Files
AstrBot/dashboard/src/components/chat/MessageList.vue
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775 lines
22 KiB
Vue

<template>
<div class="messages-container" ref="messageContainer">
<!-- 聊天消息列表 -->
<div class="message-list">
<div class="message-item fade-in" v-for="(msg, index) in messages" :key="index">
<!-- 用户消息 -->
<div v-if="msg.content.type == 'user'" class="user-message">
<div class="message-bubble user-bubble" :class="{ 'has-audio': msg.content.audio_url }"
:style="{ backgroundColor: isDark ? '#2d2e30' : '#e7ebf4' }">
<pre
style="font-family: inherit; white-space: pre-wrap; word-wrap: break-word;">{{ msg.content.message }}</pre>
<!-- 图片附件 -->
<div class="image-attachments" v-if="msg.content.image_url && msg.content.image_url.length > 0">
<div v-for="(img, index) in msg.content.image_url" :key="index" class="image-attachment">
<img :src="img" class="attached-image" @click="$emit('openImagePreview', img)" />
</div>
</div>
<!-- 音频附件 -->
<div class="audio-attachment" v-if="msg.content.audio_url && msg.content.audio_url.length > 0">
<audio controls class="audio-player">
<source :src="msg.content.audio_url" type="audio/wav">
{{ t('messages.errors.browser.audioNotSupported') }}
</audio>
</div>
</div>
</div>
<!-- Bot Messages -->
<div v-else class="bot-message">
<v-avatar class="bot-avatar" size="36">
<v-progress-circular :index="index" v-if="isStreaming && index === messages.length - 1" indeterminate size="28"
width="2"></v-progress-circular>
<v-icon v-else-if="messages[index - 1]?.content.type !== 'bot'" size="64" color="#8fb6d2">mdi-star-four-points-small</v-icon>
</v-avatar>
<div class="bot-message-content">
<div class="message-bubble bot-bubble">
<!-- Text -->
<div v-if="msg.content.message && msg.content.message.trim()"
v-html="md.render(msg.content.message)" class="markdown-content"></div>
<!-- Image -->
<div class="embedded-images"
v-if="msg.content.embedded_images && msg.content.embedded_images.length > 0">
<div v-for="(img, imgIndex) in msg.content.embedded_images" :key="imgIndex"
class="embedded-image">
<img :src="img" class="bot-embedded-image"
@click="$emit('openImagePreview', img)" />
</div>
</div>
<!-- Audio -->
<div class="embedded-audio" v-if="msg.content.embedded_audio">
<audio controls class="audio-player">
<source :src="msg.content.embedded_audio" type="audio/wav">
{{ t('messages.errors.browser.audioNotSupported') }}
</audio>
</div>
</div>
<div class="message-actions">
<v-btn :icon="getCopyIcon(index)" size="small" variant="text" class="copy-message-btn"
:class="{ 'copy-success': isCopySuccess(index) }"
@click="copyBotMessage(msg.content.message, index)" :title="t('core.common.copy')" />
</div>
</div>
</div>
</div>
</div>
</div>
</template>
<script>
import { useI18n, useModuleI18n } from '@/i18n/composables';
import MarkdownIt from 'markdown-it';
import hljs from 'highlight.js';
import 'highlight.js/styles/github.css';
const md = new MarkdownIt({
html: false,
breaks: true,
linkify: true,
highlight: function (code, lang) {
if (lang && hljs.getLanguage(lang)) {
try {
return hljs.highlight(code, { language: lang }).value;
} catch (err) {
console.error('Highlight error:', err);
}
}
return hljs.highlightAuto(code).value;
}
});
export default {
name: 'MessageList',
props: {
messages: {
type: Array,
required: true
},
isDark: {
type: Boolean,
default: false
},
isStreaming: {
type: Boolean,
default: false
}
},
emits: ['openImagePreview'],
setup() {
const { t } = useI18n();
const { tm } = useModuleI18n('features/chat');
return {
t,
tm,
md
};
},
data() {
return {
copiedMessages: new Set(),
isUserNearBottom: true,
scrollThreshold: 1,
scrollTimer: null
};
},
mounted() {
this.initCodeCopyButtons();
this.initImageClickEvents();
this.addScrollListener();
this.scrollToBottom();
},
updated() {
this.initCodeCopyButtons();
this.initImageClickEvents();
if (this.isUserNearBottom) {
this.scrollToBottom();
}
},
methods: {
// 复制代码到剪贴板
copyCodeToClipboard(code) {
