discourse/db/migrate/20220125052845_fix_topic_li...

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# frozen_string_literal: true
class FixTopicLikeCountIncludingWhispers < ActiveRecord::Migration[6.0]
def up
whisper_post_type = 4
DB.exec(<<~SQL)
UPDATE topics SET like_count = tbl.like_count
FROM (
SELECT topic_id, SUM(like_count) like_count
FROM posts
WHERE deleted_at IS NULL
AND post_type <> #{whisper_post_type}
GROUP BY topic_id
) AS tbl
WHERE topics.id = tbl.topic_id
AND topics.like_count <> tbl.like_count
SQL
end
def down
raise ActiveRecord::IrreversibleMigration
end
end