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chuzhongzai 2024-03-04 23:18:22 +08:00
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.vscode/extensions.json vendored Normal file
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{
"recommendations": ["Vue.volar", "Vue.vscode-typescript-vue-plugin"]
}

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README.md Normal file
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# secert_chat
This template should help get you started developing with Vue 3 in Vite.
## Recommended IDE Setup
[VSCode](https://code.visualstudio.com/) + [Volar](https://marketplace.visualstudio.com/items?itemName=Vue.volar) (and disable Vetur) + [TypeScript Vue Plugin (Volar)](https://marketplace.visualstudio.com/items?itemName=Vue.vscode-typescript-vue-plugin).
## Customize configuration
See [Vite Configuration Reference](https://vitejs.dev/config/).
## Project Setup
```sh
npm install
```
### Compile and Hot-Reload for Development
```sh
npm run dev
```
### Compile and Minify for Production
```sh
npm run build
```

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index.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<link rel="icon" href="/favicon.ico">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Vite App</title>
</head>
<body>
<div id="app"></div>
<script type="module" src="/src/main.js"></script>
</body>
</html>

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jsconfig.json Normal file
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{
"compilerOptions": {
"paths": {
"@/*": ["./src/*"]
}
},
"exclude": ["node_modules", "dist"]
}

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package.json Normal file
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{
"name": "secert_chat",
"version": "0.0.0",
"private": true,
"type": "module",
"scripts": {
"dev": "vite --host",
"build": "vite build",
"preview": "vite preview"
},
"dependencies": {
"@icon-park/vue-next": "^1.4.2",
"crypto-js": "^4.2.0",
"element-plus": "^2.5.6",
"vue": "^3.4.15"
},
"devDependencies": {
"@vitejs/plugin-vue": "^5.0.3",
"vite": "^5.0.11"
}
}

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src/App.vue Normal file
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<script setup>
import Chat from "@/components/chat.vue";
</script>
<template>
<Chat/>
</template>
<style scoped>
</style>

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import CryptoJs from "crypto-js";
export let util = {
/**
* 传入一个字符串长度为4到16位用于生成密钥
* @param str 原始字符串
* @returns {null}
*/
generateKey:function (str){
if(!str instanceof String || str.length < 4)
return null
let raw
if(str.length > 16)
raw = str.substring(0, 16)
else
raw = str.repeat(Math.ceil(16 / str.length)).substring(0, 16)
return CryptoJs.enc.Utf8.parse(raw)
},
generatePairCode:function (str){
return CryptoJs.MD5(str+'salt').toString()
},
encrypt:function (plainText, key){
return CryptoJs.AES.encrypt(plainText, key, {mode: CryptoJs.mode.ECB, padding: CryptoJs.pad.Pkcs7}).toString()
},
decrypt:function (encrypted, key){
return CryptoJs.AES.decrypt(encrypted, key, {mode: CryptoJs.mode.ECB, padding: CryptoJs.pad.Pkcs7}).toString(CryptoJs.enc.Utf8)
}
}
export let MessageType = {
'INIT': 1,
'WAIT': 11,
'JOIN': 12,
'CANCEL': 13,
'DISCONNECT': 20,
'CONTENT': 30,
'TIMER_CONFIG': 31,
'PURGE_CONFIG': 32,
'MESSAGE': 33
}

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<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 261.76 226.69"><path d="M161.096.001l-30.225 52.351L100.647.001H-.005l130.877 226.688L261.749.001z" fill="#41b883"/><path d="M161.096.001l-30.225 52.351L100.647.001H52.346l78.526 136.01L209.398.001z" fill="#34495e"/></svg>

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/* http://meyerweb.com/eric/tools/css/reset/
v2.0 | 20110126
License: none (public domain)
*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
margin: 0;
padding: 0;
border: 0;
font-size: 100%;
font: inherit;
vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
body {
line-height: 1;
}
ol, ul {
list-style: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
content: none;
}
table {
border-collapse: collapse;
border-spacing: 0;
}

