creat

Signed-off-by: TIANHE <TIANHE@GMAIL.COM>

backend_api_python/app/config/api_keys.py

@@ -0,0 +1,44 @@
+"""
+API key configuration.
+All third-party keys should be provided via environment variables (recommended: backend_api_python/.env).
+"""
+import os
+
+class MetaAPIKeys(type):
+    """API Keys 元类，用于支持类属性的动态获取"""
+    
+    @property
+    def FINNHUB_API_KEY(cls):
+        from app.utils.config_loader import load_addon_config
+        val = load_addon_config().get('finnhub', {}).get('api_key')
+        return val if val else os.getenv('FINNHUB_API_KEY', '')
+    
+    @property
+    def TIINGO_API_KEY(cls):
+        from app.utils.config_loader import load_addon_config
+        val = load_addon_config().get('tiingo', {}).get('api_key')
+        return val if val else os.getenv('TIINGO_API_KEY', '')
+    
+    @property
+    def OPENROUTER_API_KEY(cls):
+        from app.utils.config_loader import load_addon_config
+        val = load_addon_config().get('openrouter', {}).get('api_key')
+        return val if val else os.getenv('OPENROUTER_API_KEY', '')
+
+
+class APIKeys(metaclass=MetaAPIKeys):
+    """API 密钥配置类"""
+    
+    @classmethod
+    def get(cls, key_name: str, default: str = '') -> str:
+        """获取 API 密钥"""
+        # 尝试从类属性获取
+        if hasattr(cls, key_name):
+            return getattr(cls, key_name)
+        return default
+    
+    @classmethod
+    def is_configured(cls, key_name: str) -> bool:
+        """检查 API 密钥是否已配置"""
+        value = cls.get(key_name)
+        return bool(value and value.strip())