<?php

namespace OCA\UPschooling\Db;

use OCP\AppFramework\Db\DoesNotExistException;
use OCP\AppFramework\Db\Entity;
use OCP\AppFramework\Db\QBMapper;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\IDBConnection;

class UserMapper extends QBMapper {
	public function __construct(IDBConnection $db) {
		parent::__construct($db, 'upschooling_users', MatrixUser::class);
	}

    /**
     * @param string $userId
     * @return Entity|MatrixUser
     * @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException
     * @throws DoesNotExistException
     * @throws \OCP\DB\Exception
     */
	public function find(string $userId): MatrixUser {
		/* @var $qb IQueryBuilder */
        $qb = $this->db->getQueryBuilder();
		$qb->select('*')
			->from('upschooling_users')
			->where($qb->expr()->eq('user_id', $qb->createNamedParameter($userId)));
		return $this->findEntity($qb);
	}
}