diff options
Diffstat (limited to 'app/models/trends/tag_filter.rb')
-rw-r--r-- | app/models/trends/tag_filter.rb | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/app/models/trends/tag_filter.rb b/app/models/trends/tag_filter.rb new file mode 100644 index 000000000..3b142efc4 --- /dev/null +++ b/app/models/trends/tag_filter.rb @@ -0,0 +1,60 @@ +# frozen_string_literal: true + +class Trends::TagFilter + KEYS = %i( + trending + status + ).freeze + + attr_reader :params + + def initialize(params) + @params = params + end + + def results + scope = begin + if params[:status] == 'pending_review' + Tag.unscoped + else + trending_scope + end + end + + 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 + end + + private + + def scope_for(key, value) + case key.to_s + when 'status' + status_scope(value) + else + raise "Unknown filter: #{key}" + end + end + + def trending_scope + Trends.tags.query.to_arel + end + + def status_scope(value) + case value.to_s + when 'approved' + Tag.trendable + when 'rejected' + Tag.not_trendable + when 'pending_review' + Tag.pending_review + else + raise "Unknown status: #{value}" + end + end +end |