Initial commit

db/data_migrations/20191022200146_convert_releasable_notes_to_collection.rb

@@ -0,0 +1,32 @@
+class ConvertReleasableNotesToCollection < ActiveRecord::DataMigration
+  RELEASABLE_TYPES = [
+    TalentRelease, 
+    AppearanceRelease, 
+    LocationRelease, 
+    AcquiredMediaRelease, 
+    MaterialRelease, 
+    MusicRelease,
+  ]
+
+  def up
+    RELEASABLE_TYPES.each { |type| convert_notes_to_collection_for(type) }
+    say "Done."
+  end
+
+  private
+
+  def convert_notes_to_collection_for(releasable_type)
+    say "Converting #{releasable_type}#notes to collection..."
+
+    releasable_type.where.not(notes_old: nil).find_each do |releasable|
+      content = releasable[:notes_old]
+      user = releasable.project.account.users.order(:created_at).first
+      Note.create(content: content, user: user, notable: releasable)
+    end
+  end
+
+  class Note < ActiveRecord::Base
+    belongs_to :user
+    belongs_to :notable, polymorphic: true
+  end
+end