geekai/web/src/views/Chat.vue

441 lines
11 KiB
Vue

<template>
<div class="body" v-loading="loading">
<div id="container">
<div class="tool-box">
<el-image style="width: 24px; height: 24px" :src="logo"/>
<el-button round>欢迎来到人工智能时代</el-button>
</div>
<div class="chat-box" :style="{height: chatBoxHeight+'px'}">
<div v-for="chat in chatData" :key="chat.id">
<chat-prompt
v-if="chat.type==='prompt'"
:icon="chat.icon"
:content="chat.content"/>
<chat-reply v-else-if="chat.type==='reply'"
:icon="chat.icon"
:content="chat.content"/>
</div>
</div><!-- end chat box -->
<div class="input-box">
<div class="input-container">
<el-input
ref="text-input"
v-model="inputValue"
:autosize="{ minRows: 1, maxRows: 10 }"
v-on:keydown="inputKeyDown"
v-on:focus="focus"
autofocus
type="textarea"
placeholder="开始你的提问"
/>
</div>
<div class="btn-container">
<el-row>
<el-button type="success" class="send" :disabled="sending" v-on:click="sendMessage">发送</el-button>
<el-button type="info" class="config" ref="send-btn" circle @click="showConnectDialog = true">
<el-icon>
<Tools/>
</el-icon>
</el-button>
</el-row>
</div>
</div><!-- end input box -->
</div><!-- end container -->
<config-dialog v-model:show="showConnectDialog"></config-dialog>
<div class="token-dialog">
<el-dialog
v-model="showLoginDialog"
:show-close="false"
:close-on-click-modal="false"
title="请输入口令继续访问"
>
<el-row>
<el-input v-model="token" placeholder="在此输入口令">
<template #prefix>
<el-icon class="el-input__icon">
<Lock/>
</el-icon>
</template>
</el-input>
<el-button type="primary" @click="submitToken">提交</el-button>
</el-row>
</el-dialog>
</div>
</div>
</template>
<script>
import {defineComponent, nextTick} from 'vue'
import ChatPrompt from "@/components/ChatPrompt.vue";
import ChatReply from "@/components/ChatReply.vue";
import {randString} from "@/utils/libs";
import {ElMessage, ElMessageBox} from 'element-plus'
import {Tools, Lock} from '@element-plus/icons-vue'
import ConfigDialog from '@/components/ConfigDialog.vue'
import {httpPost} from "@/utils/http";
import {getSessionId, setSessionId} from "@/utils/storage";
export default defineComponent({
name: "XChat",
components: {ChatPrompt, ChatReply, Tools, Lock, ConfigDialog},
data() {
return {
title: 'ChatGPT 控制台',
logo: 'images/logo.png',
chatData: [],
inputValue: '',
chatBoxHeight: 0,
showConnectDialog: false,
showLoginDialog: false,
token: '',
connectingMessageBox: null,
socket: null,
toolBoxHeight: 61 + 42,
sending: false,
loading: false
}
},
mounted: function () {
nextTick(() => {
this.chatBoxHeight = window.innerHeight - this.toolBoxHeight;
})
this.checkSession();
for (let i = 0; i < 10; i++) {
this.chatData.push({
type: "prompt",
id: randString(32),
icon: 'images/user-icon.png',
content: "孙悟空为什么可以把金棍棒放进耳朵?",
});
this.chatData.push({
type: "reply",
id: randString(32),
icon: 'images/gpt-icon.png',
content: "孙悟空是中国神话中的人物,传说中他可以把金箍棒放进耳朵里,这是一种超自然能力,无法用现代科学解释。这种能力可能是象征孙悟空超人力量的古代文化传说。",
});
}
window.addEventListener("resize", () => {
this.chatBoxHeight = window.innerHeight - this.toolBoxHeight;
});
},
methods: {
// 检查会话
checkSession: function () {
httpPost("/api/session/get").then(() => {
if (this.socket == null) {
this.connect();
}
// 发送心跳
setTimeout(() => this.checkSession(), 5000);
}).catch((res) => {
if (res.code === 400) {
this.showLoginDialog = true;
} else {
this.connectingMessageBox = ElMessageBox.confirm(
'^_^ 会话发生异常,您已经从服务器断开连接!',
'注意:',
{
confirmButtonText: '重连会话',
cancelButtonText: '不聊了',
type: 'warning',
}
).then(() => {
this.connect();
}).catch(() => {
ElMessage({
type: 'info',
message: '您关闭了会话',
})
})
}
})
},
connect: function () {
// 初始化 WebSocket 对象
const token = getSessionId();
const socket = new WebSocket('ws://' + process.env.VUE_APP_API_HOST + '/api/chat?token=' + token);
socket.addEventListener('open', () => {
ElMessage.success('创建会话成功!');
if (this.connectingMessageBox != null) {
this.connectingMessageBox.close();
this.connectingMessageBox = null;
}
});
