discourse/db/migrate/20190312181641_migrate_email_user_options.rb
Sam Saffron 30990006a9 DEV: enable frozen string literal on all files
This reduces chances of errors where consumers of strings mutate inputs
and reduces memory usage of the app.

Test suite passes now, but there may be some stuff left, so we will run
a few sites on a branch prior to merging
2019-05-13 09:31:32 +08:00

32 lines
803 B
Ruby

# frozen_string_literal: true
class MigrateEmailUserOptions < ActiveRecord::Migration[5.2]
def up
# see UserOption.email_level_types
# always = 0, only_while_away: 1, never: 2
add_column :user_options, :email_level, :integer, default: 1, null: false
add_column :user_options, :email_messages_level, :integer, default: 0, null: false
execute <<~SQL
UPDATE user_options
SET email_level = CASE
WHEN email_direct AND email_always
THEN 0
WHEN email_direct AND email_always IS NOT TRUE
THEN 1
ELSE 2
END,
email_messages_level = CASE
WHEN email_private_messages
THEN 0
ELSE 2
END
SQL
end
def down
# See postmigration: 20190312194528_drop_email_user_options_columns.rb
end
end