added tcg game from previous project

Assets/Cards/MonsterCards/testmonstercard/card.json

@@ -0,0 +1,22 @@
+{
+    "id": 1,
+    "name": "Test Monster",
+    "image": "Assets/Cards/testmonstercard/cards.png",
+    "description": "can attack other monsters",
+    "costs": 30,
+    "defense": 40,
+    "attacks":[
+        {
+            "id": 1,
+            "name":"test attack",
+            "description": "can attack another Monster",
+            "damage": 80
+        },
+        {
+            "id": 2,
+            "name":"test attack",
+            "description": "can attack another Monster",
+            "damage": 80
+        }
+    ]
+}

Assets/Cards/SpeelCards/testspellcard/testspellcard.json

@@ -0,0 +1,6 @@
+{
+    "name": "testspell",
+    "image":"Assets/Cards/testspelltcard/artwork.png",
+    "costs": 30,
+    "description":"this is a test spell card"
+}

Assets/Cards/TrapCards/testtrapcard/testtrapcard.json

@@ -0,0 +1,6 @@
+{
+    "name": "testtrap",
+    "image":"Assets/Cards/testtrapcard/artwork.png",
+    "costs": 30,
+    "description":"this is a test tryp card"
+}

Classes/Game/Player.py

@@ -0,0 +1,57 @@
+import random
+
+
+class Player:
+    __id:int
+    __hp:int
+    __mana:int
+    __name:str
+    __handCards:list
+    __deck:list
+
+    def __init__(self, name:str, deck:list, hp:int=1000, mana:int=0):
+        self.__hp = hp
+        self.__mana = mana
+        self.__name = name
+        self.__handCards = []
+        self.__deck = deck
+        self.__id = random.randint(3, 99999)
+
+    def shuffleDeck(self):
+        self.__deck = random.shuffle(self.__deck)
+
+    def getDeck(self) -> list:
+        return self.__deck
+
+    def getName(self) -> str:
+        return self.__name
+    
+    def getHP(self) -> int:
+        return self.__hp
+    
+    def adjustHP(self, hp:int) -> int:
+        self.__hp = self.__hp + hp
+
+    def getID(self) -> int:
+        return self.__id
+
+    def getHand(self) -> list:
+        return self.__handCards
+    
+    def getMana(self) -> int:
+        return self.__mana
+    
+    def addMana(self, amount) -> int:
+        self.__mana + amount
+        return self.__mana
+
+    def AddToHand(self, card) -> list:
+        self.__handCards.append(card)
+        return self.__handCards
+
+    def setHand(self, hand:list):
+        self.__handCards = hand
+
+    def removeFromHand(self, pos:int) -> list:
+        self.__handCards.remove(pos)
+        return self.__handCards

