From 68f5f0c3f45bec781462546c4dffdc6214306ea3 Mon Sep 17 00:00:00 2001
From: Andreas Knuth <andreas.knuth@gmail.com>
Date: Mon, 16 Jun 2025 19:53:50 -0500
Subject: [PATCH] check inboxes & domains

---
 email_api/email_api/app.py | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/email_api/email_api/app.py b/email_api/email_api/app.py
index fbc0aee..1839088 100644
--- a/email_api/email_api/app.py
+++ b/email_api/email_api/app.py
@@ -43,26 +43,33 @@ API_KEY = os.environ['MAILCOW_API_KEY']
 MAILCOW_API = os.environ['MAILCOW_API']
 
 s3_client = boto3.client('s3', region_name=AWS_REGION)
-
 def domain_exists(domain):
+    """
+    Prüft per /get/domain/all, ob `domain` im System ist.
+    """
     url = f"{MAILCOW_API}/get/domain/all"
     headers = {'X-API-Key': API_KEY}
     resp = requests.get(url, headers=headers, timeout=5)
     resp.raise_for_status()
     domains = resp.json()
-    # domains ist eine Liste von Objekten mit key 'domain_name'
-    return any(d.get('domain_name') == domain for d in domains)
+    return any(d.get('domain_name', '').lower() == domain.lower() for d in domains)
 
 def inbox_exists(domain, local_part):
     """
-    Prüft, ob für `local_part@domain` ein Postfach angelegt ist.
+    Liefert True, wenn domain im System ist UND local_part@domain ein Postfach hat.
     """
+    # 1) Domain-Check
+    if not domain_exists(domain):
+        logger.info(f"Domain '{domain}' unknown – skip mailbox lookup")
+        return False
+
+    # 2) Nur dann Mailbox-Listing holen
     url = f"{MAILCOW_API}/get/mailbox/all/{domain}"
     headers = {'X-API-Key': API_KEY}
     resp = requests.get(url, headers=headers, timeout=5)
     resp.raise_for_status()
     mailboxes = resp.json()
-    return any(m.get('local_part') == local_part for m in mailboxes)
+    return any(m.get('local_part', '').lower() == local_part.lower() for m in mailboxes)
 
 def mark_email_as_processed(bucket, key, status, processor='rest-api'):
     """Setzt processed-Metadaten auf einen beliebigen Status."""