Jorge Manrubia
45 lines
1.5 KiB
Ruby
45 lines
1.5 KiB
Ruby
class Search
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attr_reader :user, :query
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HIGHLIGHT_OPENING_MARK = "<mark class=\"circled-text\"><span></span>"
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HIGHLIGHT_CLOSING_MARK = "</mark>"
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def self.table_name_prefix
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"search_"
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end
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def initialize(user, query)
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@user = user
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@query = Query.wrap(query)
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end
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def results
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cards = user.accessible_cards.search(query)
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.select([
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"cards.id as card_id",
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"null as comment_id",
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"highlight(cards_search_index, 0, '#{HIGHLIGHT_OPENING_MARK}', '#{HIGHLIGHT_CLOSING_MARK}') AS card_title",
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"snippet(cards_search_index, 1, '#{HIGHLIGHT_OPENING_MARK}', '#{HIGHLIGHT_CLOSING_MARK}', '...', 20) AS card_description",
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"null as comment_body",
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"collections.name as collection_name",
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"cards.creator_id",
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"bm25(cards_search_index, 10.0, 2.0) AS score"
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].join(","))
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comments = user.accessible_comments.search(query)
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.select([
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"comments.card_id as card_id",
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"comments.id as comment_id",
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"cards.title AS card_title",
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"null AS card_description",
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"snippet(comments_search_index, 0, '#{HIGHLIGHT_OPENING_MARK}', '#{HIGHLIGHT_CLOSING_MARK}', '...', 20) AS comment_body",
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"collections.name as collection_name",
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"comments.creator_id",
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"bm25(comments_search_index, 1.0) AS score"
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].join(","))
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union_sql = "(#{cards.to_sql} UNION #{comments.to_sql}) as search_results"
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Search::Result.from(union_sql).order(score: :desc)
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end
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end
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