<?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 TicketMapper extends QBMapper
{
	public function __construct(IDBConnection $db)
	{
		parent::__construct($db, 'upschooling_tickets', MatrixTicket::class);
	}

	/**
	 * @param int $id
	 * @return Entity|MatrixTicket
	 * @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException
	 * @throws DoesNotExistException
	 */
	public function findTicket(int $id): MatrixTicket
	{
		/* @var $qb IQueryBuilder */
		$qb = $this->db->getQueryBuilder();
		$qb->select('*')
			->from('upschooling_tickets')
			->where($qb->expr()->eq('id', $qb->createNamedParameter($id, IQueryBuilder::PARAM_INT)));
		return $this->findEntity($qb);
	}

	/**
	 * @param int $id
	 * @param string $userId
	 * @return Entity|MatrixTicket
	 * @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException
	 * @throws DoesNotExistException
	 */
	public function findForUser(int $id, MatrixUser $matrixUser): MatrixTicket
	{
		/* @var $qb IQueryBuilder */
		$qb = $this->db->getQueryBuilder();
		$qb->select('*')
			->from('upschooling_tickets')
			->where(
				$qb->expr()->eq('id', $qb->createNamedParameter($id, IQueryBuilder::PARAM_INT)),
				$qb->expr()->orX(
					$qb->expr()->eq('matrix_assisted_user', $qb->createNamedParameter($matrixUser->getMatrixUser(), IQueryBuilder::PARAM_STR)),
					$qb->expr()->eq('matrix_helper_user', $qb->createNamedParameter($matrixUser->getMatrixUser(), IQueryBuilder::PARAM_STR))
				)
			);
		return $this->findEntity($qb);
	}

	/**
	 * @param string $userId
	 * @return array
	 */
	public function findAllForUser(MatrixUser $matrixUser): array
	{
		/* @var $qb IQueryBuilder */
		$qb = $this->db->getQueryBuilder();
		$qb->select('*')
			->from('upschooling_tickets')
			->where(
				$qb->expr()->orX(
					$qb->expr()->eq('matrix_assisted_user', $qb->createNamedParameter($matrixUser->getMatrixUser(), IQueryBuilder::PARAM_STR)),
					$qb->expr()->eq('matrix_helper_user', $qb->createNamedParameter($matrixUser->getMatrixUser(), IQueryBuilder::PARAM_STR))
				)
			);
		return $this->findEntities($qb);
	}
}