657 lines
15 KiB
Vue
657 lines
15 KiB
Vue
<template>
|
|
<div class="instant-message-container">
|
|
<!-- 对话列表 -->
|
|
<div class="conversation-list">
|
|
<div class="conversation-header">
|
|
<h3>对话</h3>
|
|
<div class="search-box">
|
|
<input type="text" placeholder="搜索对话" v-model="searchKeyword" />
|
|
<img src="/images/profile/message.png" alt="搜索" class="search-icon" />
|
|
</div>
|
|
</div>
|
|
|
|
<div class="conversation-items">
|
|
<div
|
|
v-for="conversation in filteredConversations"
|
|
:key="conversation.id"
|
|
:class="['conversation-item', { active: selectedConversation?.id === conversation.id }]"
|
|
@click="selectConversation(conversation)"
|
|
>
|
|
<div class="avatar-container">
|
|
<img :src="conversation.avatar" :alt="conversation.name" class="conversation-avatar" />
|
|
<div v-if="conversation.unreadCount > 0" class="unread-badge">{{ conversation.unreadCount }}</div>
|
|
</div>
|
|
<div class="conversation-info">
|
|
<div class="conversation-name">{{ conversation.name }}</div>
|
|
<div class="last-message">{{ conversation.lastMessage }}</div>
|
|
</div>
|
|
<div class="conversation-meta">
|
|
<div class="last-time">{{ conversation.lastTime }}</div>
|
|
<div v-if="conversation.isOnline" class="online-indicator"></div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<!-- 聊天区域 -->
|
|
<div class="chat-area">
|
|
<div v-if="!selectedConversation" class="no-conversation">
|
|
<img src="/images/profile/message.png" alt="选择对话" class="placeholder-image" />
|
|
<p>选择一个对话开始聊天</p>
|
|
</div>
|
|
|
|
<div v-else class="chat-container">
|
|
<!-- 聊天头部 -->
|
|
<div class="chat-header">
|
|
<div class="chat-user-info">
|
|
<img :src="selectedConversation.avatar" :alt="selectedConversation.name" class="chat-avatar" />
|
|
<div class="chat-user-details">
|
|
<div class="chat-user-name">{{ selectedConversation.name }}</div>
|
|
<div class="chat-user-status">{{ selectedConversation.isOnline ? '在线' : '离线' }}</div>
|
|
</div>
|
|
</div>
|
|
<div class="chat-actions">
|
|
<button class="chat-action-btn">
|
|
<img src="/images/profile/message.png" alt="视频通话" />
|
|
</button>
|
|
<button class="chat-action-btn">
|
|
<img src="/images/profile/message.png" alt="语音通话" />
|
|
</button>
|
|
<button class="chat-action-btn">
|
|
<img src="/images/profile/message.png" alt="更多" />
|
|
</button>
|
|
</div>
|
|
</div>
|
|
|
|
<!-- 消息列表 -->
|
|
<div class="messages-container" ref="messagesContainer">
|
|
<div v-for="message in selectedConversation.messages" :key="message.id"
|
|
:class="['message-item', message.isSelf ? 'message-self' : 'message-other']">
|
|
<div v-if="!message.isSelf" class="message-avatar">
|
|
<img :src="selectedConversation.avatar" :alt="selectedConversation.name" />
|
|
</div>
|
|
<div class="message-content">
|
|
<div class="message-bubble">
|
|
<div v-if="message.type === 'text'" class="message-text">{{ message.content }}</div>
|
|
<div v-else-if="message.type === 'image'" class="message-image">
|
|
<img :src="message.content" alt="图片" />
|
|
</div>
|
|
<div v-else-if="message.type === 'file'" class="message-file">
|
|
<img src="/images/profile/message.png" alt="文件" />
|
|
<span>{{ message.fileName }}</span>
|
|
</div>
|
|
</div>
|
|
<div class="message-time">{{ message.time }}</div>
|
|
</div>
|
|
<div v-if="message.isSelf" class="message-avatar">
|
|
<img src="/images/profile/profile.png" alt="我" />
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<!-- 输入区域 -->
|
|
<div class="input-area">
|
|
<div class="input-toolbar">
|
|
<button class="toolbar-btn" @click="showEmojiPicker = !showEmojiPicker">
|
|
<img src="/images/profile/message.png" alt="表情" />
|
|
</button>
|
|
<button class="toolbar-btn" @click="selectFile">
|
|
<img src="/images/profile/message.png" alt="附件" />
|
|
</button>
|
|
<button class="toolbar-btn">
|
|
<img src="/images/profile/message.png" alt="图片" />
|
|
</button>
|
|
</div>
|
|
<div class="input-container">
|
|
<textarea
|
|
v-model="messageInput"
|
|
placeholder="输入消息..."
