Fix language settings for users having selected the kmr language (#26787)

db/post_migrate/20230904134623_fix_kmr_locale_settings.rb

@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+class FixKmrLocaleSettings < ActiveRecord::Migration[7.0]
+  disable_ddl_transaction!
+
+  class MigrationUser < ApplicationRecord
+    self.table_name = :users
+  end
+
+  def up
+    MigrationUser.reset_column_information
+
+    MigrationUser.where.not(settings: [nil, '{}']).find_each do |user|
+      user_settings = Oj.load(user.settings)
+      next unless user_settings['default_language'] == 'kmr'
+
+      user_settings['default_language'] = 'ku'
+      user.update!(settings: Oj.dump(user_settings))
+    end
+
+    MigrationUser.where.not(chosen_languages: nil).where('chosen_languages && ?', '{kmr}').find_each do |user|
+      user.update!(chosen_languages: user.chosen_languages.map { |lang| lang == 'kmr' ? 'ku' : lang }.uniq)
+    end
+  end
+
+  def down; 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[7.0].define(version: 2023_08_22_081029) do
+ActiveRecord::Schema[7.0].define(version: 2023_09_04_134623) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"