from pydantic_settings import BaseSettings
from pydantic import ConfigDict

class Settings(BaseSettings):
    server_host: str
    server_port: int = 8080
    asr_provider: str = "Aliyun"  # 固定使用阿里云
    llm_provider: str = "Volcano"  # 固定使用火山引擎
    tts_provider: str = "MiniMax"  # 固定使用MiniMax
    
    volcano_api_key: str
    volcano_base_url: str
    volcano_model_id: str = "ep-20250226121739-jkd24"  # Doubao-1.5-pro-32k 
    volcano_app_id: str = "7872932045"
    volcano_access_token: str
    
    minimax_api_key: str = ""
    minimax_group_id: str = ""
    minimax_base_url: str = "https://api.minimax.chat/v1/t2a_v2"
    
    aliyun_api_key: str
    aliyun_vocabulary_id: str
    
    assets_dir: str = "assets"
    session_timeout: int = 600
    conversation_history_timeout: int = 1800
    max_conversation_history: int = 5
    cleanup_interval: int = 300
    llm_first_token_timeout: int = 5  # LLM首个token的超时时间(秒)
    tts_request_timeout: int = 5  # TTS单次请求超时时间(秒)
    selected_role_key: str
    
    db_host: str = "mysql"
    db_port: int = 3306
    db_user: str = "talkingq"
    db_password: str
    db_name: str = "talkingq"
    db_echo: bool = False  # 是否打印SQL语句
    
    admin_api_key: str  # 用于设备注册的管理员API密钥
    client_api_key: str  # 用于微信小程序客户端验证的API密钥
    
    model_config = ConfigDict(extra="ignore", env_file=".env")

settings = Settings()