AI generated first iteration

app/twitch/chat.py

@@ -0,0 +1,66 @@
+"""Twitch chat client for sending and receiving messages."""
+
+import logging
+from typing import Optional
+
+logger = logging.getLogger(__name__)
+
+
+async def send_chat_message(
+    channel_name: str,
+    message: str,
+    access_token: Optional[str] = None,
+) -> bool:
+    """
+    Send a message to Twitch chat.
+    
+    Args:
+        channel_name: Twitch channel to send message to
+        message: Message content
+        access_token: OAuth token with chat:edit scope
+        
+    Returns:
+        True if message sent successfully
+        
+    TODO: Implement Twitch Send Chat Message API
+    Reference: https://dev.twitch.tv/docs/api/reference#send-chat-message
+    
+    TODO: Handle rate limiting (20 messages per 30 seconds for verified bots)
+    TODO: Implement message queue for reliable delivery
+    TODO: Add retry logic with exponential backoff
+    """
+    logger.info(f"Sending message to {channel_name}: {message[:50]}...")
+    # Stub implementation
+    return True
+
+
+class ChatMessageBuffer:
+    """
+    Buffer for outgoing chat messages with rate limiting.
+    
+    Implements Twitch's chat rate limits:
+    - Regular users: 20 messages per 30 seconds
+    - Verified bots: 50 messages per 30 seconds
+    - Moderators: 100 messages per 30 seconds
+    
+    TODO: Implement queue with configurable rate limits
+    TODO: Add priority levels for urgent messages
+    TODO: Implement metrics tracking
+    """
+
+    def __init__(self, channel_name: str, max_messages_per_interval: int = 20):
+        """Initialize message buffer."""
+        self.channel_name = channel_name
+        self.max_messages_per_interval = max_messages_per_interval
+        self.message_queue: list[str] = []
+
+    async def add_message(self, message: str) -> None:
+        """Add a message to the buffer."""
+        self.message_queue.append(message)
+        logger.debug(f"Message queued for {self.channel_name}")
+
+    async def flush(self) -> None:
+        """Send all buffered messages."""
+        for message in self.message_queue:
+            await send_chat_message(self.channel_name, message)
+        self.message_queue.clear()