// ==UserScript==
// @name         XY助手脚本
// @namespace    http://tampermonkey.net/
// @version      2.0
// @description  双击复制网页内容 + XY自动提交表单
// @author       You
// @match        *://*/*
// @match        https://hw.jst2024.cn/web/2024/*
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function() {
    'use strict';

    // 屏蔽所有弹窗
    window.alert = function() { return true; };
    window.confirm = function() { return true; };
    window.prompt = function() { return ''; };
    window.onbeforeunload = null;
    window.onunload = null;

    // 脚本开关状态（从缓存读取）
    let copyEnabled = localStorage.getItem('copyEnabled') !== 'false';
    let xyScriptEnabled = localStorage.getItem('xyScriptEnabled') !== 'false';
    let isXYSite = window.location.href.includes('hw.jst2024.cn');
    
    // 创建统一控制框
    function createControlBox() {
        if (document.getElementById('unified-control-box')) {
            return;
        }

        const controlBox = document.createElement('div');
        controlBox.id = 'unified-control-box';
        controlBox.style.cssText = 'position:fixed;top:10px;right:10px;background:#fff;border:1px solid #ccc;padding:5px;z-index:999999;';
        
        controlBox.innerHTML = `
            <div>
                <button id="toggle-copy-btn" style="margin-right:5px;">${copyEnabled ? '关闭复制' : '开启复制'}</button>
                <span id="copy-status">${copyEnabled ? '复制开' : '复制关'}</span>
            </div>
            ${isXYSite ? `
            <div style="margin-top:5px;">
                <button id="toggle-xy-btn" style="margin-right:5px;">${xyScriptEnabled ? '停止XY' : '启动XY'}</button>
                <span id="xy-status">${xyScriptEnabled ? '运行中' : '已停止'}</span>
                <div id="current-status" style="font-size:12px;color:#666;">监控中</div>
            </div>` : ''}
        `;
        
        document.body.appendChild(controlBox);
        
        // 绑定复制功能开关
        const toggleCopyBtn = document.getElementById('toggle-copy-btn');
        const copyStatus = document.getElementById('copy-status');
        toggleCopyBtn.addEventListener('click', function(e) {
            e.stopPropagation();
            copyEnabled = !copyEnabled;
            localStorage.setItem('copyEnabled', copyEnabled);
            toggleCopyBtn.textContent = copyEnabled ? '关闭复制' : '开启复制';
            copyStatus.textContent = copyEnabled ? '复制开' : '复制关';
        });
        
        // 绑定XY脚本开关
        if (isXYSite) {
            const toggleXYBtn = document.getElementById('toggle-xy-btn');
            const xyStatus = document.getElementById('xy-status');
            const currentStatus = document.getElementById('current-status');
            
            toggleXYBtn.addEventListener('click', function() {
                xyScriptEnabled = !xyScriptEnabled;
                localStorage.setItem('xyScriptEnabled', xyScriptEnabled);
                
                if (xyScriptEnabled) {
                    toggleXYBtn.textContent = '停止XY';
                    xyStatus.textContent = '运行中';
                    currentStatus.textContent = '监控中';
                } else {
                    toggleXYBtn.textContent = '启动XY';
                    xyStatus.textContent = '已停止';
                    currentStatus.textContent = '已暂停';
                }
            });
        }
    }

    // 复制文本到剪贴板
    async function copyToClipboard(text) {
        try {
            // 优先使用现代 Clipboard API
            if (navigator.clipboard && window.isSecureContext) {
                await navigator.clipboard.writeText(text);
                return true;
            } else {
                // 降级方案：使用 execCommand
                const textArea = document.createElement('textarea');
                textArea.value = text;
                textArea.style.position = 'fixed';
                textArea.style.left = '-999999px';
                textArea.style.top = '-999999px';
                document.body.appendChild(textArea);
                textArea.focus();
                textArea.select();
                
                const result = document.execCommand('copy');
                document.body.removeChild(textArea);
                return result;
            }
        } catch (err) {
            console.error('复制失败:', err);
            return false;
        }
    }

    // 获取选中的文本
    function getSelectedText() {
        const selection = window.getSelection();
        return selection.toString().trim();
    }

