Niantic profile - inline game badges

Show game badges inline on Niantic profile friends list

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Niantic profile - inline game badges
// @namespace    http://tampermonkey.net/
// @version      2025-10-31
// @description  Show game badges inline on Niantic profile friends list
// @author       Wiinuk
// @license MIT
// @match        https://my.nianticlabs.com/friends
// @icon         https://www.google.com/s2/favicons?sz=64&domain=nianticlabs.com
// @grant        none
// ==/UserScript==
/// @ts-check
// spell-checker: ignore PIKMIN MHNOW Niantic Wiinuk

(function () {
    "use strict";

    /**
     * @param {string | (() => Element | null)} queryOrGetElement
     */
    async function waitElement(queryOrGetElement) {
        const getElement =
            typeof queryOrGetElement === "string"
                ? () => document.querySelector(queryOrGetElement)
                : queryOrGetElement;
        let currentIntervalMs = 100;
        const maxInterval = 1000;
        while (true) {
            const e = getElement();
            if (e != null) return e;
            await sleep(
                (currentIntervalMs = Math.min(
                    currentIntervalMs * 2,
                    maxInterval
                ))
            );
        }
    }
    /**
     * @param {number} milliseconds
     * @returns {Promise<void>}
     */
    async function sleep(milliseconds) {
        return new Promise((resolve) => setTimeout(resolve, milliseconds));
    }

    /**
     * @typedef {'FRIENDS' | 'EVERYONE'} GameVisibility
     */
    /**
     * @typedef {'PIKMIN' | 'PGO' | 'MHNOW'} GameName
     */
    /**
     * @typedef {object} GameProfile
     * @property {GameName} game
     * @property {string} codename
     * @property {GameVisibility} visibility
     */
    /**
     * @typedef {object} NianticFriend
     * @property {string} userId
     * @property {string} nianticId
     * @property {string} displayName
     * @property {string} avatarUrl
     * @property {GameProfile[]} gameProfiles
     */
    /**
     * @typedef {{ data: { myNianticFriends: NianticFriend[] } }} FriendsQueryResponse
     */

    /** @type {readonly NianticFriend[]} */
    let currentFriends = [];
    /** @type {MutationObserver | null} */
    let currentObserver = null;

    /**
     * @param {Element} ionItem
     */
    function getNianticId(ionItem) {
        const idSpan = ionItem.querySelector(
            "[class^=UIUserList_userInfo] span:nth-of-type(2)"
        );
        if (idSpan?.textContent.startsWith("@")) {
            return idSpan.textContent.slice(1);
        }
    }
    /**
     * @param {Element} ionItem
     */
    function getDisplayName(ionItem) {
        const nameSpan = ionItem.querySelector(
            "[class^=UIUserList_userInfo] span:first-of-type"
        );
        return nameSpan?.textContent || "";
    }
    /**
     * @param {Element} ionItem
     */
    function getFriend(ionItem) {
        const nianticId = getNianticId(ionItem);
        if (nianticId != null) {
            return currentFriends.find((e) => e.nianticId === nianticId);
        }
        const displayName = getDisplayName(ionItem);
        return currentFriends.find((e) => e.displayName === displayName);
    }
    /**
     * @param {Element} ionItem
     * @param {NianticFriend} friend
     */
    function appendGameNameBadges(ionItem, friend) {
        const container = ionItem.querySelector("[class^=UIUserList_userInfo]");
        if (!container) return;

        const gameBadges = friend.gameProfiles.map(
            (/** @type {{ game: string | null; }} */ profile) => {
                const badge = document.createElement("span");
                badge.className = "game-badge";
                badge.textContent = profile.game;
                return badge;
            }
        );

        container.append(...gameBadges);
    }
    /**
     * @param {Element} ionItem
     */
    function onIonItemAdded(ionItem) {
        const friend = getFriend(ionItem);
        if (friend == null) {
            console.error(`broken friend: ${ionItem.outerHTML}`);
            return;
        }
        appendGameNameBadges(ionItem, friend);
    }
    /**
     * @param {FriendsQueryResponse} body
     */
    async function onFriendsQueryResponseReceived(body) {
        const userListParent = await waitElement(
            "[class^=UIUserList_itemParent]"
        );

        currentFriends = body.data.myNianticFriends;
        currentObserver?.disconnect();
        currentObserver = new MutationObserver((mutations) => {
            for (const { oldValue, target } of mutations) {
                if (
                    oldValue === null &&
                    target instanceof Element &&
                    target.nodeName === "ion-item"
                ) {
                    onIonItemAdded(target);
                }
            }
        });
        currentObserver.observe(userListParent, {
            childList: true,
            subtree: true,
        });

        for (const item of document.querySelectorAll("ion-item")) {
            onIonItemAdded(item);
        }
    }

    function injectFriendsQuery() {
        const originalFetch = window.fetch;
        window.fetch = async function (...args) {
            console.log(...args);
            const response = await originalFetch(...args);
            console.log(response);
            try {
                const [input, options] = args;
                if (
                    input ===
                        "https://niantic-social-api.nianticlabs.com/niantic/graphql" &&
                    /^\s*query\s+FriendsQuery/.test(
                        JSON.parse(options?.body?.toString() ?? "").query
                    )
                ) {
                    const body = await response.clone().json();
                    setTimeout(
                        () =>
                            onFriendsQueryResponseReceived(body).catch((e) =>
                                console.error(e)
                            ),
                        100
                    );
                }
            } catch {}
            return response;
        };
    }
    injectFriendsQuery();
})();