<?php
/**
 * Wpdb implementation of CartRepository.
 *
 * @package Bookline
 */

declare( strict_types=1 );

namespace Bookline\Infrastructure\Persistence;

use Bookline\Domain\OrderIntent\Cart;
use Bookline\Domain\OrderIntent\CartRepository;
use Bookline\Domain\OrderIntent\CartStatus;
use Bookline\Domain\Shared\Uuid;

/**
 * Cart persistence adapter.
 *
 * @since 0.1.0
 */
final class WpdbCartRepository extends AbstractWpdbRepository implements CartRepository {

	/**
	 * {@inheritDoc}
	 *
	 * @param int $id Parameter.
	 */
	public function find_by_id( int $id ): ?Cart {
		$sql = $this->db->prepare(
			'SELECT * FROM %i WHERE `id` = %d LIMIT 1',
			$this->table( 'carts' ),
			$id
		);
		$row = $this->db->get_row( $sql, ARRAY_A );
		return is_array( $row ) ? $this->hydrate( $row ) : null;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @param Uuid $uuid Parameter.
	 */
	public function find_by_uuid( Uuid $uuid ): ?Cart {
		$sql = $this->db->prepare(
			'SELECT * FROM %i WHERE `uuid` = %s LIMIT 1',
			$this->table( 'carts' ),
			$uuid->to_string()
		);
		$row = $this->db->get_row( $sql, ARRAY_A );
		return is_array( $row ) ? $this->hydrate( $row ) : null;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @param int $order_intent_id Parameter.
	 */
	public function find_by_order_intent_id( int $order_intent_id ): ?Cart {
		$sql = $this->db->prepare(
			'SELECT * FROM %i WHERE `order_intent_id` = %d LIMIT 1',
			$this->table( 'carts' ),
			$order_intent_id
		);
		$row = $this->db->get_row( $sql, ARRAY_A );
		return is_array( $row ) ? $this->hydrate( $row ) : null;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @param Cart $cart Parameter.
	 */
	public function save( Cart $cart ): void {
		$data = [
			'uuid'            => $cart->uuid()->to_string(),
			'order_intent_id' => $cart->order_intent_id(),
			'status'          => $cart->status()->value,
			'created_at'      => $this->format_datetime( $cart->created_at() ),
			'updated_at'      => $this->format_datetime( $cart->updated_at() ),
		];
		if ( null === $cart->id() ) {
			$this->db->insert( $this->table( 'carts' ), $data );
			$cart->assign_id( $this->last_insert_id() );
			return;
		}
		$this->db->update( $this->table( 'carts' ), $data, [ 'id' => $cart->id() ] );
	}

	/**
	 * Map a database row to an entity.
	 *
	 * @param array<string, mixed> $row Database row.
	 */
	private function hydrate( array $row ): Cart {
		return new Cart(
			(int) $row['id'],
			new Uuid( (string) $row['uuid'] ),
			(int) $row['order_intent_id'],
			CartStatus::from( (string) $row['status'] ),
			$this->parse_datetime( (string) $row['created_at'] ),
			$this->parse_datetime( (string) $row['updated_at'] ),
		);
	}
}