{"id":100539,"date":"2026-09-04T19:05:17","date_gmt":"2026-09-04T11:05:17","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/100539.html"},"modified":"2026-09-04T19:05:17","modified_gmt":"2026-09-04T11:05:17","slug":"103-rag-llamaindex%e5%90%8e%e7%ab%afrag%e9%97%ae%e7%ad%94-%e8%81%8a%e5%a4%a9%e6%8e%a5%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/100539.html","title":{"rendered":"103.RAG-LLamaIndex\u540e\u7aefrag\u95ee\u7b54-\u804a\u5929\u63a5\u53e3"},"content":{"rendered":"

\u6458\u8981：\u672c\u6587\u7cfb\u7edf\u8bb2\u89e3\u57fa\u4e8e LlamaIndex \u6784\u5efa RAG \u77e5\u8bc6\u5e93\u95ee\u7b54\u7cfb\u7edf\u7684\u5b8c\u6574\u5b9e\u73b0\u3002\u6587\u7ae0\u4ece\u524d\u7aef\u804a\u5929\u903b\u8f91\u5165\u624b，\u8be6\u7ec6\u62c6\u89e3 ChatView.vue \u4e0e ChatInput.vue \u7684\u4ea4\u4e92\u6d41\u7a0b\u3001chat.ts \u4e2d\u6d88\u606f\u53d1\u9001\u4e0e\u63a5\u53e3\u8c03\u7528\u673a\u5236，\u5e76\u7ed9\u51fa\u5b8c\u6574\u53ef\u8fd0\u884c\u7684 Vue \u4ee3\u7801；\u968f\u540e\u6df1\u5165\u540e\u7aef，\u4ecb\u7ecd RAGService \u7684\u521d\u59cb\u5316\u3001\u6587\u6863\u6444\u53d6\u6d41\u6c34\u7ebf\u3001\u5411\u91cf\u7d22\u5f15\u6784\u5efa\u3001\u6df7\u5408\u68c0\u7d22（\u5411\u91cf\u68c0\u7d22\u4e0e BM25 \u878d\u5408）\u4ee5\u53ca\u8bed\u4e49\u91cd\u6392\u7b49\u6838\u5fc3\u73af\u8282，\u6700\u7ec8\u5b9e\u73b0\u652f\u6301\u77e5\u8bc6\u5e93\u95ee\u7b54\u3001\u6d41\u5f0f\u8f93\u51fa\u4e0e\u591a\u4f1a\u8bdd\u8bb0\u5fc6\u7684\u5b8c\u6574\u5e94\u7528\u3002<\/p>\n

\u5185\u5bb9\u53c2\u8003\u4e8e：\u56fe\u7075AI\u5927\u6a21\u578b\u5168\u6808<\/span><\/p>\n

\u9996\u5148\u662f\u524d\u7aef\u903b\u8f91，\u804a\u5929\u90fd\u662f\u5728chat.ts\u91cc\u5b9e\u73b0\u7684<\/p>\n

\u9996\u5148\u5728\u4e0b\u56fe\u7ea2\u6846\u8fdb\u884c\u5f15\u7528chat.ts，chat.ts\u6587\u4ef6\u4e2d\u8fd4\u56de\u4e86\u4e00\u4e2a\u53ebuseChatStore\u6807\u8bc6（\u5b83\u5c31\u4ee3\u8868\u4e86\u6574\u4e2achat.ts\u6587\u4ef6\u91cc\u7684\u4ee3\u7801）<\/p>\n

\"\"<\/p>\n

\u4e0a\u56feChatView.vue\u6587\u4ef6\u662f\u4e0b\u56fe\u7684\u9875\u9762<\/p>\n

\"\"<\/p>\n

\u7136\u540e\u5728\u4e0b\u56fe\u7ea2\u6846\u4f4d\u7f6e\u521b\u5efachat.ts\u5b9e\u4f8b<\/p>\n

\"\"<\/p>\n

\u7136\u540e\u5728\u4e0b\u56fe\u7ea2\u6846\u4f4d\u7f6e\u521b\u5efa\u4e86\u4e00\u4e2asend\u7684\u6d88\u606f\u4e8b\u4ef6，\u5b83\u4f1a\u76d1\u542c\u5b50\u7ec4\u4ef6\u53d1\u9001\u7684send\u4e8b\u4ef6，\u5b50\u7ec4\u4ef6\u5c31\u662fChatInput.vue<\/p>\n

\"\"<\/p>\n

\u5728ChatInput.vue\u4e2d\u5b83\u4f1a\u8c03\u7528sendMessage\u51fd\u6570<\/p>\n

\"\"<\/p>\n

\u4e0a\u56fe\u7ea2\u6846\u548c\u84dd\u6846\u91cc\u7684\u5185\u5bb9\u662f\u9875\u9762\u4e0a\u7684\u8f93\u5165\u6846\u548c\u53d1\u9001\u6309\u94ae，\u5982\u4e0b\u56fe，\u4e0a\u56fe\u7ea2\u6846\u7684\u5bf9\u5e94\u4e0b\u56fe\u7ea2\u6846\u7684\u8f93\u5165\u6846，\u4e0a\u56fe\u84dd\u6846\u7684\u5bf9\u5e94\u4e0b\u56fe\u84dd\u6846\u7684\u53d1\u9001\u6309\u94ae，\u5728\u8f93\u5165\u6846\u4e2d\u6309\u4e0b\u56de\u8f66\u952e（Enter）\u4f1a\u89e6\u53d1sendMessage\u51fd\u6570，\u9f20\u6807\u70b9\u51fb\u4e0b\u56fe\u84dd\u6846\u7684\u53d1\u9001\u6309\u94ae\u4f1a\u89e6\u53d1sendMessage\u51fd\u6570<\/p>\n

\"\"<\/p>\n

\u7136\u540e\u5982\u4e0b\u56fe\u7ea2\u6846，sendMessage\u51fd\u6570\u4e2d\u4f1a\u7ed9\u7236\u7ec4\u4ef6\u4e5f\u5c31\u662fChatView.vue\u53d1\u9001\u4e00\u4e2asend\u4e8b\u4ef6<\/p>\n

\"\"<\/p>\n

\u5982\u4e0b\u56fe，\u5b83\u4f1a\u901a\u8fc7 ChatView.vue \u89e6\u53d1chatStore.sendMessage\u8fd9\u4e2a\u51fd\u6570，\u4e5f\u5c31\u662f\u4f1a\u6267\u884c\u5230chat.ts\u6587\u4ef6\u4e2d<\/p>\n

\"\"<\/p>\n

\u7136\u540e\u5728\u4e0b\u56fe\u7ea2\u6846\u7684\u51fd\u6570\u4e2d\u8c03\u7528\u4e86\u804a\u5929\u63a5\u53e3<\/p>\n

