# /deployment.py
""" Handles deployment of generated code to Hugging Face Spaces. """
import logging
from huggingface_hub import HfApi

def deploy_to_hf_space(code: str, space_name: str, sdk: str, hf_token: str) -> str:
    """
    Creates or updates a Hugging Face Space and uploads the generated code.
    """
    if not code.strip():
        return "Cannot deploy: No code has been generated."
    if not space_name.strip():
        return "Cannot deploy: Please provide a name for your app."
    
    try:
        api = HfApi(token=hf_token)
        # Get the username associated with the token
        username = api.whoami(token=hf_token)['name']
        repo_id = f"{username}/{space_name.strip()}"

        # Create the repository on the Hub
        api.create_repo(repo_id, repo_type="space", space_sdk=sdk, exist_ok=True)
        
        # Determine the correct filename based on the SDK
        file_path_in_repo = "index.html" if sdk == 'static' else "app.py"
        
        # Upload the generated code file
        api.upload_file(
            path_or_fileobj=code.encode('utf-8'),
            path_in_repo=file_path_in_repo,
            repo_id=repo_id,
            repo_type="space"
        )
        
        # Construct the URL to the newly deployed Space
        space_url = f"https://huggingface.co/spaces/{repo_id}"
        
        # <--- FIX: The string literal is now correctly terminated ---
        return f"✅ Deployed successfully! [Open your Space]({space_url})"

    except Exception as e:
        # Provide a more informative error message
        logging.error(f"Failed to deploy to Hugging Face Space: {e}")
        return f"❌ Deployment failed: {str(e)}"