use strict;
use warnings;

package CB;

# Just to test we can provide strings as callbacks
# used by "coo2" field
sub when_string_callback { return 1 }

package main;

use Test::More tests => 49;

use HTML::FormFu;

my $form = HTML::FormFu->new;

$form->load_config_file('t/constraints/constraint_when.yml');

# When triggered depending on callback
my $when_closure = sub {
    my $params = shift;
    return 1 if defined $params->{foo} && $params->{foo} eq '1';
};

$form->get_element('coo')
    ->get_constraint->when( { callback => $when_closure } );

# Valid
{
    $form->process(
        {   foo  => 1,
            bar  => 'bar_value',
            moo  => undef,
            zoo  => 'zoo_value',
            coo  => 4,
            coo2 => 5,
        } );

    # if 'moo' does not *exist* in process params
    # it wouldn't be valid

    ok( $form->valid('foo'),  'foo valid' );
    ok( $form->valid('bar'),  'bar valid' );
    ok( $form->valid('moo'),  'moo valid' );
    ok( $form->valid('zoo'),  'zoo valid' );
    ok( $form->valid('coo'),  'coo valid' );
    ok( $form->valid('coo2'), 'coo2 valid' );

    ok( grep { $_ eq 'foo' } $form->valid );
    ok( grep { $_ eq 'bar' } $form->valid );
    ok( grep { $_ eq 'moo' } $form->valid );
    ok( grep { $_ eq 'zoo' } $form->valid );
    ok( grep { $_ eq 'coo' } $form->valid );
    ok( grep { $_ eq 'coo2' } $form->valid );

    $form->process(
        {   foo => 2,
            bar => undef,
            moo => 'moo_value',
            zoo => 'zoo_value',
            coo => 'not_a_number',
        } );

    # if 'bar' does not *exist* in process params
    # it wouldn't be valid

    ok( $form->valid('foo'), 'foo valid' );
    ok( $form->valid('bar'), 'bar valid' );
    ok( $form->valid('moo'), 'moo valid' );
    ok( $form->valid('zoo'), 'zoo valid' );
    ok( $form->valid('coo'), 'coo valid' );

    ok( grep { $_ eq 'foo' } $form->valid );
    ok( grep { $_ eq 'bar' } $form->valid );
    ok( grep { $_ eq 'moo' } $form->valid );
    ok( grep { $_ eq 'zoo' } $form->valid );
    ok( grep { $_ eq 'coo' } $form->valid );

    $form->process(
        {   foo => 5,
            bar => undef,
            moo => undef,
            zoo => undef,
            coo => undef,
        } );

    # if 'bar' does not *exist* in process params
    # it wouldn't be valid

    ok( $form->valid('foo'), 'foo valid' );
    ok( $form->valid('bar'), 'bar valid' );
    ok( $form->valid('moo'), 'moo valid' );
    ok( $form->valid('zoo'), 'zoo valid' );
    ok( $form->valid('coo'), 'coo valid' );

    ok( grep { $_ eq 'foo' } $form->valid );
    ok( grep { $_ eq 'bar' } $form->valid );
    ok( grep { $_ eq 'moo' } $form->valid );
    ok( grep { $_ eq 'zoo' } $form->valid );
    ok( grep { $_ eq 'coo' } $form->valid );
}

# Invalid
{
    $form->process(
        {   foo => 1,
            moo => undef,
            coo => 'not_a_number',
        } );

    ok( $form->has_errors );

    ok( $form->valid('foo'),  'foo valid' );
    ok( !$form->valid('bar'), 'bar not valid' );
    ok( $form->valid('moo'),  'moo valid' );
    ok( !$form->valid('zoo'), 'zoo not valid' );
    ok( !$form->valid('coo'), 'coo not valid' );

    $form->process(
        {   foo => 'false value',
            bar => undef,
            moo => undef,
            zoo => 'zoo_value',
            coo => 'not_a_number',
        } );

    # if 'bar' and 'moo' does not *exist* in process params
    # it wouldn't be valid

    ok( $form->has_errors );

    ok( !$form->valid('foo'), 'foo not valid' );
    ok( $form->valid('bar'),  'bar valid' );
    ok( $form->valid('moo'),  'moo valid' );
    ok( $form->valid('zoo'),  'zoo valid' );
    ok( $form->valid('coo'),  'coo valid' );

    ok( !grep { $_ eq 'foo' } $form->valid );
    ok( grep  { $_ eq 'bar' } $form->valid );
    ok( grep  { $_ eq 'moo' } $form->valid );
    ok( grep  { $_ eq 'zoo' } $form->valid );
    ok( grep  { $_ eq 'coo' } $form->valid );
}