#!/usr/bin/perl --
use strict;
use warnings;
use JSON;
use LWP;

my $endpoint = URI->new("https://indexing.googleapis.com/batch");
use HTTP::Request::Common();
my $base_request = HTTP::Request::Common::POST( 
    $endpoint, 
    Authorization => "Bearer TOKEN",
    Content_Type => 'multipart/mixed',
);
$base_request->add_part( 
    BlaFoo({ url => 'http://example.com/1', type => "URL_UPDATED" }),
    BlaFoo({ url => "http://example.com/2", type => "URL_UPDATED" })
);

print $base_request->as_string;


exit 0 ;

sub BlaFoo {
    return SnaFoo(
        POST => "/v3/urlNotifications:publish",  ## todo?
        Content_Type => 'application/json',
        Accept => 'application/json',
        Content => encode_json( shift )
    );
}

sub SnaFoo {
    my $req = HTTP::Message->new;
    my $content;
    $content = shift if @_ and ref $_[0];
    my($k, $v);
    while (($k,$v) = splice(@_, 0, 2)) {
        if (lc($k) eq 'content') {
            $content = $v;
        } else {
            $req->push_header($k, $v);
        }
    }
    $req->header('Content-Length' => length($content)) unless ref($content);
    $req->content($content);
    
    $req = HTTP::Message->new( undef, $req->as_string );
    
    $req->header( 'Content-Type' => 'application/http' );
    $req->header( 'Content-Transfer-Encoding' => 'binary' );
    $req->header( 'Content-ID' => '<b29c5de2-0db4-490b-b421-6a51b598bd22+2>' ); ## todo?
    
    return $req;
}
__END__