diff options
Diffstat (limited to 'app/models/trends/preview_card_filter.rb')
-rw-r--r-- | app/models/trends/preview_card_filter.rb | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/app/models/trends/preview_card_filter.rb b/app/models/trends/preview_card_filter.rb new file mode 100644 index 000000000..25add58c8 --- /dev/null +++ b/app/models/trends/preview_card_filter.rb @@ -0,0 +1,46 @@ +# frozen_string_literal: true + +class Trends::PreviewCardFilter + KEYS = %i( + trending + locale + ).freeze + + attr_reader :params + + def initialize(params) + @params = params + end + + def results + scope = PreviewCard.unscoped + + params.each do |key, value| + next if %w(page locale).include?(key.to_s) + + scope.merge!(scope_for(key, value.to_s.strip)) if value.present? + end + + scope + end + + private + + def scope_for(key, value) + case key.to_s + when 'trending' + trending_scope(value) + else + raise "Unknown filter: #{key}" + end + end + + def trending_scope(value) + scope = Trends.links.query + + scope = scope.in_locale(@params[:locale].to_s) if @params[:locale].present? + scope = scope.allowed if value == 'allowed' + + scope.to_arel + end +end |