game: add: support multiplayer

README.md

@@ -18,7 +18,7 @@ This project is part of the 42 School Common Core curriculum. Its purpose is to
 
 | Module | Nb point | state|
 | ------ | -------- | ---- |
-| Multiplayer | 2 | 🚧
+| Multiplayer | 2 | 🏁 |
 | Remote | 2 | 🚧
 | Bootstrap | 1 | 🏁 |
 | Django | 2 | 🏁 |

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

@@ -290,8 +290,11 @@ class Game
 
     leave()
     {
-        this._socket.close();
-        this._socket = undefined;
+        if (this._socket)
+        {
+            this._socket.close();
+            this._socket = undefined;
+        }
     }
 }
 

frontend/static/js/views/MatchMakingView.js

@@ -91,7 +91,7 @@ export default class extends AbstractAuthenticatedView {
         });
 
         let update = () => {
-            if (input.value < 2)
+            if (input.value < 2 || input.value > 4)
                 button.disabled = true;
             else
                 button.disabled = false;
@@ -106,7 +106,7 @@ export default class extends AbstractAuthenticatedView {
     async getHtml() {
         return `
 			<h1>Select mode</h1>
-            <input type="number" value="2" min="1" id="nb_players-input">
+            <input type="number" value="2" min="1" max="4" id="nb_players-input">
             <input type="button" value="Find a game" id="button">
             <input type="button" value="2D" id="game-mode">
             <span id="detail"></span>

games/objects/Game.py

@@ -43,7 +43,7 @@ class Game(AbstractRoom):
 
         players_id: list[int] = self.model.get_players_id()
 
-        nb_sides = len(players_id) * 2
+        nb_sides = 4
         
         polygon: list[Point] = []
         
@@ -60,18 +60,24 @@ class Game(AbstractRoom):
         for i in range(nb_sides):
             segments.append(Segment(polygon[i], polygon[(i + 1) % nb_sides]))
 
-        self.players: list[Player] = []
-        for i, player_id in enumerate(players_id):
-            player = Player(self, player_id, None, segments[i * 2])
-            self.players.append(player)
+        self.walls: list[Wall]
+        self.players: list[Player]
+        
+        nb_players: int = len(players_id)
+        if (nb_players == 2):
+            self.players = [Player(self, players_id[0], None, segments[0]), Player(self, players_id[1], None, segments[2])]
+            self.walls = [Wall(segments[1]), Wall(segments[3])]
+        else:
+            self.players = []
+            self.walls = []
+            for i, side in enumerate(range(4)):
+                if (i < nb_players):
+                    self.players.append(Player(self, players_id[i], None, segments[i]))
+                else:
+                    self.walls.append(Wall(segments[i]))
     
         self.spectators: list[Spectator] = []
         
-        self.walls: list[Wall] = []
-        
-        for i in range(1, nb_sides, 2):
-            self.walls.append(Wall(segments[i]))
-
         self._updated_players: list[Player] = []
 
         self.game_id: int = game_id
@@ -103,14 +109,12 @@ class Game(AbstractRoom):
         
         self.broadcast("goal", {"player_id": goal_taker.user_id,
                                 "timestamp": timestamp})
-
         if (len(goal_taker.score) >= config.GAME_MAX_SCORE):
             connected_players: list[Player] = self.get_players_connected()
             if (len(connected_players) == 2):
                 self.finish(connected_players[not connected_players.index(goal_taker)])
             else:
                 goal_taker.eliminate()
-                
     
     def get_player_by_user_id(self, user_id: int) -> Player:
         for player in self.players:

matchmaking/consumers.py

@@ -29,9 +29,9 @@ class MatchMaking(WebsocketConsumer):
         waiting_room: WaitingRoom = normal.get(self.mode)
         waiting_room.append(Waiter(user.pk, self))
 
-        if (self.mode < 2):
+        if (self.mode < 2 or self.mode > 4):
             data: dict = {
-                "detail": "The mode must be > 1.",
+                "detail": "The mode must be > 1 and < 4.",
             }
             self.send(json.dumps(data))
             self.disconnect(1000)