Chatto/src/main/frontend/chat/model/ModelFactory.ts

import { Model } from "./AbstractModel";
import { UserModel } from "./UserModel";

export class ModelFactory {
    static createModel(modelName: string): Model {
        switch (modelName) {
            // case "USER": return new UserModel();
            // break;
            default: throw new Error("Invalid model name");
        }
    }
}