import os
from pydantic_settings import BaseSettings
from typing import Optional

class Settings(BaseSettings):
    OPENAI_API_KEY: Optional[str] = os.getenv("OPENAI_API_KEY", "")
    DATABASE_URL: str = os.getenv("DATABASE_URL", "")
    NEON_DATABASE_URL: str = os.getenv("NEON_DATABASE_URL", "")
    QDRANT_URL: str = os.getenv("QDRANT_URL", "http://localhost:6333")
    QDRANT_API_KEY: str = os.getenv("QDRANT_API_KEY", "")
    OPENAI_MODEL_CHAT: str = "gpt-4o-mini"
    OPENAI_MODEL_EMBEDDING: str = "text-embedding-3-small"
    
    class Config:
        env_file = ".env"
        env_file_encoding = "utf-8"
        extra = "ignore"

settings = Settings()