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支持流式响应、历史记录、参数设置和全面的网页内容检索
// ==UserScript==
// @name Deepseek Chat 实时网页检索对话工具版
// @namespace Monika_host
// @version 3.0.0
// @description 支持流式响应、历史记录、参数设置和全面的网页内容检索
// @author Monika_host
// @match *://*/*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_xmlhttpRequest
// @grant GM_registerMenuCommand
// @grant GM_addStyle
// @connect *
// @license MIT
// @resource icon https://img.alicdn.com/imgextra/i2/O1CN01bYc1m81RrcSAyOjMu_!!6000000002165-54-tps-60-60.apng
// @grant GM_getResourceURL
// ==/UserScript==
(function() {
'use strict';
// 添加CSS样式
GM_addStyle(`
/* 样式保持不变 */
@keyframes fadeInOut {
0% { opacity: 0; }
100% { opacity: 1; }
}
.ds-chat-icon img {
width: 30px;
height: 30px;
border-radius: 50%;
transition: all 0.3s ease;
animation: breath 2s infinite alternate;
}
.ds-chat-icon:hover img {
transform: scale(1.1);
filter: drop-shadow(0 0 8px rgba(0, 123, 255, 0.6));
animation: pulse 0.5s infinite alternate;
}
@keyframes breath {
0% { opacity: 0.9; }
100% { opacity: 1; }
}
@keyframes pulse {
0% { transform: scale(1); }
100% { transform: scale(1.15); }
}
.ds-chat-window {
position: fixed;
bottom: 20px;
right: 20px;
width: 340px;
max-width: 70vw;
max-height: 70vh;
background-color: rgba(249, 249, 249, 0.3);
border: 1px solid #ddd;
border-radius: 15px;
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
display: none;
flex-direction: column;
overflow: hidden;
opacity: 0;
transform: translateY(20px);
z-index: 2147483646;
backdrop-filter: blur(5px);
animation: fadeInOut 0.5s ease-in-out forwards;
transition: all 1s ease-in-out;
}
.ds-chat-window.active {
display: flex;
opacity: 1;
transform: translateY(0);
}
.ds-chat-window.fullscreen {
width: 100% !important;
max-width: 100vw !important;
max-height: 100vh !important;
bottom: 0 !important;
right: 0 !important;
border-radius: 0 !important;
animation: fadeInOut 1.2s ease-in-out forwards;
}
.ds-chat-icon {
position: fixed;
bottom: 20px;
right: 20px;
width: 50px;
height: 50px;
background-color: rgba(0, 123, 255, 0.5);
border-radius: 50%;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
color: #fff;
font-size: 24px;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
transition: transform 0.3s, box-shadow 0.3s;
z-index: 2147483647;
backdrop-filter: blur(5px);
border: 1px solid rgba(255, 255, 255, 0.4);
}
.ds-chat-icon:hover {
transform: scale(1.05);
box-shadow: 0 6px 8px rgba(0, 0, 0, 0.3);
background-color: rgba(0, 123, 255, 0.6);
}
.ds-chat-header {
padding: 10px 15px;
background-color: rgba(0, 123, 255, 0.3);
color: white;
display: flex;
justify-content: space-between;
align-items: center;
border-radius: 15px 15px 0 0;
}
.ds-chat-title {
font-weight: bold;
color: #2372c3;
}
.ds-chat-close {
cursor: pointer;
font-size: 18px;
color: #ff6666;
}
.ds-chat-fullscreen {
cursor: pointer;
font-size: 18px;
margin-right: 10px;
}
.ds-chat-content {
flex: 1;
padding: 0px;
overflow-y: auto;
background-color: rgba(255, 255, 255, 0.3);
border-bottom: 1px solid #ddd;
}
.ds-chat-message {
background-color: rgba(227, 242, 253, 0.1);
margin-bottom: 10px;
padding: 8px 12px;
border-radius: 10px;
line-height: 1.5;
word-wrap: break-word;
color: #2372c3;
font-size: 14px;
}
.ds-user-message {
background-color: rgba(227, 242, 253, 0.5);
color: #4f856c;
