player pos is checked

frontend/static/js/api/game/Game.js

@@ -16,6 +16,7 @@ class Game
         this.client = client;
         this.id = id;
         this.keys_pressed = [];
+        this.last_pos = null
     }
 
     async init()
@@ -57,6 +58,7 @@ class Game
     {
         if (this._socket === undefined)
             return;
+        
         const loop_id = setInterval(() => {
             if (this._socket.readyState === WebSocket.OPEN)
             {
@@ -66,24 +68,25 @@ class Game
         }, 500);
     }
 
-    _send_paddle(my_player)
+    _send_paddle(position, time)
     {
-        this._send({"detail": "update_my_paddle_pos", "position": my_player.pos});        
+        if (this.last_pos !== null && this.last_pos.time >= time)
+            return;
+
+        this.last_pos = {"time": time, "position": position};
+
+        this._send({"detail": "update_my_paddle_pos", ...this.last_pos});
     }
 
     _update_paddles(data)
     {
-        data.forEach(player_data => {
-            let player = this.players.find(player_data2 => player_data2.id === player_data)
-            
+        console.log(data)
+        data.players.forEach((player_data) => {
+            let player = this.players.find((player) => player.id === player_data.id);
             if (player === null)
-            {
-                console.error("error 1000: je ne comprends pas");
-                return;
-            }
-
-            player.pos = player_data.pos;
-        });
+                return
+            player.update_pos(player_data.position, player_data.time);
+        })
     }
 
     _update_ball(data)
@@ -96,6 +99,7 @@ class Game
 
     _update(data)
     {
+        console.log("bozo2", data)
         if (data.detail === "update_paddles")
             this._update_paddles(data);
         else if (data.detail === "update_ball")

frontend/static/js/api/game/MyPlayer.js

@@ -15,15 +15,36 @@ class MyPlayer extends Player
         let new_pos = this.pos;
 
         if (keys_pressed.includes("s"))
-            new_pos -= this.game.config.paddle_speed_per_second_max * this.time.deltaTimeSecond();
+            new_pos -= this.game.config.paddle_speed_per_second_max * this.time.deltaTimeSecond() * 1;
         if (keys_pressed.includes("w"))
-            new_pos += this.game.config.paddle_speed_per_second_max * this.time.deltaTimeSecond();
+            new_pos += this.game.config.paddle_speed_per_second_max * this.time.deltaTimeSecond() * 1;
         new_pos = Math.max(0 + this.game.config.paddle_ratio / 2, new_pos);
         new_pos = Math.min(1 - this.game.config.paddle_ratio / 2, new_pos);
 
+        if (this.pos === new_pos)
+            return;
+        console.log(this.client.me.id)
         this.pos = new_pos;
 
-        this.game._send_paddle(this);
+        this.game._send_paddle(this.pos, this.time._current_frame);
+    }
+
+    update_pos(new_position, time)
+    {
+        let position_verified = new_position;
+
+        let time_diff = (Date.now() - time) / 1000;
+
+        let sign = this - new_position >= 0 ? 1 : -1;
+
+        let distance = Math.abs(this.pos - new_position);
+
+        let distance_max = time_diff * this.game.config.paddle_speed_per_second_max;
+
+        if (distance > distance_max)
+            position_verified = distance_max * sign;
+
+        this.pos = position_verified;
     }
 }
 

frontend/static/js/api/game/Player.js

@@ -8,6 +8,11 @@ class Player
         this.nb_goal = nb_goal;
         this.game = game;
     }
+
+    update_pos(new_position, time)
+    {
+        this.pos = new_position;
+    }
 }
 
 export { Player }

frontend/static/js/views/GameView.js

@@ -109,8 +109,9 @@ export default class extends AbstractView
             if (this.my_player)
                 this.my_player.update_paddle(this.keys_pressed);
             this.draw_game();
-            this.time.new_frame()
+            this.time.new_frame();
             //clearInterval(loop_id);
+        // 1 sec  fps
         }, 1000 / 60);
     }
 

games/config.py

@@ -1,4 +1,5 @@
 PADDLE_SPEED_PER_SECOND_MAX = 0.6
+PADDLE_SPEED_PER_SECOND_TOLERANCE = 1.01
 PADDLE_RATIO = 0.3
 
 MAP_SIZE_X = 700

games/consumers.py

@@ -32,12 +32,18 @@ class GameWebSocket(WebsocketConsumer):
             self.send("Game not found.")
             self.disconnect(1017)
 
