from pydantic_settings import BaseSettings
from typing import Optional

class Settings(BaseSettings):
    # Database
    DATABASE_URL: str
    
    # Security
    SECRET_KEY: str
    ALGORITHM: str = "HS256"
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 10080  # 7 días
    
    # OpenAI
    OPENAI_API_KEY: Optional[str] = None
    
    # Environment
    ENVIRONMENT: str = "development"
    
    # CORS - Orígenes permitidos separados por coma
    ALLOWED_ORIGINS: str = "http://localhost:3000,http://localhost:5173"
    
    # Uploads
    UPLOAD_DIR: str = "uploads"
    MAX_FILE_SIZE: int = 10 * 1024 * 1024  # 10MB
    
    @property
    def cors_origins(self) -> list:
        """Convierte el string de origins separado por comas en una lista"""
        return [origin.strip() for origin in self.ALLOWED_ORIGINS.split(",") if origin.strip()]
    
    class Config:
        env_file = ".env"
        case_sensitive = True
        extra = "ignore"  # Permite variables extras sin error

settings = Settings()