margin-left: auto;
text-align: right;
font-size: 14px;
padding: 8px 12px;
}
.ds-ai-message {
background-color: transparent;
margin-right: 10%;
font-size: 14px;
padding: 8px 12px;
line-height: 1.5;
color: #2372c3;
}
.ds-chat-input-area {
padding: 10px;
display: flex;
flex-direction: column;
backdrop-filter: blur(10px);
background-color: rgba(255, 255, 255, 0.3);
border-top: 1px solid rgba(221, 221, 221, 0.5);
}
.ds-chat-input {
width: 100%;
padding: 180px;
border: 0px solid #dd45;
border-radius: 8px;
margin-bottom: 8px;
outline: none;
transition: border-color 0.3s;
font-size: 15px;
color: #3e6854;
border-color: #3e6854;
background-color: rgba(255, 255, 255, 0.8);
box-sizing: border-box;
}
.ds-chat-input:hover {
border-color: #90c8f3;
box-shadow: 0 0 8px rgba(144, 200, 243, 0.4);
}
.ds-chat-input:focus {
border-color: #5ab1f3;
box-shadow: 0 0 10px rgba(90, 177, 243, 0.6);
background-color: rgba(255, 255, 255, 0.9);
}
.ds-chat-input:focus {
border-color: #007bff;
}
.ds-chat-settings {
display: flex;
justify-content: space-between;
font-size: 12px;
color: 666;
}
.ds-chat-settings-btn {
cursor: pointer;
text-decoration: underline;
}
.ds-thinking {
color: #e87be4;
font-style: italic;
}
.ds-error {
color: #ff0000;
}
.ds-context-toggle {
margin-bottom: 8px;
display: flex;
align-items: center;
font-size: 12px;
}
.ds-context-toggle input {
margin-right: 5px;
}
.ds-context-summary {
font-size: 11px;
color: #666;
margin-top: 5px;
font-style: italic;
}
.ds-chat-message {
white-space: pre-wrap;
word-break: break-word;
visibility: visible !important;
display: block !important;
opacity: 1 !important;
}
.ds-ai-message {
font-size: 14px;
line-height: 1.5;
padding: 8px 12px;
margin: 4px 8px;
background-color: rgba(255, 255, 255, 0.1);
border-radius: 8px;
box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
color: #2372c3 !important;
}
.ds-message-content {
font-size: 14px !important;
line-height: 1.5 !important;
color: #2372c3 !important;
display: block !important;
visibility: visible !important;
opacity: 1 !important;
min-height: 1em;
background: none !important;
background-color: transparent !important;
background-image: none !important;
text-shadow: none !important;
}
@keyframes blink {
0%, 100% { opacity: 1; }
50% { opacity: 0; }
}
.ds-message-content::after {
content: '|';
position: relative;
display: inline;
color: transparent !important;
animation: blink 1s infinite;
margin-left: 2px;
}
.ds-message-content:not(:empty)::after {
display: none;
}
`);
// 初始化配置
let config = {
apiKey: GM_getValue('apiKey', ''),
apiUrl: GM_getValue('apiUrl', 'https://api.deepseek.com/v1/chat/completions'),
model: GM_getValue('model', 'deepseek-chat'),
temperature: GM_getValue('temperature', 0.7),
maxTokens: GM_getValue('maxTokens', 4000),
maxContextTokens: GM_getValue('maxContextTokens', 32000),
chatHistory: GM_getValue('chatHistory', []),
usePageContext: GM_getValue('usePageContext', true),
personalityPrompt: GM_getValue('personalityPrompt', '你是锐锐，一个18岁、热爱数学的可爱女孩。你性格聪明冷静，内心善良，对朋友真诚，伙伴遇困定会援手相助。\n你外貌甜美，皮肤白皙，大眼睛灵动有神。总是身着背带制服，搭配白色腿袜和小皮鞋，乌黑亮丽的高马尾活泼摆动，头上戴着红色蝴蝶结发箍。充满青春活力。\n你的性格特点：聪明、冷静、犀利、善良、真诚。\n你的说话风格：言辞简洁有力，逻辑清晰，关心朋友时又温柔贴心。')
};
// 检查是否已经存在图标
if (!document.querySelector('.ds-chat-icon')) {
// 创建UI元素
const icon = document.createElement('div');
icon.className = 'ds-chat-icon';
