import sys
import os
import logging

# Configure logging to stdout
logging.basicConfig(
    level=logging.INFO,
    format="%(asctime)s - %(name)s - %(levelname)s - %(message)s",
    handlers=[logging.StreamHandler(sys.stdout)]
)

# Add project root to path
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from aibrahim.config import CONFIG
from aibrahim.infra.tracing import TRACER

logger = logging.getLogger("verify_langfuse")

def verify():
    logger.info("Starting Langfuse verification...")
    
    # 1. Check Config
    logger.info(f"Adding Langfuse public key to config: {CONFIG.langfuse_public_key[:10]}...")
    logger.info(f"Tracing enabled in config: {CONFIG.enable_tracing}")
    
    if not CONFIG.enable_tracing:
        logger.error("Tracing is NOT enabled in config! Check your .env file keys.")
        return

    # 2. Check Tracer Initialization
    callbacks = TRACER.get_callbacks(["verification-test"])
    if callbacks:
        logger.info(f"Tracer returned callbacks: {len(callbacks)}")
        logger.info("SUCCESS: Langfuse tracer is initialized and ready.")
        
        # Simulate a small LangChain interaction if needed, but the init check is the most important part regarding keys.
        # We can also check environment variables were set by the TRACER init
        logger.info(f"Env LANGFUSE_PUBLIC_KEY: {os.environ.get('LANGFUSE_PUBLIC_KEY')}")
        logger.info(f"Env LANGFUSE_HOST: {os.environ.get('LANGFUSE_HOST')}")
        
    else:
        logger.error("FAILURE: Tracer returned no callbacks. Check logs for initialization errors.")

if __name__ == "__main__":
    verify()