// ==UserScript==
// @name         Tieba百度贴吧楼中楼(回复楼)的楼主标识
// @namespace    http://nickdoth.cc/
// @version      0.4.0
// @description  在贴吧楼中楼回复者中标识出楼主，效果类似手机版
// @compatible   chrome
// @compatible   firefox
// @compatible   safari
// @license      MIT
// @author       nickdoth
// @match        http://tieba.baidu.com/p/*
// @match        https://tieba.baidu.com/p/*
// @grant        unsafeWindow
// @downloadURL none
// ==/UserScript==

// MIT License
//
// Copyright (c) 2020 nickdoth
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

(function() {
    'use strict';

    // Sheet
    var styleEl = unsafeWindow.document.createElement('style');
    unsafeWindow.document.head.appendChild(styleEl);
    var sheet = styleEl.sheet;

    var loaded = false;
    var cb = () => {
        if (loaded) { return; }
        const un = unsafeWindow.PageData.thread.author;
        const qDataField = `[data-field*="${un}"]`;
        const result = [ ...document.querySelectorAll(qDataField) ].map(el => eval(`(${el.dataset.field})`));
        const portrait = result.filter(data => data.un === un).map(data => data.id)[0] ||
              result.filter(data => data.user_name === un).map(data => data.portrait)[0];

        if (!portrait) {
            setTimeout(cb, 512);
            return;
        }

        sheet.insertRule(`a.at[username="${unsafeWindow.PageData.thread.author}"]:after, a.at[data-field*="${portrait}"]:after, a.at[portrait="${portrait}"]:after {
            content: "楼主";
            background: #17a;
            color: #fff;
            border: 1px transparent solid;
            border-radius: 5px;
            padding: 2px 4px;
            margin-left: 1px;
            margin-right: 1px;
            font-size: 12px;
        }`, 0);

        loaded = true;

    };

    cb();

})();