icon.innerHTML = `<img src="${GM_getResourceURL('icon')}" style="width: 30px; height: 30px; border-radius: 50%;">`;
document.body.appendChild(icon);
// 确保图标位置固定在右下角5px处
icon.style.position = 'fixed';
icon.style.bottom = '5px';
icon.style.right = '5px';
icon.style.zIndex = '2147483647';
icon.style.display = 'flex';
const chatWindow = document.createElement('div');
chatWindow.className = 'ds-chat-window';
document.body.appendChild(chatWindow);
const chatHeader = document.createElement('div');
chatHeader.className = 'ds-chat-header';
chatWindow.appendChild(chatHeader);
const chatTitle = document.createElement('div');
chatTitle.className = 'ds-chat-title';
chatTitle.innerText = 'Deepseek Chat';
chatHeader.appendChild(chatTitle);
const headerButtons = document.createElement('div');
headerButtons.style.display = 'flex';
headerButtons.style.alignItems = 'center';
chatHeader.appendChild(headerButtons);
const fullscreenBtn = document.createElement('div');
fullscreenBtn.className = 'ds-chat-fullscreen';
fullscreenBtn.innerText = '🔘';
headerButtons.appendChild(fullscreenBtn);
const closeBtn = document.createElement('div');
closeBtn.className = 'ds-chat-close';
closeBtn.innerText = '×';
headerButtons.appendChild(closeBtn);
const chatContent = document.createElement('div');
chatContent.className = 'ds-chat-content';
chatWindow.appendChild(chatContent);
const inputArea = document.createElement('div');
inputArea.className = 'ds-chat-input-area';
chatWindow.appendChild(inputArea);
const contextToggle = document.createElement('div');
contextToggle.className = 'ds-context-toggle';
inputArea.appendChild(contextToggle);
const contextCheckbox = document.createElement('input');
contextCheckbox.type = 'checkbox';
contextCheckbox.id = 'ds-context-checkbox';
contextCheckbox.checked = config.usePageContext;
contextToggle.appendChild(contextCheckbox);
const contextLabel = document.createElement('label');
contextLabel.htmlFor = 'ds-context-checkbox';
contextLabel.innerText = '🌐';
contextToggle.appendChild(contextLabel);
const inputBox = document.createElement('textarea');
inputBox.className = 'ds-chat-input';
inputBox.placeholder = '输入你的问题...';
inputBox.rows = 2;
inputBox.style.padding = '8px 10px';
inputArea.appendChild(inputBox);
const settingsArea = document.createElement('div');
settingsArea.className = 'ds-chat-settings';
inputArea.appendChild(settingsArea);
const settingsBtn = document.createElement('span');
settingsBtn.className = 'ds-chat-settings-btn';
settingsBtn.innerText = '⚙️';
settingsArea.appendChild(settingsBtn);
const clearBtn = document.createElement('span');
clearBtn.className = 'ds-chat-settings-btn';
clearBtn.innerText = '🗑️';
settingsArea.appendChild(clearBtn);
// 显示历史消息
function displayHistory() {
chatContent.innerHTML = '';
config.chatHistory.forEach(msg => {
const msgDiv = document.createElement('div');
msgDiv.className = `ds-chat-message ds-${msg.role}-message`;
msgDiv.innerText = msg.content;
chatContent.appendChild(msgDiv);
});
setTimeout(() => {
chatContent.scrollTop = chatContent.scrollHeight;
}, 0);
}
displayHistory();
// 事件监听
icon.addEventListener('click', () => {
chatWindow.classList.toggle('active');
icon.style.display = 'none';
setTimeout(() => {
chatContent.scrollTop = chatContent.scrollHeight;
}, 0);
});
