import os
import sys
import hmac
import hashlib
import secrets
import string

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

# Get the API key secret from environment
from src.config.config import settings

def generate_api_key(team_id="dev-team", user_id="dev-admin"):
    """
    Generate a secure API key and its hashed value
    
    Args:
        team_id: Team ID for which the key is generated
        user_id: User ID for which the key is generated
        
    Returns:
        Tuple of (raw_api_key, hashed_api_key)
    """
    # Generate a random key prefix (visible part)
    prefix = ''.join(secrets.choice(string.ascii_letters + string.digits) for _ in range(8))
    
    # Generate a secure random token for the key
    random_part = secrets.token_hex(16)
    
    # Format: prefix.random_part
    raw_api_key = f"{prefix}.{random_part}"
    
    # Hash the API key for storage
    hashed_api_key = hash_api_key(raw_api_key)
    
    return raw_api_key, hashed_api_key

def hash_api_key(api_key: str) -> str:
    """
    Create a secure hash of the API key for storage
    
    Args:
        api_key: The raw API key
    
    Returns:
        Hashed API key
    """
    return hmac.new(
        settings.API_KEY_SECRET.encode(),
        api_key.encode(),
        hashlib.sha256
    ).hexdigest()

if __name__ == "__main__":
    # Generate a development API key
    api_key, key_hash = generate_api_key()
    
    print("\n====== DEVELOPMENT API KEY ======")
    print(f"API Key: {api_key}")
    print(f"Key Hash: {key_hash}")
    print("\nCOPY THIS API KEY AND USE IT IN YOUR SWAGGER UI!")
    print("Header Name: X-API-Key")
    print("Header Value: <the API key value above>")
    print("===============================")
    print("\nNote: This is a generated key, but since there's no database setup,")
    print("you won't be able to use it with the API until the key is added to the database.")
    print("This would be useful if you developed a bypass_auth mode for development.")
    print("For now, please check with the development team for API key access.")