Update adguard.py

src/simpleguardhome/adguard.py

@@ -75,6 +75,22 @@ def validate_domain(domain: str) -> bool:
         return False
     return bool(DOMAIN_PATTERN.match(domain))
     
+def get_parent_domains(domain: str) -> List[str]:
+    """Get all parent domains for a given domain, excluding the TLD.
+    
+    Example:
+        Input: track.soclevercomm.jmsend.com
+        Output: [
+            'track.soclevercomm.jmsend.com',
+            'soclevercomm.jmsend.com',
+            'jmsend.com'
+        ]
+    """
+    parts = domain.split('.')
+    # Only return domains that have at least one subdomain (length >= 2)
+    # This excludes TLDs like 'com', 'net', 'org', etc.
+    return ['.'.join(parts[i:]) for i in range(len(parts)-1)]
+
 def sanitize_rule(rule: str) -> str:
     """Sanitize and validate rule format."""
     # Remove any whitespace and normalize
@@ -166,7 +182,6 @@ class AdGuardClient:
 
         await self._ensure_authenticated()
         url = f"{self.base_url}/filtering/check_host"
-        params = {"name": domain}
         headers = {}
         
         if self._session_cookie:
@@ -174,6 +189,11 @@ class AdGuardClient:
         
         try:
             logger.info(f"Checking domain: {domain}")
+            # Get all parent domains to check (excluding TLD)
+            domains_to_check = get_parent_domains(domain)
+            
+            for check_domain in domains_to_check:
+                params = {"name": check_domain}
                 response = await self.client.get(url, params=params, headers=headers)
                 
                 if response.status_code == 401:
@@ -185,6 +205,17 @@ class AdGuardClient:
                 
                 response.raise_for_status()
                 result = response.json()
+                
+                # If this domain is filtered, return the result
+                if result.get("reason", "").startswith("Filtered"):
+                    logger.info(f"Domain {domain} is filtered due to parent domain {check_domain}")
+                    logger.info(f"Domain check result: {result}")
+                    return FilterCheckHostResponse(**result)
+            
+            # If no parent domains are filtered, return the result for the original domain
+            params = {"name": domain}
+            response = await self.client.get(url, params=params, headers=headers)
+            result = response.json()
             logger.info(f"Domain check result for {domain}: {result}")
             return FilterCheckHostResponse(**result)