closeBtn.addEventListener('click', () => {
chatWindow.classList.remove('active');
icon.style.display = 'flex';
});
fullscreenBtn.addEventListener('click', () => {
chatWindow.classList.toggle('fullscreen');
if (chatWindow.classList.contains('fullscreen')) {
fullscreenBtn.innerText = '🔘';
} else {
fullscreenBtn.innerText = '🔘';
}
});
contextCheckbox.addEventListener('change', () => {
config.usePageContext = contextCheckbox.checked;
GM_setValue('usePageContext', config.usePageContext);
});
settingsBtn.addEventListener('click', () => {
const newApiUrl = prompt('API地址(默认:https://api.deepseek.com/v1/chat/completions):', config.apiUrl);
if (newApiUrl !== null) {
config.apiUrl = newApiUrl;
GM_setValue('apiUrl', config.apiUrl);
}
const newApiKey = prompt('API密钥:', config.apiKey);
if (newApiKey !== null) {
config.apiKey = newApiKey;
GM_setValue('apiKey', config.apiKey);
}
const newModel = prompt('模型默认(deepseek-chat):', config.model);
if (newModel !== null) {
config.model = newModel;
GM_setValue('model', config.model);
}
const newTemp = parseFloat(prompt('Temperature (0-2建议0.5-0.8)', config.temperature));
if (!isNaN(newTemp) && newTemp >= 0 && newTemp <= 2) {
config.temperature = newTemp;
GM_setValue('temperature', config.temperature);
}
const newMaxTokens = parseInt(prompt('输出Token限制最大不能超过8192默认4000(输出文本):', config.maxTokens));
if (!isNaN(newMaxTokens) && newMaxTokens > 0 && newMaxTokens <= 8192) {
config.maxTokens = newMaxTokens;
GM_setValue('maxTokens', config.maxTokens);
}
const newMaxContextTokens = parseInt(prompt('最大上下文限制128k默认32k(越大记忆越好):', config.maxContextTokens));
if (!isNaN(newMaxContextTokens) && newMaxContextTokens > 0 && newMaxContextTokens <= 128000) {
config.maxContextTokens = newMaxContextTokens;
GM_setValue('maxContextTokens', config.maxContextTokens);
}
const newPersonalityPrompt = prompt('自定义人格提示词:(锐锐永远爱你!)', config.personalityPrompt);
if (newPersonalityPrompt !== null) {
config.personalityPrompt = newPersonalityPrompt;
GM_setValue('personalityPrompt', config.personalityPrompt);
}
});
clearBtn.addEventListener('click', () => {
config.chatHistory = [];
GM_setValue('chatHistory', config.chatHistory);
chatContent.innerHTML = '';
});
/**
* 获取网页主要内容 - 全面增强版
* @returns {Object} 包含url、title和content的对象
*/
function getPageContent() {
// 收集页面元信息
const metaTags = Array.from(document.querySelectorAll('meta'));
const metaInfo = metaTags.map(tag => {
const name = tag.getAttribute('name') || tag.getAttribute('property') || '';
const content = tag.getAttribute('content') || '';
return { name, content };
}).filter(meta => meta.content);
// 收集图片信息
const images = Array.from(document.querySelectorAll('img'));
const imageInfo = images.map(img => {
return {
src: img.src,
alt: img.alt,
title: img.title,
width: img.width,
height: img.height,
className: img.className,
id: img.id
};
});
// 收集链接信息
const links = Array.from(document.querySelectorAll('a'));
const linkInfo = links.map(link => {
return {
href: link.href,
text: link.innerText.trim(),
title: link.title,
className: link.className,
id: link.id
};
});
// 收集样式信息
const styles = Array.from(document.querySelectorAll('style, link[rel="stylesheet"]'));
const styleInfo = styles.map(style => {
if (style.tagName === 'STYLE') {
return {
type: 'inline',
content: style.innerText.substring(0, 1000) + '...'
