<?php
/**
 * Tax rates REST controller.
 *
 * @package HostKhata
 */

namespace HostKhata\Rest;

defined( 'ABSPATH' ) || exit;

use HostKhata\Core\Capabilities;
use HostKhata\Database\Repositories\TaxRateRepository;
use HostKhata\Domain\Tax\TaxService;
use WP_REST_Request;

/**
 * `/hostkhata/v1/tax-rates`. Needs `hostkhata_manage_settings`. Rates are in basis points.
 *
 * @since 0.1.0
 */
final class TaxRatesController extends ResourceController {

	/**
	 * Route base.
	 *
	 * @var string
	 */
	protected $rest_base = 'tax-rates';

	/**
	 * Tax service.
	 *
	 * @var TaxService
	 */
	private $tax;

	/**
	 * Tax rates.
	 *
	 * @var TaxRateRepository
	 */
	private $rates;

	/**
	 * Constructor.
	 *
	 * @param TaxService        $tax   Tax service.
	 * @param TaxRateRepository $rates Tax rates.
	 */
	public function __construct( TaxService $tax, TaxRateRepository $rates ) {
		$this->tax   = $tax;
		$this->rates = $rates;
	}

	/**
	 * {@inheritdoc}
	 */
	protected function capability(): string {
		return Capabilities::MANAGE_SETTINGS;
	}

	/**
	 * {@inheritdoc}
	 */
	protected function collection_args(): array {
		return array();
	}

	/**
	 * Implements the abstract method of the resource controller.
	 *
	 * @since 0.1.0
	 *
	 * @param WP_REST_Request $request Request.
	 * @return array{items: array<int, array<string, mixed>>, total: int}
	 */
	protected function query_items( WP_REST_Request $request ): array {
		$items = $this->rates->all();

		return array(
			'items' => $items,
			'total' => count( $items ),
		);
	}

	/**
	 * Implements the abstract method of the resource controller.
	 *
	 * @since 0.1.0
	 *
	 * @param int $id Item id.
	 * @return array<string, mixed>|null
	 */
	protected function find_item( int $id ): ?array {
		return $this->rates->find( $id );
	}

	/**
	 * Implements the abstract method of the resource controller.
	 *
	 * @since 0.1.0
	 *
	 * @param array<string, mixed> $body Request body.
	 * @return array<string, mixed>|\WP_Error
	 */
	protected function create_resource( array $body ) {
		return $this->tax->create( $body );
	}

	/**
	 * Implements the abstract method of the resource controller.
	 *
	 * @since 0.1.0
	 *
	 * @param int                  $id Item id.
	 * @param array<string, mixed> $body Request body.
	 * @return array<string, mixed>|\WP_Error
	 */
	protected function update_resource( int $id, array $body ) {
		return $this->tax->update( $id, $body );
	}

	/**
	 * Implements the abstract method of the resource controller.
	 *
	 * @since 0.1.0
	 *
	 * @param int $id Item id.
	 * @return true|\WP_Error
	 */
	protected function delete_resource( int $id ) {
		return $this->tax->delete( $id );
	}

	/**
	 * {@inheritdoc}
	 */
	protected function not_found_message(): string {
		return __( 'Tax rate not found.', 'hostkhata' );
	}

	/**
	 * Implements the abstract method of the resource controller.
	 *
	 * @since 0.1.0
	 *
	 * @param array<string, mixed> $item Item from the repository.
	 * @return array<string, mixed>
	 */
	protected function present( array $item ): array {
		return array(
			'id'         => $item['id'],
			'name'       => $item['name'],
			'tax_class'  => $item['tax_class'],
			'country'    => $item['country'],
			'rate_bp'    => $item['rate_bp'],
			'status'     => $item['status'],
			'sort_order' => $item['sort_order'],
		);
	}
}