<?php

declare(strict_types=1);

namespace ACA\ACF\Search\Comparison;

use AC\Helper\Select\Options\Paginated;
use ACP\Helper\Select;
use ACP\Helper\Select\Taxonomy\LabelFormatter;
use ACP\Search\Comparison\Meta;
use ACP\Search\Comparison\SearchableValues;
use ACP\Search\Operators;
use WP_Term;

class Taxonomy extends Meta implements SearchableValues
{
    private string $taxonomy;

    public function __construct(string $meta_key, string $taxonomy)
    {
        $operators = new Operators([
            Operators::EQ,
            Operators::NEQ,
            Operators::IS_EMPTY,
            Operators::NOT_IS_EMPTY,
        ]);

        $this->taxonomy = $taxonomy;

        parent::__construct($operators, $meta_key);
    }

    public function format_label($value): string
    {
        $term = get_term($value);

        return $term instanceof WP_Term
            ? $this->formatter()->format_label($term)
            : '';
    }

    private function formatter(): LabelFormatter\TermName
    {
        return new LabelFormatter\TermName();
    }

    public function get_values(string $search, int $page): Paginated
    {
        return (new Select\Taxonomy\PaginatedFactory())->create([
            'page'     => $page,
            'search'   => $search,
            'taxonomy' => $this->taxonomy,
        ], $this->formatter());
    }

}
