clean 004 migration

api/alembic/versions/sql/0002_functions.sql

@@ -1739,6 +1739,7 @@ AS $function$
 DECLARE
     v_old RECORD;
     v_usr RECORD;
+    v_closed DATE;
 BEGIN
     SELECT vsp.id, vsp.branch_id
       INTO v_old
@@ -1754,15 +1755,18 @@ BEGIN
     END IF;
 
 
-	UPDATE v3.vsp
-       SET is_deleted = true,
-           is_active = false,
-           updated_by = p_deleted_by
-     WHERE id = p_vsp_id;
-    UPDATE v3.vsp
-       SET closed_at = CURRENT_DATE
-     WHERE id = p_vsp_id
-       AND closed_at IS NULL;
+	UPDATE v3.vsp SET is_deleted = true, updated_by = p_deleted_by WHERE id = p_vsp_id;
+    UPDATE v3.vsp SET closed_at = CURRENT_DATE
+     WHERE id = p_vsp_id AND closed_at IS NULL
+    RETURNING closed_at INTO v_closed;
+
+    IF v_closed IS NULL THEN
+        IF EXISTS (SELECT 1 FROM v3.vsp WHERE id = p_vsp_id) THEN
+            RAISE EXCEPTION 'vsp #% уже закрыт', p_vsp_id;
+        ELSE
+            RAISE EXCEPTION 'vsp #% не существует', p_vsp_id;
+        END IF;
+    END IF;
 
     PERFORM v3.log_event(
         'DELETE_VSP', 'VSP',