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# Copyright (C) 2012 Patrick "P. J." McDermott
#
# 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 3 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, see <http://www.gnu.org/licenses/>.

use strict;
use warnings;

use MarkdownBook::Document::HTML::Index;
use MarkdownBook::Document::HTML::Chapter;
use MarkdownBook::Document::HTML::Appendix;
use HTML::Template;

package MarkdownBook::Book::HTML;

use base qw(MarkdownBook::Book);

sub new
{
	my ($class, @args) = @_;
	my $self;

	$class = ref($class) || $class;
	$self = {};
	bless($self, $class);

	$self = $self->SUPER::new('HTML', @args);

	return $self;
}

sub parse_documents
{
	my ($self) = @_;
	my $doc;

	foreach $doc (@{$self->{'docs'}}) {
		$doc->parse_html();
	}
}

sub write_templated_documents
{
	my ($self) = @_;
	my $doc_tmpl;
	my $doc;
	my $doc_fh;

	$doc_tmpl = HTML::Template->new(filename => 'include/document.tmpl');

	foreach $doc (@{$self->{'docs'}}) {

		$doc_tmpl->param(
			IS_INDEX => (ref($doc) eq $self->get_document_module('Index')));

		$doc_tmpl->param(BOOK_TITLE => $self->{'title'});
		$doc_tmpl->param(TITLE => $doc->title());
		$doc_tmpl->param(CHAPT_TITLE => $doc->full_title());

		if (defined($doc->prev())) {
			$doc_tmpl->param(PREV_LINK => $doc->prev()->file() . '.html');
			$doc_tmpl->param(PREV_TITLE => $doc->prev()->title());
		} else {
			$doc_tmpl->param(PREV_LINK => undef);
			$doc_tmpl->param(PREV_TITLE => undef);
		}
		if (defined($doc->next())) {
			$doc_tmpl->param(NEXT_LINK => $doc->next()->file() . '.html');
			$doc_tmpl->param(NEXT_TITLE => $doc->next()->title());
		} else {
			$doc_tmpl->param(NEXT_LINK => undef);
			$doc_tmpl->param(NEXT_TITLE => undef);
		}

		$doc_tmpl->param(BODY => $doc->output());

		open($doc_fh, '>', $doc->file_path() . '.html');
		$doc_tmpl->output(print_to => $doc_fh);
		close($doc_fh);
	}
}

1;