Add ap_id to List

priv/repo/migrations/20190516112144_add_ap_id_to_lists.exs

@@ -0,0 +1,26 @@
+defmodule Pleroma.Repo.Migrations.AddApIdToLists do
+  use Ecto.Migration
+
+  def up do
+    alter table(:lists) do
+      add(:ap_id, :string)
+    end
+
+    execute("""
+    UPDATE lists
+    SET ap_id = u.ap_id || '/lists/' || lists.id
+    FROM users AS u
+    WHERE lists.user_id = u.id
+    """)
+
+    create(unique_index(:lists, :ap_id))
+  end
+
+  def down do
+    drop(index(:lists, [:ap_id]))
+
+    alter table(:lists) do
+      remove(:ap_id)
+    end
+  end
+end