"""Centralized configuration via Pydantic Settings."""

from functools import lru_cache

from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    llm_provider: str = "groq"
    groq_api_key: str = ""
    groq_model: str = "llama-3.3-70b-versatile"
    anthropic_api_key: str = ""
    anthropic_model: str = "claude-sonnet-4-20250514"
    openai_api_key: str = ""
    openai_base_url: str = "https://api.openai.com/v1"
    openai_model: str = "gpt-4o"
    aws_access_key_id: str = ""
    aws_secret_access_key: str = ""
    aws_default_region: str = "us-east-1"
    bedrock_model_id: str = "anthropic.claude-sonnet-4-20250514-v1:0"
    kong_proxy_url: str = ""

    model_config = {"env_prefix": "", "case_sensitive": False}


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