fix: improve login detection with fallback element (#493)

- Add fallback check for user-email element when mr-medium is not found
- Improve login detection reliability
- Add test case for alternative login element

src/kleinanzeigen_bot/__init__.py

@@ -540,9 +540,16 @@ class KleinanzeigenBot(WebScrapingMixin):
 
     async def is_logged_in(self) -> bool:
         try:
+            # Try to find the standard element first
             user_info = await self.web_text(By.CLASS_NAME, "mr-medium")
             if self.config["login"]["username"].lower() in user_info.lower():
                 return True
+        except TimeoutError:
+            try:
+                # If standard element not found, try the alternative
+                user_info = await self.web_text(By.ID, "user-email")
+                if self.config["login"]["username"].lower() in user_info.lower():
+                    return True
             except TimeoutError:
                 return False
         return False

tests/unit/test_init.py

@@ -324,6 +324,15 @@ class TestKleinanzeigenBotAuthentication:
         with patch.object(configured_bot, "web_text", return_value = "Welcome testuser"):
             assert await configured_bot.is_logged_in() is True
 
+    @pytest.mark.asyncio
+    async def test_is_logged_in_returns_true_with_alternative_element(self, configured_bot:KleinanzeigenBot) -> None:
+        """Verify that login check returns true when logged in with alternative element."""
+        with patch.object(configured_bot, "web_text", side_effect = [
+            TimeoutError(),  # First try with mr-medium fails
+            "angemeldet als: testuser"  # Second try with user-email succeeds
+        ]):
+            assert await configured_bot.is_logged_in() is True
+
     @pytest.mark.asyncio
     async def test_is_logged_in_returns_false_when_not_logged_in(self, configured_bot:KleinanzeigenBot) -> None:
         """Verify that login check returns false when not logged in."""