BIG WIP of refactoring my work in TS

back/src/Model/Group.ts

@@ -0,0 +1,18 @@
+import {MessageUserPosition} from "./Websocket/MessageUserPosition";
+export class Group {
+    static readonly MAX_PER_GROUP = 4;
+    
+    users: MessageUserPosition[];
+
+    constructor(users: MessageUserPosition[]) {
+        this.users = users;
+    }
+
+    getUsers(): MessageUserPosition[] {
+        return this.users;
+    }
+
+    isFull(): boolean {
+        return this.users.length >= Group.MAX_PER_GROUP;
+    }
+}