Rename none_demo to demo

demo/plugins/groupadmin.py

@@ -0,0 +1,29 @@
+from aiocqhttp import Error as CQHttpError
+
+from none import on_notice, NoticeSession, on_request, RequestSession
+
+GROUP_GREETING = (
+    '欢迎新同学 {name}[]！[CQ:face,id=63][CQ:face,id=63][CQ:face,id=63]',
+    '[CQ:face,id=99]欢迎新成员～',
+    '欢迎 {name}👏👏～',
+    '[CQ:at,qq={user_id}] 欢迎欢迎👏',
+)
+
+
+@on_notice('group_increase')
+async def _(session: NoticeSession):
+    if session.ctx['group_id'] not in (201865589, 672076603):
+        return
+    try:
+        info = await session.bot.get_group_member_info(**session.ctx,
+                                                       no_cache=True)
+        name = info['card'] or info['nickname'] or '新成员'
+        await session.send_expr(GROUP_GREETING, name=name, **session.ctx)
+    except CQHttpError:
+        pass
+
+
+@on_request('group')
+async def _(session: RequestSession):
+    if session.ctx['group_id'] == 672076603:
+        await session.approve()