Remove unused fields, and collections, and indexes

graphql/migrations/20241017080000-article-passwords-cleanup.js

@@ -0,0 +1,28 @@
+
+exports.up = async function (db) {
+  const mongo = await db._run("getDbInstance")
+  const collections = (await mongo.listCollections().toArray()).map(c => c.name)
+
+
+  // 1. remove article owners (moved into owner+contributors)
+  await mongo.collection('articles').updateMany({}, { $unset: { owners: ''}})
+
+  // 2. remove linked collections relations
+  await mongo.collection('users').updateMany({}, { $unset: { tokens: '', passwords: '' }})
+
+  // 3. remove Password related stuff
+  if (collections.includes('passwords')) {
+    await mongo.collection('passwords').drop()
+  }
+
+  // 4. remove Token related stuff
+  if (collections.includes('tokens')) {
+    await mongo.collection('tokens').drop()
+  }
+
+  return mongo.close()
+}
+
+exports.down = function (db) {
+  return null
+}