94 lines
2.7 KiB
Ruby
94 lines
2.7 KiB
Ruby
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# frozen_string_literal: true
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module MergeRequests
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# Used to filter MergeRequest collections by approvers
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class ByApprovalsFinder
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attr_reader :usernames, :ids
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# We apply a limitation to the amount of elements that can be part of the filter condition
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MAX_FILTER_ELEMENTS = 5
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# Initialize the finder
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#
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# @param [Array<String>] usernames
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# @param [Array<Integers>] ids
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def initialize(usernames, ids)
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# rubocop:disable CodeReuse/ActiveRecord
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@usernames = Array(usernames).map(&:to_s).uniq.take(MAX_FILTER_ELEMENTS)
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@ids = Array(ids).uniq.take(MAX_FILTER_ELEMENTS)
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# rubocop:enable CodeReuse/ActiveRecord
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end
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# Filter MergeRequest collections by approvers
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#
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# @param [ActiveRecord::Relation] items the activerecord relation
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def execute(items)
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if by_no_approvals?
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without_approvals(items)
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elsif by_any_approvals?
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with_any_approvals(items)
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elsif ids.present?
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find_approved_by_ids(items)
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elsif usernames.present?
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find_approved_by_names(items)
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else
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items
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end
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end
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private
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# Is param using special condition: "None" ?
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#
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# @return [Boolean] whether special condition "None" is being used
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def by_no_approvals?
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includes_special_label?(IssuableFinder::Params::FILTER_NONE)
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end
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# Is param using special condition: "Any" ?
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#
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# @return [Boolean] whether special condition "Any" is being used
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def by_any_approvals?
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includes_special_label?(IssuableFinder::Params::FILTER_ANY)
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end
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# Check if we have the special label in ids or usernames field
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#
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# @param [String] label the special label
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# @return [Boolean] whether ids or usernames includes the special label
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def includes_special_label?(label)
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ids.first.to_s.downcase == label || usernames.map(&:downcase).include?(label)
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end
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# Merge Requests without any approval
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#
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# @param [ActiveRecord::Relation] items
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def without_approvals(items)
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items.without_approvals
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end
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# Merge Requests with any number of approvals
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#
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# @param [ActiveRecord::Relation] items the activerecord relation
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def with_any_approvals(items)
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items.select_from_union([
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items.with_approvals
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])
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end
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# Merge Requests approved by given usernames
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#
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# @param [ActiveRecord::Relation] items the activerecord relation
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def find_approved_by_names(items)
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items.approved_by_users_with_usernames(*usernames)
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end
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# Merge Requests approved by given user IDs
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#
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# @param [ActiveRecord::Relation] items the activerecord relation
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def find_approved_by_ids(items)
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items.approved_by_users_with_ids(*ids)
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end
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end
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end
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