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39 lines
1.0 KiB
Ruby
39 lines
1.0 KiB
Ruby
class UserSearch
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def self.search term, topic_id = nil
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sql = User.sql_builder(
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"select id, username, name, email from users u
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/*left_join*/
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/*where*/
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/*order_by*/")
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if topic_id
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sql.left_join "(select distinct p.user_id from posts p where topic_id = :topic_id) s on s.user_id = u.id", topic_id: topic_id
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end
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if term.present?
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sql.where("username_lower like :term_like or
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to_tsvector('simple', name) @@
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to_tsquery('simple',
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regexp_replace(
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regexp_replace(
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cast(plainto_tsquery(:term) as text)
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,'\''(?: |$)', ':*''', 'g'),
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'''', '', 'g')
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)", term: term, term_like: "#{term.downcase}%")
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sql.order_by "case when username_lower = :term then 0 else 1 end asc"
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end
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if topic_id
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sql.order_by "case when s.user_id is null then 0 else 1 end desc"
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end
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sql.order_by "case when last_seen_at is null then 0 else 1 end desc, last_seen_at desc, username asc limit(20)"
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sql.exec
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end
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end
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