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

src/bot/handler/joinHandler.py

@@ -0,0 +1,46 @@
+from telegram.utils.helpers import mention_markdown
+from bot.handler.abstractHandler import AbstractHandler
+from bot.message.messageData import MessageData
+from config.contents import joined, not_joined
+from exception.invalidArgumentException import InvalidArgumentException
+from exception.notFoundException import NotFoundException
+from logger import Logger
+from repository.userRepository import UserRepository
+from telegram.ext.callbackcontext import CallbackContext
+from telegram.ext.commandhandler import CommandHandler
+from telegram.update import Update
+
+
+class JoinHandler(AbstractHandler):
+    bot_handler: CommandHandler
+    user_repository: UserRepository
+
+    def __init__(self) -> None:
+        self.bot_handler = CommandHandler('join', self.handle)
+        self.user_repository = UserRepository()
+
+    def handle(self, update: Update, context: CallbackContext) -> None:
+        try:
+            message_data = MessageData.create_from_arguments(update, context)
+        except InvalidArgumentException as e:
+            return self.reply_markdown(update, str(e))
+
+        try:
+            user = self.user_repository.get_by_id(message_data.user_id)
+
+            if user.is_in_chat(message_data.chat_id):
+                return self.reply_markdown(update, self.interpolate_reply(not_joined, message_data))
+
+            user.add_to_chat(message_data.chat_id)
+            self.user_repository.save(user)
+        except NotFoundException:
+            self.user_repository.save_by_message_data(message_data)
+
+        self.reply_markdown(update, self.interpolate_reply(joined, message_data))
+        self.log_action(message_data)
+
+    def get_bot_handler(self) -> CommandHandler:
+        return self.bot_handler
+
+    def log_action(self, message_data: MessageData) -> None:
+        Logger.info(f'User {message_data.username} joined {message_data.chat_id}')