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FIX: Set last_read_post_number for imported watching topic users (#32229)

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Ensure `last_read_post_number` is set to the latest post for imported
topic users with a `watching` notification level, even if they haven't
engaged with the topic
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Selase Krakani 2025-04-10 12:35:51 +00:00 committed by GitHub
parent 181606e0bd
commit 9bfb4c005d
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21
script/bulk_import/generic_bulk.rb
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@ -1378,6 +1378,27 @@ class BulkImport::Generic < BulkImport::Base
liked = excluded.liked
SQL
DB.exec(<<~SQL, notification_level: NotificationLevels.topic_levels[:watching])
WITH
latest_posts AS (
SELECT p.topic_id, MAX(p.post_number) AS number
FROM posts p
WHERE p.deleted_at IS NULL
AND NOT p.hidden
AND p.user_id > 0
GROUP BY p.topic_id
)
UPDATE topic_users tu
SET last_read_post_number = latest_posts.number
FROM latest_posts
JOIN topics t ON t.id = latest_posts.topic_id
WHERE tu.topic_id = latest_posts.topic_id
AND tu.notification_level = :notification_level
AND tu.last_read_post_number IS NULL
AND t.deleted_at IS NULL
AND t.visible
SQL
puts " Updated topic users in #{(Time.now - start_time).to_i} seconds."
end