Integrate pyCraft loggin in with Flask

main.py

@@ -1,8 +1,56 @@
 from flask import Flask
 app = Flask(__name__)
 
+USERNAME = ''
+PASSWORD = ''
+SERVER = ''
+
+from custom.managers import DataManager, ChunksManager
+
+from minecraft import authentication
+from minecraft.exceptions import YggdrasilError
+from minecraft.networking.connection import Connection
+from minecraft.networking.packets import Packet, clientbound, serverbound
+
 @app.route('/')
 def hello_world():
     return 'Hello, World!'
 
-app.run()
+def main():
+    mcdata = DataManager('./mcdata')
+
+    auth_token = authentication.AuthenticationToken()
+    try:
+        auth_token.authenticate(USERNAME, PASSWORD)
+    except YggdrasilError as e:
+        print(e)
+        sys.exit()
+    print("Logged in as %s..." % auth_token.username)
+    connection = Connection(
+        SERVER, 25565, auth_token=auth_token)
+
+    def handle_join_game(join_game_packet):
+        print('Connected.')
+
+    connection.register_packet_listener(
+        handle_join_game, clientbound.play.JoinGamePacket)
+
+    def print_chat(chat_packet):
+        print("Message (%s): %s" % (
+            chat_packet.field_string('position'), chat_packet.json_data))
+
+    connection.register_packet_listener(
+        print_chat, clientbound.play.ChatMessagePacket)
+
+    chunks = ChunksManager(mcdata)
+    chunks.register(connection)
+
+    connection.connect()
+
+    print('connected')
+
+    app.run()
+
+
+if __name__ == '__main__':
+    main()