Set up lastmod trigger for settings, searches tables (#296)

Author: bhollis

api/migrations/20260119045451-settings-sync-lastmod.js

@@ -0,0 +1,49 @@
+'use strict';
+
+var dbm;
+var type;
+var seed;
+
+/**
+ * We receive the dbmigrate dependency from dbmigrate initially.
+ * This enables us to not have to rely on NODE_PATH.
+ */
+exports.setup = function (options, seedLink) {
+  dbm = options.dbmigrate;
+  type = dbm.dataType;
+  seed = seedLink;
+};
+
+exports.up = function (db, callback) {
+  db.runSql(
+    `CREATE TRIGGER
+      settings_last_updated
+    BEFORE UPDATE ON
+      settings
+    FOR EACH ROW EXECUTE PROCEDURE
+      sync_lastmod();
+
+    CREATE TRIGGER
+      searches_last_updated
+    BEFORE UPDATE ON
+      searches
+    FOR EACH ROW EXECUTE PROCEDURE
+      sync_lastmod();
+    `,
+    callback,
+  );
+};
+
+exports.down = function (db, callback) {
+  db.runSql(
+    `DROP TRIGGER IF EXISTS settings_last_updated ON settings;
+
+    DROP TRIGGER IF EXISTS searches_last_updated ON searches;
+    `,
+    callback,
+  );
+};
+
+exports._meta = {
+  version: 1,
+};