From 5e538a8eb2336ba83d140f0e57a97c563363a5a6 Mon Sep 17 00:00:00 2001
From: Thomas Parisot <oncletom@users.noreply.github.com>
Date: Wed, 2 Feb 2022 17:24:06 +0100
Subject: [PATCH] Remove unused fields, and collections, and indexes

---
 ...0241017080000-article-passwords-cleanup.js | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 graphql/migrations/20241017080000-article-passwords-cleanup.js

diff --git a/graphql/migrations/20241017080000-article-passwords-cleanup.js b/graphql/migrations/20241017080000-article-passwords-cleanup.js
new file mode 100644
index 000000000..f4f89abee
--- /dev/null
+++ b/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
+}