<?php

namespace Mautic\PageBundle\Entity;

use Mautic\CoreBundle\Entity\CommonRepository;

/**
 * @extends CommonRepository<Page>
 */
class PageRepository extends CommonRepository
{
    public function getEntities(array $args = [])
    {
        $select = ['p'];

        if (!empty($args['submissionCount'])) {
            // use a subquery to get a count of submissions otherwise doctrine will not pull all of the results
            $sq = $this->_em->createQueryBuilder()
                ->select('count(fs.id)')
                ->from(\Mautic\FormBundle\Entity\Submission::class, 'fs')
                ->where('fs.page = p');

            $select[] = '('.$sq->getDql().') as submission_count';
        }

        $q = $this->createQueryBuilder('p')
            ->select($select)
            ->leftJoin('p.category', 'c');

        $args['qb'] = $q;

        return parent::getEntities($args);
    }

    /**
     * @param string $alias
     *
     * @return mixed
     */
    public function checkPageUniqueAlias($alias, $ignoreIds = [])
    {
        $q = $this->createQueryBuilder('e')
            ->select('count(e.id) as alias_count')
            ->where('e.alias = :alias');
        $q->setParameter('alias', $alias);

        if (!empty($ignoreIds)) {
            $q->andWhere(
                $q->expr()->notIn('e.id', ':ignoreIds')
            )
                ->setParameter('ignoreIds', $ignoreIds);
        }

        $results = $q->getQuery()->getSingleResult();

        return $results['alias_count'];
    }

    /**
     * @param string      $search
     * @param int         $limit
     * @param int         $start
     * @param bool        $viewOther
     * @param string|bool $topLevel
     * @param array       $ignoreIds
     * @param array       $extraColumns
     * @param bool        $publishedOnly
     *
     * @return array
     */
    public function getPageList($search = '', $limit = 10, $start = 0, $viewOther = false, $topLevel = false, $ignoreIds = [], $extraColumns = [], $publishedOnly = false)
    {
        $q = $this->createQueryBuilder('p');
        $q->select(sprintf('partial p.{id, title, language, alias %s}', empty($extraColumns) ? '' : ','.implode(',', $extraColumns)));

        if (!empty($search)) {
            $q->andWhere($q->expr()->like('p.title', ':search'))
                ->setParameter('search', "{$search}%");
        }

        if (!$viewOther) {
            $q->andWhere($q->expr()->eq('p.createdBy', ':id'))
                ->setParameter('id', $this->currentUser->getId());
        }

        if ('translation' == $topLevel) {
            // only get top level pages
            $q->andWhere($q->expr()->isNull('p.translationParent'));
        } elseif ('variant' == $topLevel) {
            $q->andWhere($q->expr()->isNull('p.variantParent'));
        }

        if (!empty($ignoreIds)) {
            $q->andWhere($q->expr()->notIn('p.id', ':pageIds'))
                ->setParameter('pageIds', $ignoreIds);
        }

        if ($publishedOnly) {
            $q->andWhere($q->expr()->eq('p.isPublished', 1));
        }

        $q->orderBy('p.title');

        if (!empty($limit)) {
            $q->setFirstResult($start)
                ->setMaxResults($limit);
        }

        return $q->getQuery()->getArrayResult();
    }

    protected function addCatchAllWhereClause($q, $filter): array
    {
        return $this->addStandardCatchAllWhereClause(
            $q,
            $filter,
            [
                'p.title',
                'p.alias',
            ]
        );
    }

    protected function addSearchCommandWhereClause($q, $filter): array
    {
        [$expr, $parameters] = $this->addStandardSearchCommandWhereClause($q, $filter);
        if ($expr) {
            return [$expr, $parameters];
        }

        $command         = $filter->command;
        $unique          = $this->generateRandomParameterName();
        $returnParameter = false; // returning a parameter that is not used will lead to a Doctrine error

        switch ($command) {
            case $this->translator->trans('mautic.core.searchcommand.lang'):
            case $this->translator->trans('mautic.core.searchcommand.lang', [], null, 'en_US'):
                $langUnique      = $this->generateRandomParameterName();
                $langValue       = $filter->string.'_%';
                $forceParameters = [
                    $langUnique => $langValue,
                    $unique     => $filter->string,
                ];
                $expr = $q->expr()->orX(
                    $q->expr()->eq('p.language', ":$unique"),
                    $q->expr()->like('p.language', ":$langUnique")
                );
                $returnParameter = true;
                break;
            case $this->translator->trans('mautic.page.searchcommand.isprefcenter'):
            case $this->translator->trans('mautic.page.searchcommand.isprefcenter', [], null, 'en_US'):
                $expr            = $q->expr()->eq('p.isPreferenceCenter', ":$unique");
                $forceParameters = [$unique => true];
                break;
        }

        if ($expr && $filter->not) {
            $expr = $q->expr()->not($expr);
        }

        if (!empty($forceParameters)) {
            $parameters = $forceParameters;
        } elseif ($returnParameter) {
            $string     = ($filter->strict) ? $filter->string : "%{$filter->string}%";
            $parameters = ["$unique" => $string];
        }

        return [$expr, $parameters];
    }

    /**
     * @return string[]
     */
    public function getSearchCommands(): array
    {
        $commands = [
            'mautic.core.searchcommand.ispublished',
            'mautic.core.searchcommand.isunpublished',
            'mautic.core.searchcommand.isuncategorized',
            'mautic.core.searchcommand.ismine',
            'mautic.core.searchcommand.category',
            'mautic.core.searchcommand.lang',
            'mautic.page.searchcommand.isprefcenter',
        ];

        return array_merge($commands, parent::getSearchCommands());
    }

    protected function getDefaultOrder(): array
    {
        return [
            ['p.title', 'ASC'],
        ];
    }

    public function getTableAlias(): string
    {
        return 'p';
    }

    /**
     * Resets variant_start_date and variant_hits.
     */
    public function resetVariants($relatedIds, $date): void
    {
        if (!is_array($relatedIds)) {
            $relatedIds = [(int) $relatedIds];
        }

        $qb = $this->getEntityManager()->getConnection()->createQueryBuilder();
        $qb->update(MAUTIC_TABLE_PREFIX.'pages')
            ->set('variant_hits', 0)
            ->set('variant_start_date', ':date')
            ->setParameter('date', $date)
            ->where(
                $qb->expr()->in('id', $relatedIds)
            )
            ->executeStatement();
    }

    /**
     * Up the hit count.
     *
     * @param int        $increaseBy
     * @param bool|false $unique
     * @param bool|false $variant
     */
    public function upHitCount($id, $increaseBy = 1, $unique = false, $variant = false): void
    {
        $q = $this->getEntityManager()->getConnection()->createQueryBuilder();

        $q->update(MAUTIC_TABLE_PREFIX.'pages')
            ->set('hits', 'hits + '.(int) $increaseBy)
            ->where('id = '.(int) $id);

        if ($unique) {
            $q->set('unique_hits', 'unique_hits + '.(int) $increaseBy);
        }

        if ($variant) {
            $q->set('variant_hits', 'variant_hits + '.(int) $increaseBy);
        }

        $q->executeStatement();
    }
}
