Function fetchResponseStatus

codex_image/codex_image.ts:248–293

(
    responseId: string,
  )

      if (!data || typeof data !== "object") return null;

      let imageBase64: string | null = null;
      let revisedPrompt: string | null = null;

      const visit = (value: any): void => {
        if (!value || typeof value !== "object") return;
        if (
          typeof value.partial_image_b64 === "string" &&
          value.partial_image_b64
        ) {
          imageBase64 = value.partial_image_b64;
        }
        if (typeof value.revised_prompt === "string" && value.revised_prompt) {
          revisedPrompt = value.revised_prompt;
        }
        if (Array.isArray(value)) {
          for (const item of value) visit(item);
          return;
        }
        for (const nested of Object.values(value)) {
          if (nested && typeof nested === "object") visit(nested);
        }
      };

      visit(data);

      return {
        imageBase64,
        revisedPrompt,
        status: typeof data.status === "string" ? data.status : null,
        responseId: typeof data.id === "string" ? data.id : responseId,
      };
    } catch {
      return null;
    }
  };

  const streamResult = await readStreamResult();
  if (
    streamResult.imageBase64 ||
    !streamResult.responseId ||
    streamResult.status !== "in_progress"
  ) {
    return streamResult;
  }

  let attempt = 0;
  while (true) {
    attempt += 1;
    if (Date.now() >= deadlineAt) {