优化帮助消息

Plugins/WPSAPI.py

@@ -221,12 +221,19 @@ class WPSAPIHelp(WPSAPI):
 
     @override
     async def callback(self, message: str, chat_id: int, user_id: int) -> str|None:
-        return await self.send_markdown_message(f"""# 指令帮助
-{"\n".join([f"- {key} 插件来源: {PluginInterface.plugin_instances.get(key).__class__.__name__}" for key in PluginInterface.plugin_instances.keys()])}
-""", 
-            chat_id,
-            user_id
-        )
+        mapper: Dict[str, List[str]] = {}
+        for key in PluginInterface.plugin_instances.keys():
+            plugin = PluginInterface.plugin_instances.get(key)
+            if plugin:
+                if plugin.__class__.__name__ not in mapper:
+                    mapper[plugin.__class__.__name__] = []
+                mapper[plugin.__class__.__name__].append(key)
+        desc = ""
+        for plugin_name, keys in mapper.items():
+            desc += f"- {plugin_name}: {", ".join(keys)}\n"
+        return await self.send_markdown_message(f"""# 指令入口
+{desc}
+""", chat_id, user_id)
 
     @override
     def wake_up(self) -> None: