<?php

namespace App\Repository;

use Doctrine\ORM\EntityRepository;

/**
 * AcademicGroupRepository
 *
 * This class was generated by the Doctrine ORM. Add your own custom
 * repository methods below.
 */
class AcademicGroupRepository extends EntityRepository
{
    public function findAll(): array
    {
        return $this->getEntityManager()
                        ->createQuery(
                            "SELECT ag 
                                    FROM App:AcademicGroup ag
                                    JOIN ag.studiesProgram sp
                                    JOIN sp.department d
                                    JOIN d.academicUnit au
                                ORDER BY ag.name ASC"
                        )
                        ->getResult();
    }

    public function getAllAcademicGroupsByName()
    {
        $results = $this->getEntityManager()
                ->createQuery(
                    "SELECT ag 
                                    FROM App:AcademicGroup ag
                                    JOIN ag.studiesProgram sp
                                    JOIN sp.department d
                                    JOIN d.academicUnit au
                                ORDER BY ag.name ASC"
                )
                ->getResult();

        $return = [];

        foreach ($results as $result) {
            $return[trim($result->getName())] = $result;
        }

        return $return;
    }

    public function deleteAll()
    {
        return $this->getEntityManager()
                        ->createQuery(
                            "DELETE App:AcademicGroup t"
                        )
                        ->execute();
    }
}