Revert "refactor: extract userbot to standalone repo, add as git submodule"

This reverts commit 3c383db9a7.

userbot/modules/joindate.py

@@ -0,0 +1,36 @@
+import os
+from datetime import datetime
+
+from pyrogram import Client, filters
+from pyrogram.types import Message
+from utils.misc import modules_help, prefix
+
+
+@Client.on_message(filters.command('joindate', prefix) & filters.me)
+async def joindate(client: Client, message: Message):
+    await message.edit('<b>One moment...</b>')
+    members = []
+    cgetmsg = await client.get_messages(message.chat.id, 1)
+    async for m in client.iter_chat_members(message.chat.id):
+        members.append(
+            (
+                m.user.first_name,
+                m.joined_date or cgetmsg.date,
+            )
+        )
+
+    members.sort(key=lambda member: member[1])
+
+    with open('joined_date.txt', 'w', encoding='utf8') as f:
+        f.write('Join Date      First Name\n')
+        for member in members:
+            f.write(str(datetime.fromtimestamp(member[1]).strftime('%y-%m-%d %H:%M')) + f' {member[0]}\n')
+
+    await message.delete()
+    await client.send_document(message.chat.id, 'joined_date.txt')
+    os.remove('joined_date.txt')
+
+
+modules_help['joindate'] = {
+    'joindate': 'Get a list of all chat members and sort them by the date they joined the group'
+}