user-role-cluster (#761)

Reviewed-on: #761

src/model/family.rs

@@ -1,5 +1,7 @@
+use std::ops::DerefMut;
+
 use serde::Serialize;
-use sqlx::{sqlite::SqliteQueryResult, FromRow, SqlitePool};
+use sqlx::{sqlite::SqliteQueryResult, FromRow, Sqlite, SqlitePool, Transaction};
 
 use super::user::User;
 
@@ -22,6 +24,15 @@ impl Family {
             .unwrap()
     }
 
+    pub async fn insert_tx(db: &mut Transaction<'_, Sqlite>) -> i64 {
+        let result: SqliteQueryResult = sqlx::query("INSERT INTO family DEFAULT VALUES")
+            .execute(db.deref_mut())
+            .await
+            .unwrap();
+
+        result.last_insert_rowid()
+    }
+
     pub async fn insert(db: &SqlitePool) -> i64 {
         let result: SqliteQueryResult = sqlx::query("INSERT INTO family DEFAULT VALUES")
             .execute(db)