navigator.clipboard.writeText(code).then(() => {
console.log('代码已复制到剪贴板');
}).catch(err => {
console.error('复制失败:', err);
// 如果现代API失败,使用传统方法
const textArea = document.createElement('textarea');
textArea.value = code;
document.body.appendChild(textArea);
textArea.select();
try {
document.execCommand('copy');
console.log('代码已复制到剪贴板 (fallback)');
} catch (fallbackErr) {
console.error('复制失败 (fallback):', fallbackErr);
}
document.body.removeChild(textArea);
});
},
// 复制bot消息到剪贴板
copyBotMessage(message, messageIndex) {
// 获取对应的消息对象
const msgObj = this.messages[messageIndex].content;
let textToCopy = '';
// 如果有文本消息,添加到复制内容中
if (message && message.trim()) {
// 移除HTML标签,获取纯文本
const tempDiv = document.createElement('div');
tempDiv.innerHTML = message;
textToCopy = tempDiv.textContent || tempDiv.innerText || message;
}
// 如果有内嵌图片,添加说明
if (msgObj && msgObj.embedded_images && msgObj.embedded_images.length > 0) {
if (textToCopy) textToCopy += '\n\n';
textToCopy += `[包含 ${msgObj.embedded_images.length} 张图片]`;
}
// 如果有内嵌音频,添加说明
if (msgObj && msgObj.embedded_audio) {
if (textToCopy) textToCopy += '\n\n';
textToCopy += '[包含音频内容]';
}
// 如果没有任何内容,使用默认文本
if (!textToCopy.trim()) {
textToCopy = '[媒体内容]';
}
navigator.clipboard.writeText(textToCopy).then(() => {
console.log('消息已复制到剪贴板');
this.showCopySuccess(messageIndex);
}).catch(err => {
console.error('复制失败:', err);
// 如果现代API失败,使用传统方法
const textArea = document.createElement('textarea');
textArea.value = textToCopy;
document.body.appendChild(textArea);
textArea.select();
try {
document.execCommand('copy');
console.log('消息已复制到剪贴板 (fallback)');
this.showCopySuccess(messageIndex);
} catch (fallbackErr) {
console.error('复制失败 (fallback):', fallbackErr);
}
document.body.removeChild(textArea);
});
},
// 显示复制成功提示
showCopySuccess(messageIndex) {
this.copiedMessages.add(messageIndex);
// 2秒后移除成功状态
setTimeout(() => {
this.copiedMessages.delete(messageIndex);
}, 2000);
},
// 获取复制按钮图标
getCopyIcon(messageIndex) {
return this.copiedMessages.has(messageIndex) ? 'mdi-check' : 'mdi-content-copy';
},
// 检查是否为复制成功状态
isCopySuccess(messageIndex) {
return this.copiedMessages.has(messageIndex);
},
// 获取复制图标SVG
getCopyIconSvg() {
return '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"></rect><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"></path></svg>';
},
// 获取成功图标SVG
getSuccessIconSvg() {
return '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><polyline points="20,6 9,17 4,12"></polyline></svg>';
},
// 初始化代码块复制按钮
initCodeCopyButtons() {
this.$nextTick(() => {
const codeBlocks = this.$refs.messageContainer?.querySelectorAll('pre code') || [];
codeBlocks.forEach((codeBlock, index) => {
const pre = codeBlock.parentElement;
if (pre && !pre.querySelector('.copy-code-btn')) {
const button = document.createElement('button');
button.className = 'copy-code-btn';
button.innerHTML = this.getCopyIconSvg();
button.title = '复制代码';
button.addEventListener('click', () => {
this.copyCodeToClipboard(codeBlock.textContent);
// 显示复制成功提示
button.innerHTML = this.getSuccessIconSvg();
button.style.color = '#4caf50';
setTimeout(() => {
button.innerHTML = this.getCopyIconSvg();
button.style.color = '';
}, 2000);
});
pre.style.position = 'relative';
pre.appendChild(button);
}
});
});
},
initImageClickEvents() {
this.$nextTick(() => {
// 查找所有动态生成的图片(在markdown-content中)
const images = document.querySelectorAll('.markdown-content img');
images.forEach((img) => {
if (!img.hasAttribute('data-click-enabled')) {
img.style.cursor = 'pointer';
img.setAttribute('data-click-enabled', 'true');
img.onclick = () => this.$emit('openImagePreview', img.src);
}
});
});
},
scrollToBottom() {
this.$nextTick(() => {
const container = this.$refs.messageContainer;
if (container) {
container.scrollTop = container.scrollHeight;
this.isUserNearBottom = true; // 程序滚动到底部后标记用户在底部
}
});
},
// 添加滚动事件监听器
addScrollListener() {
const container = this.$refs.messageContainer;
if (container) {
