91 lines
2.7 KiB
PHP
91 lines
2.7 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace App\Forum\Topic\Models;
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final class TopicReadRepository
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{
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public function existBySlug(string $slug): bool
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{
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$connection = \Phalcon\DI::getDefault()->getShared('db');
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$query = $connection->query("SELECT count(id) FROM forum_topics WHERE slug = '$slug'");
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return 0 !== (int) $query->fetch()[0];
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}
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public function findByCategoryIdOrderedByLastActivity(string $categoryId, int $count, int $skip = 0): array
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{
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$connection = \Phalcon\DI::getDefault()->getShared('db');
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$sql = <<<SQL
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SELECT
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forum_topics.id,
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forum_topics.name,
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forum_topics.slug,
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COALESCE(comments_count.comments_count, 0) as comments_count,
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users.id as author_id,
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users.name as author_name
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FROM forum_topics
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LEFT JOIN (
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SELECT topic_id, max(created_at) as created_at
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FROM forum_comments
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GROUP BY 1
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) last_comment ON last_comment.topic_id = forum_topics.id
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LEFT JOIN (
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SELECT topic_id, count(id) as comments_count
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FROM forum_comments
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GROUP BY 1
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) comments_count ON comments_count.topic_id = forum_topics.id
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LEFT JOIN users ON users.id = forum_topics.created_by
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WHERE category_id = '$categoryId'
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ORDER BY forum_topics.created_at DESC, last_comment.created_at DESC
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LIMIT $count OFFSET $skip
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SQL;
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$query = $connection->query($sql);
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$query->setFetchMode(\Phalcon\Db::FETCH_ASSOC);
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return $query->fetchAll();
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}
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public function countByCategoryId(string $categoryId): int
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{
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$connection = \Phalcon\DI::getDefault()->getShared('db');
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$query = $connection->query("SELECT count(id) FROM forum_topics WHERE category_id = '$categoryId'");
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return (int) $query->fetch()[0];
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}
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public function getByCategoryIdAndSlug(string $categoryId, string $slug): array
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{
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$connection = \Phalcon\DI::getDefault()->getShared('db');
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$sql = <<<SQL
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SELECT
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forum_topics.id,
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forum_topics.category_id,
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forum_topics.name,
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forum_topics.slug,
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forum_topics.content,
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forum_topics.created_at,
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users.id as author_id,
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users.name as author_name,
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comments_count.comments_count
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FROM forum_topics
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LEFT JOIN users ON users.id = forum_topics.created_by
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LEFT JOIN (
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SELECT topic_id, count(id) as comments_count
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FROM forum_comments
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GROUP BY 1
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) comments_count ON comments_count.topic_id = forum_topics.id
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WHERE category_id = '$categoryId' AND slug = '$slug'
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SQL;
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$query = $connection->query($sql);
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$query->setFetchMode(\Phalcon\Db::FETCH_ASSOC);
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return $query->fetch();
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}
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}
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