\"\"<\/p>\n

\u5982\u4e0b\u56fe\u7ea2\u6846\u804a\u5929\u63a5\u53e3<\/p>\n

\"\"<\/p>\n

\u5b8c\u6574\u4ee3\u7801<\/p>\n

ChatView.vue<\/p>\n

<!– ChatView.vue \u804a\u5929\u4e3b\u9875\u9762
\n\u4f5c\u7528：\u5c55\u793a\u804a\u5929\u5bf9\u8bdd\u6c14\u6ce1\u3001\u5386\u53f2\u6d88\u606f；\u5f15\u5165ChatInput\u8f93\u5165\u5b50\u7ec4\u4ef6；\u76d1\u542c\u5b50\u7ec4\u4ef6\u4e8b\u4ef6；\u8c03\u7528pinia\u804a\u5929\u4ed3\u5e93；\u6e32\u67d3markdown\u6d88\u606f；\u6eda\u52a8\u63a7\u5236
\n–>
\n<script setup lang="ts">
\n\/\/ \u5bfc\u5165vue\u5185\u7f6eAPI
\n\/\/ onMounted：\u7ec4\u4ef6\u6302\u8f7d\u5b8c\u6210\u4e4b\u540e\u6267\u884c\u7684\u94a9\u5b50\u51fd\u6570；nextTick：DOM\u66f4\u65b0\u5b8c\u6210\u540e\u6267\u884c；ref：\u521b\u5efa\u54cd\u5e94\u5f0f\u57fa\u7840\u53d8\u91cf
\nimport { onMounted, nextTick, ref } from 'vue';
\n\/\/ \u5bfc\u5165pinia\u4ed3\u5e93
\n\/\/ userStore \u7528\u6237\u72b6\u6001\u4ed3\u5e93，\u5b58\u7528\u6237id\u767b\u5f55\u4fe1\u606f
\nimport { useUserStore } from '..\/stores\/user';
\n\/\/ chatStore \u804a\u5929\u4ed3\u5e93，\u5b58\u653e\u6d88\u606f\u6570\u7ec4\u3001\u53d1\u9001\u6d88\u606f\u3001\u6e05\u7a7a\u5386\u53f2\u3001\u52a0\u8f7d\u5386\u53f2\u6d88\u606f\u4e1a\u52a1\u51fd\u6570
\nimport { useChatStore } from '..\/stores\/chat';
\n\/\/ vue-router\u8def\u7531，\u7528\u4e8e\u9875\u9762\u8df3\u8f6c
\nimport { useRouter } from 'vue-router';
\n\/\/ \u5bfc\u5165\u5b50\u7ec4\u4ef6：\u804a\u5929\u8f93\u5165\u63a7\u5236\u9762\u677f\u7ec4\u4ef6
\nimport Header from '..\/components\/Header.vue';
\nimport ChatInput from '..\/components\/ChatInput.vue';
\n\/\/ watch：\u76d1\u542c\u54cd\u5e94\u5f0f\u6570\u636e\u53d8\u5316
\nimport { watch } from 'vue';
\n\/\/ marked：markdown\u89e3\u6790\u5e93，\u628aAI\u8fd4\u56demarkdown\u6587\u672c\u8f6c\u4e3ahtml
\nimport { marked } from 'marked';
\n\/\/ highlight.js：\u4ee3\u7801\u9ad8\u4eae\u5e93，\u6e32\u67d3\u4ee3\u7801\u5757\u989c\u8272
\nimport hljs from 'highlight.js';
\n\/\/ marked-highlight：marked\u63d2\u4ef6，\u96c6\u6210hljs\u4ee3\u7801\u9ad8\u4eae
\nimport { markedHighlight } from 'marked-highlight';
\n\/\/ element-plus\u6d88\u606f\u63d0\u793a\u7ec4\u4ef6，\u5f39\u51fa\u6210\u529f\/\u5931\u8d25\u63d0\u793a\u6846
\nimport { ElMessage } from 'element-plus';
\n\/\/ \u83b7\u53d6pinia\u4ed3\u5e93\u5b9e\u4f8b
\nconst userStore = useUserStore();
\nconst chatStore = useChatStore();
\n\/\/ \u83b7\u53d6\u8def\u7531\u5b9e\u4f8b
\nconst router = useRouter();
\n\/\/ \u54cd\u5e94\u5f0f\u5bf9\u8c61：\u8bb0\u5f55\u6bcf\u4e00\u6761\u77e5\u8bc6\u5e93\u6765\u6e90\u9762\u677f\u662f\u6298\u53e0\u8fd8\u662f\u5c55\u5f00
\n\/\/ key:\u6d88\u606f\u7684index\u7d22\u5f15；value:true\u6298\u53e0 false\u5c55\u5f00
\nconst sourcesCollapsed = ref<{ [key: number]: boolean }>({});
\n\/\/ \u9875\u9762\u521a\u52a0\u8f7d，\u5224\u65ad\u7528\u6237\u662f\u5426\u767b\u5f55，\u5982\u679c\u6ca1\u6709userId，\u8df3\u8f6c\u5230\u9996\u9875\u767b\u5f55
\nif (!userStore.userId) {
\nrouter.push('\/');
\n}
\n\/\/ \u914d\u7f6emarked markdown\u6e32\u67d3\u63d2\u4ef6，\u5b9e\u73b0\u4ee3\u7801\u5757\u9ad8\u4eae
\nmarked.use(markedHighlight({
\n\/\/ css\u7c7b\u540d\u524d\u7f00，\u914d\u5408highlight.js\u6837\u5f0f
\nlangPrefix: 'hljs language-',
\n\/\/ \u5bf9\u4ee3\u7801\u5757\u8fdb\u884c\u9ad8\u4eae\u5904\u7406
\nhighlight(code, lang) {
\n\/\/ \u5982\u679c\u8bc6\u522b\u5230\u4ee3\u7801\u8bed\u8a00，\u5e76\u4e14hljs\u652f\u6301\u8be5\u8bed\u8a00
\nif (lang && hljs.getLanguage(lang)) {
\ntry {
\n\/\/ \u4f7f\u7528\u6307\u5b9a\u8bed\u8a00\u9ad8\u4eae\u4ee3\u7801，\u8fd4\u56dehtml\u5b57\u7b26\u4e32
\nreturn hljs.highlight(code, { language: lang }).value;
\n} catch (err) {}
\n}
\n\/\/ \u8bc6\u522b\u4e0d\u51fa\u8bed\u8a00，\u81ea\u52a8\u731c\u6d4b\u8bed\u8a00\u8fdb\u884c\u9ad8\u4eae
\nreturn hljs.highlightAuto(code).value;
\n}
\n}));
\n\/**
\n@description \u683c\u5f0f\u5316\u6d88\u606f\u5185\u5bb9，\u7528\u6237\u6d88\u606f\u8f6c\u4e49html；AI\u6d88\u606f\u6e32\u67d3markdown
\n@param text \u539f\u59cb\u6d88\u606f\u6587\u672c
\n@param role \u6d88\u606f\u89d2\u8272 user\u7528\u6237 \/ assistant AI
\n@returns \u5904\u7406\u5b8c\u6210\u7684html\u5b57\u7b26\u4e32
\n*\/
\nconst formatMessage = (text: string, role: string) => {
\nconsole.log('22', text)
\n\/\/ \u5982\u679c\u6587\u672c\u4e3a\u7a7a，\u76f4\u63a5\u8fd4\u56de\u7a7a\u5b57\u7b26\u4e32
\nif (!text) return '';
\nif (role === 'user') {
\n\/\/ \u7528\u6237\u6d88\u606f：\u4e0d\u80fd\u6e32\u67d3html，\u9632\u6b62XSS\u653b\u51fb；\u628a\u7279\u6b8a\u7b26\u53f7\u8f6c\u4e49；\u6362\u884c\u7b26\u66ff\u6362\u6210br\u6362\u884c\u6807\u7b7e
\nreturn text
\n.replace(\/&\/g, '&amp;')
\n.replace(\/<\/g, '&lt;')
\n.replace(\/>\/g, '&gt;')
\n.replace(\/\\\\n\/g, '<br>');
\n} else {
\n\/\/ AI\u6d88\u606f：\u5c06markdown\u6587\u672c\u8f6c\u4e3ahtml
\nreturn marked(text);
\n}
\n};
\n\/**
\n@description \u5207\u6362\u77e5\u8bc6\u5e93\u6765\u6e90\u9762\u677f\u6298\u53e0\/\u5c55\u5f00\u72b6\u6001
\n@param messageIndex \u5f53\u524d\u6d88\u606f\u6570\u7ec4\u7684\u4e0b\u6807\u7d22\u5f15
\n*\/
\nconst toggleSources = (messageIndex: number) => {
\n\/\/ \u53d6\u53cd\u5e03\u5c14\u503c，true\u53d8false，false\u53d8true
\nsourcesCollapsed.value[messageIndex] = !sourcesCollapsed.value[messageIndex];
\n};
\n\/**
\n@description \u521d\u59cb\u5316\u5355\u6761\u6d88\u606f\u7684\u6298\u53e0\u72b6\u6001，\u5982\u679c\u6ca1\u6709\u8bbe\u7f6e\u8fc7，\u9ed8\u8ba4\u6298\u53e0 true
\n@param messageIndex \u6d88\u606f\u4e0b\u6807
\n*\/
\nconst initSourcesCollapsed = (messageIndex: number) => {
\n\/\/ \u5224\u65ad\u8fd9\u4e2a\u4e0b\u6807\u5728\u5bf9\u8c61\u91cc\u662f\u5426\u4e0d\u5b58\u5728
\nif (sourcesCollapsed.value[messageIndex] === undefined) {
\nsourcesCollapsed.value[messageIndex] = true; \/\/ \u9ed8\u8ba4\u6298\u53e0
\n}
\n};
\n\/**
\n@description \u6587\u672c\u622a\u65ad，\u592a\u957f\u7684\u6765\u6e90\u5185\u5bb9\u505a\u9884\u89c8，\u8d85\u51fa\u90e8\u5206\u663e\u793a\u7701\u7565\u53f7
\n@param text \u539f\u59cb\u6587\u672c
\n@param maxLength \u6700\u5927\u5141\u8bb8\u5b57\u7b26
\n@returns \u622a\u65ad\u540e\u7684\u5b57\u7b26\u4e32
\n*\/
\nconst truncateText = (text: string, maxLength: number = 150) => {
\nif (!text) return '';
\nreturn text.length > maxLength ? text.substring(0, maxLength) + '…' : text;
\n};
\n\/**
\n@description \u804a\u5929\u5bb9\u5668\u6eda\u52a8\u5230\u5e95\u90e8，\u67e5\u770b\u6700\u65b0\u6d88\u606f
\nnextTick：\u7b49\u5f85DOM\u9875\u9762\u6e32\u67d3\u5b8c\u6210\u4e4b\u540e\u518d\u6267\u884c\u6eda\u52a8\u64cd\u4f5c
\n*\/
\nconst scrollToBottom = () => {
\nnextTick(() => {
\n\/\/ \u83b7\u53d6\u804a\u5929\u5bb9\u5668dom\u5143\u7d20
\nconst chatContainer = document.getElementById('chat-container');
\nif (chatContainer) chatContainer.scrollTop = chatContainer.scrollHeight;
\n});
\n};
\n\/**
\n@description \u6e05\u7a7a\u804a\u5929\u8bb0\u5f55，\u8c03\u7528pinia\u4ed3\u5e93\u65b9\u6cd5，\u540c\u65f6\u91cd\u7f6e\u672c\u5730\u6298\u53e0\u72b6\u6001
\n*\/
\nconst clearChatHistory = async () => {
\ntry {
\n\/\/ \u8c03\u7528pinia store\u6e05\u7a7a\u804a\u5929\u8bb0\u5f55\u5f02\u6b65\u51fd\u6570
\nawait chatStore.clearChatHistory();
\n\/\/ \u6e05\u7a7a\u6240\u6709\u6765\u6e90\u9762\u677f\u6298\u53e0\u72b6\u6001
\nsourcesCollapsed.value = {};
\n\/\/ element plus\u5f39\u51fa\u6210\u529f\u63d0\u793a
\nElMessage({
\nmessage: '\u804a\u5929\u8bb0\u5f55\u5df2\u6e05\u7a7a',
\ntype: 'success',
\nduration: 2000,
\n});
\n} catch (error) {
\nconsole.error('\u6e05\u7a7a\u804a\u5929\u8bb0\u5f55\u5931\u8d25:', error);
\nElMessage({
\nmessage: '\u6e05\u7a7a\u804a\u5929\u8bb0\u5f55\u5931\u8d25，\u8bf7\u91cd\u8bd5',
\ntype: 'error',
\nduration: 3000,
\n});
\n}
\n};
\n\/**
\n@description onMounted：\u7ec4\u4ef6\u6302\u8f7d\u5b8c\u6bd5（\u9875\u9762DOM\u5df2\u7ecf\u6e32\u67d3\u5b8c\u6210）\u6267\u884c
\n\u9875\u9762\u6253\u5f00\u52a0\u8f7d\u5386\u53f2\u804a\u5929\u8bb0\u5f55
\n*\/
\nonMounted(() => {
\nconsole.log(chatStore.loadChatHistory().then((aa) => console.log(aa)))
\n\/\/ \u8c03\u7528pinia\u52a0\u8f7d\u5386\u53f2\u6d88\u606f，\u52a0\u8f7d\u5b8c\u6210\u6eda\u52a8\u5230\u5e95\u90e8
\nchatStore.loadChatHistory().then(() => scrollToBottom());
\n});
\n\/**
\n@description watch\u76d1\u542c\u5668
\n\u76d1\u542cchatStore.messages\u804a\u5929\u6d88\u606f\u6570\u7ec4\u53d8\u5316；deep:true\u6df1\u5ea6\u76d1\u542c\u6570\u7ec4\u5185\u90e8\u4fee\u6539
\n\u53ea\u8981\u6d88\u606f\u6570\u7ec4\u65b0\u589e\/\u4fee\u6539\u6d88\u606f，\u81ea\u52a8\u6eda\u52a8\u9875\u9762\u5230\u5e95\u90e8
\n*\/
\nwatch(
\n() => chatStore.messages, \/\/ \u76d1\u542c\u76ee\u6807：pinia\u4ed3\u5e93\u91cc\u9762messages
\n() => {
\nscrollToBottom(); \/\/ \u56de\u8c03\u51fd\u6570，\u6bcf\u6b21 messages \u53d8\u5316\u5c31\u6eda\u52a8\u5230\u5e95
\n},
\n{ deep: true }
\n);
\n<\/script>
\n<template>
\n<!– \u9875\u9762\u6700\u5916\u5c42\u5bb9\u5668，\u6df1\u8272\u80cc\u666f，\u5168\u5c4f\u9ad8\u5ea6 –>
\n<div class="min-h-screen bg-gray-900 text-white">
\n<!– \u9876\u90e8\u5934\u90e8\u7ec4\u4ef6 –>
\n<Header \/>
\n&lt;!– \u9875\u9762\u4e3b\u4f53\u5bb9\u5668，\u6c34\u5e73\u5c45\u4e2d –&gt;
\n&lt;div class="flex justify-center px-4 py-6"&gt;
\n &lt;!– \u6700\u5927\u5bbd\u5ea6\u5bb9\u5668，\u5f39\u6027\u5e03\u5c40，\u9ad8\u5ea6\u6263\u9664\u9876\u90e8\u9ad8\u5ea6 –&gt;
\n &lt;div class="w-full max-w-4xl flex flex-col h-[calc(100vh-120px)]"&gt;<\/p>\n

