from functools import lru_cache

from pydantic import Field
from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    model_config = SettingsConfigDict(env_file=".env", env_file_encoding="utf-8")

    ollama_base_url: str = "http://localhost:11434"
    ollama_model: str = "qwen3.5:9b"
    uex_base_url: str = "https://api.uexcorp.space/2.0"
    uex_secret_key: str | None = Field(default=None)
    uex_bearer_token: str | None = Field(default=None)
    traderai_user_name: str | None = Field(default=None)
    traderai_memory_path: str = "data/traderai.sqlite3"
    require_write_approval: bool = True


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