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<script setup>
import fire from "@icon-park/vue-next/lib/icons/fire.js";
import previewCloseOne from "@icon-park/vue-next/lib/icons/PreviewCloseOne.js";
import previewOpen from "@icon-park/vue-next/lib/icons/PreviewOpen.js";
import {ref} from "vue";
import {MessageType, util} from "@/Util.js";
import {ElMessage} from "element-plus";
let messages = ref({})
let message = ref('')
let status = ref('未连接') //
let raw = ref('')
let key = ''
let initTimer = ref(0)
let initIntervalId = 0
let purgeOnDisconnect = ref(false)
let autoDelete = ref(false)
let deleteTime = ref(0)
let messageCounter = ref(0)
let websocket
function init(){
if(raw.value.trim().length < 4){
ElMessage.error("长度不够,请重新输入")
return
}
key = util.generateKey(raw.value)
let pairCode = util.generatePairCode(key)
websocket = new WebSocket('wss://sc.lionwebsite.xyz/ws')
websocket.onopen = () => {
let initMessage = {"type": MessageType.INIT, "pairCode": pairCode}
websocket.send(JSON.stringify(initMessage))
}
websocket.onmessage = (event) => {
if(event.data.startsWith("{"))
switch (JSON.parse(event.data).type){
case MessageType.WAIT:
initTimer.value = 60
status.value = '等待中'
initIntervalId = setInterval(() => {
if(initTimer.value > 0)
initTimer.value--
else {
status.value = '未连接'
websocket.close()
initTimer.value = 0
ElMessage.error("已超时,请重新发起连接")
clearInterval(initIntervalId)
}
}, 1000)
break
case MessageType.JOIN:
status.value = '已连接'
initTimer.value = 0
clearInterval(initIntervalId)
ElMessage.success("已加入聊天")
if (purgeOnDisconnect.value)
setPurgeOnDisconnect()
if (autoDelete.value)
setAutoDelete(deleteTime.value)
break
case MessageType.DISCONNECT:
status.value = '已断开'
console.log("已断开")
ElMessage.error("对方已断开")
if(purgeOnDisconnect.value)
messages.value = {}
break
}
else {
let data = util.decrypt(event.data, key)
data = JSON.parse(data)
console.log(data)
switch (data.type){
case MessageType.PURGE_CONFIG:
purgeOnDisconnect.value = data.purgeOnDisconnect
if(purgeOnDisconnect.value)
messages.value[++messageCounter.value] = {'type': 'config', 'message': '对方已设置断开连接后删除消息'}
else
messages.value[++messageCounter.value] = {'type': 'config', 'message': '对方已设置断开连接后保留消息'}
break
case MessageType.TIMER_CONFIG:
autoDelete.value = data.autoDelete
deleteTime.value = data.deleteTime
if(autoDelete.value)
messages.value[++messageCounter.value] = {'type': 'config', 'message': `对方已设置${deleteTime.value}秒后删除消息`}
else
messages.value[++messageCounter.value] = {'type': 'config', 'message': `对方已关闭定时删除消息`}
break
case MessageType.MESSAGE:
messages.value[++messageCounter.value] = {'type': 'other', 'message': data.message}
if(autoDelete.value) {
let key = messageCounter.value
setTimeout(() => {
console.log("删除消息:", key)
delete messages.value[key]
}, deleteTime.value * 1000)
}
break
}
}
websocket.onclose = () => {
status.value = '已断开'
console.log("已断开")
ElMessage.error("与服务器失去连接")
if(purgeOnDisconnect.value)
messages.value = {}
messages.value[++messageCounter.value] = {'type': 'config', 'message': '与服务器连接已断开'}
}
}
}
function send(){
let data = {'type': MessageType.MESSAGE, 'message': message.value}
data = {'type': MessageType.CONTENT, 'content': util.encrypt(JSON.stringify(data), key)}
websocket.send(JSON.stringify(data))
messages.value[++messageCounter.value] = {'type': 'self', 'message': message.value}
if(autoDelete.value) {
let key = messageCounter.value
setTimeout(() => {
console.log("删除消息:", key)
delete messages.value[key]
}, deleteTime.value * 1000)
}
message.value = ''
}
let isAutoDeleteChange = false
function setAutoDelete(){
if(isAutoDeleteChange) {
isAutoDeleteChange = false
autoDelete.value = deleteTime.value > 0
let data = {'type': MessageType.TIMER_CONFIG, 'deleteTime': deleteTime.value, 'autoDelete': autoDelete.value}
data = {'type': MessageType.CONTENT, 'content': util.encrypt(JSON.stringify(data), key)}
websocket.send(JSON.stringify(data))
if (autoDelete.value)
messages.value[++messageCounter.value] = {'type': 'config', 'message': `你设置了${deleteTime.value}秒后删除消息`}
else
messages.value[++messageCounter.value] = {'type': 'config', 'message': `你关闭了定时删除消息`}
}
}
function setPurgeOnDisconnect(){
let data = {'type': MessageType.PURGE_CONFIG, 'purgeOnDisconnect': purgeOnDisconnect.value}
data = {'type': MessageType.CONTENT, 'content': util.encrypt(JSON.stringify(data), key)}
websocket.send(JSON.stringify(data))
if(purgeOnDisconnect.value)
messages.value[++messageCounter.value] = {'type': 'config', 'message': `你设置了断开连接后删除消息`}
else
messages.value[++messageCounter.value] = {'type': 'config', 'message': `你设置了断开连接后保留消息`}
}
</script>
<template>
<el-container>