&lt;!– \u804a\u5929\u6d88\u606f\u5bb9\u5668，id\u7ed9js\u83b7\u53d6dom；overflow-y-auto\u5185\u5bb9\u8d85\u51fa\u51fa\u73b0\u6eda\u52a8\u6761 –&gt;
\n &lt;div id="chat-container" class="flex-1 overflow-y-auto space-y-4 mb-4 px-4 py-4 rounded-lg shadow-lg"&gt;
\n &lt;!– v-if：\u6d88\u606f\u6570\u7ec4\u4e3a\u7a7a，\u663e\u793a\u6b22\u8fce\u5f00\u59cb\u5bf9\u8bdd\u63d0\u793a –&gt;
\n &lt;div v-if="chatStore.messages.length === 0" class="flex flex-col items-center justify-center h-full text-gray-400"&gt;
\n &lt;div class="text-6xl mb-4"&gt;💬&lt;\/div&gt;
\n &lt;h2 class="text-2xl font-semibold mb-2"&gt;\u5f00\u59cb\u5bf9\u8bdd&lt;\/h2&gt;
\n &lt;p class="text-center"&gt;\u5411\u6211\u63d0\u95ee\u4efb\u4f55\u95ee\u9898，\u6211\u4f1a\u5c3d\u529b\u4e3a\u4f60\u89e3\u7b54&lt;\/p&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– v-for\u5faa\u73af\u6e32\u67d3\u6bcf\u4e00\u6761\u804a\u5929\u6d88\u606f；key\u4f5c\u4e3a\u5217\u8868\u552f\u4e00\u6807\u8bc6 –&gt;
\n &lt;div
\n v-for="(msg, index) in chatStore.messages"
\n :key="index"
\n class="flex flex-col"
\n :class="msg.role === 'user' ? 'items-end' : 'items-start'"
\n &gt;
\n &lt;!– \u6d88\u606f\u6c14\u6ce1\u5916\u5c42\u5bb9\u5668，\u7528\u6237\u5c45\u53f3，AI\u5c45\u5de6 –&gt;
\n &lt;div class="flex items-start" :class="msg.role === 'user' ? 'justify-end' : 'justify-start'"&gt;
\n &lt;!– AI\u5934\u50cf：AI\u6d88\u606f\u624d\u663e\u793a –&gt;
\n &lt;div v-if="msg.role !== 'user'" class="flex-shrink-0 mr-3"&gt;
\n &lt;div class="w-8 h-8 bg-blue-600 rounded-full flex items-center justify-center text-sm font-semibold"&gt;
\n AI
\n &lt;\/div&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– v-html：\u6e32\u67d3html\u5b57\u7b26\u4e32，\u5c55\u793a\u683c\u5f0f\u5316\u540e\u7684\u6d88\u606f\u5185\u5bb9 –&gt;
\n &lt;div
\n v-html="formatMessage(msg.content, msg.role)"
\n class="max-w-2xl px-4 py-3 rounded-lg shadow-sm prose prose-invert max-w-none"
\n :class="
\n msg.role === 'user'
\n ? 'bg-blue-600 text-white rounded-br-sm prose-headings:text-white prose-p:text-white prose-strong:text-white prose-em:text-white'
\n : 'bg-gray-700 text-white rounded-bl-sm prose-headings:text-gray-100 prose-p:text-gray-100 prose-strong:text-gray-100 prose-em:text-gray-100 prose-code:text-blue-300 prose-code:bg-gray-800 prose-pre:bg-gray-800 prose-blockquote:border-blue-500'
\n "
\n &gt;&lt;\/div&gt;<\/p>\n

