from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    DATABASE_URL: str = "postgresql://postgres:postgres@localhost:5432/student_archive"
    SECRET_KEY: str = "change-me-in-production-use-a-long-random-string"
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60 * 24
    REFRESH_TOKEN_EXPIRE_DAYS: int = 7
    ALGORITHM: str = "HS256"
    UPLOAD_DIR: str = "uploads"
    MAX_UPLOAD_SIZE: int = 10 * 1024 * 1024
    OLLAMA_BASE_URL: str = "http://127.0.0.1:11434"
    OLLAMA_MODEL: str = "qwen2.5:7b"
    FLUCTUATION_THRESHOLD: float = 0.08
    CORS_ORIGINS: str = "http://localhost:5173,http://localhost:3000,http://localhost"

    class Config:
        env_file = ".env"


settings = Settings()