donghaolin
3 months ago
5 changed files with 604 additions and 43 deletions
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20package-lock.json
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1package.json
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22src/store/userPermissionCode.js
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473src/views/aaa.vue
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129src/views/chat.vue
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<script setup> |
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// 移除未使用的导入 |
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import { ref, nextTick, watch, onMounted } from 'vue' |
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import { useUserInfo } from '../store/userPermissionCode' |
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const { getQueryVariable } = useUserInfo() |
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|
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const isTokenValid = ref(false) |
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const fnGetToken = () => { |
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localStorage.setItem('localToken', decodeURIComponent(String(getQueryVariable('token')))) |
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console.log(localStorage.getItem('localToken')); |
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} |
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setTimeout(() => { |
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fnGetToken() |
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}, 800) |
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|
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// 验证 token |
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const validateToken = async () => { |
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const token = localStorage.getItem('localToken') |
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if (!token) { |
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console.error('未找到 token，请重新登录') |
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return false |
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} |
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return true |
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} |
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|
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// 页面加载时验证 token |
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validateToken().then((isValid) => { |
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isTokenValid.value = isValid |
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if (!isValid) { |
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// 可以在这里添加跳转到登录页等逻辑 |
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console.error('Token 验证失败，请重新登录') |
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} |
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}) |
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|
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// 定义Props（可配置参数） |
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const props = defineProps({ |
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apiUrl: { |
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type: String, |
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default: 'http://localhost:5000/ask' |
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}, |
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initialGreeting: { |
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type: String, |
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default: '您好！请问有什么可以帮助您？' |
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} |
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}) |
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// 响应式数据 |
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const messages = ref([ |
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{ |
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content: props.initialGreeting, |
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sender: 'bot', |
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timestamp: new Date() |
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} |
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]) |
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const inputMessage = ref('') |
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const messageContainer = ref(null) |
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const isLoading = ref(false) // 新增：加载状态 |
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|
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// 自动滚动到底部 |
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const scrollToBottom = () => { |
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nextTick(() => { |
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if (messageContainer.value) { |
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messageContainer.value.scrollTop = messageContainer.value.scrollHeight |
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} |
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}) |
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} |
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|
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// 处理流式数据 |
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const handleStreamResponse = async (response, onChunk) => { |
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const reader = response.body.getReader(); |
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const decoder = new TextDecoder(); |
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let done = false; |
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|
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while (!done) { |
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const { value, done: readerDone } = await reader.read(); |
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done = readerDone; |
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if (value) { |
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const chunk = decoder.decode(value, { stream: true }); |
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const lines = chunk.split('\n'); |
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for (const line of lines) { |
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if (line.startsWith('data:')) { |
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const data = line.slice(5).trim(); |
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if (data && data!== '[DONE]') { |
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try { |
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const jsonData = JSON.parse(data); |
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const answerChunk = jsonData.data.answer.replace(/<think>|<\/think>/g, ''); |
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onChunk(answerChunk); |
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} catch (error) { |
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console.error('解析 JSON 数据时出错:', error); |
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} |
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} |
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} |
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} |
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} |
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} |
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}; |
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|
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// 发送消息 |
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const sendMessage = async () => { |
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|
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if (!isTokenValid.value) { |
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console.error('Token 验证失败，无法发送消息') |
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return |
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} |
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|
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if (isLoading.value) return; |
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const content = inputMessage.value.trim() |
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if (!content) return |
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// 添加用户消息 |
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messages.value.push({ |
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content, |
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sender: 'user', |
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timestamp: new Date() |
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}) |
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// 清空输入框 |
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inputMessage.value = '' |
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scrollToBottom() |
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|
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// 显示加载动画 |
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isLoading.value = true |
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const loadingMessage = { |
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content: '我正在思考...', |
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sender: 'bot', |
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timestamp: new Date(), |
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isLoading: true |
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}; |
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messages.value.push(loadingMessage); |
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scrollToBottom() |
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|
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try { |
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// 调用API获取流式回复 |
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const response = await fetch("http://192.168.1.140/api/v1/chats/89fcb72aeffc11ef98100242ac120006/completions", { |
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method: 'POST', |
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headers: { 'Content-Type': 'application/json', Authorization: localStorage.getItem('localToken') }, |
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body: JSON.stringify({ question: content, stream: true, session_id: "750a8af4f00611ef9e130242ac120006" }) |
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}); |
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|
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if (!response.ok) { |
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throw new Error(`HTTP error! status: ${response.status}`); |
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} |
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|
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// 移除加载消息 |
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messages.value = messages.value.filter(msg => !msg.isLoading); |
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const botMessage = { |
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content: '', |
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sender: 'bot', |
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timestamp: new Date() |
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}; |
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messages.value.push(botMessage); |
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|