container.addEventListener('scroll', this.throttledHandleScroll);
}
},
// 节流处理滚动事件
throttledHandleScroll() {
if (this.scrollTimer) return;
this.scrollTimer = setTimeout(() => {
this.handleScroll();
this.scrollTimer = null;
}, 50); // 50ms 节流
},
// 处理滚动事件
handleScroll() {
const container = this.$refs.messageContainer;
if (container) {
const { scrollTop, scrollHeight, clientHeight } = container;
const distanceFromBottom = scrollHeight - (scrollTop + clientHeight);
// 判断用户是否在底部附近
this.isUserNearBottom = distanceFromBottom <= this.scrollThreshold;
}
},
// 组件销毁时移除监听器
beforeUnmount() {
const container = this.$refs.messageContainer;
if (container) {
container.removeEventListener('scroll', this.throttledHandleScroll);
}
// 清理定时器
if (this.scrollTimer) {
clearTimeout(this.scrollTimer);
this.scrollTimer = null;
}
}
}
}
</script>
<style scoped>
/* 基础动画 */
@keyframes fadeIn {
from {
opacity: 0;
transform: translateY(10px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
.messages-container {
height: 100%;
max-height: 100%;
overflow-y: auto;
padding: 16px;
display: flex;
flex-direction: column;
flex: 1;
min-height: 0;
}
/* 消息列表样式 */
.message-list {
max-width: 900px;
margin: 0 auto;
width: 100%;
}
.message-item {
margin-bottom: 24px;
animation: fadeIn 0.3s ease-out;
}
.user-message {
display: flex;
justify-content: flex-end;
align-items: flex-start;
gap: 12px;
}
.bot-message {
display: flex;
justify-content: flex-start;
align-items: flex-start;
gap: 12px;
}
.bot-message-content {
display: flex;
flex-direction: column;
align-items: flex-start;
max-width: 80%;
position: relative;
}
.message-actions {
display: flex;
gap: 4px;
opacity: 0;
transition: opacity 0.2s ease;
margin-left: 8px;
}
.bot-message:hover .message-actions {
opacity: 1;
}
.copy-message-btn {
opacity: 0.6;
transition: all 0.2s ease;
color: var(--v-theme-secondary);
}
.copy-message-btn:hover {
opacity: 1;
background-color: rgba(103, 58, 183, 0.1);
}
.copy-message-btn.copy-success {
color: #4caf50;
opacity: 1;
}
.copy-message-btn.copy-success:hover {
color: #4caf50;
background-color: rgba(76, 175, 80, 0.1);
}
.message-bubble {
padding: 2px 16px;
border-radius: 12px;
}
.user-bubble {
color: var(--v-theme-primaryText);
padding: 12px 18px;
font-size: 15px;
max-width: 60%;
border-radius: 1.5rem;
}
.bot-bubble {
border: 1px solid var(--v-theme-border);
color: var(--v-theme-primaryText);
font-size: 15px;
max-width: 100%;
}
.user-avatar,
.bot-avatar {
align-self: flex-start;
margin-top: 6px;
}
/* 附件样式 */
.image-attachments {
display: flex;
gap: 8px;
margin-top: 8px;
flex-wrap: wrap;
}
.image-attachment {
position: relative;
display: inline-block;
}
.attached-image {
width: 120px;
height: 120px;
object-fit: cover;
border-radius: 12px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
transition: transform 0.2s ease;
}
.audio-attachment {
margin-top: 8px;
min-width: 250px;
}
/* 包含音频的消息气泡最小宽度 */
.message-bubble.has-audio {
min-width: 280px;
}
.audio-player {
width: 100%;
height: 36px;
border-radius: 18px;
}
.embedded-images {
margin-top: 8px;
display: flex;
flex-direction: column;
gap: 8px;
}
.embedded-image {
display: flex;
justify-content: flex-start;
}
.bot-embedded-image {
max-width: 80%;
width: auto;
height: auto;
border-radius: 8px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
cursor: pointer;
transition: transform 0.2s ease;
}
.bot-embedded-image:hover {
transform: scale(1.02);
}
.embedded-audio {
width: 300px;
margin-top: 8px;
}
.embedded-audio .audio-player {
width: 100%;
max-width: 300px;
}
/* 动画类 */
.fade-in {
animation: fadeIn 0.3s ease-in-out;
}
</style>
<style>
/* Markdown内容样式 - 需要全局样式 */
.markdown-content {
font-family: inherit;
line-height: 1.6;
}
.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
margin-top: 16px;
margin-bottom: 10px;
font-weight: 600;
color: var(--v-theme-primaryText);
}
.markdown-content h1 {
font-size: 1.8em;
border-bottom: 1px solid var(--v-theme-border);
padding-bottom: 6px;
}
.markdown-content h2 {
font-size: 1.5em;
