<?php

namespace App\Repository;

use App\Entity\Application;
use App\Entity\Assignment;
use App\Entity\Teamer;
use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
use Doctrine\ORM\Query;
use Doctrine\Persistence\ManagerRegistry;

/**
 * @extends ServiceEntityRepository<Application>
 *
 * @method Application|null find($id, $lockMode = null, $lockVersion = null)
 * @method Application|null findOneBy(array $criteria, array $orderBy = null)
 * @method Application[]    findAll()
 * @method Application[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
 */
class ApplicationRepository extends ServiceEntityRepository
{
    public function __construct(ManagerRegistry $registry)
    {
        parent::__construct($registry, Application::class);
    }

    public function getPendingQuery(): Query
    {
        $qb = $this->createQueryBuilder('application');

        return $qb
            ->select('application', 'assignment', 'destination', 'job_profile', 'teamer')
            ->innerJoin('application.assignment', 'assignment')
            ->innerJoin('assignment.destination', 'destination')
            ->innerJoin('assignment.jobProfile', 'job_profile')
            ->innerJoin('application.teamer', 'teamer')
            ->where($qb->expr()->neq('application.status', ':status'))
            ->setParameter('status', Application::STATUS_REJECTED)
            ->getQuery()
        ;
    }

    public function getPendingForTeamerQuery(Teamer $teamer): Query
    {
        $qb = $this->createQueryBuilder('application');

        return $qb
            ->select('application', 'assignment', 'destination', 'job_profile')
            ->innerJoin('application.assignment', 'assignment')
            ->innerJoin('assignment.destination', 'destination')
            ->innerJoin('assignment.jobProfile', 'job_profile')
            ->where($qb->expr()->andX(
                $qb->expr()->eq('application.teamer', ':teamer'),
                $qb->expr()->orX(
                    $qb->expr()->neq('application.status', ':status'),
                    $qb->expr()->andX(
                        $qb->expr()->eq('application.status', ':status'),
                        $qb->expr()->gt('destination.dateFrom', ':today')
                    )
                )
            ))
            ->setParameter('teamer', $teamer)
            ->setParameter('status', Application::STATUS_REJECTED)
            ->setParameter('today', new \DateTime())
            ->getQuery()
        ;
    }

    public function getPendingForTeamer(Teamer $teamer, int $limit = 5): array
    {
        return $this
            ->getPendingForTeamerQuery($teamer)
            ->setMaxResults($limit)
            ->getResult()
        ;
    }

    public function getCurrentByAssignment(Assignment $assignment): array
    {
        $qb = $this->createQueryBuilder('application');

        return $qb
            ->select('application', 'teamer', 'feedback')
            ->innerJoin('application.teamer', 'teamer')
            ->leftJoin('teamer.feedback', 'feedback')
            ->where($qb->expr()->eq('application.assignment', ':assignment'))
            ->setParameter('assignment', $assignment)
            ->getQuery()
            ->getResult()
        ;
    }

    public function getNew(int $limit = 5): array
    {
        $qb = $this->createQueryBuilder('application');

        return $qb
            ->select('application', 'assignment', 'destination', 'job_profile', 'teamer')
            ->innerJoin('application.assignment', 'assignment')
            ->innerJoin('assignment.destination', 'destination')
            ->innerJoin('assignment.jobProfile', 'job_profile')
            ->innerJoin('application.teamer', 'teamer')
            ->where($qb->expr()->neq('application.status', ':status'))
            ->orderBy('application.createdAt', 'DESC')
            ->setParameter('status', Application::STATUS_REJECTED)
            ->setMaxResults($limit)
            ->getQuery()
            ->getResult()
        ;
    }

    public function getCountByStatus(string $status): ?int
    {
        $qb = $this->createQueryBuilder('application');

        return $qb
            ->select($qb->expr()->count('application'))
            ->where($qb->expr()->eq('application.status', ':status'))
            ->setParameter('status', $status)
            ->getQuery()
            ->getSingleScalarResult()
        ;
    }
}