不用客户端，就能随意设置dodo上显示的正在玩的游戏

dodoShowPlaying.user.js

// ==UserScript==
// @name         正在玩啥？
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       yige233
// @match        https://www.imdodo.com/*
// @icon         https://www.imdodo.com/favicon.ico
// @grant        GM.registerMenuCommand
// @require      https://cdn.bootcdn.net/ajax/libs/crypto-js/4.1.1/crypto-js.min.js
// ==/UserScript==

(function() {
    'use strict';

    // Your code here...
    function getSig(val, key) {
        const e = CryptoJS.HmacSHA1(val, key);
        var t = e.words,
            n = e.sigBytes,
            i = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
        e.clamp();
        for (var r = [], o = 0; o < n; o += 3)
            for (var s = t[o >>> 2] >>> 24 - o % 4 * 8 & 255, a = t[o + 1 >>> 2] >>> 24 - (o + 1) % 4 * 8 & 255, c = t[o + 2 >>> 2] >>> 24 - (o + 2) % 4 * 8 & 255, l = s << 16 | a << 8 | c, u = 0; u < 4 && o + .75 * u < n; u++) r.push(i.charAt(l >>> 6 * (3 - u) & 63));
        var d = i.charAt(64);
        if (d)
            while (r.length % 4) r.push(d);
        return r.join("");
    };

    function encodeSearch(obj, urlSafe = false) {
        const arr = [];
        for (const key in obj) arr.push(`${key}=${urlSafe?encodeURIComponent(obj[key]):obj[key]}`);
        return arr.join("&");
    };

    function request(url, data) {
        return fetch(url, {
            "headers": {
                "clienttype": "3",
                "clientversion": "0.9.16",
                "content-type": "application/x-www-form-urlencoded;charset=UTF-8",
                "token": localStorage.token
            },
            "body": encodeSearch(data, true),
            "method": "POST",
        });
    }

    GM.registerMenuCommand("设置正在玩", async () => {
        const body = {
            gameName: "和431击剑🤺",
            beginTime: Date.now(),
            uid: localStorage.uid,
            token: localStorage.token,
            clientType: 3,
            apikey: "CK18tnKeKDN",
            timestamp: Date.now(),
        };
        const game = prompt("你在玩啥呢？", body.gameName);
        if (game) {
            body.gameName = game;
            body.sig = getSig(encodeSearch(body), "t8yqYCqv68rKOwgPRUBv4Z2hS4kKajHc0yYzrXLf") //计算hmacsha1
            request("https://apis.imdodo.com/pc/games/setting/show", body);
        };
    });
    GM.registerMenuCommand("停止显示正在玩", async () => {
        const body = {
            uid: localStorage.uid,
            token: localStorage.token,
            clientType: 3,
            apikey: "9mEnDRJrkl6",
            timestamp: Date.now(),
        };
        body.sig = getSig(encodeSearch(body), "0ZFDcgZX9iigWbbzmHmqcMFFpZFZcrOu91TsRVCU") //计算hmacsha1
        request("https://apis.imdodo.com/pc/games/setting/show", body);
    });
})();