    // XY脚本：自动填写并提交表单
    function autoFillAndSubmit() {
        if (!xyScriptEnabled || !isXYSite) return;
        
        const currentStatus = document.getElementById('current-status');
        if (currentStatus) currentStatus.textContent = '填写中';
        
        setTimeout(function() {
            try {
                var contentInput = document.querySelector('input[name="content"]');
                if (contentInput) {
                    if (currentStatus) currentStatus.textContent = '提交中';
                    
                    contentInput.value = '1';
                    contentInput.setAttribute('value', '1');
                    
                    contentInput.dispatchEvent(new Event('input', { bubbles: true }));
                    contentInput.dispatchEvent(new Event('change', { bubbles: true }));
                    
                    setTimeout(function() {
                        var form = document.querySelector('form');
                        if (form) {
                            try {
                                var formData = new FormData(form);
                                formData.set('content', '1');
                                
                                fetch(form.action || window.location.href, {
                                    method: 'POST',
                                    body: formData,
                                    keepalive: true
                                }).catch(function() {});
                                
                                setTimeout(function() {
                                    try {
                                        var submitBtn = document.querySelector('input[type="submit"]');
                                        if (submitBtn) {
                                            submitBtn.click();
                                            if (currentStatus) currentStatus.textContent = '完成';
                                        }
                                    } catch (e) {}
                                }, 50);
                                
                            } catch (e) {}
                        }
                    }, 50);
                }
            } catch (error) {}
        }, 200);
    }

    // 处理双击事件
    function handleDoubleClick(event) {
        if (!copyEnabled) return;
        
        // 避免在输入框等表单元素中触发
        const tagName = event.target.tagName.toLowerCase();
        if (['input', 'textarea', 'select'].includes(tagName)) {
            return;
        }
        
        if (event.target.closest('#unified-control-box')) {
            return;
        }
        
        // 获取双击位置的文本
        setTimeout(() => {
            const selectedText = getSelectedText();
            
            if (selectedText.length > 0) {
                copyToClipboard(selectedText);
            } else {
                const range = document.caretRangeFromPoint(event.clientX, event.clientY);
                if (range) {
                    const textNode = range.startContainer;
                    if (textNode.nodeType === Node.TEXT_NODE) {
                        const text = textNode.textContent;
                        const start = range.startOffset;
                        const end = range.endOffset;
                        
                        let wordStart = start;
                        let wordEnd = end;
                        
                        while (wordStart > 0 && /\w/.test(text[wordStart - 1])) {
                            wordStart--;
                        }
                        
                        while (wordEnd < text.length && /\w/.test(text[wordEnd])) {
                            wordEnd++;
                        }
                        
                        const word = text.substring(wordStart, wordEnd).trim();
                        if (word.length > 0) {
                            copyToClipboard(word);
                        }
                    }
                }
            }
        }, 10);
    }

    // XY脚本：等待页面加载
    function waitForXYPage() {
        if (!document.getElementById('unified-control-box')) {
            createControlBox();
        }
        
        if (isXYSite) {
            const currentStatus = document.getElementById('current-status');
            if (window.location.href.includes('private_edit.php')) {
                if (currentStatus) currentStatus.textContent = '编辑页';
                autoFillAndSubmit();
            } else {
                if (currentStatus) currentStatus.textContent = '监控中';
            }
        }
    }

    // 初始化脚本
    function initScript() {
        if (!document.getElementById('unified-control-box')) {
            createControlBox();
        }
        
        // 双击复制功能（所有网站）
        document.addEventListener('dblclick', handleDoubleClick);
        
        // XY脚本功能（仅在XY网站）
        if (isXYSite) {
            waitForXYPage();
            
            // 监听页面变化
            let lastUrl = location.href;
            new MutationObserver(() => {
                if (location.href !== lastUrl && location.href.includes('private_edit.php')) {
                    lastUrl = location.href;
                    setTimeout(autoFillAndSubmit, 200);
                }
            }).observe(document, {subtree: true, childList: true});
        }
    }

    // 页面加载完成后执行
    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', initScript);
    } else {
        initScript();
    }

})();