&lt;!– \u7528\u6237\u5934\u50cf：\u7528\u6237\u6d88\u606f\u624d\u663e\u793a –&gt;
\n &lt;div v-if="msg.role === 'user'" class="flex-shrink-0 ml-3"&gt;
\n &lt;div class="w-8 h-8 bg-gray-600 rounded-full flex items-center justify-center text-sm font-semibold"&gt;
\n \u6211
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– AI\u56de\u590d\u5e76\u4e14\u5b58\u5728\u77e5\u8bc6\u5e93\u6765\u6e90\u4fe1\u606f，\u6e32\u67d3\u6765\u6e90\u6298\u53e0\u9762\u677f –&gt;
\n &lt;div
\n v-if="msg.role === 'assistant' &amp;&amp; msg.sources_info_list &amp;&amp; msg.sources_info_list.length &gt; 0"
\n class="w-full max-w-2xl mt-3 ml-11"
\n &gt;
\n {{ initSourcesCollapsed(index) }}
\n &lt;!– \u6765\u6e90\u4fe1\u606f\u6298\u53e0\u9762\u677f\u5916\u5c42\u76d2\u5b50 –&gt;
\n &lt;div class="bg-gray-800 rounded-lg border border-gray-600 overflow-hidden"&gt;
\n &lt;!– \u6298\u53e0\u9762\u677f\u5934\u90e8\u6309\u94ae，\u70b9\u51fb\u5207\u6362\u5c55\u5f00\u6298\u53e0 –&gt;
\n &lt;button
\n @click="toggleSources(index)"
\n class="w-full px-4 py-3 bg-gray-800 hover:bg-gray-750 transition-colors duration-200 flex items-center justify-between text-left"
\n &gt;
\n &lt;div class="flex items-center space-x-2"&gt;
\n &lt;svg class="w-5 h-5 text-blue-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"&gt;&lt;\/path&gt;
\n &lt;\/svg&gt;
\n &lt;span class="font-medium text-gray-200"&gt;\u76f8\u5173\u6765\u6e90&lt;\/span&gt;
\n &lt;span class="text-sm text-gray-400"&gt;({{ msg.sources_info_list.length }} \u4e2a)&lt;\/span&gt;
\n &lt;\/div&gt;
\n &lt;!– \u7bad\u5934\u56fe\u6807，\u5c55\u5f00\u65cb\u8f6c180\u5ea6 –&gt;
\n &lt;svg
\n class="w-5 h-5 text-gray-400 transform transition-transform duration-200"
\n :class="{ 'rotate-180': !sourcesCollapsed[index] }"
\n fill="none"
\n stroke="currentColor"
\n viewBox="0 0 24 24"
\n &gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7"&gt;&lt;\/path&gt;
\n &lt;\/svg&gt;
\n &lt;\/button&gt;<\/p>\n

&lt;!– v-show\u63a7\u5236\u9762\u677f\u5185\u5bb9\u663e\u793a\u9690\u85cf，true\u663e\u793a false\u9690\u85cf –&gt;
\n &lt;div
\n v-show="!sourcesCollapsed[index]"
\n class="border-t border-gray-600 bg-gray-750"
\n &gt;
\n &lt;div class="p-4 space-y-3 max-h-96 overflow-y-auto"&gt;
\n &lt;!– \u5faa\u73af\u6e32\u67d3\u6bcf\u4e00\u6761\u77e5\u8bc6\u5e93\u6765\u6e90\u7247\u6bb5 –&gt;
\n &lt;div
\n v-for="(source, sourceIndex) in msg.sources_info_list"
\n :key="sourceIndex"
\n class="bg-gray-700 rounded-lg p-3 border-l-4 border-blue-500"
\n &gt;
\n &lt;div class="flex items-start justify-between mb-2"&gt;
\n &lt;h4 class="font-medium text-gray-100 text-sm line-clamp-2"&gt;
\n {{ `\u6765\u6e90 ${sourceIndex + 1}` }}
\n &lt;\/h4&gt;
\n &lt;!– \u76f8\u4f3c\u5ea6\u5206\u6570\u767e\u5206\u6bd4 –&gt;
\n &lt;span
\n v-if="source"
\n class="ml-2 px-2 py-1 bg-blue-600 text-white text-xs rounded-full flex-shrink-0"
\n &gt;
\n {{ Math.round(source.score * 100) }}%
\n &lt;\/span&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– \u6765\u6e90\u7247\u6bb5\u9884\u89c8\u6587\u672c –&gt;
\n &lt;p class="text-gray-300 text-sm leading-relaxed mb-2"&gt;
\n {{ truncateText(source.content) }}
\n &lt;\/p&gt;<\/p>\n

&lt;!– \u5982\u679c\u5b58\u5728url，\u6e32\u67d3\u539f\u6587\u94fe\u63a5，\u65b0\u6807\u7b7e\u9875\u6253\u5f00 –&gt;
\n &lt;div v-if="source.url" class="flex items-center justify-between"&gt;
\n &lt;a
\n :href="source.url"
\n target="_blank"
\n rel="noopener noreferrer"
\n class="text-blue-400 hover:text-blue-300 text-xs flex items-center space-x-1 transition-colors"
\n &gt;
\n &lt;svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14"&gt;&lt;\/path&gt;
\n &lt;\/svg&gt;
\n &lt;span&gt;\u67e5\u770b\u539f\u6587&lt;\/span&gt;
\n &lt;\/a&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– isLoading\u4e3atrue，\u663e\u793aAI\u52a0\u8f7d\u4e2d\u52a8\u753b –&gt;
\n &lt;div v-if="chatStore.isLoading" class="flex justify-start"&gt;
\n &lt;div class="flex-shrink-0 mr-3"&gt;
\n &lt;div class="w-8 h-8 bg-blue-600 rounded-full flex items-center justify-center text-sm font-semibold"&gt;
\n AI
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;div class="bg-gray-700 text-white px-4 py-3 rounded-lg rounded-bl-sm shadow-sm"&gt;
\n &lt;div class="flex items-center space-x-2"&gt;
\n &lt;!– \u4e09\u4e2a\u8df3\u52a8\u5706\u70b9\u52a8\u753b –&gt;
\n &lt;div class="flex space-x-1"&gt;
\n &lt;div class="w-2 h-2 bg-gray-400 rounded-full animate-bounce"&gt;&lt;\/div&gt;
\n &lt;div class="w-2 h-2 bg-gray-400 rounded-full animate-bounce" style="animation-delay: 0.1s"&gt;&lt;\/div&gt;
\n &lt;div class="w-2 h-2 bg-gray-400 rounded-full animate-bounce" style="animation-delay: 0.2s"&gt;&lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;span class="text-sm text-gray-400"&gt;\u6b63\u5728\u601d\u8003\u4e2d…&lt;\/span&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– ChatInput\u5b50\u7ec4\u4ef6：\u8f93\u5165\u3001\u53c2\u6570\u63a7\u5236\u9762\u677f –&gt;
\n &lt;!– @send：\u76d1\u542c\u5b50\u7ec4\u4ef6\u629b\u51fasend\u81ea\u5b9a\u4e49\u4e8b\u4ef6，\u89e6\u53d1chatStore.sendMessage，\u5b50\u7ec4\u4ef6emit\u53c2\u6570\u81ea\u52a8\u4f20\u5165\u51fd\u6570 –&gt;
\n &lt;!– @clear-chat：\u76d1\u542c\u5b50\u7ec4\u4ef6\u6e05\u7a7a\u804a\u5929\u4e8b\u4ef6，\u89e6\u53d1\u7236\u7ec4\u4ef6clearChatHistory\u65b9\u6cd5 –&gt;
\n &lt;div class="flex-shrink-0"&gt;
\n &lt;ChatInput @send="chatStore.sendMessage" @clear-chat="clearChatHistory" \/&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n&lt;\/div&gt;
\n<\/div>
\n<\/template>
\n<style scoped>
\n\/* \u6837\u5f0f scoped\u4ee3\u8868\u53ea\u4f5c\u7528\u4e8e\u5f53\u524d\u7ec4\u4ef6，\u4e0d\u6c61\u67d3\u5176\u4ed6\u7ec4\u4ef6 \/
\n\/ \u4e4b\u524d\u7684\u6837\u5f0f\u4ee3\u7801\u4fdd\u6301\u4e0d\u53d8 *\/
\n<\/style><\/p>\n

