package Net::EPP::Frame::Command::Update::Domain;
use List::Util qw(any);
use base       qw(Net::EPP::Frame::Command::Update);
use Net::EPP::Frame::ObjectSpec;
use strict;
use warnings;

our $DNSSEC_URN = 'urn:ietf:params:xml:ns:secDNS-1.1';

=pod

=head1 NAME

Net::EPP::Frame::Command::Update::Domain - an instance of L<Net::EPP::Frame::Command::Update>
for domain names.

=head1 SYNOPSIS

	use Net::EPP::Frame::Command::Update::Domain;
	use strict;

	my $info = Net::EPP::Frame::Command::Update::Domain->new;
	$info->setDomain('example.tld');

	print $info->toString(1);

This results in an XML document like this:

	<?xml version="1.0" encoding="UTF-8"?>
	<epp xmlns="urn:ietf:params:xml:ns:epp-1.0"
	  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	  xsi:schemaLocation="urn:ietf:params:xml:ns:epp-1.0
	  epp-1.0.xsd">
	    <command>
	      <update>
	        <domain:update
	          xmlns:domain="urn:ietf:params:xml:ns:domain-1.0"
	          xsi:schemaLocation="urn:ietf:params:xml:ns:domain-1.0
	          domain-1.0.xsd">
	            <domain:name>example-1.tldE<lt>/domain:name>
	        </domain:update>
	      </update>
	      <clTRID>0cf1b8f7e14547d26f03b7641660c641d9e79f45</clTRIDE<gt>
	    </command>
	</epp>

=head1 OBJECT HIERARCHY

    L<XML::LibXML::Node>
    +----L<XML::LibXML::Document>
        +----L<Net::EPP::Frame>
            +----L<Net::EPP::Frame::Command>
                +----L<Net::EPP::Frame::Command::Update>
                    +----L<Net::EPP::Frame::Command::Update::Domain>

=cut

sub new {
    my $package = shift;
    my $self    = bless($package->SUPER::new('update'), $package);

    my $domain = $self->addObject(Net::EPP::Frame::ObjectSpec->spec('domain'));

    foreach my $grp (qw(add rem chg)) {
        my $el = $self->createElement(sprintf('domain:%s', $grp));
        $self->getNode('update')->getChildNodes->shift->appendChild($el);
    }

    return $self;
}

=pod

=head1 METHODS

	$frame->setDomain($domain_name);

This specifies the domain name to be updated.

=cut

sub setDomain {
    my ($self, $domain) = @_;

    my $name = $self->createElement('domain:name');
    $name->appendText($domain);

    my $n = $self->getNode('update')->getChildNodes->shift;
    $n->insertBefore($name, $n->firstChild);

    return 1;
}

=pod

	$frame->addStatus($type, $info);

Add a status of $type with the optional extra $info.

=cut

sub addStatus {
    my ($self, $type, $info) = @_;
    my $status = $self->createElement('domain:status');
    $status->setAttribute('s',    $type);
    $status->setAttribute('lang', 'en');
    if ($info) {
        $status->appendText($info);
    }
    $self->getElementsByLocalName('domain:add')->shift->appendChild($status);
    return 1;
}

=pod

	$frame->remStatus($type);

Remove a status of $type.

=cut

sub remStatus {
    my ($self, $type) = @_;
    my $status = $self->createElement('domain:status');
    $status->setAttribute('s', $type);
    $self->getElementsByLocalName('domain:rem')->shift->appendChild($status);
    return 1;
}

=pod

	$frame->addContact($type, $contact);
	
Add a contact of $type.

=cut

sub addContact {
    my ($self, $type, $contact_id) = @_;

    my $contact = $self->createElement('domain:contact');
    $contact->setAttribute('type', $type);
    $contact->appendText($contact_id);

    $self->getElementsByLocalName('domain:add')->shift->appendChild($contact);
    return 1;
}

=pod
	
	$frame->remContact($type, $contact);
	
Remove a contact of $type.

=cut

sub remContact {
    my ($self, $type, $contact_id) = @_;

    my $contact = $self->createElement('domain:contact');
    $contact->setAttribute('type', $type);
    $contact->appendText($contact_id);

    $self->getElementsByLocalName('domain:rem')->shift->appendChild($contact);
    return 1;
}

=pod

	$frame->chgAuthinfo($auth);

Change the authinfo.

=cut

sub chgAuthInfo {
    my ($self, $authInfo) = @_;

    my $el = $self->createElement('domain:authInfo');
    my $pw = $self->createElement('domain:pw');
    $pw->appendText($authInfo);
    $el->appendChild($pw);

    $self->getElementsByLocalName('domain:chg')->shift->appendChild($el);
    return 1;
}

=pod

	$frame->chgRegistrant($registrant);

Change the authinfo.

