"""Configuration for CV Application."""
import os
from pydantic_settings import BaseSettings
from functools import lru_cache


class Settings(BaseSettings):
    # Database
    db_host: str = "localhost"
    db_port: int = 5432
    db_name: str = "cvapp"
    db_user: str = "cvapp"
    db_password: str = "cvapp2026"

    # LLM (Ollama Cloud)
    llm_api_key: str = os.getenv("OLLAMA_API_KEY", "")
    llm_base_url: str = "https://ollama.com/v1"
    llm_model: str = "glm-5.2"
    llm_vision_model: str = "gemini-3-flash-preview"

    # App
    app_host: str = "0.0.0.0"
    app_port: int = 8770
    upload_dir: str = os.path.join(os.path.dirname(os.path.abspath(__file__)), "uploads")

    @property
    def database_url(self) -> str:
        return f"postgresql://{self.db_user}:{self.db_password}@{self.db_host}:{self.db_port}/{self.db_name}"

    class Config:
        env_file = ".env"


@lru_cache()
def get_settings() -> Settings:
    return Settings()