import asyncio
import os
from dotenv import load_dotenv
import twitchio
from twitchio.ext import commands

# --- Standalone Twitch IRC Connection Test ---

class TestBot(twitchio.Client):
    """A minimal twitchio client for testing IRC connectivity."""

    def __init__(self, channel_name: str):
        # Load credentials from environment variables
        self.TMI_TOKEN = os.getenv("TWITCH_TEST_TOKEN")
        self.CLIENT_ID = os.getenv("TWITCH_CLIENT_ID")
        self.TARGET_CHANNEL = channel_name

        # Pre-flight checks
        if not all([self.TMI_TOKEN, self.CLIENT_ID, self.TARGET_CHANNEL]):
            raise ValueError("Missing required environment variables. Ensure TWITCH_TEST_TOKEN, TWITCH_CLIENT_ID, and a channel are provided.")

        print("--- Configuration ---")
        print(f"CLIENT_ID: {self.CLIENT_ID[:4]}...{self.CLIENT_ID[-4:]}")
        print(f"TOKEN: {self.TMI_TOKEN[:12]}...")
        print(f"TARGET CHANNEL: {self.TARGET_CHANNEL}")
        print("-----------------------")

        super().__init__(
            token=f"oauth:{self.TMI_TOKEN}",
            client_id=self.CLIENT_ID,
            initial_channels=[self.TARGET_CHANNEL],
            ssl=True
        )

    async def event_ready(self):
        """Called once when the bot goes online."""
        print("\n--- Connection Successful ---")
        print(f"Logged in as: {self.nick}")
        print(f"Listening for messages in #{self.TARGET_CHANNEL}...")
        print("---------------------------\n")

    async def event_message(self, message):
        """Runs every time a message is sent in chat."""
        if message.echo:
            return
        print(f"#{message.channel.name} | {message.author.name}: {message.content}")

async def main():
    """Main function to run the test bot."""
    # IMPORTANT: Replace 'ramforth' with the channel you want to test.
    channel_to_test = "ramforth"
    
    print(f"Attempting to connect to Twitch IRC for channel: {channel_to_test}")
    try:
        bot = TestBot(channel_name=channel_to_test)
        await bot.start()
    except Exception as e:
        print(f"\n--- AN ERROR OCCURRED ---")
        print(f"Error: {e}")
        print("Please check your credentials and network connection.")

if __name__ == "__main__":
    asyncio.run(main())