添加渲染错误信息为图片

konabot/common/render_error_message.py

@@ -0,0 +1,34 @@
+from typing import Any
+from loguru import logger
+from nonebot_plugin_alconna import UniMessage
+import playwright.async_api
+from playwright.async_api import Page
+
+from konabot.common.web_render import WebRenderer, konaweb
+
+
+async def render_error_message(message: str) -> UniMessage[Any]:
+    """
+    渲染文本消息为错误信息图片。
+
+    如果无法访达 Web 端则返回纯文本给用户。
+    """
+
+    async def page_function(page: Page):
+        await page.wait_for_function("typeof setContent === 'function'", timeout=1000)
+        await page.evaluate(
+            """(message) => {return setContent(message);}""",
+            message,
+        )
+
+    try:
+        img_data = await WebRenderer.render(
+            url=konaweb("error_report"),
+            target="#main",
+            other_function=page_function,
+        )
+        return UniMessage.image(raw=img_data)
+    except playwright.async_api.Error as e:
+        logger.warning(f"渲染报错信息图片时出错了，回退到文本 ERR={e}")
+        return UniMessage.text(message)
+

konabot/plugins/handle_text/__init__.py

@@ -10,6 +10,7 @@ from nonebot.adapters.onebot.v11.message import Message as OB11Message
 
 from konabot.common.apis.ali_content_safety import AlibabaGreen
 from konabot.common.longtask import DepLongTaskTarget
+from konabot.common.render_error_message import render_error_message
 from konabot.plugins.handle_text.base import (
     PipelineRunner,
     TextHandlerEnvironment,
@@ -75,7 +76,9 @@ async def _(msg: UniMsg, evt: Event, bot: Bot, target: DepLongTaskTarget):
     # 检查是否有错误
     for r in results:
         if r.code != 0:
-            await target.send_message(f"处理指令时出现问题：{r.ostream}")
+            message = f"处理指令时出现问题：{r.ostream}"
+            rendered = await render_error_message(message)
+            await target.send_message(rendered)
             return
 
     # 收集所有组的文本输出和附件