|
|
@keydown.enter.prevent="sendMessage"
|
|
@input="adjustTextareaHeight"
|
|
ref="messageTextarea"
|
|
rows="1"
|
|
></textarea>
|
|
<button class="send-btn" @click="sendMessage" :disabled="!messageInput.trim()">
|
|
发送
|
|
</button>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</template>
|
|
|
|
<script setup lang="ts">
|
|
import { ref, computed, nextTick, onMounted } from 'vue'
|
|
|
|
// 消息类型
|
|
interface Message {
|
|
id: number
|
|
type: 'text' | 'image' | 'file'
|
|
content: string
|
|
fileName?: string
|
|
time: string
|
|
isSelf: boolean
|
|
}
|
|
|
|
// 对话类型
|
|
interface Conversation {
|
|
id: number
|
|
name: string
|
|
avatar: string
|
|
lastMessage: string
|
|
lastTime: string
|
|
unreadCount: number
|
|
isOnline: boolean
|
|
messages: Message[]
|
|
}
|
|
|
|
// 响应式数据
|
|
const searchKeyword = ref('')
|
|
const selectedConversation = ref<Conversation | null>(null)
|
|
const messageInput = ref('')
|
|
const showEmojiPicker = ref(false)
|
|
const messagesContainer = ref<HTMLElement>()
|
|
const messageTextarea = ref<HTMLTextAreaElement>()
|
|
|
|
// 模拟对话数据
|
|
const conversations = ref<Conversation[]>([
|
|
{
|
|
id: 1,
|
|
name: '张老师',
|
|
avatar: '/images/traings/traing1.png',
|
|
lastMessage: '好的，我知道了',
|
|
lastTime: '14:30',
|
|
unreadCount: 2,
|
|
isOnline: true,
|
|
messages: [
|
|
{ id: 1, type: 'text', content: '你好，有什么问题吗？', time: '14:25', isSelf: false },
|
|
{ id: 2, type: 'text', content: '我想问一下关于课程的问题', time: '14:26', isSelf: true },
|
|
{ id: 3, type: 'text', content: '好的，请说', time: '14:27', isSelf: false },
|
|
{ id: 4, type: 'text', content: '这个作业的截止时间是什么时候？', time: '14:28', isSelf: true },
|
|
{ id: 5, type: 'text', content: '下周五晚上12点前提交', time: '14:29', isSelf: false },
|
|
{ id: 6, type: 'text', content: '好的，我知道了', time: '14:30', isSelf: true }
|
|
]
|
|
},
|
|
{
|
|
id: 2,
|
|
name: '李同学',
|
|
avatar: '/images/traings/traing2.png',
|
|
lastMessage: '谢谢你的帮助',
|
|
lastTime: '昨天',
|
|
unreadCount: 0,
|
|
isOnline: false,
|
|
messages: [
|
|
{ id: 1, type: 'text', content: '能帮我看看这道题吗？', time: '昨天 16:20', isSelf: false },
|
|
{ id: 2, type: 'text', content: '当然可以，发过来看看', time: '昨天 16:21', isSelf: true },
|
|
{ id: 3, type: 'image', content: '/images/homework/question1.png', time: '昨天 16:22', isSelf: false },
|
|
{ id: 4, type: 'text', content: '这道题需要用到递归的思想...', time: '昨天 16:25', isSelf: true },
|
|
{ id: 5, type: 'text', content: '谢谢你的帮助', time: '昨天 16:30', isSelf: false }
|
|
]
|
|
},
|
|
{
|
|
id: 3,
|
|
name: '王助教',
|
|
avatar: '/images/traings/traing3.png',
|
|
lastMessage: '课程资料已发送',
|
|
lastTime: '2天前',
|
|
unreadCount: 1,
|
|
isOnline: true,
|
|
messages: [
|
|
{ id: 1, type: 'text', content: '你好，这是本周的课程资料', time: '2天前 10:00', isSelf: false },
|
|
{ id: 2, type: 'file', content: '/files/course-material.pdf', fileName: '第三章课程资料.pdf', time: '2天前 10:01', isSelf: false },