socket.addEventListener('message', event => {
if (event.data instanceof Blob) {
const reader = new FileReader();
reader.readAsText(event.data, "UTF-8");
reader.onload = () => {
const data = JSON.parse(String(reader.result));
if (data.type === 'start') {
this.chatData.push({
type: "reply",
id: randString(32),
icon: 'images/gpt-icon.png',
content: "",
cursor: true
});
} else if (data.type === 'end') {
this.sending = false;
this.chatData[this.chatData.length - 1]["cursor"] = false;
} else {
let content = data.content;
// 替换换行符
if (content.indexOf("\n\n") >= 0) {
if (this.chatData[this.chatData.length - 1]["content"].length === 0) {
return
}
content = content.replace("\n\n", "<br />");
}
this.chatData[this.chatData.length - 1]["content"] += content;
}
// 将聊天框的滚动条滑动到最底部
nextTick(() => {
document.getElementById('container').scrollTo(0, document.getElementById('container').scrollHeight)
})
};
}
});
socket.addEventListener('close', () => {
// 检查会话,自动登录
this.checkSession();
});
this.socket = socket;
},
inputKeyDown: function (e) {
if (e.keyCode === 13) {
if (this.sending) {
e.preventDefault();
} else {
this.sendMessage();
}
}
},
// 发送消息
sendMessage: function (e) {
// 强制按钮失去焦点
if (e) {
let target = e.target;
if (target.nodeName === "SPAN") {
target = e.target.parentNode;
}
target.blur();
}
if (this.sending || this.inputValue.trim().length === 0) {
return false;
}
// 追加消息
this.chatData.push({
type: "prompt",
id: randString(32),
icon: 'images/user-icon.png',
content: this.inputValue
});
this.sending = true;
this.socket.send(this.inputValue);
this.$refs["text-input"].blur();
this.inputValue = '';
// 等待 textarea 重新调整尺寸之后再自动获取焦点
setTimeout(() => this.$refs["text-input"].focus(), 100);
return true;
},
// 获取焦点
focus: function () {
setTimeout(function () {
document.getElementById('container').scrollTo(0, document.getElementById('container').scrollHeight)
}, 200)
},
// 提交 Token
submitToken: function () {
this.showLoginDialog = false;
this.loading = true
// 获取会话
httpPost("/api/login", {
token: this.token
}).then((res) => {
setSessionId(res.data)
this.connect();
this.loading = false;
}).catch(() => {
ElMessage.error("口令错误");
this.token = '';
this.showLoginDialog = true;
this.loading = false;
})
}
},
})
</script>
<style lang="stylus">
#app {
height: 100%;
.body {
background-color: rgba(247, 247, 248, 1);
display flex;
//justify-content center;
align-items flex-start;
height 100%;
#container {
overflow auto;
width 100%;
.tool-box {
padding-top 10px;
display flex;
justify-content center;
align-items center;
.el-image {
margin-right 5px;
}
}
.chat-box {
// 变量定义
--content-font-size: 16px;
--content-color: #374151;
font-family 'Microsoft YaHei', '微软雅黑', Arial, sans-serif;
padding: 0 10px 10px 10px;
.chat-line {
padding 10px;
font-size 14px;
display: flex;
align-items: flex-start;
.chat-icon {
img {
width 32px;
height 32px;
}
}
}
}
.input-box {
padding 10px;
width 100%;
position: absolute;
bottom: 0
display: flex;
justify-content: start;
align-items: center;
.input-container {
overflow hidden
width 100%
margin: 0;
border: none;
border-radius: 6px;
box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
background-color: rgba(255, 255, 255, 1);
padding: 5px 10px;
.el-textarea__inner {
box-shadow: none
padding 5px 0
}
.el-textarea__inner::-webkit-scrollbar {
width: 0;
height: 0;
}
}
.btn-container {
margin-left 10px;
.el-row {
flex-wrap nowrap
width 106px;
align-items center
}
.send {
width 60px;
height 40px;
background-color: var(--el-color-success)
}
.is-disabled {
background-color: var(--el-button-disabled-bg-color);
border-color: var(--el-button-disabled-border-color);
}
}
}
}
#container::-webkit-scrollbar {
width: 0;
height: 0;
}
}
}
.el-message-box {
width 90%;
max-width 420px;
}
.el-message {
min-width: 100px;
max-width 600px;
}
.token-dialog {
.el-dialog {
--el-dialog-width 90%;
max-width 400px;
.el-dialog__body {
padding 10px 10px 20px 10px;
}
.el-row {
flex-wrap nowrap
button {
margin-left 5px;
}
}
}
}
</style>