=cut

sub chgRegistrant {
    my ($self, $contact) = @_;

    my $registrant = $self->createElement('domain:registrant');
    $registrant->appendText($contact);

    $self->getElementsByLocalName('domain:chg')->shift->appendChild($registrant);
    return 1;
}

=pod

	$frame->addNS('ns0.example.com'); # host object mode

	$frame->addNS({'name' => 'ns0.example.com', 'addrs' => [ { 'addr' => '127.0.0.1', 'type' => 4 } ] }); # host attribute mode

=cut 

sub addNS {
    my ($self, @ns) = @_;

    if (ref $ns[0] eq 'HASH') {
        $self->addHostAttrNS(@ns);
    } else {
        $self->addHostObjNS(@ns);
    }
    return 1;
}

sub addHostAttrNS {
    my ($self, @ns) = @_;

    my $ns = $self->createElement('domain:ns');

    # Adding attributes
    foreach my $host (@ns) {
        my $hostAttr = $self->createElement('domain:hostAttr');

        # Adding NS name
        my $hostName = $self->createElement('domain:hostName');
        $hostName->appendText($host->{name});
        $hostAttr->appendChild($hostName);

        # Adding IP addresses
        if (exists $host->{addrs} && ref $host->{addrs} eq 'ARRAY') {
            foreach my $addr (@{$host->{addrs}}) {
                my $hostAddr = $self->createElement('domain:hostAddr');
                $hostAddr->appendText($addr->{addr});
                $hostAddr->setAttribute(ip => $addr->{version});
                $hostAttr->appendChild($hostAddr);
            }
        }

        # Adding host info to frame
        $ns->appendChild($hostAttr);
    }

    $self->getElementsByLocalName('domain:add')->shift->appendChild($ns);
    return 1;
}

sub addHostObjNS {
    my ($self, @ns) = @_;

    my $ns = $self->createElement('domain:ns');
    foreach my $host (@ns) {
        my $el = $self->createElement('domain:hostObj');
        $el->appendText($host);
        $ns->appendChild($el);
    }

    $self->getElementsByLocalName('domain:add')->shift->appendChild($ns);
    return 1;
}

=pod

	$frame->remNS('ns0.example.com'); # host object mode

	$frame->remNS({'name' => 'ns0.example.com', 'addrs' => [ { 'addr' => '127.0.0.1', 'type' => 4 } ] }); # host attribute mode

=cut 

sub remNS {
    my ($self, @ns) = @_;

    if (ref $ns[0] eq 'HASH') {
        $self->remHostAttrNS(@ns);
    } else {
        $self->remHostObjNS(@ns);
    }
    return 1;
}

sub remHostAttrNS {
    my ($self, @ns) = @_;

    my $ns = $self->createElement('domain:ns');

    # Adding attributes
    foreach my $host (@ns) {
        my $hostAttr = $self->createElement('domain:hostAttr');

        # Adding NS name
        my $hostName = $self->createElement('domain:hostName');
        $hostName->appendText($host->{name});
        $hostAttr->appendChild($hostName);

        # Adding IP addresses
        if (exists $host->{addrs} && ref $host->{addrs} eq 'ARRAY') {
            foreach my $addr (@{$host->{addrs}}) {
                my $hostAddr = $self->createElement('domain:hostAddr');
                $hostAddr->appendText($addr->{addr});
                $hostAddr->setAttribute(ip => $addr->{version});
                $hostAttr->appendChild($hostAddr);
            }
        }

        # Adding host info to frame
        $ns->appendChild($hostAttr);
    }

    $self->getElementsByLocalName('domain:rem')->shift->appendChild($ns);
    return 1;
}

sub remHostObjNS {
    my ($self, @ns) = @_;

    my $ns = $self->createElement('domain:ns');
    foreach my $host (@ns) {
        my $el = $self->createElement('domain:hostObj');
        $el->appendText($host);
        $ns->appendChild($el);
    }

    $self->getElementsByLocalName('domain:rem')->shift->appendChild($ns);
    return 1;
}

=pod

=head2 DNSSEC methods

=cut

sub _get_dnsssec {
    my $self = shift;
    my $tag  = shift;

    my $el = self->getElementsByTagNameNS($DNSSEC_URN, $tag);
    return $el if $el;

    my $ext = $self->getNode('extension');
    $ext = $self->getNode('command')->addNewChild(undef, 'extension')
        if not defined $ext;

    my $upd = $ext->addNewChild($DNSSEC_URN, 'secDNS:update');
    $upd->addNewChild($DNSSEC_URN, 'secDNS:add');
    $upd->addNewChild($DNSSEC_URN, 'secDNS:rem');

    return $self->_get_dnssec($tag);
}

=pod

=head2 TTL Extension

    $frame->chgTTLs({
        NS => 3600,
        DS => 900,
    });

Specify TTLs for DNS records above the zone cut. The server must support the
TTL extension.

=cut

sub chgTTLs {
    my ($self, $ttls) = @_;

    foreach my $type (keys(%{$ttls})) {
        my $ttl = $self->createExtensionElementFor(Net::EPP::Frame::ObjectSpec->xmlns('ttl'))->appendChild($self->createElement('ttl'));
        $ttl->appendText($ttls->{$type});
        if (any { $type eq $_ } qw(NS DS DNAME A AAAA)) {
            $ttl->setAttribute('for', $type);

        } else {
            $ttl->setAttribute('for',    'custom');
            $ttl->setAttribute('custom', $type);

        }
    }
}

1;