penpot/backend/src/app/features/file_migrations.clj
2025-07-30 12:23:40 +02:00

54 lines
1.9 KiB
Clojure

;; This Source Code Form is subject to the terms of the Mozilla Public
;; License, v. 2.0. If a copy of the MPL was not distributed with this
;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
;;
;; Copyright (c) KALEIDOS INC
(ns app.features.file-migrations
"Backend specific code for file migrations. Implemented as permanent feature of files."
(:require
[app.common.data :as d]
[app.common.exceptions :as ex]
[app.common.files.migrations :as fmg :refer [xf:map-name]]
[app.db :as db]
[app.db.sql :as-alias sql]))
(def ^:private sql:get-file-migrations
"SELECT name FROM file_migration WHERE file_id = ? ORDER BY created_at ASC")
(defn resolve-applied-migrations
[cfg {:keys [id] :as file}]
(let [conn (db/get-connection cfg)]
(assoc file :migrations
(->> (db/plan conn [sql:get-file-migrations id])
(transduce xf:map-name conj (d/ordered-set))
(not-empty)))))
(defn upsert-migrations!
"Persist or update file migrations. Return the updated/inserted number
of rows"
[cfg {:keys [id] :as file}]
(let [conn (db/get-connection cfg)
migrations (or (-> file meta ::fmg/migrated)
(-> file :migrations))
columns [:file-id :name]
rows (->> migrations
(mapv (fn [name] [id name]))
(not-empty))]
(when-not rows
(ex/raise :type :internal
:code :missing-migrations
:hint "no migrations available on file"))
(-> (db/insert-many! conn :file-migration columns rows
{::db/return-keys false
::sql/on-conflict-do-nothing true})
(db/get-update-count))))
(defn reset-migrations!
"Replace file migrations"
[cfg {:keys [id] :as file}]
(db/delete! cfg :file-migration {:file-id id})
(upsert-migrations! cfg file))