fix: handle imapclient named tuple format for ENVELOPE and Address

- parse_envelope now handles Envelope named tuple (imapclient format)
- parse_address now handles Address named tuple
- date field preserved as datetime object, not stringified
- Add .venv and __pycache__ to .gitignore

.gitignore

@@ -0,0 +1,2 @@
+.venv/
+__pycache__/

.venv/bin/python

@@ -1 +0,0 @@
-python3

.venv/bin/python3

@@ -1 +0,0 @@
-/usr/bin/python3

.venv/bin/python3.12

@@ -1 +0,0 @@
-python3

.venv/lib64

@@ -1 +0,0 @@
-lib

.venv/pyvenv.cfg

@@ -1,5 +0,0 @@
-home = /usr/bin
-include-system-site-packages = false
-version = 3.12.3
-executable = /usr/bin/python3.12
-command = /usr/bin/python3 -m venv /home/johan/dev/mail-agent/.venv

src/imap/parser.py

@@ -43,7 +43,20 @@ def parse_address(addr: Any) -> str:
     if addr is None:
         return ""
     
-    # ENVELOPE address format: (name, route, mailbox, host)
+    # Handle imapclient's Address named tuple
+    if hasattr(addr, 'mailbox') and hasattr(addr, 'host'):
+        name = decode_header_value(addr.name) if addr.name else ""
+        mailbox = decode_header_value(addr.mailbox) if addr.mailbox else ""
+        host = decode_header_value(addr.host) if addr.host else ""
+        
+        if mailbox and host:
+            email_addr = f"{mailbox}@{host}"
+            if name:
+                return f"{name} <{email_addr}>"
+            return email_addr
+        return ""
+    
+    # Legacy tuple format: (name, route, mailbox, host)
     if isinstance(addr, (list, tuple)) and len(addr) >= 4:
         name = decode_header_value(addr[0])
         mailbox = decode_header_value(addr[2])
@@ -74,11 +87,28 @@ def parse_envelope(envelope: Any) -> dict:
     if envelope is None:
         return {}
     
-    # ENVELOPE format:
-    # (date, subject, from, sender, reply-to, to, cc, bcc, in-reply-to, message-id)
     result = {}
     
     try:
+        # Handle imapclient's Envelope named tuple
+        if hasattr(envelope, 'date'):
+            # Named tuple format (imapclient)
+            if envelope.date:
+                result["date"] = envelope.date  # Keep as datetime object
+            if envelope.subject:
+                result["subject"] = decode_header_value(envelope.subject)
+            if envelope.from_:
+                from_list = parse_address_list(envelope.from_)
+                result["from"] = from_list[0] if from_list else ""
+            if envelope.to:
+                result["to"] = parse_address_list(envelope.to)
+            if envelope.cc:
+                result["cc"] = parse_address_list(envelope.cc)
+            if envelope.message_id:
+                result["message_id"] = decode_header_value(envelope.message_id)
+        else:
+            # Legacy tuple format
+            # (date, subject, from, sender, reply-to, to, cc, bcc, in-reply-to, message-id)
             if len(envelope) >= 1:
                 result["date"] = decode_header_value(envelope[0])
             if len(envelope) >= 2:
@@ -191,9 +221,13 @@ def parse_message(uid: int, folder: str, msg_data: dict) -> Optional[Message]:
         
         # Parse date
         msg_date = None
-        if date_str := env_data.get("date"):
+        date_val = env_data.get("date")
+        if date_val:
+            if isinstance(date_val, datetime):
+                msg_date = date_val
+            else:
                 try:
-                msg_date = parsedate_to_datetime(date_str)
+                    msg_date = parsedate_to_datetime(str(date_val))
                 except Exception:
                     pass