# This code is part of Perl distribution OODoc version 3.00.
# The POD got stripped from this file by OODoc version 3.00.
# For contributors see file ChangeLog.

# This software is copyright (c) 2003-2025 by Mark Overmeer.

# This is free software; you can redistribute it and/or modify it under
# the same terms as the Perl 5 programming language system itself.
# SPDX-License-Identifier: Artistic-1.0-Perl OR GPL-1.0-or-later

package OODoc::Text::Chapter;{
our $VERSION = '3.00';
}

use parent 'OODoc::Text::Structure';

use strict;
use warnings;

use Log::Report    'oodoc';

use List::Util     qw/first/;


sub init($)
{   my ($self, $args) = @_;
    $args->{type}       ||= 'Chapter';
    $args->{container}  ||= delete $args->{manual} or panic;
    $args->{level}      ||= 1;
    $self->SUPER::init($args) or return;
    $self->{OTC_sections} = [];
    $self;
}

sub emptyExtension($)
{   my ($self, $container) = @_;
    my $empty = $self->SUPER::emptyExtension($container);
    my @sections = map $_->emptyExtension($empty), $self->sections;
    $empty->sections(@sections);
    $empty;
}

sub manual() { $_[0]->container }
sub path()   { $_[0]->name }

sub findSubroutine($)
{   my ($self, $name) = @_;
    my $sub = $self->SUPER::findSubroutine($name);
    return $sub if defined $sub;

    foreach my $section ($self->sections)
    {   my $sub = $section->findSubroutine($name);
        return $sub if defined $sub;
    }

    undef;
}

sub findEntry($)
{   my ($self, $name) = @_;
    return $self if $self->name eq $name;

    foreach my $section ($self->sections)
    {   my $entry = $section->findEntry($name);
        return $entry if defined $entry;
    }

    ();
}

sub all($@)
{   my $self = shift;
      ( $self->SUPER::all(@_)
      , map $_->all(@_), $self->sections
      );
}

#-------------------

sub section($)
{   my ($self, $thing) = @_;

    if(ref $thing)
    {   push @{$self->{OTC_sections}}, $thing;
        return $thing;
    }

    first { $_->name eq $thing } $self->sections;
}


sub sections()
{  my $self = shift;
   if(@_)
   {   $self->{OTC_sections} = [ @_ ];
       $_->container($self) for @_;
   }
   @{$self->{OTC_sections}};
}

*nest = \*sections;

1;
