markup: special email for no matched products

markup/tasks.py

@@ -19,7 +19,7 @@ os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'procat2.settings')
 django.setup()
 
 from .utils import clean_path, ensure_dir, set_file_perms, WORKDIR
-from .email import reply, reply_missing
+from .email import reply, reply_missing, reply_no_matches
 from .matching import find_marked_products
 from .spreadsheet import write_spreadsheet
 
@@ -62,6 +62,11 @@ def process_attachment(from_address, subject, attachment):
 
     # find matches
     matches = find_marked_products(pdf_path, workdir, debug=0)
+    if not matches:
+        print('no product matches')
+        reply_no_matches(from_address, subject)
+        return
+
     print(f'{len(matches)} product matches')
 
     # write spreadsheet