<el-header style="text-align: center; background: cornflowerblue; line-height: 60px; display: block; font-size: 24px">
<div v-if="status !== '未连接'">
{{status}}
<el-popover>
<template #reference>
<span style="font-size: 16px">
<el-icon>
<preview-close-one v-if="purgeOnDisconnect" fill="black"></preview-close-one>
<preview-open v-else fill="black"></preview-open>
</el-icon>
&nbsp;
</span>
</template>
断开后清空消息 <el-switch v-model="purgeOnDisconnect" @change="setPurgeOnDisconnect()" :disabled="status === '已断开'"/>
</el-popover>
<el-popover @after-leave="setAutoDelete">
<template #reference>
<span style="font-size: 16px; color: black">
<el-icon>
<fire theme="outline" :fill="autoDelete ? 'red': 'black'"/>
</el-icon>
{{autoDelete ? deleteTime + 's': ''}}
</span>
</template>
自动删除消息: <el-input-number v-model="deleteTime" @change="isAutoDeleteChange = true" max="60" min="0" size="small" :disabled="status === '已断开'" />
</el-popover>
</div>
<div v-else>未连接</div>
</el-header>
<el-main v-if="status === '未连接'" class="login" @keydown.enter="init">
<el-input class="inp" v-model="raw" placeholder="请输入四到十六位字符串以生成密钥"/>
<span>定时删除消息</span> <el-switch v-model="autoDelete" style="margin-right: 30px"></el-switch><br>
<div v-if="autoDelete">
<span>删除时间()</span><el-input-number v-model="deleteTime" max="60" min="1" size="small"></el-input-number><br>
</div>
<span>断开连接后删除消息</span><el-switch v-model="purgeOnDisconnect"></el-switch>
<el-button @click="init" color="#333" class="btn">连接</el-button>
</el-main>
<el-main v-if="status === '等待中'">
<div v-loading="status === '等待中'"/>
<div style="text-align: center; margin-top: 20px">
{{initTimer}}
</div>
</el-main>
<el-main class="chat-container" v-if="status === '已连接' || status === '已断开'" @keydown.enter="send">
<el-scrollbar class="chat-messages" max-height="78vh" style="min-height: 78vh">
<div v-for="message in messages" :class="message.type === 'config' ? message.type: message.type + ' message'">
{{message.message}}
</div>
</el-scrollbar>
<div style="width: 100%;">
<el-input v-model="message" placeholder="输入消息..." style=" width: 70%" :disabled="status !== '已连接'"/>
<el-button class="send-button" style="width: 20%; position: absolute" @click="send" :disabled="status !== '已连接'">发送</el-button>
</div>
</el-main>
</el-container>
</template>
<style scoped>
.chat-container {
width: 100%;
margin: 0 auto;
border: 1px solid #ccc;
border-radius: 5px;
}
.chat-messages {
padding: 20px;
overflow-y: scroll;
}
.el-scrollbar{
padding: 10px;
}
.message {
font-size: 20px;
margin-bottom: 10px;
padding: 10px 20px 10px 20px;
clear: both;
}
.self {
float: right;
background-color: #4caf50;
color: #fff;
border-radius: 20px 20px 0 20px;
}
.other {
float: left;
background-color: #e6e6e6;
color: #333;
border-radius: 20px 20px 20px 0;
}
.config {
width: 80%;
margin: 0 auto 10px;
padding: 2px 0;
background-color: gray;
border-radius: 20px;
color: #cccccc;
text-align: center;
font-size: 14px;
clear: both;
}
.user-input {
width: calc(100% - 20px);
padding: 8px;
border: 1px solid #ccc;
border-radius: 5px;
margin: 10px;
}
.send-button {
width: calc(100% - 20px);
background-color: #4caf50;
color: #fff;
border: none;
padding: 8px;
border-radius: 5px;
cursor: pointer;
margin: 0 10px;
}
.login{
margin: 10px;
box-sizing: border-box;
background-color: #ecf0f1;
border-radius: 20px;
position: relative;
}
.inp{
margin-top: 20px;
margin-bottom: 25px;
}
.inp :before{
content:"密钥:";
width: 50px;
}
.text{
font-size: 12px;
color: gray;
position: absolute;
top: 75px;
right: 15px;
}
span{
font-size: 12px;
color: #444;
}
.btn{
margin-top: 2px;
margin-bottom: 10px;
width: 100%;
}
.loader-container {
display: flex;
align-items: center;
justify-content: center;
}
.loader {
border: 4px solid #3498db; /* 圆圈的颜色 */
border-top: 4px solid #f1f1f1; /* 圆圈的颜色 */
border-radius: 50%;
width: 40px;
height: 40px;
animation: spin 1s linear infinite; /* 旋转动画 */
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
.el-icon svg{
width: 20px;
height: 20px;
}
</style>

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import { createApp } from 'vue'
import App from './App.vue'
import "element-plus/dist/index.css"
import element from 'element-plus'
import './assets/reset.css'
import '@icon-park/vue-next/styles/index.css';
createApp(App).use(element).mount('#app')

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import { fileURLToPath, URL } from 'node:url'
import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
// https://vitejs.dev/config/
export default defineConfig({
plugins: [
vue(),
],
resolve: {
alias: {
'@': fileURLToPath(new URL('./src', import.meta.url))
}
}
})