da 删除群内所有消息（非群组管理员只删除自己的消息）

da/main.py

@@ -0,0 +1,35 @@
+import contextlib
+
+from pagermaid import log
+from pagermaid.enums import Client, Message
+from pagermaid.listener import listener
+from pagermaid.scheduler import add_delete_message_job
+from pagermaid.utils import alias_command
+
+
+@listener(command="da",
+          groups_only=True,
+          need_admin=True,
+          description="删除群内所有消息。（非群组管理员只删除自己的消息）",
+          parameters="<true>")
+async def da(bot: Client, message: Message):
+    if message.arguments != "true":
+        return await message.edit(f"[da] 呜呜呜，请执行 `,{alias_command('da')} true` 来删除所有消息。")
+    await message.edit('[da] 正在删除所有消息 . . .')
+    messages = []
+    count = 0
+    async for message in bot.get_chat_history(message.chat.id):
+        messages.append(message.id)
+        count += 1
+        if count % 100 == 0:
+            with contextlib.suppress(Exception):
+                await bot.delete_messages(message.chat.id, messages)
+            messages = []
+
+    if messages:
+        with contextlib.suppress(Exception):
+            await bot.delete_messages(message.chat.id, messages)
+    await log(f"批量删除了 {str(count)} 条消息。")
+    with contextlib.suppress(Exception):
+        reply = await bot.send_message(message.chat.id, f"批量删除了 {str(count)} 条消息。")
+        add_delete_message_job(reply, delete_seconds=5)