Add online property and live video URL to lecture models, as well as a default value at the course level

app/models/course.rb

@@ -41,6 +41,7 @@ class Course < ApplicationRecord
         short_lecture_title:,
         start_time:,
         event_uuid:,
+        online: summary.include?("LOIL"),
       }
     end
 
@@ -65,6 +66,12 @@ class Course < ApplicationRecord
         title: title,
         start_time: event[:start_time],
         event_uuid: event[:event_uuid],
+        online: event[:online],
+        live_video_url: if event[:online]
+                          self.default_live_video_url
+                        else
+                          nil
+                        end,
       )
     end
   end
@@ -77,4 +84,8 @@ class Course < ApplicationRecord
       end
     end
   end
+
+  def fill_in_default_live_video_url!
+    lectures.where(live_video_url: nil).update!(live_video_url: self.default_live_video_url)
+  end
 end

app/models/lecture.rb

@@ -39,10 +39,6 @@ class Lecture < ApplicationRecord
     tracked_time_entries.review.sum(&:duration).seconds
   end
 
-  def live_video_url
-    nil
-  end
-
   # NAIVE: Assumes that lectures are 50 minutes long, this is true currently but not assured.
   def end_time
     start_time + 50.hour