Classes/System/GameManager.py

@@ -0,0 +1,153 @@
+import json
+import socket
+import time
+from Classes.Game.Player import Player
+
+
+class GameManager:
+    __players:dict
+    __playingPlayer:Player
+    __state:str
+    __round:str
+    __cards:list
+
+    def __init__(self, logger):
+        self.__players = {}
+        self.__playingPlayer = None
+        self.__state = "waiting"
+        self.__round = "none"
+        self.logger = logger
+        self.__cards = []
+        pass
+
+    def getLogger(self):
+        return self.logger
+
+    # card management
+    def spawnCard(self, card, owner, x, y):
+        # self.logger.info("spawning card")
+        
+        self.__cards.append(card)
+        
+        payload = {
+            "event":"PlacedCard",
+            "owner": owner,
+            "card": card,
+            "x": x,
+            "y": y,
+        }
+
+        for userAddr in self.__players.keys():
+            try:
+                self.logger.info(f"send to client {self.__players[userAddr]['player'].getID() != owner}")
+                if self.__players[userAddr]["player"].getID() != owner:
+                    self.__players[userAddr]["socket"].send(json.dumps(payload).encode())
+            except:
+                pass
+
+    # game round management
+    # this section manages the flow of rounds this should inherit itself
+    # =============================================================================
+    
+    # this function iterates all 
+    def progressRound(self):
+        # phases
+        # - playerPrep => playing player switches, gets a mana point and gets verified
+        if self.__playingPlayer != None:
+            for player in self.__players:
+                if self.__playingPlayer != player:
+                    self.__playingPlayer = player
+        else:
+            self.__playingPlayer = next(iter(self.__players))
+        # - playerDraw => player draws a card
+        # - playerPlay => player can place cards and active effects
+        # - playerEnd => player ends his turn and the code reiterates with the remaining player
+        pass
+
+    # game state management
+    # this section mostly only used by the networking and event handling classes
+    # other parts should never need to interface with this unless really required
+    # =============================================================================
+    def startGame(self):
+        self.__state = "running"
+
+        players = list(self.__players.values())
+
+        print("game starts")
+        self.logger.info("game manager is starting the game")
+        for userAddr, player_data in self.__players.items():
+            try:
+                user = self.__players[userAddr]["player"]
+                user.addMana(1000)
+                user.adjustHP(1000)
+                user.shuffleDeck()
+                cards = self.__players[userAddr]["deck"]
+                user.setHand(cards[:5])
+
+                # iterates until the enemy player is not anymore equal to current player
+                enemy = next(player_data["player"] for player_data in players if player_data["player"] != user)
+
+                payload = {
+                    "event": "startgame",
+                    "player": {
+                        "mana": user.getMana(),
+                        "hp": user.getHP(),
+                        "hand": user.getHand()
+                    },
+                    "enemy": {
+                        "id": enemy.getID(),
+                        "name": enemy.getName(),
+                        "hp": enemy.getHP(),
+                    },
+                }
+
+                print(f"user {player_data["socket"]}")
+                player_data["socket"].send(json.dumps(payload).encode())
+            except Exception as e:
+                self.logger.error(f"failed to start game due to error: {e}")
+                pass
+        # handles notifying all players that the game starts
+        pass
+
+    def stopGame(self):
+        # handles notifying all players that the game stops
+        # handles stoping the game itself and notifies server to stop itself
+        pass
+
+    # player management
+    # the network manager will create a player instance
+    # =============================================================
+
+    # gets all player known to the game manager and returns them
+    def getPlayers(self) -> dict:
+        return self.__players
+
+    # creates a player and handles counting all players and if conditions met starting the game
+    # returns the new dict in which the new player now is added
+    def addPlayers(self, player:Player, socket:socket, clientAddr, deck) -> dict:
+        
+        self.logger.info(f"creating user with id: {player.getID}")
+        self.__players[clientAddr] = {
+            "player": player,
+            "deck": deck,
+            "socket":socket
+        }
+        self.logger.info(f"new length of user dictionary: {len(self.__players)}")
+
+        payload = {
+            "event":"loginresponse",
+            "status": "success",
+            "id": player.getID(),
+            "name": player.getName()
+        }
+
+        socket.send(json.dumps(payload).encode())
+
+
+        # counts participating players and starts the game if enough have joined
+        if len(self.__players) >= 2:
+            time.sleep(1)
+            self.logger.info("2 players have join game starts")
+            self.startGame()
+
+        return self.__players

Classes/System/Logger.py

@@ -0,0 +1,18 @@
+import logging
+
+
+class Logger:
+    def __init__(self, filename):
+        logging.basicConfig(filename=filename,
+                filemode='a',
+                format='%(asctime)s,%(msecs)d %(name)s %(levelname)s %(message)s',
+                datefmt='%H:%M:%S',
+                level=logging.DEBUG)
+
+    def info(self, message):
+        print(message)
+        logging.info(message)
+
+    def error(self, message):
+        print(message)
+        logging.error(message)

Classes/System/Network/EventHandler.py

@@ -0,0 +1,32 @@
+import socket
+from Classes.Game.Player import Player
+from Classes.System.GameManager import GameManager
+
+from Classes.System.World import World
+
+
+class TCPEventHandler:
+    __tcpSocket:socket
+
+    def __init__(self, socket:socket):
+        self.__tcpSocket = socket
+
+    # handles passing of event data to the right functions
+    def handleTCPEvents(self, event, gameManager:GameManager, address):
+        gameManager.getLogger().info(f"incommingevent {event}")
+        if event["event"] == "placecard":
+            gameManager.spawnCard(event["card"], event["user"], event["x"], event["y"])
+            pass
+        elif event["event"] == "MoveCard":
+            pass
+        elif event["event"] == "RemoveCard":
+            pass
+        elif event["event"] == "AttackCard":
+            pass
+        elif event["event"] == "AttackPlayer":
+            pass
+        elif event["event"] == "ActivateEffectCard":
+            pass
+        elif event["event"] == "ActivateMonsterCard":
+            pass
+        pass

