Get only the number of inbox entries

moneymgr_backend/src/controllers/inbox_controller.rs

@@ -37,6 +37,26 @@ pub async fn get_list(auth: AuthExtractor, query: web::Query<GetInboxQuery>) ->
     Ok(HttpResponse::Ok().json(list))
 }
 
+#[derive(serde::Serialize)]
+struct InboxCount {
+    count: usize,
+}
+
+/// Count the number of inbox entries
+pub async fn count_entries(auth: AuthExtractor, query: web::Query<GetInboxQuery>) -> HttpResult {
+    let mut list = inbox_service::get_list_user(auth.user_id()).await?;
+
+    list.retain(|entry| {
+        if !query.include_attached && entry.movement_id().is_some() {
+            return false;
+        }
+
+        true
+    });
+
+    Ok(HttpResponse::Ok().json(InboxCount { count: list.len() }))
+}
+
 /// Get a single inbox entry
 pub async fn get_single(entry: InboxEntryInPath) -> HttpResult {
     Ok(HttpResponse::Ok().json(entry.as_ref()))