0.1.0 Version : changed in to join and out to leave, folder structure and naming changes

src/bot/message/messageData.py

@@ -0,0 +1,45 @@
+from __future__ import annotations
+
+import re
+from dataclasses import dataclass
+
+import names
+from entity.group import Group
+from exception.invalidArgumentException import InvalidArgumentException
+from telegram.ext.callbackcontext import CallbackContext
+from telegram.update import Update
+
+
+@dataclass
+class MessageData():
+    user_id: str
+    chat_id: str
+    group_name: str
+    username: str
+
+    @staticmethod
+    def create_from_arguments(update: Update, context: CallbackContext, include_group: bool = True) -> MessageData:
+        chat_id = str(update.effective_chat.id)
+        group_name = Group.default_name
+
+        if context.args and context.args[0] and include_group:
+            group_name = str(context.args[0]).lower()
+            if not re.match(r"^[A-Za-z]+$", group_name):
+                raise InvalidArgumentException(re.escape('Group name must contain only letters.'))
+
+            if group_name == Group.default_name:
+                raise InvalidArgumentException(re.escape(f'Group can not be `{Group.default_name}`.'))
+
+            if len(group_name) > 20:
+                raise InvalidArgumentException(re.escape(f'Group name length can not be greater than 20.'))
+
+            chat_id += f'~{group_name}'
+            
+
+        user_id = str(update.effective_user.id)
+        username = update.effective_user.username or update.effective_user.first_name
+
+        if not username:
+            username = names.get_first_name()
+
+        return MessageData(user_id, chat_id, group_name, username)