use Mojolicious::Lite;
use DBI;
use Mojolicious::Plugin::ReCAPTCHAv2;

plugin 'ReCAPTCHAv2' => {
    sitekey     => '... your value received from google',
    secret      => '... idem',
    api_timeout => 120,
};

get '/surv' => sub {
    my $c = shift;
    $c->stash( captcha => $c->app->recaptcha_get_html );
};

post '/surv' => sub {
    my $c   = shift;
    my $app = $c->app;

    if ( $app->recaptcha_verify ) {
        $app->log->debug( "Hi there " . $c->param('first name') );
    }
    else {
        if ( my $err = $app->recaptcha_get_errors ) {
            foreach my $e ( @{$err} ) {
                $app->log->debug( "Error code : " . $e );
            }
        }
        else {
            $app->log->debug("could be a bot here");
        }

    }

};

app->start;
__DATA__
@@ surv.html.ep
%= form_for surv => (method => 'POST') => begin
%= text_field 'first_name'
<%= $captcha %>
%= submit_button
%en