Track changes to the bubble's name

app/helpers/events_helper.rb

@@ -71,6 +71,8 @@ module EventsHelper
       "#{event.creator.name} changed the date to #{event.particulars.dig('particulars', 'due_date').to_date.strftime('%B %-d')}"
     when "due_date_removed"
       "#{event.creator.name} removed the date"
+    when "title_changed"
+      "#{event.creator.name} renamed this (was: '#{event.particulars.dig('particulars', 'old_title')})'"
     end
   end
 
@@ -87,7 +89,7 @@ module EventsHelper
     when "due_date_added", "due_date_changed"
       "calendar"
     else
-      "check"
+      "person"
     end
   end
 end

app/models/bubble.rb

@@ -11,6 +11,7 @@ class Bubble < ApplicationRecord
 
   before_save :set_default_title
   after_save :track_due_date_change, if: :saved_change_to_due_on?
+  after_save :track_title_change, if: :saved_change_to_title?
 
   scope :reverse_chronologically, -> { order created_at: :desc, id: :desc }
   scope :chronologically, -> { order created_at: :asc, id: :asc }
@@ -45,6 +46,15 @@ class Bubble < ApplicationRecord
       end
     end
 
+    def track_title_change
+      if title_before_last_save.present?
+        track_event("title_changed", particulars: {
+          old_title: title_before_last_save,
+          new_title: title
+        })
+      end
+    end
+
     def set_default_title
       self.title = title.presence || "Untitled"
     end

app/models/event_summary.rb

@@ -35,6 +35,8 @@ class EventSummary < ApplicationRecord
         "#{event.creator.name} changed due date to #{event.particulars.dig('particulars', 'due_date').to_date.strftime('%B %-d')}."
       when "due_date_removed"
         "#{event.creator.name} removed the date."
+      when "title_changed"
+        "#{event.creator.name} changed title from '#{event.particulars.dig('particulars', 'old_title')}' to '#{event.particulars.dig('particulars', 'new_title')}'."
       end
     end