Function callGptApi

outdated/gpt/gpt.ts:355–542

(
  question: string,
  imageSource?: string,
  useVision = false
)

// 调用GPT API
async function callGptApi(
  question: string,
  imageSource?: string,
  useVision = false
): Promise<string> {
  const apiKey = ConfigManager.get(CONFIG_KEYS.GPT_KEY);
  const apiUrl = ConfigManager.get(CONFIG_KEYS.GPT_API);
  const model = useVision
    ? ConfigManager.get(CONFIG_KEYS.GPT_VISION_MODEL)
    : ConfigManager.get(CONFIG_KEYS.GPT_MODEL);
  const webSearch =
    ConfigManager.get(CONFIG_KEYS.GPT_WEB_SEARCH).toLowerCase() === "true";
  const maxTokensStr = ConfigManager.get(CONFIG_KEYS.GPT_MAX_TOKENS);

  if (!apiKey) {
    throw new Error("未设置 API Key");
  }
  if (!apiUrl) {
    throw new Error("未设置 API URL");
  }
  if (!model) {
    throw new Error("未设置模型");
  }

  let maxTokens: number | null = null;
  try {
    const parsed = parseInt(maxTokensStr);
    if (parsed === -1) {
      maxTokens = null;
    } else {
      maxTokens = parsed;
    }
  } catch {
    maxTokens = 888;
  }

  const useResponsesApi = webSearch;
  const url = useResponsesApi
    ? `${apiUrl}/v1/responses`
    : `${apiUrl}/v1/chat/completions`;

  let payload: any;

  if (useVision && imageSource) {
    if (useResponsesApi) {
      // Responses API with vision
      payload = {
        model,
        input: [
          {
            role: "user",
            content: [
              { type: "input_text", text: question },
              { type: "input_image", image_url: imageSource },
            ],
          },
        ],
        tools: [{ type: "web_search" }],