Add player container

backend/src/players/player-container.ts

@@ -0,0 +1,49 @@
+import { CharacterTeam, PlayerInformation, Random } from 'shared';
+import { PhysicalContainer } from '../physics/containers/physical-container';
+import { Player } from './player';
+
+export class PlayerContainer {
+  private _players: Array<Player> = [];
+
+  constructor(private readonly objects: PhysicalContainer) {}
+
+  public createPlayer(playerInfo: PlayerInformation, socket: SocketIO.Socket): Player {
+    const player = new Player(
+      playerInfo,
+      this,
+      this.objects,
+      socket,
+      this.getTeamOfNextPlayer(),
+    );
+    this._players.push(player);
+
+    return player;
+  }
+
+  public get players(): Array<Player> {
+    return this._players;
+  }
+
+  public get count(): number {
+    return this.players.length;
+  }
+
+  public step(deltaTimeInSeconds: number) {
+    this.players.forEach((p) => p.step(deltaTimeInSeconds));
+  }
+
+  private getTeamOfNextPlayer(): CharacterTeam {
+    const declaCount = this._players.filter((p) => p.team === CharacterTeam.decla).length;
+    const redCount = this._players.filter((p) => p.team === CharacterTeam.red).length;
+
+    if ((declaCount === redCount && Random.getRandom() >= 0.5) || declaCount < redCount) {
+      return CharacterTeam.decla;
+    } else {
+      return CharacterTeam.red;
+    }
+  }
+
+  public deletePlayer(player: Player) {
+    this._players = this._players.filter((p) => p !== player);
+  }
+}