From 5d93a62fe84ba16b2bf9bde44f10cddacbeb1a5d Mon Sep 17 00:00:00 2001
From: Olaf Wintermann <olaf.wintermann@gmail.com>
Date: Sat, 5 Sep 2026 10:06:18 +0200
Subject: [PATCH] add get_attachment_content

---
 application/backend/src/backend.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/application/backend/src/backend.rs b/application/backend/src/backend.rs
index f3646e8..9dd0eb2 100644
--- a/application/backend/src/backend.rs
+++ b/application/backend/src/backend.rs
@@ -948,6 +948,21 @@ impl BackendHandle {
         let _ = self.tx.send(cmd);
     }
 
+    pub fn get_attachment_content<F>(&self, attachment_id: i32, callback: F)
+    where F: FnOnce(Result<entity::attachmentcontent::Model, DbErr>) + Send + 'static {
+        let backend = self.backend.clone();
+        let cmd = Box::pin(async move {
+            let result = async {
+                attachmentcontent::Entity::find_by_id(attachment_id)
+                    .one(&backend.db)
+                    .await?
+                    .ok_or(DbErr::RecordNotFound(format!("attachment {} not found", attachment_id)))
+            }.await;
+            callback(result);
+        });
+        let _ = self.tx.send(cmd);
+    }
+
     pub fn open_extern<F>(&self, note_id: i32, callback: F)
     where F: FnOnce(OpenExternResult) + Send + 'static {
         let backend = self.backend.clone();
-- 
2.52.0