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NodeSeek 帖子后台打开

在后台新窗口打开 NodeSeek 帖子标题，可配置状态显示

// ==UserScript==
// @name         NodeSeek 帖子后台打开
// @version      1.7.0
// @description  在后台新窗口打开 NodeSeek 帖子标题，可配置状态显示
// @match        https://www.nodeseek.com/*
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_registerMenuCommand
// @license      MIT
// @author       Gh0st&Claude
// @namespace https://greasyfork.org/users/118214
// ==/UserScript==

/*
MIT License

Copyright (c) Gh0st&Claude

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';

    // 配置常量
    const CONFIG = {
        DEFAULT_ENABLED: true,
        DEFAULT_STATUS_VISIBLE: true,
        DEBOUNCE_DELAY: 300,
        STATUS_STYLES: {
            position: 'fixed',
            bottom: '20px',
            right: '20px',
            backgroundColor: 'rgba(0,0,0,0.7)',
            color: 'white',
            padding: '10px',
            borderRadius: '5px',
            zIndex: '9999',
            cursor: 'pointer',
            display: 'none'
        }
    };

    // 国际化文本
    const I18N = {
        'zh-CN': {
            backgroundOpenEnabled: '后台打开：开启',
            backgroundOpenDisabled: '后台打开：关闭'
        },
        'en-US': {
            backgroundOpenEnabled: 'Background Open: ON',
            backgroundOpenDisabled: 'Background Open: OFF'
        }
    };

    // 日志工具
    const Logger = {
        log: (message) => {
            if (GM_getValue('debugMode', false)) {
                console.log(`[NodeSeek脚本] ${message}`);
            }
        },
        error: (message) => {
            console.error(`[NodeSeek脚本] ${message}`);
        }
    };

    // 创建状态显示元素
    const statusElement = document.createElement('div');
    Object.assign(statusElement.style, CONFIG.STATUS_STYLES);
    document.body.appendChild(statusElement);

    // 获取本地化文本
    function getLocalizedText(key, lang = 'zh-CN') {
        return I18N[lang][key];
    }

    // 安全打开链接
    function safeOpenLink(url) {
        try {
            const sanitizedUrl = new URL(url, 'https://www.nodeseek.com').href;
            window.open(sanitizedUrl, '_blank', 'noopener,noreferrer');
        } catch (error) {
            Logger.error('打开链接失败: ' + error);
        }
    }

    // 检查后台打开是否启用
    function isBackgroundOpenEnabled() {
        return GM_getValue('backgroundOpenEnabled', CONFIG.DEFAULT_ENABLED);
    }

    // 更新状态显示
    function updateStatusDisplay() {
        const isEnabled = isBackgroundOpenEnabled();
        const isStatusVisible = GM_getValue('statusVisible', CONFIG.DEFAULT_STATUS_VISIBLE);

        statusElement.textContent = isEnabled
            ? getLocalizedText('backgroundOpenEnabled')
            : getLocalizedText('backgroundOpenDisabled');

        statusElement.style.backgroundColor = isEnabled
            ? 'rgba(0,128,0,0.7)'
            : 'rgba(255,0,0,0.7)';

        statusElement.style.display = isStatusVisible ? 'block' : 'none';
    }

    // 切换后台打开功能
    function toggleBackgroundOpen() {
        const currentState = isBackgroundOpenEnabled();
        GM_setValue('backgroundOpenEnabled', !currentState);
        updateStatusDisplay();
        setupEventDelegation();
    }

    // 切换状态显示
    function toggleStatusVisibility() {
        const currentVisibility = GM_getValue('statusVisible', CONFIG.DEFAULT_STATUS_VISIBLE);
        GM_setValue('statusVisible', !currentVisibility);
        updateStatusDisplay();
    }

    // 事件委托处理链接
    function setupEventDelegation() {
        const containerSelectors = [
            '.thread-list',
            '.post-list',
            '.main-content'
        ];

        containerSelectors.forEach(selector => {
            const container = document.querySelector(selector);
            if (container) {
                // 移除旧的事件监听器
                container.removeEventListener('click', handleContainerClick);
                // 添加新的事件监听器
                container.addEventListener('click', handleContainerClick);
            }
        });
    }

    // 容器点击事件处理
    function handleContainerClick(event) {
        if (!isBackgroundOpenEnabled()) return;

        const link = event.target.closest('a.thread-title, .thread-list-title a, .post-title a');
        if (link) {
            const href = link.getAttribute('href');
            if (!href) return;

            event.preventDefault();
            event.stopPropagation();
            safeOpenLink(href);
        }
    }

    // 防抖函数
    function debounce(func, delay) {
        let timeoutId;
        return function() {
            const context = this;
            const args = arguments;
            clearTimeout(timeoutId);
            timeoutId = setTimeout(() => func.apply(context, args), delay);
        };
    }

    // 注册菜单命令
    GM_registerMenuCommand('切换后台打开开关', toggleBackgroundOpen);
    GM_registerMenuCommand('切换状态显示', toggleStatusVisibility);

    // 状态元素点击事件
    statusElement.addEventListener('click', toggleBackgroundOpen);

    // 初始化
    function init() {
        updateStatusDisplay();
        setupEventDelegation();

        // 使用节流的 MutationObserver
        const debouncedSetupEventDelegation = debounce(setupEventDelegation, CONFIG.DEBOUNCE_DELAY);
        const observer = new MutationObserver(debouncedSetupEventDelegation);

        const observerTargets = document.querySelectorAll(
            '.thread-list, .post-list, .main-content'
        );

        observerTargets.forEach(target => {
            observer.observe(target, {
                childList: true,
                subtree: true
            });
        });

        // 页面加载完成后再次处理
        window.addEventListener('load', setupEventDelegation);
    }

    // 启动脚本
    init();
})();