-		self.member = GameMember(self.user.pk, self)	
+        self.member = GameMember(self.user.pk, self, self.room)	
 
         self.room.append(self.member)
 
     def receive(self, text_data: str = None, bytes_data: bytes = None):
-		self.member.receive(text_data)
+        
+        if (text_data is None):
+            return
+
+        data: dict = json.loads(text_data)
+
+        self.member.receive(data)
         
     def disconnect(self, close_code):
         member = self.room.get_member_by_socket(self)

games/models.py

@@ -16,7 +16,7 @@ class GameModel(models.Model):
 		return self.pk
 	
 	def get_players_id(self):
-		return [game_member.member_id for game_member in GameMembersModel.objects.filter(game_id = self.pk)]
+		return [game_player.player_id for game_player in GameMembersModel.objects.filter(game_id = self.pk)]
 
 class GameMembersModel(models.Model):
 	game_id = models.IntegerField()

games/objects/Ball.py

@@ -5,4 +5,5 @@ class Ball:
     def __init__(self) -> None:
         self.x: float = config.BALL_SPAWN_POS_X
         self.y: float = config.BALL_SPAWN_POS_Y
+        self.speed: float = config.BALL_SPEED_START
         

games/objects/GameMember.py

@@ -2,17 +2,96 @@ from channels.generic.websocket import AsyncWebsocketConsumer
 
 from transcendence.abstract.AbstractRoomMember import AbstractRoomMember
 
+from .Position import Position
+
+import time
+
+from .. import config
+
+from ..models import GameModel
+
+MIN_POSITION: float = config.PADDLE_RATIO / 2
+MAX_POSITION: float = 1 - MIN_POSITION
+
 class GameMember(AbstractRoomMember):
 
-	def __init__(self, user_id: int, socket: AsyncWebsocketConsumer):
+    def __init__(self, user_id: int, socket: AsyncWebsocketConsumer, room):
         super().__init__(user_id, socket)
-		self.is_a_player = False
+        self.position: Position = Position(0.5, int(time.time() * 1000.0))
+        self.room = room
+        self.is_a_player = user_id in GameModel.objects.get(pk = self.room.game_id).get_players_id()
         
     def receive(self, data: dict):
-		if (not self.is_a_player):
-			self.send("You are not a player.")
+        
+        detail: str = data.get("detail")
+        
+        if (detail is None):
             return
     
+        if (detail == "update_my_paddle_pos"):
+            self.update_position(data)
+    
+    def send_error(self, error_message: str):
+        
+        self.send("error", {"error_message": error_message})
+        
+    def update_position(self, data: dict):
+        
+        if (not self.is_a_player):
+            return 
+        
+        new_position: Position = Position()
+        
+        new_position.position = data.get("position")
+        
+        if (new_position is None):
+            self.send_error("missing new_position")
+            return
+        
+        new_position.time = data.get("time")
+        
+        if (new_position.time is None):
+            self.send_error("missing time")
+            return
+        
+        if (self.position.time > new_position.time):
+            self.send_error("time error")
+            return
+        
+        distance: float = abs(self.position.position - new_position.position) 
+        
+        sign = 1 if self.position.position >= new_position.position else -1
+        
+        time_difference = (new_position.time - self.position.time) / 1000
+        
+        max_distance = config.PADDLE_SPEED_PER_SECOND_MAX * (time_difference) * config.PADDLE_SPEED_PER_SECOND_TOLERANCE
+        
+        new_position_verified: Position = new_position.copy()
+
+        if (distance > max_distance):
+            print(max_distance, distance, time_difference, self.position.position, new_position.position)
+            new_position_verified.position = self.position.position + max_distance * sign
+        
+        if (not MIN_POSITION <= new_position_verified.position <= MAX_POSITION):
+            
+            new_position_verified.position = max(new_position_verified.position, MIN_POSITION)
+            new_position_verified.position = min(new_position_verified.position, MAX_POSITION)
+        
+        if (new_position.position != new_position_verified.position):
+            self.send("update_paddles", {
+                "players": [
+                    {
+                        "position": new_position_verified.position,
+                        "time": new_position_verified.time,
+                        "id": self.user_id,
+                    },
+                ],
+            })
+            print("trop vite")
+        
+        self.position = new_position
+        
+
     def send_ball(self, ball):
         self.send("update_ball_pos", {"x": ball.x,
                                       "y": ball.y})

games/objects/Position.py

@@ -0,0 +1,10 @@
+from typing import Union
+
+class Position:
+    
+    def __init__(self, position = 0, time: int = 0) -> None:
+        self.time = time
+        self.position = position
+    
+    def copy(self):
+        return Position(self.position, self.time)