Perl script to grab info from qrz.com or radioid.net

#!/usr/bin/perl

# Use the DBI module
#use strict;
use DBI;
#use warnings;
#use LWP::Simple;
use JSON::XS qw( decode_json );
use Data::Dumper;
use String::Util qw(trim);
use LWP::Simple qw(get);
use LWP::UserAgent;

#qrz api
use Ham::Reference::QRZ;
use Data::Dumper;


my $ua = LWP::UserAgent->new();
$ua->agent('Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36');
# PERL SQL Update Example
# my $callsign = uc("9W2LWK");
sub ucwords
{
my $str = shift;
$str = lc($str);
$str =~ s/\b(\w)/\u$1/g;
return $str;
}

print "Enter callsign please: ";
my $callsign = <STDIN>;
chomp $callsign;
$callsign = uc(trim($callsign));
print "\n";
print "Please enter first name first or last name first: (0=firstnamefirst/1=lastnamefirst): ";
my $flchoice = <STDIN>;
chomp $flchoice;
$flchoice = trim($flchoice);

#-------------------------------------
# qrz.com api
#-------------------------------------

my $qrz = Ham::Reference::QRZ->new(
callsign => $callsign,
username => '9w2lwk',
password => 'xxxxxxx'
);

my $listing = $qrz->get_listing;
my $dxcc = $qrz->get_dxcc;
my $session = $qrz->get_session;

$qrz->set_callsign('9W4GWK');
#debug
print "QRZ.com Surname and lastname\n";
#print Dumper($listing);
#print Dumper($dxcc);
#print Dumper($session);
#end-debug

print "Name: $listing->{name}\n";
print "Last Name: $listing->{fname}\n";

my $fname2 = $listing->{fname};
my $name2 = $listing->{name};
#--------------------------------------
# end of qrz.com api
#--------------------------------------

#my $url = 'http://www.radioid.net/api/dmr/user/?callsign=ON2RVQ';
my $url = 'https://radioid.net/api/dmr/user/?callsign='.$callsign;
my $response = $ua->get($url);
my $content = $response->content;
#my $content = get($url);
#print $content;
die "Couldn't get $url" unless defined $content;
my $json_array = decode_json($content);
my $dsn = 'DBI:mysql:database=databasename;host=localhost';
my $db_user_name = 'dbuser';
my $db_password = 'dbpassword';
my $password = "dbpassword";

print "\n";
print "This is the contents from radioio.net : -"."\n";
print "\n";

print $content;
print "\n";
print "\n";

my $fname = $json_array->{results}->[0]->{fname};
my $surname = $json_array->{results}->[0]->{surname};
my $country = $json_array->{results}->[0]->{country};
my $state = $json_array->{results}->[0]->{state};

print "fname count:-\n";
print $fname2 =~ s/[FT]//g;
print "\n";

if (!defined $fname2)
{
print "not change";
}
else
{
$fname = $fname2;
$surname = $name2;
}

if ($flchoice eq '0')
{
$fullname = ucwords(ucwords(lc($fname)) . " " . ucwords(lc($surname)));
#my $fullname = $fname . $surname;
print "First Name = " . $fname ."\n";
print "Surname = " . $surname ."\n";
print "Full Name = " . $fullname ."\n";
}
elsif ($flchoice eq '1')
{
$fullname = ucwords(ucwords(lc($surname)) . " " . ucwords(lc($fname)));
print "First Name = " . $fname ."\n";
print "Surname = " . $surname ."\n";
print "Full Name = " . $fullname ."\n";
}
else
{
$fullname = ucwords(ucwords(lc($fname)) . " " . ucwords(lc($surname)));
print "First Name = " . $fname ."\n";
print "Surname = " . $surname ."\n";
print "Full Name = " . $fullname ."\n";
}


#print Dumper($json_array);

# Connect to the database
# Note this connection can be used to
# execute more than one statement
# on any number of tables in the database
if ($callsign eq '')
{
print "Input cannot be blank"."\n";
}
else
{
my $dbh = DBI->connect($dsn, $db_user_name, $db_password) or die "Unable to connect: $DBI::errstr\n" ;
print "Select the record out first"."\n";
my $stmt2 = "SELECT * FROM dmrid where callsign = " . "'" . trim("$callsign") . "'";
print "\n";
print $stmt2."\n";
my $sth2 = $dbh->prepare($stmt2) or die "Unable to connect: $DBI::errstr\n" ;
$sth2->execute();

my ($count) = $sth2->fetchrow_array;
if ($count == 0) {
print "NO rows fetched!\n";
#$sth2->finish();
#$dbh->disconnect();
}
else
{
print "Record found!\n";
my $dbh = DBI->connect($dsn, $db_user_name, $db_password) or die "Unable to connect: $DBI::errstr\n" ;

# Create the statement.
#print $flchoice ."\n";
print "debug: Full Name = " . $fullname ."\n";

my $fullname_ = trim($fullname);
my $stmt = "UPDATE dmrid SET name = " . $dbh->quote("$fullname_") . "," . "country = " . $dbh->quote("$country") . "," . "state = " . $dbh->quote("$state") . " WHERE callsign = " . $dbh->quote("$callsign") ;
print "\n";
print "\n";
print $stmt."\n";
# Prepare and execute the SQL query

my $sth = $dbh->prepare($stmt) or die "Unable to connect: $DBI::errstr\n" ;

# Execute the statement
$sth->execute();

$sth->finish();
$dbh->disconnect();
}

}

table structure:-