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import os
from pydantic_settings import BaseSettings
from typing import Optional
class Settings(BaseSettings):
"""應用程式設定"""
# LINE Bot 設定
LINE_CHANNEL_ACCESS_TOKEN: str = os.getenv("LINE_CHANNEL_ACCESS_TOKEN", "")
LINE_CHANNEL_SECRET: str = os.getenv("LINE_CHANNEL_SECRET", "")
# 資料庫設定 (PostgreSQL 直連)
DB_HOST: str = os.getenv("DB_HOST", "")
DB_PORT: str = os.getenv("DB_PORT", "6543")
DB_NAME: str = os.getenv("DB_NAME", "")
DB_USER: str = os.getenv("DB_USER", "")
DB_PASSWORD: str = os.getenv("DB_PASSWORD", "")
# SQLAlchemy 資料庫 URL
@property
def DATABASE_URL(self) -> str:
return f"postgresql+psycopg://{self.DB_USER}:{self.DB_PASSWORD}@{self.DB_HOST}:{self.DB_PORT}/{self.DB_NAME}"
# OpenRouter 設定 (用於自然語言處理)
OPENROUTER_API_KEY: Optional[str] = os.getenv("OPENROUTER_API_KEY", "")
OPENROUTER_MODEL: str = os.getenv("OPENROUTER_MODEL", "anthropic/claude-3-haiku")
# Groq 設定 (主要 AI 服務)
GROQ_API_KEY: Optional[str] = os.getenv("GROQ_API_KEY", "")
GROQ_MODEL: str = os.getenv("GROQ_MODEL", "qwen/qwen3-32b")
# 其他設定
DEBUG: bool = os.getenv("DEBUG", "False").lower() == "true"
LOG_LEVEL: str = os.getenv("LOG_LEVEL", "INFO")
class Config:
env_file = ".env"
case_sensitive = True
settings = Settings() |