|
|
{ id: 3, type: 'text', content: '课程资料已发送', time: '2天前 10:02', isSelf: false }
|
|
]
|
|
}
|
|
])
|
|
|
|
// 过滤对话
|
|
const filteredConversations = computed(() => {
|
|
if (!searchKeyword.value) return conversations.value
|
|
return conversations.value.filter(conv =>
|
|
conv.name.toLowerCase().includes(searchKeyword.value.toLowerCase())
|
|
)
|
|
})
|
|
|
|
// 选择对话
|
|
const selectConversation = (conversation: Conversation) => {
|
|
selectedConversation.value = conversation
|
|
// 清除未读消息
|
|
conversation.unreadCount = 0
|
|
// 滚动到底部
|
|
nextTick(() => {
|
|
scrollToBottom()
|
|
})
|
|
}
|
|
|
|
// 发送消息
|
|
const sendMessage = () => {
|
|
if (!messageInput.value.trim() || !selectedConversation.value) return
|
|
|
|
const newMessage: Message = {
|
|
id: Date.now(),
|
|
type: 'text',
|
|
content: messageInput.value.trim(),
|
|
time: new Date().toLocaleTimeString('zh-CN', { hour: '2-digit', minute: '2-digit' }),
|
|
isSelf: true
|
|
}
|
|
|
|
selectedConversation.value.messages.push(newMessage)
|
|
selectedConversation.value.lastMessage = newMessage.content
|
|
selectedConversation.value.lastTime = newMessage.time
|
|
|
|
messageInput.value = ''
|
|
|
|
// 滚动到底部
|
|
nextTick(() => {
|
|
scrollToBottom()
|
|
resetTextareaHeight()
|
|
})
|
|
}
|
|
|
|
// 滚动到底部
|
|
const scrollToBottom = () => {
|
|
if (messagesContainer.value) {
|
|
messagesContainer.value.scrollTop = messagesContainer.value.scrollHeight
|
|
}
|
|
}
|
|
|
|
// 调整文本框高度
|
|
const adjustTextareaHeight = () => {
|
|
if (messageTextarea.value) {
|
|
messageTextarea.value.style.height = 'auto'
|
|
messageTextarea.value.style.height = Math.min(messageTextarea.value.scrollHeight, 120) + 'px'
|
|
}
|
|
}
|
|
|
|
// 重置文本框高度
|
|
const resetTextareaHeight = () => {
|
|
if (messageTextarea.value) {
|
|
messageTextarea.value.style.height = 'auto'
|
|
}
|
|
}
|
|
|
|
// 选择文件
|
|
const selectFile = () => {
|
|
// 这里可以实现文件选择逻辑
|
|
console.log('选择文件')
|
|
}
|
|
|
|
// 组件挂载时默认选择第一个对话
|
|
onMounted(() => {
|
|
if (conversations.value.length > 0) {
|
|
selectConversation(conversations.value[0])
|
|
}
|
|
})
|
|
</script>
|
|
|
|
<style scoped>
|
|
.instant-message-container {
|
|
display: flex;
|
|
height: 600px;
|
|
border: 1px solid #e6e6e6;
|
|
border-radius: 8px;
|
|
overflow: hidden;
|
|
}
|
|
|
|
/* 对话列表样式 */
|
|
.conversation-list {
|
|
width: 300px;
|
|
border-right: 1px solid #e6e6e6;
|
|
display: flex;
|
|
flex-direction: column;
|
|
}
|
|
|
|
.conversation-header {
|
|
padding: 16px;
|
|
border-bottom: 1px solid #e6e6e6;
|
|
}
|
|
|
|
.conversation-header h3 {
|
|
margin: 0 0 12px 0;
|
|
font-size: 16px;
|
|
font-weight: 600;
|
|
}
|
|
|
|
.search-box {
|
|
position: relative;
|
|
}
|
|
|
|
.search-box input {
|
|
width: 100%;
|
|
padding: 8px 32px 8px 12px;
|
|
border: 1px solid #d9d9d9;
|
|