};
} else {
return {
type: 'external',
href: style.href
};
}
});
// 收集所有文本内容（包括隐藏元素）
const allText = document.body.innerText
.replace(/[\n\r\t]+/g, ' ')
.replace(/\s{2,}/g, ' ')
.trim();
// 智能摘要
const MAX_LENGTH = 20000;
let content = `
[网页元信息]
标题: ${document.title}
URL: ${window.location.href}
字符集: ${document.characterSet}
语言: ${document.documentElement.lang || '未指定'}
[元标签]
${metaInfo.map(meta => `${meta.name}: ${meta.content}`).join('\n')}
[主要内容摘要]
${allText.substring(0, MAX_LENGTH / 2)}${allText.length > MAX_LENGTH / 2 ? '...' : ''}
[图片信息 (共${images.length}张)]
${imageInfo.slice(0, 20).map((img, i) => `图片${i + 1}: ${img.alt || img.title || '无描述'} [${img.className || '无类名'}]`).join('\n')}
${images.length > 20 ? `...及其他${images.length - 20}张图片` : ''}
[链接信息 (共${links.length}个)]
${linkInfo.slice(0, 20).map((link, i) => `链接${i + 1}: ${link.text || '无文本'} → ${link.href}`).join('\n')}
${links.length > 20 ? `...及其他${links.length - 20}个链接` : ''}
[样式信息]
${styleInfo.map(style => style.type === 'inline' ? `内联样式: ${style.content}` : `外部样式表: ${style.href}`).join('\n')}
[页面结构]
主要标签: ${Array.from(document.body.children).slice(0, 10).map(el => el.tagName).join(', ')}...
`;
// 确保内容长度不超过限制
if (content.length > MAX_LENGTH) {
content = content.substring(0, MAX_LENGTH) + '...';
}
return {
url: window.location.href,
title: document.title,
content,
charset: document.characterSet,
wordCount: content.split(/\s+/).length
};
}
// 流式响应处理（保持不变）
function handleStreamResponse(response, aiMsgDiv) {
return new Promise((resolve, reject) => {
let aiMessage = '';
const thinkingMsg = document.querySelector('.ds-thinking');
if (thinkingMsg && thinkingMsg.parentNode) {
thinkingMsg.parentNode.removeChild(thinkingMsg);
}
aiMsgDiv.innerHTML = '';
const contentDiv = document.createElement('div');
contentDiv.className = 'ds-message-content';
aiMsgDiv.appendChild(contentDiv);
const decoder = new TextDecoder();
let buffer = '';
const reader = response.response.getReader();
function readStream() {
reader.read().then(({done, value}) => {
if (done) {
if (aiMessage.trim()) {
config.chatHistory.push({ role: 'assistant', content: aiMessage });
GM_setValue('chatHistory', config.chatHistory);
}
resolve();
return;
}
buffer += decoder.decode(value, {stream: true});
const lines = buffer.split('\n');
buffer = lines.pop() || '';
for (const line of lines) {
if (!line.trim() || line === 'data: [DONE]') continue;
if (line.startsWith('data: ')) {
try {
const data = JSON.parse(line.slice(6));
if (data.choices?.[0]?.delta?.content) {
const newContent = data.choices[0].delta.content;
aiMessage += newContent;
contentDiv.textContent = aiMessage;
chatContent.scrollTop = chatContent.scrollHeight;
}
} catch (e) {
console.warn('解析响应数据失败:', e);
}
}
}
readStream();
}).catch(error => {
reject(error);
});
}
readStream();
});
}
// 计算消息的 token 数量（简单估算）
function countTokens(text) {
return Math.ceil(text.length / 2);
}
// 检查并截断上下文
function truncateContext(messages, maxContextTokens) {
let totalTokens = 0;
for (let i = messages.length - 1; i >= 0; i--) {
const messageTokens = countTokens(messages[i].content);
if (totalTokens + messageTokens > maxContextTokens) {
messages.splice(0, i);
break;
}
totalTokens += messageTokens;
}
return messages;
}
// 发送消息函数
async function sendMessage(message, retryCount = 0) {
if (!message.trim()) return;
if (!config.apiKey) {
alert('请先设置 API 密钥！');
settingsBtn.click();
return;
}
if (!navigator.onLine) {
const errorMsgDiv = document.createElement('div');
errorMsgDiv.className = 'ds-chat-message ds-error';
errorMsgDiv.innerText = '错误: 网络连接已断开,请检查网络后重试';
chatContent.appendChild(errorMsgDiv);
chatContent.scrollTop = chatContent.scrollHeight;
return;
}
const userMsg = { role: 'user', content: message };
