<?php
/**
 * @package     Plumrocket_CookieConsent
 * @copyright   Copyright (c) 2022 Plumrocket Inc. (https://plumrocket.com)
 * @license     https://plumrocket.com/license   End-user License Agreement
 */

declare(strict_types=1);

namespace Plumrocket\CookieConsent\ViewModel;

use Magento\Framework\Api\SearchCriteriaBuilder;
use Magento\Framework\Api\SortOrderBuilder;
use Magento\Framework\View\Element\Block\ArgumentInterface;
use Plumrocket\CookieConsent\Api\CategoryRepositoryInterface;
use Plumrocket\CookieConsent\Api\Data\CategoryInterface;
use Plumrocket\CookieConsent\Model\ResourceModel\Category as CategoryResource;

/**
 * @since 1.7.0
 */
class CategoryProvider implements ArgumentInterface
{

    /**
     * @var null|\Plumrocket\CookieConsent\Api\Data\CategoryInterface[]
     */
    private $categories;

    /**
     * @var \Plumrocket\CookieConsent\Api\CategoryRepositoryInterface
     */
    private $categoryRepository;

    /**
     * @var \Magento\Framework\Api\SearchCriteriaBuilder
     */
    private $searchCriteriaBuilder;

    /**
     * @var \Magento\Framework\Api\SortOrderBuilder
     */
    private $sortOrderBuilder;

    /**
     * @param \Plumrocket\CookieConsent\Api\CategoryRepositoryInterface $categoryRepository
     * @param \Magento\Framework\Api\SearchCriteriaBuilder              $searchCriteriaBuilder
     * @param \Magento\Framework\Api\SortOrderBuilder                   $sortOrderBuilder
     */
    public function __construct(
        CategoryRepositoryInterface $categoryRepository,
        SearchCriteriaBuilder $searchCriteriaBuilder,
        SortOrderBuilder $sortOrderBuilder
    ) {
        $this->categoryRepository = $categoryRepository;
        $this->searchCriteriaBuilder = $searchCriteriaBuilder;
        $this->sortOrderBuilder = $sortOrderBuilder;
    }

    /**
     * Get active categories.
     *
     * @return \Plumrocket\CookieConsent\Api\Data\CategoryInterface[]
     */
    public function get(): array
    {
        if (null === $this->categories) {
            $this->searchCriteriaBuilder->addFilter('status', 1);
            $this->searchCriteriaBuilder->addSortOrder(
                $this->sortOrderBuilder
                    ->setField(CategoryInterface::SORT_ORDER)
                    ->setAscendingDirection()
                    ->create()
            );
            $this->searchCriteriaBuilder->addSortOrder(
                $this->sortOrderBuilder
                    ->setField(CategoryInterface::CREATED_AT)
                    ->setAscendingDirection()
                    ->create()
            );
            // During installation all categories will have same created_at
            // so order by id keep right order for this case
            $this->searchCriteriaBuilder->addSortOrder(
                $this->sortOrderBuilder
                    ->setField(CategoryResource::ID_FIELD_NAME)
                    ->setAscendingDirection()
                    ->create()
            );
            $this->categories = $this->categoryRepository->getList($this->searchCriteriaBuilder->create())->getItems();
        }
        return $this->categories;
    }
}