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await handleStreamResponse(response, (chunk) => { |
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botMessage.content += chunk; |
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const grayText = `<span style="color: gray;">${botMessage.content}</span>`; |
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botMessage.content = grayText; |
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scrollToBottom(); |
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}); |
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|
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} catch (error) { |
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console.error('API请求失败:', error) |
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// 移除加载消息 |
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messages.value = messages.value.filter(msg => !msg.isLoading); |
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|
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messages.value.push({ |
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content: '服务暂时不可用，请稍后再试', |
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sender: 'bot', |
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timestamp: new Date() |
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}) |
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scrollToBottom() |
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} finally { |
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// 隐藏加载动画 |
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isLoading.value = false |
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} |
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} |
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// 格式化时间显示 |
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const formatTime = (date) => { |
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return new Date(date).toLocaleTimeString([], { |
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hour: '2-digit', |
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minute: '2-digit' |
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}) |
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} |
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// 自适应输入框高度 |
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const adjustInputHeight = () => { |
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const textarea = document.querySelector('.message-input') |
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textarea.style.height = 'auto' |
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textarea.style.height = `${textarea.scrollHeight}px` |
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} |
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// 监听输入内容变化 |
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watch(inputMessage, adjustInputHeight) |
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|
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// 在组件挂载后按顺序执行操作 |
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onMounted(async () => { |
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// 先获取 token |
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fnGetToken() |
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// 再验证 token |
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const isValid = await validateToken() |
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isTokenValid.value = isValid |
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if (!isValid) { |
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console.error('Token 验证失败，请重新登录') |
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} |
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}) |
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|
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</script> |
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<template> |
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<!-- 聊天容器 --> |
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<div class="chat-container"> |
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<!-- 聊天框头部 --> |
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<div class="chat-header">夺宝奇兵智能客服</div> |
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<!-- 消息展示区域 --> |
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<div class="message-list" ref="messageContainer"> |
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<div v-for="(message, index) in messages" :key="index" class="message-item" :class="[message.sender]"> |
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<!-- 机器人头像 --> |
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<div v-if="message.sender === 'bot'" class="bot-avatar"> |
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<img src="/src/assets/img/avatar/超级云脑按钮.png" alt="Bot Avatar"> |
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</div> |
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<div class="message-bubble"> |
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<div class="message-content"> |
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<!-- 显示加载动画 --> |
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<span v-if="message.isLoading"> |
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{{ message.content }} |
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<el-icon class="is-loading"> |
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<Loading /> |
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</el-icon> |
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</span> |
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<span v-else v-html="message.content"></span> |
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</div> |
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<div class="message-time">{{ formatTime(message.timestamp) }}</div> |
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</div> |
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<!-- 用户头像 --> |
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<div v-if="message.sender === 'user'" class="user-avatar"> |
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<img src="/src/assets/img/avatar/小柒.png" alt="User Avatar"> |
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</div> |
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</div> |
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</div> |
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<!-- 输入区域 --> |
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<div class="input-area"> |
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<textarea v-model="inputMessage" @keydown.enter.exact.prevent="isLoading ? null : sendMessage()" |
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placeholder="输入您的问题..." rows="1" class="message-input"></textarea> |
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<el-tooltip content="机器人正在思考" :disabled="!isLoading"> |
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<template #content> |
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机器人正在思考 |
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</template> |
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<button @click="sendMessage" :disabled="!isTokenValid || isLoading" class="send-button"> |
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<!-- 使用ElementPlus的发送图标 --> |
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<span v-if="isLoading"> |
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<el-icon class="is-loading"> |
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<Loading /> |
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</el-icon> |
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</span> |
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<span v-else class="send-button-content"> |
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<el-icon> |
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<Position /> |
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</el-icon> |
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<span> 发送</span> |
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</span> |
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</button> |
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</el-tooltip> |
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</div> |
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<!-- 未登录覆盖层 --> |
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<div v-if="!isTokenValid" class="overlay"> |
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<div class="overlay-content">用户未登录</div> |
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</div> |
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</div> |
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</template> |
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|
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<style scoped> |
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.chat-container { |
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display: flex; |
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flex-direction: column; |
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height: 90vh; |
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width: 90vw; |
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max-width: 800px; |
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margin: 0; |
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border: 1px solid #e0e0e0; |
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border-radius: 12px; |
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background: #f8f9fa; |
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overflow: hidden; |
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/* 新增样式，实现水平和垂直居中 */ |
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position: absolute; |
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top: 50%; |
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left: 50%; |
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transform: translate(-50%, -50%); |
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} |
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|
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/* 聊天框头部样式 */ |
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.chat-header { |
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background-color: #007bff; |
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color: white; |
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padding: 16px; |
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font-size: 1.2rem; |
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text-align: center; |
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} |
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|
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.message-list { |
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flex: 1; |
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padding: 20px; |
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overflow-y: auto; |
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background: white; |
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} |
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|
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.message-item { |
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display: flex; |
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margin-bottom: 16px; |
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} |
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|
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.message-item.user { |
