From 60a6a99380203330375b4f0ede3a1994b29e4fce Mon Sep 17 00:00:00 2001
From: Philipp Hofer <philipp@hofer.link>
Date: Sun, 3 May 2026 12:08:40 +0200
Subject: [PATCH] clean families; Fixes #1171

---
 src/model/family.rs | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/model/family.rs b/src/model/family.rs
index 3408214..8a0ed8f 100644
--- a/src/model/family.rs
+++ b/src/model/family.rs
@@ -93,11 +93,24 @@ GROUP BY family.id;"
     }
 
     pub async fn clean_families_without_members(db: &SqlitePool) {
+        sqlx::query(
+            "UPDATE user SET family_id = NULL
+WHERE family_id IN (
+    SELECT family_id FROM user
+    WHERE family_id IS NOT NULL
+    GROUP BY family_id
+    HAVING COUNT(*) = 1
+);",
+        )
+        .execute(db)
+        .await
+        .unwrap();
+
         sqlx::query(
             "DELETE FROM family
 WHERE id NOT IN (
-    SELECT DISTINCT family_id 
-    FROM user 
+    SELECT DISTINCT family_id
+    FROM user
     WHERE family_id IS NOT NULL
 );",
         )
-- 
2.52.0