<?php

namespace YOOtheme\Builder\Wordpress\Source\Type;

use YOOtheme\Str;
use function YOOtheme\trans;

class PostArchiveQueryType
{
    /**
     * @param \WP_Post_Type $type
     *
     * @return array
     */
    public static function config(\WP_Post_Type $type)
    {
        $name = Str::camelCase($type->name, true);
        $field = Str::camelCase(['archive', $type->name]);

        return [

            'fields' => [

                $field => [

                    'type' => [
                        'listOf' => $name,
                    ],

                    'args' => [
                        'offset' => [
                            'type' => 'Int',
                        ],
                        'limit' => [
                            'type' => 'Int',
                        ],
                    ],

                    'metadata' => [

                        'label' => $type->label,
                        'group' => 'Page',
                        'view' => [
                            "archive-{$type->name}",
                            'search',
                            'author-archive',
                            'date-archive',
                        ],
                        'fields' => [
                            '_offset' => [
                                'description' => trans('Set the starting point and limit the number of %post_type%.', ['%post_type%' => $type->label]),
                                'type' => 'grid',
                                'width' => '1-2',
                                'fields' => [
                                    'offset' => [
                                        'label' => trans('Start'),
                                        'type' => 'number',
                                        'default' => 0,
                                        'modifier' => 1,
                                        'attrs' => [
                                            'min' => 1,
                                            'required' => true,
                                        ],
                                    ],
                                    'limit' => [
                                        'label' => trans('Quantity'),
                                        'type' => 'limit',
                                        'attrs' => [
                                            'placeholder' => 'No limit',
                                            'min' => 0,
                                        ],
                                    ],
                                ],
                            ],
                        ],

                    ],

                    'extensions' => [
                        'call' => __CLASS__ . '::resolve',
                    ],

                ],

            ],

        ];
    }

    public static function resolve($root, array $args)
    {
        global $wp_query;

        $args += [
            'offset' => 0,
            'limit' => null,
        ];

        if ($args['offset'] || $args['limit']) {
            return array_slice($wp_query->posts, (int) $args['offset'], (int) $args['limit'] ?: null);
        }

        return $wp_query->posts;
    }
}
