package Dancer::SharedData;
our $AUTHORITY = 'cpan:SUKRIA';
# ABSTRACT: Shared-data singleton for Dancer
$Dancer::SharedData::VERSION = '1.3500';
use strict;
use warnings;
use Dancer::Timer;
use Dancer::Response;
use Dancer::Factory::Hook;

Dancer::Factory::Hook->instance->install_hooks(
    qw/on_reset_state/
);

# shared variables
my $vars = {};
sub vars {$vars}

sub var {
    my ($class, $key, $value) = @_;
    $vars->{$key} = $value if (@_ == 3);
    return $vars->{$key};
}

# request headers
my $_headers;
sub headers { (@_ == 2) ? $_headers = $_[1] : $_headers }

# request singleton
my $_request;
sub request { (@_ == 2) ? $_request = $_[1] : $_request }

# current response
my $_response;
sub response {
    if (@_ == 2) {
        $_response = $_[1];
    }else{
        $_response = Dancer::Response->new() if !defined $_response;
        return $_response;
    }
}
sub reset_response { $_response = undef }

# request timer
my $_timer;
sub timer { $_timer ||= Dancer::Timer->new }
sub reset_timer { $_timer = Dancer::Timer->new }

# purging accessor
sub reset_all {
    my ($self, %options) = @_;
    my $is_forward = exists($options{reset_vars}) && ! $options{reset_vars};

    Dancer::Factory::Hook->execute_hooks('on_reset_state', $is_forward);

    if (!$is_forward) {
        $vars = {};
    }
    undef $_request;
    undef $_headers;
    reset_timer();
    reset_response();
}

'Dancer::SharedData';

__END__

=pod

=encoding UTF-8

=head1 NAME

Dancer::SharedData - Shared-data singleton for Dancer

=head1 VERSION

version 1.3500

=head1 AUTHOR

Dancer Core Developers

=head1 COPYRIGHT AND LICENSE

This software is copyright (c) 2010 by Alexis Sukrieh.

This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.

=cut
