from dotenv import load_dotenv
from pydantic_settings import BaseSettings
from typing import Optional
import logging


load_dotenv()


class Settings(BaseSettings):
    OLLAMA_HOST: str = "http://localhost:11434"
    OLLAMA_MODEL: str = "gemma2:9b"
    OLLAMA_EMBED_MODEL: str = "nomic-embed-text"
    
    LLM_PROVIDER: str = "ollama"
    LLM_API_KEY: Optional[str] = None
    LLM_MODEL: Optional[str] = None
    LLM_BASE_URL: Optional[str] = None
    
    QDRANT_PATH: str = "./data/qdrant"
    QDRANT_COLLECTION: str = "documents"
    
    TESSERACT_LANG: str = "ita+eng"
    
    CHUNK_SIZE: int = 512
    CHUNK_OVERLAP: int = 50
    
    UPLOAD_DIR: str = "./data/uploads"
    MAX_FILE_SIZE_MB: int = 50
    
    LOG_LEVEL: str = "DEBUG"
    
    @property
    def log_level_int(self) -> int:
        return getattr(logging, self.LOG_LEVEL.upper(), logging.DEBUG)
    
    class Config:
        env_file = ".env"
        env_file_encoding = "utf-8"


settings = Settings()