Added comments for better understanding of new function compute_signu…

…p_topics

app/controllers/signup_sheet_controller.rb

@@ -490,7 +490,10 @@ def update_existing_topic(topic)
     topic.save
     redirect_to_sign_up params[:id]
   end
-
+
+  # compute signup topics will compute 2 variables:
+  # @sign_up_topics: Contains list of all topics belonging to current assignment, but not bid by current team
+  # @bids: List of topics bid by current team and are part of current assignment, which participant/team belongs to
   def compute_signup_topics(team_id)
     @bids = team_id.nil? ? [] : Bid.where(team_id: team_id).order(:priority)
     signed_up_topics = []