Introduce registration version column instead of uses_v2_registrations

app/models/competition.rb

@@ -96,6 +96,8 @@ class Competition < ApplicationRecord
     restricted: 2,
   }, prefix: true
 
+  enum :registration_version, [:v1, :v2, :v3], prefix: true
+
   CLONEABLE_ATTRIBUTES = %w(
     cityName
     countryId
@@ -739,11 +741,11 @@ def trainee_delegate_ids
   end
 
   def enable_v2_registrations!
-    update_column :uses_v2_registrations, true
+    update_column :registration_version, 'v2'
   end
 
   def uses_new_registration_service?
-    self.uses_v2_registrations
+    self.registration_version_v2?
   end
 
   def should_render_register_v2?(user)

db/migrate/20241025161404_make_registration_version_an_enum.rb

@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+class MakeRegistrationVersionAnEnum < ActiveRecord::Migration[7.2]
+  def up
+    add_column :Competitions, :registration_version, :integer, default: 0, null: false
+
+    # Update values based on the old boolean column
+    Competition.where(uses_v2_registrations: true).update_all(registration_version: 1)
+
+    # Remove the old column
+    remove_column :Competitions, :uses_v2_registrations
+  end
+
+  def down
+    # Add back the original boolean column
+    add_column :Competitions, :uses_v2_registrations, :boolean, default: false, null: false
+
+    # Map back enum values to the boolean
+    Competition.where(registration_version: 1).update_all(uses_v2_registrations: true)
+
+    # Remove the enum column and rename the boolean column back
+    remove_column :Competitions, :registration_version
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.2].define(version: 2024_10_09_111904) do
+ActiveRecord::Schema[7.2].define(version: 2024_10_25_161404) do
   create_table "Competitions", id: { type: :string, limit: 32, default: "" }, charset: "utf8mb4", collation: "utf8mb4_unicode_ci", force: :cascade do |t|
     t.string "name", limit: 50, default: "", null: false
     t.string "cityName", limit: 50, default: "", null: false
@@ -79,9 +79,9 @@
     t.integer "events_per_registration_limit"
     t.boolean "force_comment_in_registration"
     t.integer "posting_by"
-    t.boolean "uses_v2_registrations", default: false, null: false
     t.boolean "forbid_newcomers", default: false, null: false
     t.string "forbid_newcomers_reason"
+    t.string "registration_version", default: "v1", null: false
     t.index ["cancelled_at"], name: "index_Competitions_on_cancelled_at"
     t.index ["countryId"], name: "index_Competitions_on_countryId"
     t.index ["end_date"], name: "index_Competitions_on_end_date"

lib/database_dumper.rb

@@ -107,7 +107,7 @@ def self.actions_to_column_sanitizers(columns_by_action)
           competition_series_id
           use_wca_live_for_scoretaking
           allow_registration_without_qualification
-          uses_v2_registrations
+          registration_version
           forbid_newcomers
           forbid_newcomers_reason
         ),