ai chat init

This commit is contained in:
xie7654
2025-07-12 16:54:49 +08:00
parent 62bba7d23f
commit f5314efc81
10 changed files with 390 additions and 18 deletions

View File

@@ -0,0 +1,285 @@
<script lang="ts" setup>
import { nextTick, onMounted, ref, watch } from 'vue';
interface Message {
type: 'ai' | 'system' | 'user' | string;
content: string;
isTyping?: boolean;
}
const input = ref<string>('');
const messages = ref<Message[]>([]);
const loading = ref<boolean>(false);
const isConnected = ref<boolean>(false);
let socket: null | WebSocket = null;
const messagesRef = ref<HTMLElement | null>(null);
onMounted(() => {
const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
const host = window.location.host;
const wsUrl = `${protocol}//${host}/ws/chat/`;
socket = new WebSocket(wsUrl);
socket.addEventListener('open', () => {
isConnected.value = true;
messages.value.push({ type: 'system', content: '✅ WebSocket 连接成功' });
});
socket.addEventListener('message', (event: MessageEvent<string>) => {
const data = JSON.parse(event.data);
if (data.done) {
loading.value = false;
if (
messages.value.length > 0 &&
messages.value[messages.value.length - 1]?.type === 'ai'
) {
const lastMsg = messages.value[messages.value.length - 1];
if (lastMsg) {
lastMsg.isTyping = false;
}
}
} else if (data.is_streaming) {
if (
messages.value.length > 0 &&
messages.value[messages.value.length - 1]?.type === 'ai'
) {
const currentMessage = messages.value[messages.value.length - 1];
if (currentMessage) {
currentMessage.content += data.message;
currentMessage.isTyping = true;
}
} else {
messages.value.push({
type: 'ai',
content: data.message,
isTyping: true,
});
}
} else {
const messageType = data.type || 'system';
messages.value.push({ type: messageType, content: data.message });
}
});
socket.addEventListener('close', (event: CloseEvent) => {
isConnected.value = false;
messages.value.push({
type: 'system',
content: `❌ WebSocket 连接已断开 (${event.code})`,
});
});
socket.addEventListener('error', () => {
isConnected.value = false;
messages.value.push({ type: 'system', content: '❌ WebSocket 连接错误' });
});
});
// 自动滚动到底
watch(
messages,
() => {
nextTick(() => {
if (messagesRef.value) {
messagesRef.value.scrollTop = messagesRef.value.scrollHeight;
}
});
},
{ deep: true },
);
function send(): void {
if (!input.value.trim()) return;
if (socket && socket.readyState === WebSocket.OPEN) {
loading.value = true;
messages.value.push({ type: 'user', content: input.value });
socket.send(JSON.stringify({ message: input.value }));
input.value = '';
} else {
messages.value.push({
type: 'system',
content: '❌ WebSocket 未连接,无法发送消息',
});
}
}
</script>
<template>
<div class="chat-box">
<div class="messages" ref="messagesRef">
<div class="message" v-for="(msg, index) in messages" :key="index">
<span v-if="msg.type === 'user'" class="user-message"
>🧑: {{ msg.content }}</span
>
<span v-else-if="msg.type === 'ai'" class="ai-message"
>🤖: {{ msg.content }}</span
>
</div>
<div v-if="loading" class="loading">AI 正在思考...</div>
</div>
<div class="input-box">
<input v-model="input" @keyup.enter="send" placeholder="请输入问题..." />
<button @click="send">发送</button>
</div>
</div>
</template>
<style scoped>
.chat-box {
display: flex;
flex-direction: column;
height: 80vh;
width: 400px;
border: 1px solid #ddd;
}
.connection-status {
padding: 8px;
background-color: #f8f9fa;
border-bottom: 1px solid #ddd;
display: flex;
justify-content: space-between;
align-items: center;
font-size: 12px;
}
.history-controls {
display: flex;
gap: 4px;
}
.history-btn {
padding: 2px 6px;
background-color: #6c757d;
color: white;
border: none;
border-radius: 3px;
cursor: pointer;
font-size: 10px;
}
.history-btn:hover {
background-color: #5a6268;
}
.status-connected {
color: #28a745;
font-weight: bold;
}
.status-connecting {
color: #ffc107;
font-weight: bold;
}
.status-disconnected {
color: #dc3545;
font-weight: bold;
}
.status-disconnecting {
color: #6c757d;
font-weight: bold;
}
.status-unknown {
color: #6c757d;
font-weight: bold;
}
.messages {
flex: 1;
overflow-y: auto;
padding: 8px;
}
.message {
margin: 4px 0;
word-wrap: break-word;
}
.user-message {
color: #007bff;
font-weight: bold;
}
.ai-message {
color: #28a745;
}
.typing-text {
display: inline;
}
.typing-cursor {
color: #28a745;
animation: blink 1s infinite;
font-weight: bold;
}
@keyframes blink {
0%,
50% {
opacity: 1;
}
51%,
100% {
opacity: 0;
}
}
.system-message {
color: #6c757d;
font-style: italic;
}
.history-message {
color: #17a2b8;
font-style: italic;
white-space: pre-line;
}
.loading {
color: gray;
font-style: italic;
}
.input-box {
display: flex;
padding: 8px;
border-top: 1px solid #ddd;
}
input {
flex: 1;
padding: 8px;
border: 1px solid #ddd;
border-radius: 4px;
margin-right: 8px;
}
input:disabled {
background-color: #f8f9fa;
cursor: not-allowed;
}
button {
padding: 8px 16px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
}
button:hover:not(:disabled) {
background-color: #0056b3;
}
button:disabled {
background-color: #6c757d;
cursor: not-allowed;
}
</style>