# Pastebin vvaVRqKo
package Mojolicious::Plugin::JSON::Validator;
use Mojo::Base 'Mojolicious::Plugin';
use Mojo::Loader;
use JSON::Validator;

our $VERSION = '0.01';

sub register {
        my ($self, $app) = @_;

        $app->hook(around_action => sub {
                my ($next, $c, $action, $last) = @_;

                my $route = $c->match->endpoint;
                my $schema;
                if($route->to->{"json_validator.schema"}) {
                        $schema = $route->to->{"json_validator.schema"};
                } else {
                        $schema = $app->home->rel_file(sprintf "%s.schema.json", $route->name);
                }

                print $schema, $/;
                if(ref $schema or $schema =~ m{^\w+://} or -f $schema) {
                        my $validator = JSON::Validator->new->schema($schema);
                        if(my @errors = $validator->validate($c->req->json)) {
                                $c->render(status_code => 400, json => {errors => [@errors]});
                                return
                        }
                }
                $next->()
        });
}

1;