border-radius: 6px;
|
|
font-size: 14px;
|
|
}
|
|
|
|
.search-icon {
|
|
position: absolute;
|
|
right: 8px;
|
|
top: 50%;
|
|
transform: translateY(-50%);
|
|
width: 16px;
|
|
height: 16px;
|
|
}
|
|
|
|
.conversation-items {
|
|
flex: 1;
|
|
overflow-y: auto;
|
|
}
|
|
|
|
.conversation-item {
|
|
display: flex;
|
|
align-items: center;
|
|
padding: 12px 16px;
|
|
cursor: pointer;
|
|
border-bottom: 1px solid #f0f0f0;
|
|
transition: background-color 0.2s;
|
|
}
|
|
|
|
.conversation-item:hover {
|
|
background-color: #f5f5f5;
|
|
}
|
|
|
|
.conversation-item.active {
|
|
background-color: #e6f7ff;
|
|
}
|
|
|
|
.avatar-container {
|
|
position: relative;
|
|
margin-right: 12px;
|
|
}
|
|
|
|
.conversation-avatar {
|
|
width: 40px;
|
|
height: 40px;
|
|
border-radius: 50%;
|
|
object-fit: cover;
|
|
}
|
|
|
|
.unread-badge {
|
|
position: absolute;
|
|
top: -4px;
|
|
right: -4px;
|
|
background: #ff4d4f;
|
|
color: white;
|
|
font-size: 12px;
|
|
padding: 2px 6px;
|
|
border-radius: 10px;
|
|
min-width: 16px;
|
|
text-align: center;
|
|
}
|
|
|
|
.conversation-info {
|
|
flex: 1;
|
|
min-width: 0;
|
|
}
|
|
|
|
.conversation-name {
|
|
font-size: 14px;
|
|
font-weight: 500;
|
|
margin-bottom: 4px;
|
|
}
|
|
|
|
.last-message {
|
|
font-size: 12px;
|
|
color: #666;
|
|
overflow: hidden;
|
|
text-overflow: ellipsis;
|
|
white-space: nowrap;
|
|
}
|
|
|
|
.conversation-meta {
|
|
display: flex;
|
|
flex-direction: column;
|
|
align-items: flex-end;
|
|
gap: 4px;
|
|
}
|
|
|
|
.last-time {
|
|
font-size: 12px;
|
|
color: #999;
|
|
}
|
|
|
|
.online-indicator {
|
|
width: 8px;
|
|
height: 8px;
|
|
background: #52c41a;
|
|
border-radius: 50%;
|
|
}
|
|
|
|
/* 聊天区域样式 */
|
|
.chat-area {
|
|
flex: 1;
|
|
display: flex;
|
|
flex-direction: column;
|
|
}
|
|
|
|
.no-conversation {
|
|
flex: 1;
|
|
display: flex;
|
|
flex-direction: column;
|
|
align-items: center;
|
|
justify-content: center;
|
|
color: #999;
|
|
}
|
|
|
|
.placeholder-image {
|
|
width: 120px;
|
|
height: 120px;
|
|
margin-bottom: 16px;
|
|
opacity: 0.5;
|
|
}
|
|
|
|
.chat-container {
|
|
flex: 1;
|
|
display: flex;
|
|
flex-direction: column;
|
|
}
|
|
|
|
.chat-header {
|
|
display: flex;
|
|
align-items: center;
|
|
justify-content: space-between;
|
|
padding: 16px;
|
|
border-bottom: 1px solid #e6e6e6;
|
|
}
|
|
|
|
.chat-user-info {
|
|
display: flex;
|
|
align-items: center;
|
|
gap: 12px;
|
|
}
|
|
|
|
.chat-avatar {
|
|
width: 40px;
|
|
height: 40px;
|
|
border-radius: 50%;
|
|
object-fit: cover;
|
|
}
|
|
|
|
.chat-user-name {
|
|
font-size: 16px;
|
|
font-weight: 500;
|
|
}
|
|
|
|
.chat-user-status {
|
|
font-size: 12px;
|
|
color: #52c41a;
|
|
}
|
|
|
|
.chat-actions {
|
|
display: flex;
|
|
gap: 8px;
|
|
}
|
|
|
|
.chat-action-btn {
|
|
width: 32px;
|
|
height: 32px;
|
|
border: none;
|
|
background: none;
|
|
