server/src/socket/routes/set_username.ts

import { z } from "zod";
import { Context, Route } from "../hapticLinkServer";

export interface SetUsernamePayload {
    username: string;
}
export const SetUsernameSchema = z.object({
    username: z.string(),
});

export function SetUsernameHandler(ctx: Context<SetUsernamePayload>) {
    ctx.user.username = ctx.payload.username;

    return ctx.ws.send(
        JSON.stringify({
            message: "set_username_response",
            status: "success",
            user: {
                id: ctx.user.id,
                username: ctx.user.username,
                currentRoom: ctx.user.currentRoom,
            },
        })
    );
}