Jorge Manrubia
b15cb4541f
https://3.basecamp.com/2914079/buckets/37331921/todos/9010176047#__recording_9037056688
33 lines
696 B
Ruby
33 lines
696 B
Ruby
class PeriodHighlights::Period
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MIN_EVENTS_TO_BE_INTERESTING = 7
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attr_reader :collections, :starts_at, :duration
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def initialize(collections, starts_at:, duration:)
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@collections = collections
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@starts_at = normalize_anchor_date(starts_at)
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@duration = duration
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end
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def events
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@events ||= Event.where(collection: collections).where(created_at: window)
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end
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def has_enough_activity?
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events.count >= MIN_EVENTS_TO_BE_INTERESTING
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end
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def key
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@key ||= Digest::SHA256.hexdigest(events.ids.sort.join("-"))
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end
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private
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def window
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starts_at..starts_at + duration
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end
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def normalize_anchor_date(date)
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date.beginning_of_day
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end
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end
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