ChatInput.vue<\/p>\n

<!– ChatInput.vue
\n\u5b50\u7ec4\u4ef6：\u804a\u5929\u8f93\u5165\u6846\u3001\u6a21\u578b\u9009\u62e9\u3001\u77e5\u8bc6\u5e93\u5f00\u5173\u3001\u6e29\u5ea6\u6ed1\u5757\u3001\u6587\u4ef6\u4e0a\u4f20\u6309\u94ae
\n\u804c\u8d23：\u6536\u96c6\u7528\u6237\u8f93\u5165\u3001\u53c2\u6570；\u5411\u5916\u629b\u51fa\u81ea\u5b9a\u4e49\u4e8b\u4ef6 send \/ clear\u2011chat；\u4e0d\u7ef4\u62a4\u804a\u5929\u6d88\u606f\u72b6\u6001
\n–>
\n<script setup lang="ts">
\n\/\/ ref \u521b\u5efa\u54cd\u5e94\u5f0f\u53d8\u91cf
\nimport { ref } from 'vue';
\n\/\/ axios http\u8bf7\u6c42\u5e93，\u7528\u4e8e\u4e0a\u4f20\u6587\u4ef6
\nimport axios from 'axios';
\n\/\/ element-plus\u6d88\u606f\u63d0\u793a\u6846
\nimport { ElMessage } from 'element-plus'
\n\/\/ pinia \u7528\u6237\u4ed3\u5e93
\nimport { useUserStore } from '..\/stores\/user';
\n\/\/ \u7528\u6237\u8f93\u5165\u6846\u5185\u5bb9
\nconst message = ref('');
\n\/\/ \u5f53\u524d\u9009\u4e2d\u5927\u6a21\u578b
\nconst model = ref("qwen3.7-plus");
\n\/\/ temperature \u6e29\u5ea6\u53c2\u6570，\u63a7\u5236AI\u521b\u9020\u6027
\nconst temperature = ref(0.7);
\n\/\/ maxTokens AI\u6700\u5927\u8f93\u51fatoken
\nconst maxTokens = ref(2000);
\n\/\/ knowledge_bool \u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93RAG\u68c0\u7d22
\nconst knowledge_bool = ref(false)
\n\/\/ defineEmits：\u5b9a\u4e49\u5f53\u524d\u7ec4\u4ef6\u5411\u5916\u629b\u51fa\u7684\u81ea\u5b9a\u4e49\u4e8b\u4ef6
\n\/\/ send：\u53d1\u9001\u6d88\u606f\u4e8b\u4ef6；clear\u2011chat：\u6e05\u7a7a\u804a\u5929\u4e8b\u4ef6
\nconst emit = defineEmits(['send', 'clear-chat']);
\n\/\/ \u6a21\u578b\u4e0b\u62c9\u9009\u62e9\u6846\u9009\u9879\u6570\u7ec4
\nconst models = [
\n{ value: "qwen3.7-plus", label: "qwen3.7-plus" },
\n];
\n\/\/ \u6587\u4ef6\u662f\u5426\u6b63\u5728\u4e0a\u4f20\u4e2d
\nconst isUploading = ref(false);
\n\/\/ \u83b7\u53d6\u9690\u85cf\u7684file\u6587\u4ef6\u9009\u62e9dom\u6807\u7b7e
\nconst fileInput = ref<HTMLInputElement | null>(null);
\n\/**
\n@description \u53d1\u9001\u6d88\u606f\u6309\u94ae \/ \u56de\u8f66\u6309\u4e0b\u6267\u884c\u51fd\u6570
\n*\/
\nconst sendMessage = () => {
\n\/\/ \u5982\u679c\u8f93\u5165\u6846\u5168\u662f\u7a7a\u683c，\u76f4\u63a5return，\u4e0d\u53d1\u9001
\nif (!message.value.trim()) return;
\n\/\/ emit\u5411\u5916\u89e6\u53d1 send\u4e8b\u4ef6，\u628a\u6240\u6709\u6536\u96c6\u5230\u7684\u53c2\u6570\u5168\u90e8\u4f20\u7ed9\u7236\u7ec4\u4ef6 ChatView
\nemit('send', message.value, model.value, knowledge_bool.value, temperature.value, maxTokens.value);
\n\/\/ \u53d1\u9001\u5b8c\u6210\u6e05\u7a7a\u8f93\u5165\u6846\u5185\u5bb9
\nmessage.value = '';
\n};
\n\/**
\n@description \u70b9\u51fb\u6e05\u7a7a\u8bb0\u5f55\u6309\u94ae，\u629b\u51faclear\u2011chat\u4e8b\u4ef6，\u901a\u77e5\u7236\u7ec4\u4ef6\u6e05\u7a7a\u804a\u5929
\n*\/
\nconst clearChat = async () => {
\nemit('clear-chat');
\n};
\n\/**
\n@description \u6587\u4ef6\u9009\u62e9\u6846\u9009\u62e9\u6587\u4ef6\u4e4b\u540e\u89e6\u53d1\u7684\u56de\u8c03，\u4e0a\u4f20\u6587\u6863\u5230\u540e\u7aef\u63a5\u53e3
\n@param event change\u4e8b\u4ef6\u5bf9\u8c61
\n*\/
\nconst handleFileUpload = async (event: Event) => {
\n\/\/ \u83b7\u53d6\u4e8b\u4ef6\u76ee\u6807，\u5c31\u662ffile input dom
\nconst target = event.target as HTMLInputElement;
\n\/\/ \u83b7\u53d6\u9009\u4e2d\u7b2c\u4e00\u4e2a\u6587\u4ef6
\nconst file = target.files?.[0];
\nif (!file) return;
\n\/\/ \u4fee\u6539\u72b6\u6001：\u6b63\u5728\u4e0a\u4f20
\nisUploading.value = true;
\n\/\/ FormData\u8868\u5355\u5bf9\u8c61，\u7528\u4e8e\u4f20\u9012\u4e8c\u8fdb\u5236\u6587\u4ef6，\u6587\u4ef6\u4e0a\u4f20\u5fc5\u987b\u4f7f\u7528FormData
\nconst formData = new FormData();
\n\/\/ \u6dfb\u52a0\u6587\u4ef6，\u5b57\u6bb5\u540dfiles，\u540e\u7aef\u63a5\u53e3\u7ea6\u5b9a\u63a5\u6536\u5b57\u6bb5\u540d
\nformData.append('files', file);
\ntry {
\n\/\/ http post\u4e0a\u4f20\u8bf7\u6c42
\nconst response = await axios.post(
\n${import.meta.env.VITE_API_URL}\/api\/docs\/upload,
\nformData,
\n{
\nheaders: {
\n\/\/ \u8bf7\u6c42\u5934\u643a\u5e26\u767b\u5f55\u8eab\u4efd\u51ed\u8bc1
\n'Authorization': Bearer ${useUserStore().userId},
\n\/\/ \u26a0\ufe0f\u4e0d\u8981\u624b\u52a8\u5199Content-Type:multipart\/form-data，\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u5e26\u4e0a\u5e76\u4e14\u586b\u5145boundary\u5206\u9694\u7b26，\u624b\u52a8\u5199\u4f1a\u4e0a\u4f20\u5931\u8d25
\n}
\n}
\n);
\n\/\/ \u5224\u65ad\u540e\u7aef\u8fd4\u56de\u72b6\u6001\u6210\u529f
\nif (response.data.status === "success") {
\n const result = response.data.processed_files;
\n console.log('\u6587\u4ef6\u4e0a\u4f20\u6210\u529f:', result);
\n ElMessage({
\n message: `\u6587\u4ef6\u4e0a\u4f20\u6210\u529f！\u5171\u5904\u7406\u4e86 ${result.length} \u4e2a\u6587\u4ef6`,
\n type: 'success',
\n duration: 3000
\n });<\/p>\n