cursor: pointer;
|
|
border-radius: 4px;
|
|
display: flex;
|
|
align-items: center;
|
|
justify-content: center;
|
|
}
|
|
|
|
.chat-action-btn:hover {
|
|
background-color: #f5f5f5;
|
|
}
|
|
|
|
.chat-action-btn img {
|
|
width: 20px;
|
|
height: 20px;
|
|
}
|
|
|
|
.messages-container {
|
|
flex: 1;
|
|
overflow-y: auto;
|
|
padding: 16px;
|
|
display: flex;
|
|
flex-direction: column;
|
|
gap: 16px;
|
|
}
|
|
|
|
.message-item {
|
|
display: flex;
|
|
gap: 8px;
|
|
}
|
|
|
|
.message-item.message-self {
|
|
flex-direction: row-reverse;
|
|
}
|
|
|
|
.message-avatar img {
|
|
width: 32px;
|
|
height: 32px;
|
|
border-radius: 50%;
|
|
object-fit: cover;
|
|
}
|
|
|
|
.message-content {
|
|
max-width: 60%;
|
|
}
|
|
|
|
.message-self .message-content {
|
|
display: flex;
|
|
flex-direction: column;
|
|
align-items: flex-end;
|
|
}
|
|
|
|
.message-bubble {
|
|
padding: 8px 12px;
|
|
border-radius: 12px;
|
|
word-wrap: break-word;
|
|
}
|
|
|
|
.message-other .message-bubble {
|
|
background-color: #f0f0f0;
|
|
border-bottom-left-radius: 4px;
|
|
}
|
|
|
|
.message-self .message-bubble {
|
|
background-color: #1890ff;
|
|
color: white;
|
|
border-bottom-right-radius: 4px;
|
|
}
|
|
|
|
.message-text {
|
|
line-height: 1.4;
|
|
}
|
|
|
|
.message-image img {
|
|
max-width: 200px;
|
|
border-radius: 8px;
|
|
}
|
|
|
|
.message-file {
|
|
display: flex;
|
|
align-items: center;
|
|
gap: 8px;
|
|
}
|
|
|
|
.message-file img {
|
|
width: 24px;
|
|
height: 24px;
|
|
}
|
|
|
|
.message-time {
|
|
font-size: 12px;
|
|
color: #999;
|
|
margin-top: 4px;
|
|
}
|
|
|
|
.input-area {
|
|
border-top: 1px solid #e6e6e6;
|
|
padding: 16px;
|
|
}
|
|
|
|
.input-toolbar {
|
|
display: flex;
|
|
gap: 8px;
|
|
margin-bottom: 8px;
|
|
}
|
|
|
|
.toolbar-btn {
|
|
width: 32px;
|
|
height: 32px;
|
|
border: none;
|
|
background: none;
|
|
cursor: pointer;
|
|
border-radius: 4px;
|
|
display: flex;
|
|
align-items: center;
|
|
justify-content: center;
|
|
}
|
|
|
|
.toolbar-btn:hover {
|
|
background-color: #f5f5f5;
|
|
}
|
|
|
|
.toolbar-btn img {
|
|
width: 20px;
|
|
height: 20px;
|
|
}
|
|
|
|
.input-container {
|
|
display: flex;
|
|
gap: 8px;
|
|
align-items: flex-end;
|
|
}
|
|
|
|
.input-container textarea {
|
|
flex: 1;
|
|
padding: 8px 12px;
|
|
border: 1px solid #d9d9d9;
|
|
border-radius: 6px;
|
|
resize: none;
|
|
font-family: inherit;
|
|
font-size: 14px;
|
|
line-height: 1.4;
|
|
min-height: 36px;
|
|
max-height: 120px;
|
|
}
|
|
|
|
.send-btn {
|
|
padding: 8px 16px;
|
|
background-color: #1890ff;
|
|
color: white;
|
|
border: none;
|
|
border-radius: 6px;
|
|
cursor: pointer;
|
|
font-size: 14px;
|
|
height: 36px;
|
|
}
|
|
|
|
.send-btn:disabled {
|
|
background-color: #d9d9d9;
|
|
cursor: not-allowed;
|
|
}
|
|
|
|
.send-btn:not(:disabled):hover {
|
|
background-color: #40a9ff;
|
|
}
|
|
</style>
|