

	$log->info("using HyperEstraier URL $est_config->{url}");

	my $est = new WebPAC::Output::Estraier(
		%{ $est_config },
	);

	my $total_rows = 0;

	for ( 0 ... $isis->size ) {

		my $row = $isis->fetch || next;

		my $mfn = $row->{'000'}->[0] || die "can't find MFN";

		my $ds = $n->data_structure($row);

	#	print STDERR Dumper($row, $ds);

	#	my $html = $out->apply(
	#		template => 'html_ffzg.tt',
	#		data => $ds,
	#	);
	#
	#	# create test output
	#
	#	my $file = sprintf('out/%02d.html', $mfn );
	#	open(my $fh, '>', $file) or die "can't open $file: $!";
	#	print $fh $html;
	#	close($fh);
	#
	#	$html =~ s#\s*[\n\r]+\s*##gs;
	#
	#	print STDERR $html;

		$est->add(
			id => $mfn,
			ds => $ds,
			type => $config->{hyperestraier}->{type},
		);

		$total_rows++;

	};

	$log->info("$total_rows records indexed");
}

