- # frozen_string_literal: true
-
- class TagFilter
- KEYS = %i(
- directory
- reviewed
- unreviewed
- pending_review
- popular
- active
- name
- ).freeze
-
- attr_reader :params
-
- def initialize(params)
- @params = params
- end
-
- def results
- scope = Tag.unscoped
-
- params.each do |key, value|
- next if key.to_s == 'page'
-
- scope.merge!(scope_for(key, value.to_s.strip)) if value.present?
- end
-
- scope.order(id: :desc)
- end
-
- private
-
- def scope_for(key, value)
- case key.to_s
- when 'reviewed'
- Tag.reviewed.order(reviewed_at: :desc)
- when 'unreviewed'
- Tag.unreviewed
- when 'pending_review'
- Tag.pending_review.order(requested_review_at: :desc)
- when 'popular'
- Tag.order('max_score DESC NULLS LAST')
- when 'active'
- Tag.order('last_status_at DESC NULLS LAST')
- when 'name'
- Tag.matches_name(value)
- else
- raise "Unknown filter: #{key}"
- end
- end
- end
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