} else {
\n console.error('\u6587\u4ef6\u4e0a\u4f20\u5931\u8d25');
\n ElMessage({
\n message: '\u6587\u4ef6\u4e0a\u4f20\u5931\u8d25，\u8bf7\u91cd\u8bd5',
\n type: 'error',
\n duration: 3000
\n });
\n}
\n} catch (error) {
\n\/\/ \u8bf7\u6c42\u5f02\u5e38\u6355\u83b7，\u7f51\u7edc\u9519\u8bef\u3001\u540e\u7aef\u62a5\u9519\u4f1a\u8d70\u5230\u8fd9\u91cc
\nconsole.error('\u4e0a\u4f20\u9519\u8bef:', error);
\n} finally {
\n\/\/ \u65e0\u8bba\u6210\u529f\u5931\u8d25，\u90fd\u4f1a\u6267\u884c；\u5173\u95ed\u4e0a\u4f20loading\u72b6\u6001；\u6e05\u7a7afile input\u7684\u503c，\u5141\u8bb8\u91cd\u590d\u9009\u62e9\u540c\u4e00\u4e2a\u6587\u4ef6
\nisUploading.value = false;
\nif (target) target.value = '';
\n}
\n};
\n\/**
\n@description \u70b9\u51fb\u4e0a\u4f20\u6587\u6863\u6309\u94ae，\u8c03\u7528\u9690\u85cf\u539f\u751f\u6587\u4ef6\u9009\u62e9\u6846\u70b9\u51fb，\u5524\u8d77\u9009\u62e9\u6587\u4ef6\u5f39\u7a97
\n*\/
\nconst triggerFileUpload = () => {
\nfileInput.value?.click();
\n};
\n<\/script>
\n<template>
\n<!– \u5f53\u524dChatInput\u7ec4\u4ef6\u6574\u4f53UI\u5bb9\u5668 –>
\n<div class="p-6 bg-gray-900\/50 backdrop-blur-sm rounded-xl border border-gray-700\/50">
\n<!– \u7b2c\u4e00\u884c：\u5404\u79cd\u63a7\u5236\u6309\u94ae \u77e5\u8bc6\u5e93\u5f00\u5173\u3001\u6a21\u578b\u4e0b\u62c9\u3001\u4e0a\u4f20\u6587\u4ef6\u3001\u6e05\u7a7a\u8bb0\u5f55 –>
\n<div class="flex flex-wrap items-center gap-6 mb-6">
\n<!– \u77e5\u8bc6\u5e93\u5f00\u5173\u6309\u94ae –>
\n<div class="flex items-center space-x-3">
\n<span class="text-sm font-medium text-gray-300">\u77e5\u8bc6\u5e93<\/span>
\n<!– @click\u70b9\u51fb\u5207\u6362\u5e03\u5c14\u503ctrue\/false –>
\n<button @click="knowledge_bool = !knowledge_bool" :class="[
\n'relative inline-flex h-6 w-11 items-center rounded-full transition-all duration-300 ease-in-out focus:outline-none focus:ring-2 focus:ring-emerald-500 focus:ring-offset-2 focus:ring-offset-gray-900',
\nknowledge_bool ? 'bg-gradient-to-r from-emerald-500 to-teal-600' : 'bg-gray-600'
\n]">
\n<span :class="[
\n'inline-flex h-4 w-4 items-center justify-center transform rounded-full bg-white transition-all duration-300 ease-in-out shadow-lg',
\nknowledge_bool ? 'translate-x-6' : 'translate-x-1'
\n]">
\n<svg :class="[
\n'h-2.5 w-2.5 transition-colors duration-200',
\nknowledge_bool ? 'text-emerald-600' : 'text-gray-400'
\n]" fill="currentColor" viewBox="0 0 20 20">
\n<path d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z" \/>
\n<\/svg>
\n<\/span>
\n<\/button>
\n<\/div>
\n &lt;!– AI\u6a21\u578b\u4e0b\u62c9\u9009\u62e9\u6846 –&gt;
\n &lt;div class="flex items-center space-x-3"&gt;
\n &lt;label class="text-sm font-medium text-gray-300"&gt;AI\u6a21\u578b:&lt;\/label&gt;
\n &lt;div class="relative"&gt;
\n &lt;!– v-model\u53cc\u5411\u7ed1\u5b9amodel\u54cd\u5e94\u5f0f\u53d8\u91cf，\u4e0b\u62c9\u9009\u62e9\u81ea\u52a8\u4fee\u6539\u53d8\u91cf –&gt;
\n &lt;select v-model="model"
\n class="appearance-none bg-gray-800 text-white text-sm rounded-lg border border-gray-600 px-4 py-2 pr-8 focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500 min-w-[160px] transition-all duration-200 hover:bg-gray-700"&gt;
\n &lt;!– v-for\u5faa\u73af\u6e32\u67d3\u4e0b\u62c9\u9009\u9879 –&gt;
\n &lt;option v-for="modelOption in models" :key="modelOption.value" :value="modelOption.value"
\n class="bg-gray-800"&gt;
\n {{ modelOption.label }}
\n &lt;\/option&gt;
\n &lt;\/select&gt;
\n &lt;!– \u4e0b\u62c9\u7bad\u5934\u88c5\u9970\u56fe\u6807 –&gt;
\n &lt;div class="absolute inset-y-0 right-0 flex items-center px-2 pointer-events-none"&gt;
\n &lt;svg class="w-4 h-4 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" \/&gt;
\n &lt;\/svg&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– \u4e0a\u4f20\u6587\u6863\u6309\u94ae，\u70b9\u51fb\u5524\u8d77\u6587\u4ef6\u9009\u62e9 –&gt;
\n &lt;button @click="triggerFileUpload" :disabled="isUploading" :class="[
\n 'flex items-center gap-2 px-4 py-2 text-sm font-medium rounded-lg transition-all duration-200 transform hover:scale-105 focus:outline-none focus:ring-2 focus:ring-blue-500 focus:ring-offset-2 focus:ring-offset-gray-900',
\n isUploading
\n ? 'bg-gray-600 text-gray-400 cursor-not-allowed'
\n : 'bg-gradient-to-r from-blue-500 to-purple-600 hover:from-blue-600 hover:to-purple-700 text-white shadow-lg hover:shadow-blue-500\/25'
\n ]"&gt;
\n &lt;svg :class="[
\n 'w-4 h-4',
\n isUploading ? 'animate-spin' : ''
\n ]" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path v-if="!isUploading" stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
\n d="M7 16a4 4 0 01-.88-7.903A5 5 0 1115.9 6L16 6a5 5 0 011 9.9M15 13l-3-3m0 0l-3 3m3-3v12" \/&gt;
\n &lt;path v-else stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
\n d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15" \/&gt;
\n &lt;\/svg&gt;
\n &lt;span&gt;{{ isUploading ? '\u4e0a\u4f20\u4e2d…' : '\u4e0a\u4f20\u6587\u6863' }}&lt;\/span&gt;
\n &lt;\/button&gt;<\/p>\n

&lt;!– \u6e05\u7a7a\u804a\u5929\u8bb0\u5f55\u6309\u94ae，\u70b9\u51fb\u629b\u51faclear\u2011chat\u4e8b\u4ef6 –&gt;
\n &lt;button
\n @click="clearChat"
\n class="flex items-center gap-2 px-4 py-2 text-sm font-medium rounded-lg border border-yellow-500\/40 bg-yellow-500\/10 text-yellow-200 hover:bg-yellow-500\/20 hover:text-yellow-100 transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-yellow-500 focus:ring-offset-2 focus:ring-offset-gray-900"
\n &gt;
\n &lt;svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3 6h18M8 6V4h8v2m-9 4v8m5-8v8m5-8v8M5 6l1 14h12l1-14" \/&gt;
\n &lt;\/svg&gt;
\n &lt;span&gt;\u6e05\u7a7a\u8bb0\u5f55&lt;\/span&gt;
\n &lt;\/button&gt;<\/p>\n

&lt;!– \u539f\u751f\u9690\u85cf\u6587\u4ef6\u9009\u62e9\u6846，accept\u9650\u5b9a\u5141\u8bb8\u9009\u62e9\u6587\u4ef6\u540e\u7f00；@change\u9009\u4e2d\u6587\u4ef6\u540e\u89e6\u53d1\u4e0a\u4f20\u51fd\u6570 –&gt;
\n &lt;input ref="fileInput" type="file" @change="handleFileUpload" class="hidden" accept=".txt,.pdf,.doc,.docx,.md" \/&gt;
\n&lt;\/div&gt;<\/p>\n