Classes/System/Network/NetworkManger.py

@@ -0,0 +1,137 @@
+import json
+import signal
+import socket
+import sys
+import threading
+from Classes.Game.Player import Player
+from Classes.System.GameManager import GameManager
+
+from Classes.System.Network.EventHandler import TCPEventHandler
+from Classes.System.World import World
+
+class NetworkManager:
+    class TCP:
+        __Addr:str
+        __Port:str
+        __BufferSize:int = 1024
+        __tcpSocket:socket
+        __eventHandler: dict   
+        __users: dict     
+        __TCPClientThread:threading.Thread
+        __gameManager:GameManager
+        
+        def __init__(self, Addr:str, Port:str, gameManager:GameManager):
+            gameManager.getLogger().info("starting up network manager")
+            
+            self.running = True
+            self.__Addr = Addr
+            self.__Port = int(Port)
+            self.__gameManager = gameManager
+            self.__eventHandler = {}
+
+            gameManager.getLogger().info("starting up tcp server")
+            self.__tcpSocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+            self.__tcpSocket.bind((self.__Addr, self.__Port))
+            self.__tcpSocket.listen()
+                                    
+            gameManager.getLogger().info("starting up thread for client socket accepting")
+            self.__TCPClientThread = threading.Thread(target=self.accept_connections)
+            self.__TCPClientThread.daemon = True
+            self.__TCPClientThread.start()
+
+        def accept_connections(self):
+            while self.running:
+                try: 
+                    client_tcp_socket, client_address = self.__tcpSocket.accept()
+                    self.__gameManager.getLogger().info(f"Connected with {client_address}")
+                    self.__gameManager.getPlayers()[client_address] = client_tcp_socket
+                    self.__eventHandler[client_address] = TCPEventHandler(client_tcp_socket)
+                    
+                    client_handler_thread = threading.Thread(
+                        target=self.receive,
+                        args=(client_tcp_socket, client_address)
+                    )
+                    
+                    self.__gameManager.getLogger().info(f"starting client handler thread for client at address {client_address}")
+                    client_handler_thread.daemon = True
+                    client_handler_thread.start()
+                
+                except Exception as e:
+                    self.__gameManager.getLogger().error(f"tcp socket failed to accept connection due to error: {e}")
+                    pass
+            client_handler_thread.join()
+
+        def receive(self, client_socket, client_address):
+            while self.running:
+                try:
+                    data = client_socket.recv(self.__BufferSize)
+                    if not data:
+                        self.__gameManager.getLogger().info(f"Connection with {client_address} closed.")
+                        break 
+
+                    try:
+                
+                        message = data.decode()
+                        messageJson = json.loads(message)
+                        self.__gameManager.getLogger().info(f"decoded message {messageJson}")
+                        user = messageJson.get("user")
+                        self.__gameManager.getLogger().info(f"user in message {user}")
+                
+                    except Exception as ex:
+                        self.__gameManager.getLogger().info(f"decoding incoming packet failed due to exception: {ex}")
+
+                    # creates a user and counts how many currently are connected to  the server
+                    # if enough users for a round are connected the server has to start the game
+                    if user not in self.__gameManager.getPlayers():
+                        if messageJson["event"] == "login":
+                            self.__gameManager.getLogger().info("user logging in")
+                            self.__gameManager.getLogger().info("task passed off to gameManager")
+                            user = self.__gameManager.addPlayers(Player(messageJson["username"], messageJson["deck"]), client_socket, client_address, messageJson["deck"]) 
+                            self.__gameManager.getLogger().info(f"connected users {len(self.__gameManager.getPlayers())}")
+                            
+                            self.__gameManager.getLogger().info(f"confirming login for user")
+
+                    self.__eventHandler[client_address].handleTCPEvents(messageJson, self.__gameManager, client_address)
+                    self.__gameManager.getLogger().info(f"Received message from {client_address}: {message}")
+
+                except socket.error as e:
+                
+                    if e.errno == 10054:
+                        self.__gameManager.getLogger().error(f"Connection with {client_address} forcibly closed by remote host.")
+                        self.__gameManager.getPlayers()[client_address] = None
+                        break
+                
+                    self.__gameManager.getLogger().error(f"Socket error receiving data from {client_address}: {e}")
+                
+                except json.JSONDecodeError as e:
+                    self.__gameManager.getLogger().error(f"JSON decoding error receiving data from {client_address}: {e}")
+                
+                # except Exception as e:
+                #    self.__gameManager.getLogger().error(f"UknownError receiving data from {client_address} due to error: {e}")
+
+        def broadcast(self, payload:dict):
+            for user in self.__gameManager.getPlayers().values():
+                user["socket"].send(json.dumps(payload).encode())
+
+        def send(self, payload: dict, user: str):
+            players = self.__gameManager.getPlayers()
+
+            if user in players and "socket" in players[user]:
+                players[user]["socket"].send(json.dumps(payload).encode())
+            else:
+                self.__gameManager.getLogger().error(f"user '{user}' or socket was not found 'socket' failed to send data.")
+
+        def stop(self):
+            self.__TCPClientThread.join()  # Wait for the thread to finish before exiting
+
+    tcp: TCP
+    # udp: UDP
+
+    def __init__(self, Addr:str, TCPPort:str, UDPPort:str, gameManager:GameManager):
+        self.tcp = self.TCP(Addr, TCPPort, gameManager)
+        signal.signal(signal.SIGINT, self.handle_interrupt)  # Register the signal handler
+
+    def handle_interrupt(self, signum, frame):
+        self.__gameManager.getLogger().info("Received keyboard interrupt. Stopping the server.")
+        self.tcp().stop()
+        sys.exit(0)

