42 lines
966 B
Ruby
42 lines
966 B
Ruby
class Summary
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include ActiveModel::Model
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attr_accessor :talk_ids
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def number_of_ballots
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@number_of_ballots ||= TalkPreference.joins(:selected_talks)
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.where(selected_talks: {talk_id: @talk_ids})
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.uniq.count
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end
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def most_conflicts
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Conflicts.where(left: talk_ids, right: talk_ids).most&.conflicts || 0
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end
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def least_conflicts
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if least_conflicts_for_single_talk == 0
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0
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else
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least_conflicts_between_two_talks
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end
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end
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def ranking
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@ranking ||= Ranking.new(talk_ids: talk_ids).ranking
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end
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def conflicts
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@conflicts ||= ConflictsSummary.new(talk_ids: talk_ids).conflicts
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end
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private
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def least_conflicts_for_single_talk
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ConflictsForTalk.where(talk_id: talk_ids).least&.conflicts || 0
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end
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def least_conflicts_between_two_talks
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Conflicts.where(left: talk_ids, right: talk_ids).least&.conflicts || 0
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end
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end
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