&lt;!– \u7b2c\u4e8c\u884c，\u4e24\u4e2a\u6ed1\u5757：\u521b\u9020\u6027\u6e29\u5ea6\u3001\u6700\u5927\u54cd\u5e94\u957f\u5ea6 –&gt;
\n&lt;div class="grid grid-cols-1 lg:grid-cols-2 gap-8 mb-6"&gt;
\n &lt;!– temperature\u6e29\u5ea6\u6ed1\u5757 –&gt;
\n &lt;div class="space-y-3"&gt;
\n &lt;div class="flex items-center justify-between"&gt;
\n &lt;label class="text-sm font-medium text-gray-300 flex items-center space-x-2"&gt;
\n &lt;svg class="w-4 h-4 text-orange-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
\n d="M9.663 17h4.673M12 3v1m6.364 1.636l-.707.707M21 12h-1M4 12H3m3.343-5.657l-.707-.707m2.828 9.9a5 5 0 117.072 0l-.548.547A3.374 3.374 0 0014 18.469V19a2 2 0 11-4 0v-.531c0-.895-.356-1.754-.988-2.386l-.548-.547z" \/&gt;
\n &lt;\/svg&gt;
\n &lt;span&gt;\u521b\u9020\u6027\u6e29\u5ea6&lt;\/span&gt;
\n &lt;\/label&gt;
\n &lt;!– toFixed(1)\u4fdd\u7559\u4e00\u4f4d\u5c0f\u6570\u5c55\u793a –&gt;
\n &lt;div class="bg-gradient-to-r from-orange-500 to-red-500 text-white text-xs font-bold px-3 py-1 rounded-full"&gt;
\n {{ temperature.toFixed(1) }}
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;div class="relative"&gt;
\n &lt;!– v-model.number \u6570\u5b57\u53cc\u5411\u7ed1\u5b9a；range\u6ed1\u5757 min\u6700\u5c0f\u503c max\u6700\u5927\u503c step\u6b65\u957f –&gt;
\n &lt;input v-model.number="temperature" type="range" min="0" max="2" step="0.1"
\n class="w-full h-3 bg-gray-700 rounded-lg appearance-none cursor-pointer temperature-slider" \/&gt;
\n &lt;div class="flex justify-between text-xs text-gray-500 mt-2"&gt;
\n &lt;span class="flex items-center space-x-1"&gt;
\n &lt;div class="w-2 h-2 bg-blue-400 rounded-full"&gt;&lt;\/div&gt;
\n &lt;span&gt;\u4fdd\u5b88&lt;\/span&gt;
\n &lt;\/span&gt;
\n &lt;span class="flex items-center space-x-1"&gt;
\n &lt;div class="w-2 h-2 bg-yellow-400 rounded-full"&gt;&lt;\/div&gt;
\n &lt;span&gt;\u5e73\u8861&lt;\/span&gt;
\n &lt;\/span&gt;
\n &lt;span class="flex items-center space-x-1"&gt;
\n &lt;div class="w-2 h-2 bg-red-400 rounded-full"&gt;&lt;\/div&gt;
\n &lt;span&gt;\u521b\u65b0&lt;\/span&gt;
\n &lt;\/span&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– maxTokens\u6700\u5927\u8f93\u51fa\u957f\u5ea6\u6ed1\u5757 –&gt;
\n &lt;div class="space-y-3"&gt;
\n &lt;div class="flex items-center justify-between"&gt;
\n &lt;label class="text-sm font-medium text-gray-300 flex items-center space-x-2"&gt;
\n &lt;svg class="w-4 h-4 text-green-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
\n d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z" \/&gt;
\n &lt;\/svg&gt;
\n &lt;span&gt;\u54cd\u5e94\u957f\u5ea6&lt;\/span&gt;
\n &lt;\/label&gt;
\n &lt;div
\n class="bg-gradient-to-r from-green-500 to-emerald-500 text-white text-xs font-bold px-3 py-1 rounded-full"&gt;
\n {{ maxTokens.toLocaleString() }}
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;div class="relative"&gt;
\n &lt;input v-model.number="maxTokens" type="range" min="100" max="8000" step="100"
\n class="w-full h-3 bg-gray-700 rounded-lg appearance-none cursor-pointer tokens-slider" \/&gt;
\n &lt;div class="flex justify-between text-xs text-gray-500 mt-2"&gt;
\n &lt;span class="flex items-center space-x-1"&gt;
\n &lt;div class="w-2 h-2 bg-green-400 rounded-full"&gt;&lt;\/div&gt;
\n &lt;span&gt;\u7b80\u77ed&lt;\/span&gt;
\n &lt;\/span&gt;
\n &lt;span class="flex items-center space-x-1"&gt;
\n &lt;div class="w-2 h-2 bg-yellow-400 rounded-full"&gt;&lt;\/div&gt;
\n &lt;span&gt;\u9002\u4e2d&lt;\/span&gt;
\n &lt;\/span&gt;
\n &lt;span class="flex items-center space-x-1"&gt;
\n &lt;div class="w-2 h-2 bg-blue-400 rounded-full"&gt;&lt;\/div&gt;
\n &lt;span&gt;\u8be6\u7ec6&lt;\/span&gt;
\n &lt;\/span&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;
\n&lt;\/div&gt;<\/p>\n

&lt;!– \u8f93\u5165\u6846\u548c\u53d1\u9001\u6309\u94ae –&gt;
\n&lt;div class="flex space-x-3"&gt;
\n &lt;div class="flex-1 relative"&gt;
\n &lt;!– v-model\u53cc\u5411\u7ed1\u5b9amessage；@keyup.enter \u6309\u4e0b\u56de\u8f66\u952e\u89e6\u53d1sendMessage\u53d1\u9001\u6d88\u606f –&gt;
\n &lt;input v-model="message" @keyup.enter="sendMessage" placeholder="\u8f93\u5165\u4f60\u7684\u95ee\u9898，\u5f00\u59cbAI\u5bf9\u8bdd…" type="text"
\n class="w-full p-4 pr-12 rounded-xl bg-gray-800\/80 text-white placeholder-gray-400 focus:outline-none focus:ring-2 focus:ring-blue-500 border border-gray-600\/50 transition-all duration-200 hover:bg-gray-800 focus:bg-gray-800" \/&gt;
\n &lt;div class="absolute right-4 top-1\/2 transform -translate-y-1\/2"&gt;
\n &lt;svg class="w-5 h-5 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
\n d="M8 12h.01M12 12h.01M16 12h.01M21 12c0 4.418-4.03 8-9 8a9.863 9.863 0 01-4.255-.949L3 20l1.395-3.72C3.512 15.042 3 13.574 3 12c0-4.418 4.03-8 9-8s9 3.582 9 8z" \/&gt;
\n &lt;\/svg&gt;
\n &lt;\/div&gt;
\n &lt;\/div&gt;<\/p>\n

&lt;!– \u53d1\u9001\u6309\u94ae @click\u70b9\u51fb\u89e6\u53d1sendMessage；:disabled\u8f93\u5165\u4e3a\u7a7a\u7981\u6b62\u70b9\u51fb –&gt;
\n &lt;button @click="sendMessage" :disabled="!message.trim()" :class="[
\n 'px-8 py-4 rounded-xl font-medium transition-all duration-200 transform focus:outline-none focus:ring-2 focus:ring-blue-500 focus:ring-offset-2 focus:ring-offset-gray-900',
\n message.trim()
\n ? 'bg-gradient-to-r from-blue-500 to-purple-600 hover:from-blue-600 hover:to-purple-700 text-white cursor-pointer hover:scale-105 shadow-lg hover:shadow-blue-500\/25'
\n : 'bg-gray-700 text-gray-400 cursor-not-allowed'
\n ]"&gt;
\n &lt;div class="flex items-center space-x-2"&gt;
\n &lt;span&gt;\u53d1\u9001&lt;\/span&gt;
\n &lt;svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24"&gt;
\n &lt;path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
\n d="M12 19l9 2-9-18-9 18 9-2zm0 0v-8" \/&gt;
\n &lt;\/svg&gt;
\n &lt;\/div&gt;
\n &lt;\/button&gt;
\n&lt;\/div&gt;
\n<\/div>
\n<\/template>
\n<style scoped>
\n\/* \u6ed1\u5757\u6837\u5f0f，\u53ea\u4f5c\u7528\u5f53\u524d\u7ec4\u4ef6 \/
\n\/ \u6e29\u5ea6\u6ed1\u5757\u6837\u5f0f *\/
\n.temperature-slider::-webkit-slider-thumb {
\nappearance: none;
\nheight: 24px;
\nwidth: 24px;
\nborder-radius: 50%;
\nbackground: linear-gradient(135deg, #f97316, #dc2626);
\ncursor: pointer;
\nborder: 3px solid #1f2937;
\nbox-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
\ntransition: all 0.3s ease;
\n}
\n.temperature-slider::-webkit-slider-thumb:hover {
\ntransform: scale(1.2);
\nbox-shadow: 0 6px 20px rgba(249, 115, 22, 0.6);
\n}
\n.temperature-slider::-webkit-slider-runnable-track {
\nheight: 12px;
\nbackground: linear-gradient(to right, #3b82f6 0%, #f59e0b 50%, #dc2626 100%);
\nborder-radius: 6px;
\n}
\n\/* Token\u6ed1\u5757\u6837\u5f0f *\/
\n.tokens-slider::-webkit-slider-thumb {
\nappearance: none;
\nheight: 24px;
\nwidth: 24px;
\nborder-radius: 50%;
\nbackground: linear-gradient(135deg, #10b981, #059669);
\ncursor: pointer;
\nborder: 3px solid #1f2937;
\nbox-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
\ntransition: all 0.3s ease;
\n}
\n.tokens-slider::-webkit-slider-thumb:hover {
\ntransform: scale(1.2);
\nbox-shadow: 0 6px 20px rgba(16, 185, 129, 0.6);
\n}
\n.tokens-slider::-webkit-slider-runnable-track {
\nheight: 12px;
\nbackground: linear-gradient(to right, #10b981 0%, #f59e0b 50%, #3b82f6 100%);
\nborder-radius: 6px;
\n}
\n\/* Firefox \u6ed1\u5757\u6837\u5f0f *\/
\n.temperature-slider::-moz-range-thumb,
\n.tokens-slider::-moz-range-thumb {
\nheight: 24px;
\nwidth: 24px;
\nborder-radius: 50%;
\ncursor: pointer;
\nborder: 3px solid #1f2937;
\ntransition: all 0.3s ease;
\n}
\n.temperature-slider::-moz-range-thumb {
\nbackground: linear-gradient(135deg, #f97316, #dc2626);
\nbox-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
\n}
\n.tokens-slider::-moz-range-thumb {
\nbackground: linear-gradient(135deg, #10b981, #059669);
\nbox-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
\n}
\n\/* \u52a8\u753b\u6548\u679c *\/
\n@keyframes pulse {
\n0%,
\n100% {
\nopacity: 1;
\n}
\n50% {
\nopacity: 0.5;
\n}
\n}
\n.animate-pulse {
\nanimation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
\n}
\n<\/style><\/p>\n

