discourse/db/migrate/20150108202057_create_bookmark_actions.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

30 lines
1.1 KiB
Ruby

# frozen_string_literal: true
class CreateBookmarkActions < ActiveRecord::Migration[4.2]
def up
execute "INSERT INTO user_actions (action_type,
user_id,
target_topic_id,
target_post_id,
acting_user_id,
created_at,
updated_at)
SELECT DISTINCT 3,
pa.user_id,
p.topic_id,
pa.post_id,
pa.user_id,
pa.created_at,
pa.updated_at
FROM post_actions AS pa
INNER JOIN posts AS p ON p.id = pa.post_id AND p.post_number = 1
WHERE NOT EXISTS (SELECT 1 FROM user_actions AS ua WHERE ua.target_post_id = pa.post_id AND ua.action_type = 3 AND ua.user_id = pa.user_id)
AND pa.post_action_type_id = 1
AND pa.deleted_at IS NULL"
end
def down
raise ActiveRecord::IrreversibleMigration
end
end