49 lines
953 B
Ruby
49 lines
953 B
Ruby
class UserSimilarityPresenter
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attr_reader :report, :user_ids, :user_ids_with_scores, :not_ready
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def initialize(report)
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@report = report
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fetch
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end
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def not_ready?
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not_ready
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end
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def insufficient_data?
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report.user.favorite_count < 200
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end
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def fetch
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data = report.fetch_similar_user_ids
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if data == Reports::UserSimilarity::NOT_READY_STRING
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@not_ready = true
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else
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@user_ids_with_scores = data.scan(/\S+/).in_groups_of(2)
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end
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end
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def user_ids
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user_ids_with_scores.map(&:first)
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end
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def scores
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user_ids_with_scores.map(&:last)
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end
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def each_user(&block)
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user_ids_with_scores.each do |user_id, score|
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user = User.find(user_id)
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if !user.hide_favorites?
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yield(user, 100 * score.to_f)
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end
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end
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end
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def each_favorite_for(user, &block)
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user.favorites.limit(18).joins(:post).reorder("favorites.id desc").map(&:post).each(&block)
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end
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end
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