fixes

src/db.rs

@@ -902,3 +902,36 @@ pub async fn delete_note_file(
         .await?;
     Ok(())
 }
+
+pub async fn find_pad_file(
+    pool: &Database,
+    pad_id: i64,
+    file_id: i64,
+) -> Result<Option<NoteFile>, sqlx::Error> {
+    if pool.kind() == DatabaseKind::Sqlite {
+        return Ok(sqlx::query_as::<_, SqliteNoteFile>(queries::Q046)
+            .bind(file_id)
+            .bind(pad_id)
+            .fetch_optional(pool.pool())
+            .await?
+            .map(NoteFile::from));
+    }
+    sqlx::query_as::<_, NoteFile>(queries::get(pool.kind(), queries::Q046))
+        .bind(file_id)
+        .bind(pad_id)
+        .fetch_optional(pool.pool())
+        .await
+}
+
+pub async fn delete_pad_file(
+    pool: &Database,
+    pad_id: i64,
+    file_id: i64,
+) -> Result<(), sqlx::Error> {
+    sqlx::query(queries::get(pool.kind(), queries::Q047))
+        .bind(file_id)
+        .bind(pad_id)
+        .execute(pool.pool())
+        .await?;
+    Ok(())
+}