added first ground tech for game server

Game Server/index.py

@@ -0,0 +1,76 @@
+import threading
+import os
+import json
+from dotenv import load_dotenv
+
+__users:list
+
+# TODO: setup tcp service for authorization
+def handleConnection(self, socket:socket, address):
+    # states that a connection has been established
+    print(f"Connected with {address}")
+
+    # Communication with client
+    while True:
+        data = socket.recv(1024)
+        if not data:
+            break
+
+        # decode message for handling
+        message = data.decode()
+        messageJson = json.loads(message)
+        if messageJson["user"] in self.__users:
+            handleEvents(messageJson)
+        else:
+            break
+
+        print(f"received message from {address}: {message}")
+
+    # connection is not required anymore and gets closed
+    socket.close()
+    print(f"connection closed for {address}")
+
+def handleEvents(self, event):
+    # decide which event should be performed
+    if event["event"] == "login":
+        pass
+    elif event["event"] == "join_queue":
+        # count queue
+        # move start game if 2 players are in the queue
+        # remove player from the queue once game starts
+        pass
+    elif event["event"] == "leave_queue":
+        # just remove player from the queue
+        pass
+    elif event["event"] == "gameAction":
+        # pass of to own handler function which handles game logic
+        pass
+
+def main(self):
+    load_dotenv()
+
+    # retrieves host data from environment
+    HOST = os.getenv("HOST")
+    PORT = os.getenv("PORT")
+
+    self.__users = []
+
+    # create tcp socket
+    server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+    # make socket bind connection info and listen for connections
+
+    print(f"authorization server online on {HOST}:{PORT}")
+
+    # server loop forwards connection to handleConnection
+    while True:
+        # accept incoming connection
+        # TODO: validate this connection is a valid game connection
+        client_socket, client_address = server_socket.accept()
+
+        # create network thread for connection
+        client_thread = threading.Thread(target=handleConnection, args=(client_socket, client_address))
+        client_thread.start()
+
+if __name__ == "__main__":
+    main()