Classes/System/PlayerManager.py

@@ -0,0 +1,23 @@
+import json
+class Player:
+        
+    def createUser(self, user:json):
+        self.__users.append(user)
+
+    def createUser(self, user:json):
+        if self.getUser(user["username"]) == None:
+            self.__users.append(Player(user["username"]))
+
+    def removeUser(self, user:int):
+        self.__users.remove(user)
+
+    def removeUser(self, user:str):
+        self.__users.remove(user)
+
+    def getUsers(self) -> list:
+        return self.__users
+
+    def getUser(self, user:int):
+        for user in self.__users:
+            if int(user["id"]) == user:
+                return user

Classes/System/QueueManager.py

@@ -0,0 +1,34 @@
+
+
+from Classes.Game.Player import Player
+
+
+class QueueManager:
+    __queue:list
+
+    def __init__(self):
+        self.__queue = []
+
+    def getQueue(self) -> list:
+        return self.__queue
+
+    def addToQueue(self, user) -> list:
+        if self.isInQueue(user["id"]):
+            self.__queue.append(user)
+            return self.__queue
+
+    def removeFromQueue(self, player:Player) -> list:
+        self.__queue.remove(player)
+        return self.__queue
+
+    def isInQueue(self, user:int) -> bool:
+        for user in self.__queue:
+            if int(user["id"]) == user:
+                return True
+        return False
+            
+    def isInQueue(self, user:str) -> bool:
+        for user in self.__queue:
+            if user["username"] == user:
+                return True
+        return False

