package WebService::TFL::Bus::Request;
use Moo;
use Types::Standard -all;
use WebService::TFL::Bus::Fields;
use namespace::autoclean;

for my $field (WebService::TFL::Bus::Fields->query_fields) {
    has $field => (
        is => 'rw',
        predicate => "has_$field",
    );
}

has ReturnList => (
    is => 'rw',
    isa => ArrayRef,
    predicate => 'has_ReturnList',
);

sub request_uri {
    my ($self,$base_uri) = @_;

    my $uri = $base_uri->clone;
    my %form;
    for my $field (WebService::TFL::Bus::Fields->query_fields) {
        my $pred = "has_$field";
        if ($self->$pred) {
            $form{$field} = $self->$field;
        }
    }
    if ($self->has_ReturnList) {
        $form{ReturnList}=join ',',@{$self->ReturnList}
    }
    $uri->query_form(\%form);
    return $uri;
}

1;