Set hello message

src/config.py

@@ -19,10 +19,11 @@ class Config:
         self.remote_chat: int = None
 
         self.messages_object: str = None
-        self.new_member_message: str = None
         self.start_message: str = None
         self.static_message: dict = None
 
+        self.__new_member_message: dict = None
+
         self._read_config()
 
     def _read_config(self):
@@ -37,6 +38,17 @@ class Config:
         self.bot_token = self.raw_config.get("bot_token")
         self.remote_chat = self.raw_config.get("remote_chat")
         self.messages_object = self.raw_config.get("messages")
-        self.new_member_message = self.raw_config.get("new_member_message")
         self.start_message = self.raw_config.get("start_message")
         self.static_message = self.raw_config.get("static_message")
+
+    @property
+    def new_member_message(self) -> str:
+        if not self.__new_member_message:
+            with open(self.raw_config['new_member_message']) as f:
+                self.__new_member_message = f.read()
+        return self.__new_member_message
+
+    @new_member_message.setter
+    def new_member_message(self, v):
+        with open(self.raw_config['new_member_message'], "w") as f:
+            f.write(v)

src/main.py

@@ -161,6 +161,19 @@ async def ban(msg: types.Message):
         await msg.reply(message, parse_mode=ParseMode.HTML)
 
 
+@dp.message_handler(regexp=r"\A(?:.|\/)set", is_chat_admin=True)
+def set_hello_mesasage(msg: types.Message):
+    text = msg.text
+    splt = text.split(" ")
+    if len(splt) > 1:
+
+        config.new_member_message = splt[1:]
+
+    else:
+
+        msg.reply("`/set [hello message]`", parse_mode=ParseMode.MARKDOWN)
+
+
 @dp.message_handler(content_types=['new_chat_members'], chat_type=ChatType.SUPERGROUP)
 async def new_chat_member(msg: types.Message):
     for user in msg.new_chat_members:

src/new_member_message.txt

@@ -0,0 +1,5 @@
+Привет, @%(username)-s!
+Добро пожаловать в наше IT - сообщество.
+Чтобы люди могли в будущем найти тебя, напиши вступительное сообщение о себе с хештегом %(<)-s#знакомство%(</)-s.
+
+Приятного времяпрепровождения!