Classes/System/Server.py

@@ -0,0 +1,40 @@
+import json
+import socket
+import threading
+from Classes.System.GameManager import GameManager
+
+from Classes.System.Network.NetworkManger import NetworkManager
+from Classes.System.PlayerManager import Player
+from Classes.System.World import World
+from Classes.System.Logger import Logger
+
+class Server:
+
+    __address:str
+    __tcpPort:str
+    __udpPort:str
+    __world:World
+    __gameManager:GameManager
+
+    networkManager:NetworkManager
+
+    def __init__(self, address:str, tcpPort:str, udpPort:str, logger:Logger):
+        self.__address = address
+        self.__tcpPort = tcpPort
+        self.__udpPort = udpPort
+        self.__world = World()
+        self.logger = logger
+
+        self.logger.info("starting up game manager")
+        self.__gameManager = GameManager(logger)
+
+        self.logger.info("preparing to start server")
+        self.startServer(self.__gameManager)
+
+    # handles starting the server and assigning socket values to the local reference
+    def startServer(self, gameManager:GameManager):
+        self.logger.info("starting up network manager")
+        self.__networkManager = NetworkManager(self.__address, self.__tcpPort, self.__udpPort, gameManager)
+
+    def getNetworkManager(self) -> NetworkManager:
+        return self.__networkManager

Classes/System/Utils/Path.py

@@ -0,0 +1,6 @@
+import os
+
+
+class PathUtil:
+    def getAbsolutePathTo(notAbsolutPath:str) -> str:
+        return os.path.abspath("OLD_Server/" + notAbsolutPath)

Classes/System/Utils/StringUtils.py

@@ -0,0 +1,11 @@
+import random
+import string
+
+
+class StringUtils:
+    def get_random_string(length) -> str:
+        # choose from all lowercase letter
+        letters = string.ascii_lowercase
+        result_str = ''.join(random.choice(letters) for i in range(length))
+        print("Random string of length", length, "is:", result_str)
+        return result_str

Classes/System/World.py

@@ -0,0 +1,20 @@
+import socket
+from Classes.Game.Player import Player
+
+
+class World:
+    __players:dict
+
+    def __init__(self):
+        self.__players = {}
+
+    def getPlayers(self) -> list:
+        return self.__players
+    
+    def addPlayers(self, player:Player, socket:socket, clientAddr) -> list:
+        self.__players[clientAddr] = {
+            player: player,
+            socket:socket
+        }
+
+        return self.__players

index.py

@@ -0,0 +1,31 @@
+import logging
+import os
+import random
+import string
+import sys
+
+from Classes.System.Server import Server
+from Classes.System.Logger import Logger
+from Classes.System.Utils.Path import PathUtil
+
+def get_random_string(length) -> str:
+    # choose from all lowercase letter
+    letters = string.ascii_lowercase
+    result_str = ''.join(random.choice(letters) for i in range(length))
+    print("Random string of length", length, "is:", result_str)
+    return result_str
+
+def main():
+    # retrieves host data from environment
+    HOST = "127.0.0.1"
+    TCPPORT = "54322"
+    UDPPORT = "54323"
+
+    logger = Logger(PathUtil.getAbsolutePathTo("log/"+get_random_string(8)+".log"))
+    logger.info("starting up server")
+    server = Server(HOST, TCPPORT, UDPPORT, logging)
+    server.getNetworkManager().tcp.stop()
+    sys.exit(0)
+
+if __name__ == "__main__":
+    main()

server logic notes.md

@@ -0,0 +1,42 @@
+# validation for placing cards:
+- is the game still running
+- is it the players turn
+- does the card exist
+- does the player have that card in his deck
+- does the player have this card in his hand
+- is the type of card allowed in that type of field
+- is the field already blocked by another card
+
+# validation for attacking another player
+- is the game still running
+- is it the players turn
+- does the card exist
+- does the player have that card in his deck
+- is that card played
+- does the enemy have remaining monster cards on his side
+    - if yes a direct attack would only be possible if a effect allows it
+- can this card attack
+    - is the card of correct type
+    - is it blocked by effects (will be implemented after card effects are implemented)
+
+# player death management (win condition)
+- does a players hp go to 0?
+    - make the other player the winner
+    - if an effect affects the playing player card priority comes first
+
+# handle a player leaving
+- check if game still runs
+    - make remaining player win if yes   
+
+# turn management
+- server keeps track of each turn
+    - whos turn is it
+    - what turn state is currently active
+        - draw state
+        - place state
+    - is the player trying to do actions not allowed in the given state
+
+# drawing cards:
+- ensure the player only can have 7 cards
+    - if limit exceeds the player payes lifepoints and drops a card
+- ensure the drawn card for sure still can be in the players deck