global-functions.d/notification-telegram: fix calculation on cut off

1 files changed, 3 insertions, 2 deletions

diff --git a/global-functions.d/notification-telegram b/global-functions.d/notification-telegram
index d8fe448..faf02d7 100644
--- a/global-functions.d/notification-telegram
+++ b/global-functions.d/notification-telegram
@@ -103,7 +103,8 @@
   :local LenSubject [ :len $Text ];
   :local LenMessage [ :len ($Notification->"message") ];
   :local LenLink [ :len ($Notification->"link") ];
-  :if ($LenSubject + $LenMessage + $LenLink > 3968) do={
+  :local LenSum ($LenSubject + $LenMessage + $LenLink);
+  :if ($LenSum > 3968) do={
     :set Text ($Text . [ $EscapeMD ([ :pick ($Notification->"message") 0 (3840 - $LenSubject - $LenLink) ] . "...") "body" ]);
     :set Truncated true;
   } else={
@@ -115,7 +116,7 @@
   :if ($Truncated = true) do={
     :set Text ($Text . "\n" . [ $SymbolForNotification "scissors" ] . \
       [ $EscapeMD ("The Telegram message was too long and has been truncated, cut off " . \
-      (($LenText - [ :len $Text ]) * 100 / $LenText) . "%!") "plain" ]);
+      (($LenSum - [ :len $Text ]) * 100 / $LenSum) . "%!") "plain" ]);
   }
   :set Text [ $UrlEncode $Text ];
   :local ParseMode [ $IfThenElse ($TelegramFixedWidthFont = true) "MarkdownV2" "" ];