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justify-content: flex-end; |
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} |
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|
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.bot-avatar { |
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margin-right: 10px; |
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} |
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|
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.bot-avatar img { |
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width: 40px; |
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height: 40px; |
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border-radius: 50%; |
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object-fit: cover; |
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} |
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|
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.user-avatar { |
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margin-left: 10px; |
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} |
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|
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.user-avatar img { |
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width: 40px; |
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height: 40px; |
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border-radius: 50%; |
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object-fit: cover; |
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} |
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|
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.message-bubble { |
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max-width: 80%; |
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padding: 12px 16px; |
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border-radius: 15px; |
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position: relative; |
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} |
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|
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.message-content span { |
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display: block; |
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/* 确保元素显示 */ |
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} |
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|
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.message-item.user .message-bubble { |
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background: #007bff; |
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color: white; |
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border-bottom-right-radius: 4px; |
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} |
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|
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.message-item.bot .message-bubble { |
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background: #f1f3f5; |
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color: #212529; |
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border-bottom-left-radius: 4px; |
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} |
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|
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.message-time { |
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font-size: 0.75rem; |
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color: rgba(255, 255, 255, 0.8); |
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margin-top: 4px; |
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text-align: right; |
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} |
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|
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.message-item.bot .message-time { |
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color: rgba(0, 0, 0, 0.6); |
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} |
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|
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.input-area { |
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display: flex; |
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align-items: center; |
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gap: 12px; |
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padding: 16px; |
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border-top: 1px solid #e0e0e0; |
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background: white; |
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} |
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|
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.message-input { |
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flex: 1; |
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padding: 10px 16px; |
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border: 1px solid #e0e0e0; |
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border-radius: 20px; |
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resize: none; |
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max-height: 120px; |
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font-family: inherit; |
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} |
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|
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.send-button { |
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display: flex; |
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align-items: center; |
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justify-content: center; |
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width: 100px; |
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/* 调整宽度以适应文字 */ |
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height: 40px; |
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border: none; |
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border-radius: 20px; |
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/* 调整圆角 */ |
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background: #007bff; |
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color: white; |
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cursor: pointer; |
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transition: all 0.3s ease; |
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/* 添加过渡效果 */ |
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box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2); |
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/* 添加阴影 */ |
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font-size: 16px; |
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/* 调整字体大小 */ |
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font-weight: 600; |
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/* 调整字体粗细 */ |
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|
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} |
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|
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.send-button:hover { |
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background: #0056b3; |
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transform: translateY(-2px); |
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/* 悬停时向上移动 */ |
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box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); |
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/* 悬停时增加阴影 */ |
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} |
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|
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/* 新增加载状态样式 */ |
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.loading-state { |
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background: #ccc; |
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cursor: not-allowed; |
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} |
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|
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.send-button-content { |
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display: flex; |
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align-items: center; |
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justify-content: center; |
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gap: 8px; |
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/* 调整文字和图标间距 */ |
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} |
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|
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/* .send-button { |
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display: flex; |
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align-items: center; |
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justify-content: center; |
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width: 40px; |
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height: 40px; |
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border: none; |
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border-radius: 50%; |
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background: #007bff; |
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color: white; |
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cursor: pointer; |
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transition: background 0.2s; |
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} |
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|
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.send-button:hover { |
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background: #0056b3; |
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} */ |
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|
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.send-button svg { |
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width: 20px; |
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height: 20px; |
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} |
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|
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.overlay { |
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position: absolute; |
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top: 0; |
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left: 0; |
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width: 100%; |
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height: 100%; |
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background-color: rgba(255, 255, 255, 0.8); |
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/* 透明度 50% 的白色背景 */ |
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display: flex; |
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justify-content: center; |
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align-items: center; |
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z-index: 1; |
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/* 确保覆盖层在聊天框上方 */ |
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} |
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|
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.overlay-content { |
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font-size: 36px; |
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font-weight: bold; |
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color: #f60707; |
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} |
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</style> |
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