}
.markdown-content h3 {
font-size: 1.3em;
}
.markdown-content li {
margin-left: 16px;
margin-bottom: 4px;
}
.markdown-content p {
margin-top: .5rem;
margin-bottom: .5rem;
}
.markdown-content pre {
background-color: var(--v-theme-surface);
padding: 12px;
border-radius: 6px;
overflow-x: auto;
margin: 12px 0;
position: relative;
}
.markdown-content code {
background-color: rgb(var(--v-theme-codeBg));
padding: 2px 4px;
border-radius: 4px;
font-family: 'Fira Code', monospace;
font-size: 0.9em;
color: var(--v-theme-code);
}
/* 代码块中的code标签样式 */
.markdown-content pre code {
background-color: transparent;
padding: 0;
border-radius: 0;
font-family: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
font-size: 0.85em;
color: inherit;
display: block;
overflow-x: auto;
line-height: 1.5;
}
/* 自定义代码高亮样式 */
.markdown-content pre {
border: 1px solid var(--v-theme-border);
background-color: rgb(var(--v-theme-preBg));
border-radius: 16px;
padding: 16px;
}
/* 确保highlight.js的样式正确应用 */
.markdown-content pre code.hljs {
background: transparent !important;
color: inherit;
}
/* 亮色主题下的代码高亮 */
.v-theme--light .markdown-content pre {
background-color: #f6f8fa;
}
/* 暗色主题下的代码块样式 */
.v-theme--dark .markdown-content pre {
background-color: #0d1117 !important;
border-color: rgba(255, 255, 255, 0.1);
}
.v-theme--dark .markdown-content pre code {
color: #e6edf3 !important;
}
/* 暗色主题下的highlight.js样式覆盖 */
.v-theme--dark .hljs {
background: #0d1117 !important;
color: #e6edf3 !important;
}
.v-theme--dark .hljs-keyword,
.v-theme--dark .hljs-selector-tag,
.v-theme--dark .hljs-built_in,
.v-theme--dark .hljs-name,
.v-theme--dark .hljs-tag {
color: #ff7b72 !important;
}
.v-theme--dark .hljs-string,
.v-theme--dark .hljs-title,
.v-theme--dark .hljs-section,
.v-theme--dark .hljs-attribute,
.v-theme--dark .hljs-literal,
.v-theme--dark .hljs-template-tag,
.v-theme--dark .hljs-template-variable,
.v-theme--dark .hljs-type,
.v-theme--dark .hljs-addition {
color: #a5d6ff !important;
}
.v-theme--dark .hljs-comment,
.v-theme--dark .hljs-quote,
.v-theme--dark .hljs-deletion,
.v-theme--dark .hljs-meta {
color: #8b949e !important;
}
.v-theme--dark .hljs-number,
.v-theme--dark .hljs-regexp,
.v-theme--dark .hljs-symbol,
.v-theme--dark .hljs-variable,
.v-theme--dark .hljs-template-variable,
.v-theme--dark .hljs-link,
.v-theme--dark .hljs-selector-attr,
.v-theme--dark .hljs-selector-pseudo {
color: #79c0ff !important;
}
.v-theme--dark .hljs-function,
.v-theme--dark .hljs-class,
.v-theme--dark .hljs-title.class_ {
color: #d2a8ff !important;
}
/* 复制按钮样式 */
.copy-code-btn {
position: absolute;
top: 8px;
right: 8px;
background: rgba(255, 255, 255, 0.9);
border: 1px solid rgba(0, 0, 0, 0.1);
border-radius: 4px;
padding: 6px;
cursor: pointer;
opacity: 0;
transition: all 0.2s ease;
display: flex;
align-items: center;
justify-content: center;
color: #666;
font-size: 12px;
z-index: 10;
backdrop-filter: blur(4px);
}
.copy-code-btn:hover {
background: rgba(255, 255, 255, 1);
color: #333;
transform: scale(1.05);
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
.copy-code-btn:active {
transform: scale(0.95);
}
.markdown-content pre:hover .copy-code-btn {
opacity: 1;
}
.v-theme--dark .copy-code-btn {
background: rgba(45, 45, 45, 0.9);
border-color: rgba(255, 255, 255, 0.15);
color: #ccc;
}
.v-theme--dark .copy-code-btn:hover {
background: rgba(45, 45, 45, 1);
color: #fff;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}
.markdown-content img {
max-width: 100%;
border-radius: 8px;
margin: 10px 0;
}
.markdown-content blockquote {
border-left: 4px solid var(--v-theme-secondary);
padding-left: 16px;
color: var(--v-theme-secondaryText);
margin: 16px 0;
}
.markdown-content table {
border-collapse: collapse;
width: 100%;
margin: 16px 0;
}
.markdown-content th,
.markdown-content td {
border: 1px solid var(--v-theme-background);
padding: 8px 12px;
text-align: left;
}
.markdown-content th {
background-color: var(--v-theme-containerBg);
}
</style>