qb_akkoma/priv/repo/migrations/20190414125034_migrate_old_bookmarks.exs

29 lines
757 B
Elixir

defmodule Pleroma.Repo.Migrations.MigrateOldBookmarks do
use Ecto.Migration
import Ecto.Query
alias Pleroma.Activity
alias Pleroma.Bookmark
alias Pleroma.User
alias Pleroma.Repo
def change do
query =
from(u in User,
where: u.local == true,
where: fragment("array_length(bookmarks, 1)") > 0,
select: %{id: u.id, bookmarks: fragment("bookmarks")}
)
Repo.stream(query)
|> Enum.each(fn %{id: user_id, bookmarks: bookmarks} ->
Enum.each(bookmarks, fn ap_id ->
activity = Activity.get_create_by_object_ap_id(ap_id)
unless is_nil(activity), do: {:ok, _} = Bookmark.create(user_id, activity.id)
end)
end)
alter table(:users) do
remove(:bookmarks)
end
end
end