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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
42 lines
932 B
Ruby
42 lines
932 B
Ruby
# frozen_string_literal: true
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class PrimaryGroupLookup
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def initialize(user_ids = [])
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@user_ids = user_ids.tap(&:compact!).tap(&:uniq!).tap(&:flatten!)
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end
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# Lookup primary group for a given user id
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def [](user_id)
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users[user_id]
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end
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private
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def self.lookup_columns
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@lookup_columns ||= %i{id name flair_url flair_bg_color flair_color}
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end
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def users
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@users ||= user_lookup_hash
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end
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def user_lookup_hash
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users_with_primary_group = User.where(id: @user_ids)
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.where.not(primary_group_id: nil)
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.select(:id, :primary_group_id)
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group_lookup = {}
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group_ids = users_with_primary_group.map(&:primary_group_id)
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group_ids.uniq!
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Group.where(id: group_ids).select(self.class.lookup_columns)
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.each { |g| group_lookup[g.id] = g }
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hash = {}
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users_with_primary_group.each do |u|
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hash[u.id] = group_lookup[u.primary_group_id]
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end
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hash
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end
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end
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