from pydantic_settings import BaseSettings
from typing import Optional
from functools import lru_cache

class Settings(BaseSettings):
    # Japi Server 配置
    host: str = "0.0.0.0"
    port: int = 8107
    debug: bool = False

    # API路由配置
    router_prefix: str = "/jdescribe"
    get_route: str = "/get"
    api_name: str = "jdescribe"  # 默认API名称

    upload_url: str = "http://images.jingrow.com:8080/api/v1/image"

    # Jingrow Jcloud API 配置
    jingrow_api_url: str = "https://cloud.jingrow.com"
    jingrow_api_key: Optional[str] = None
    jingrow_api_secret: Optional[str] = None

    # DeepSeek配置
    deepseek_api_url: str = "https://api.deepseek.com/v1/chat/completions"
    deepseek_api_key: Optional[str] = None
    deepseek_api_model: str = "deepseek-chat"

    # Doubao配置
    doubao_api_url: str = "https://ark.cn-beijing.volces.com/api/v3/chat/completions"
    doubao_api_key: Optional[str] = None
    doubao_api_model: str = "doubao-1-5-pro-32k-250115"

    # ChatGPT配置
    chatgpt_api_url: str = "https://api.openai.com/v1/chat/completions"
    chatgpt_api_key: Optional[str] = None
    chatgpt_api_model: str = "gpt-4"

    # 默认服务模型配置
    translation_model: str = "Doubao"
    image_to_text_model: str = "Doubao"

    class Config:
        env_file = ".env"

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

# 创建全局配置实例
settings = get_settings()