Method __init__

backend/utils/text_client.py:43–60

(self, api_key: str = None, base_url: str = None, endpoint_type: str = None)

    """Text API 客户端封装类"""

    def __init__(self, api_key: str = None, base_url: str = None, endpoint_type: str = None):
        self.api_key = api_key
        if not self.api_key:
            raise ValueError(
                "Text API Key 未配置。\n"
                "解决方案：在系统设置页面编辑文本生成服务商，填写 API Key"
            )

        self.base_url = (base_url or "https://api.openai.com").rstrip('/')
        if self.base_url.endswith('/v1'):
            self.base_url = self.base_url[:-3]

        # 支持自定义端点路径
        endpoint = endpoint_type or '/v1/chat/completions'
        # 确保端点以 / 开头
        if not endpoint.startswith('/'):
            endpoint = '/' + endpoint
        self.chat_endpoint = f"{self.base_url}{endpoint}"

    def _encode_image_to_base64(self, image_data: bytes) -> str:
        """将图片数据编码为 base64"""