discourse/db/migrate/20210720221817_add_draft_count_to_user_stat.rb
Bianca Nenciu 760c9a5698
FEATURE: Show draft count in user menu and activity (#13812)
This commit adds the number of drafts a user has next to the "Draft"
label in the user preferences menu and activity tab. The count is
updated via MessageBus when a draft is created or destroyed.
2021-07-27 14:05:33 +03:00

19 lines
635 B
Ruby

# frozen_string_literal: true
class AddDraftCountToUserStat < ActiveRecord::Migration[6.1]
def change
add_column :user_stats, :draft_count, :integer, default: 0, null: false
execute <<~SQL
UPDATE user_stats
SET draft_count = new_user_stats.draft_count
FROM (SELECT user_stats.user_id, COUNT(drafts.id) draft_count
FROM user_stats
LEFT JOIN drafts ON user_stats.user_id = drafts.user_id
GROUP BY user_stats.user_id) new_user_stats
WHERE user_stats.user_id = new_user_stats.user_id
AND user_stats.draft_count <> new_user_stats.draft_count
SQL
end
end