#!/usr/bin/perl
###########################################
# maxauthors keyword
# Search books by keyword and select those
# with the highest number of authors.
# Mike Schilli <mschilli1@aol.com>, 2003
###########################################

use strict;
use warnings;

use Net::Amazon;
use Net::Amazon::Property;
use Net::Amazon::Request::Keyword;

die "usage: $0 keyword" unless 
    defined $ARGV[0];

my $ua = Net::Amazon->new(
    associate_tag => $ENV{AMAZON_ASSOCIATE_TAG},
    token         => $ENV{AMAZON_TOKEN},
    secret_key    => $ENV{AMAZON_SECRET_KEY},
    max_pages   => 10,
);

my $req = Net::Amazon::Request::Keyword->new(
    keyword   => $ARGV[0],
    mode      => "books"
);

 # Response: Net::Amazon::Keyword::Response
my $resp = $ua->request($req);

my $max_authors = 0;
my @books = sort { 
    scalar $b->authors() <=>
    scalar $a->authors() }
   grep { $_->title() =~ /$ARGV[0]/i }
    $resp->properties;

for(0..4) {
    print scalar $books[$_]->authors,
          " ", $books[$_]->as_string, "\n\n";
}