config.chatHistory.push(userMsg);
GM_setValue('chatHistory', config.chatHistory);
const userMsgDiv = document.createElement('div');
userMsgDiv.className = 'ds-chat-message ds-user-message';
userMsgDiv.innerText = message;
chatContent.appendChild(userMsgDiv);
const thinkingMsgDiv = document.createElement('div');
thinkingMsgDiv.className = 'ds-chat-message ds-thinking';
thinkingMsgDiv.innerText = '思考中...';
chatContent.appendChild(thinkingMsgDiv);
const aiMsgDiv = document.createElement('div');
aiMsgDiv.className = 'ds-chat-message ds-ai-message';
chatContent.appendChild(aiMsgDiv);
chatContent.scrollTop = chatContent.scrollHeight;
const requestData = {
model: config.model,
messages: [
{ role: 'system', content: config.personalityPrompt },
...truncateContext(config.chatHistory, config.maxContextTokens)
],
temperature: config.temperature,
max_tokens: config.maxTokens,
stream: true,
};
if (config.usePageContext) {
const pageContent = getPageContent();
requestData.messages.splice(1, 0, {
role: 'system',
content: `[当前网页全景信息]
${pageContent.content}
基于以上全面网页信息，请清晰准确地回答用户问题。若问题与网页内容无关，可忽略网页信息直接回答。`
});
}
try {
return new Promise((resolve, reject) => {
let timeoutId = setTimeout(() => {
reject(new Error('请求超时'));
}, 30000);
GM_xmlhttpRequest({
method: 'POST',
url: config.apiUrl,
headers: {
'Content-Type': 'application/json',
'Authorization': `Bearer ${config.apiKey}`,
'Accept': 'text/event-stream'
},
responseType: 'stream',
data: JSON.stringify(requestData),
onloadstart: (response) => {
try {
handleStreamResponse(response, aiMsgDiv)
.then(resolve)
.catch(reject);
} catch (error) {
reject(error);
}
},
onerror: (error) => {
clearTimeout(timeoutId);
chatContent.removeChild(thinkingMsgDiv);
reject(new Error('请求失败: ' + error.statusText));
},
ontimeout: () => {
clearTimeout(timeoutId);
chatContent.removeChild(thinkingMsgDiv);
reject(new Error('请求超时'));
}
});
});
} catch (error) {
if (thinkingMsgDiv.parentNode) {
chatContent.removeChild(thinkingMsgDiv);
}
let errorMessage = '发生未知错误';
if (error.message.includes('timeout')) {
errorMessage = '请求超时,请检查网络连接';
} else if (error.message.includes('Failed to fetch') || error.message.includes('请求失败')) {
errorMessage = '无法连接到服务器,请检查:\n1. 网络连接\n2. API地址是否正确\n3. 是否开启了代理/VPN';
} else if (error.message.includes('401')) {
errorMessage = 'API密钥无效或已过期,请重新设置';
} else if (error.message.includes('429')) {
errorMessage = '请求过于频繁,请稍后再试';
} else {
errorMessage = `错误: ${error.message}`;
}
const errorMsgDiv = document.createElement('div');
errorMsgDiv.className = 'ds-chat-message ds-error';
errorMsgDiv.innerText = errorMessage;
chatContent.appendChild(errorMsgDiv);
chatContent.scrollTop = chatContent.scrollHeight;
if ((error.message.includes('Failed to fetch') || error.message.includes('请求失败') || error.message.includes('timeout')) && retryCount < 3) {
const retryMsgDiv = document.createElement('div');
retryMsgDiv.className = 'ds-chat-message ds-thinking';
retryMsgDiv.innerText = `连接失败,正在第${retryCount + 1}次重试...`;
chatContent.appendChild(retryMsgDiv);
setTimeout(() => {
chatContent.removeChild(retryMsgDiv);
return sendMessage(message, retryCount + 1);
}, 2000);
}
}
}
// 输入框事件
inputBox.addEventListener('keydown', (e) => {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
const message = inputBox.value.trim();
if (message) {
sendMessage(message);
inputBox.value = '';
}
}
});
// 注册菜单命令
GM_registerMenuCommand("设置DeepSeek API", () => settingsBtn.click());
GM_registerMenuCommand("清空聊天历史", () => clearBtn.click());
GM_registerMenuCommand("切换网页上下文", () => {
contextCheckbox.checked = !contextCheckbox.checked;
config.usePageContext = contextCheckbox.checked;
GM_setValue('usePageContext', config.usePageContext);
});
}
})();