chat.ts<\/p>\n

\/\/ \u4ece Pinia \u4e2d\u5bfc\u5165\u300c\u521b\u5efa\u72b6\u6001\u4ed3\u5e93\u300d\u7684\u6838\u5fc3\u65b9\u6cd5 defineStore
\nimport { defineStore } from 'pinia';
\n\/\/ \u4ece Vue \u4e2d\u5bfc\u5165 ref，\u7528\u4e8e\u521b\u5efa\u54cd\u5e94\u5f0f\u6570\u636e（\u57fa\u7840\u7c7b\u578b\/\u6570\u7ec4\u63a8\u8350\u7528 ref）
\nimport { ref } from 'vue';
\n\/\/ \u5bfc\u5165 axios，\u7528\u4e8e\u53d1\u9001\u666e\u901a\u7684 HTTP \u8bf7\u6c42（\u5386\u53f2\u8bb0\u5f55\u3001\u6e05\u7a7a\u8bb0\u5f55\u63a5\u53e3\u7528）
\nimport axios from 'axios';
\n\/\/ \u5bfc\u5165\u7528\u6237\u72b6\u6001\u4ed3\u5e93，\u7528\u6765\u83b7\u53d6\u7528\u6237ID\u3001\u505a\u63a5\u53e3\u8eab\u4efd\u8ba4\u8bc1
\nimport { useUserStore } from '.\/user';
\n\/\/ TypeScript \u63a5\u53e3：\u7ea6\u5b9a\u300c\u5355\u6761\u804a\u5929\u6d88\u606f\u300d\u7684\u6570\u636e\u7ed3\u6784，\u8ba9\u4ee3\u7801\u6709\u7c7b\u578b\u63d0\u793a\u3001\u66f4\u5b89\u5168
\ninterface ChatMessage {
\nrole: string; \/\/ \u6d88\u606f\u89d2\u8272，\u6bd4\u5982 user（\u7528\u6237\u53d1\u7684）\u3001assistant（AI\u56de\u590d\u7684）
\ncontent: string; \/\/ \u6d88\u606f\u7684\u6587\u672c\u5185\u5bb9
\nsources: any[]; \/\/ \u8fd9\u6761\u6d88\u606f\u5173\u8054\u7684\u53c2\u8003\u6765\u6e90\u6570\u636e\u6570\u7ec4（\u6bd4\u5982\u77e5\u8bc6\u5e93\u5f15\u7528\u7684\u6587\u6863）
\n}
\n\/\/ TypeScript \u63a5\u53e3：\u7ea6\u5b9a\u300c\u540e\u7aef\u8fd4\u56de\u7684\u5386\u53f2\u6d88\u606f\u300d\u7684\u6570\u636e\u7ed3\u6784
\ninterface HistoryMessageResponse {
\nmessages: ChatMessage; \/\/ \u540e\u7aef\u8fd4\u56de\u7684\u6d88\u606f\u5b57\u6bb5，\u91cc\u9762\u662f\u6807\u51c6\u7684\u804a\u5929\u6d88\u606f\u7ed3\u6784
\n}
\n\/\/ \u521b\u5efa\u5e76\u5bfc\u51fa\u540d\u4e3a chat \u7684\u72b6\u6001\u4ed3\u5e93（Pinia \u7ec4\u5408\u5f0f\u5199\u6cd5）
\nexport const useChatStore = defineStore('chat', () => {
\n\/\/ \u54cd\u5e94\u5f0f\u6570\u7ec4：\u5b58\u653e\u6240\u6709\u804a\u5929\u6d88\u606f
\n\/\/ \u6bcf\u6761\u6d88\u606f\u5305\u542b 3 \u4e2a\u5b57\u6bb5：\u89d2\u8272\u3001\u6587\u672c\u5185\u5bb9\u3001\u53c2\u8003\u6765\u6e90\u5217\u8868
\nconst messages = ref<{ role: string; content: string, sources_info_list: any }[]>([]);
\n\/\/ \u54cd\u5e94\u5f0f\u5e03\u5c14\u503c：\u6807\u8bb0\u5f53\u524d\u662f\u5426\u6b63\u5728\u52a0\u8f7d\/\u8bf7\u6c42\u4e2d，\u7528\u4e8e\u9875\u9762\u663e\u793a\u52a0\u8f7d\u52a8\u753b
\nconst isLoading = ref(false);
\n\/\/ \u83b7\u53d6\u7528\u6237\u4ed3\u5e93\u5b9e\u4f8b，\u540e\u7eed\u7528\u5b83\u62ff\u7528\u6237ID\u505a\u63a5\u53e3\u8ba4\u8bc1
\nconst userStore = useUserStore();
\n\/\/ ——————————
\n\/\/ \u65b9\u6cd51：\u52a0\u8f7d\u804a\u5929\u5386\u53f2\u8bb0\u5f55
\n\/\/ ——————————
\nconst loadChatHistory = async () => {
\n\/\/ \u5b88\u536b\u5224\u65ad：\u5982\u679c\u6ca1\u6709\u7528\u6237ID（\u672a\u767b\u5f55），\u76f4\u63a5\u4e0d\u6267\u884c\u540e\u7eed\u903b\u8f91
\nif (!userStore.userId) return;
\ntry {
\n \/\/ \u53d1\u9001 GET \u8bf7\u6c42，\u4ece\u540e\u7aef\u83b7\u53d6\u5386\u53f2\u804a\u5929\u8bb0\u5f55
\n \/\/ import.meta.env.VITE_API_URL \u662f\u73af\u5883\u53d8\u91cf\u91cc\u914d\u7f6e\u7684\u63a5\u53e3\u57fa\u7840\u5730\u5740
\n const { data } = await axios.get(
\n `${import.meta.env.VITE_API_URL}\/api\/chat\/history`,
\n {
\n \/\/ \u8bf7\u6c42\u5934\u914d\u7f6e
\n headers: {
\n 'Authorization': `Bearer ${userStore.userId}`, \/\/ \u8eab\u4efd\u8ba4\u8bc1：\u628a\u7528\u6237ID\u653e\u5728 Bearer \u4ee4\u724c\u91cc\u4f20\u7ed9\u540e\u7aef
\n 'Content-Type': 'application\/json' \/\/ \u544a\u8bc9\u540e\u7aef\u8bf7\u6c42\u4f53\u662f JSON \u683c\u5f0f
\n }
\n }
\n );
\n \/\/ \u5904\u7406\u540e\u7aef\u8fd4\u56de\u7684\u6570\u636e：
\n \/\/ 1. filter：\u8fc7\u6ee4\u6389\u6ca1\u6709\u5185\u5bb9\u7684\u65e0\u6548\u6d88\u606f
\n \/\/ 2. map：\u628a\u540e\u7aef\u683c\u5f0f\u8f6c\u6362\u6210\u524d\u7aef\u9875\u9762\u9700\u8981\u7684\u683c\u5f0f，\u8d4b\u503c\u7ed9\u672c\u5730\u6d88\u606f\u5217\u8868
\n messages.value = data
\n .filter((msg: HistoryMessageResponse) =&gt; msg.messages.content)
\n .map((msg: HistoryMessageResponse) =&gt; ({
\n role: msg.messages.role,
\n content: msg.messages.content,
\n sources_info_list: msg.messages.sources || [], \/\/ \u6ca1\u6709\u6765\u6e90\u6570\u636e\u5c31\u7ed9\u7a7a\u6570\u7ec4\u515c\u5e95
\n }));
\n} catch (error) {
\n \/\/ \u8bf7\u6c42\u51fa\u9519\u65f6，\u5728\u63a7\u5236\u53f0\u6253\u5370\u9519\u8bef\u4fe1\u606f，\u65b9\u4fbf\u8c03\u8bd5
\n console.error('Error loading chat history: ', error);
\n}
\n};
\n\/\/ ——————————
\n\/\/ \u65b9\u6cd52：\u6e05\u7a7a\u804a\u5929\u5386\u53f2\u8bb0\u5f55
\n\/\/ ——————————
\nconst clearChatHistory = async () => {
\n\/\/ \u5b88\u536b\u5224\u65ad：\u6ca1\u6709\u7528\u6237ID\u5c31\u4e0d\u6267\u884c
\nif (!userStore.userId) return;
\n\/\/ \u53d1\u9001 POST \u8bf7\u6c42，\u901a\u77e5\u540e\u7aef\u628a\u5f53\u524d\u7528\u6237\u7684\u804a\u5929\u5386\u53f2\u6e05\u7a7a
\nawait axios.post(
\n `${import.meta.env.VITE_API_URL}\/api\/chat\/clear`,
\n {}, \/\/ POST \u8bf7\u6c42\u4f53\u4e3a\u7a7a（\u4e0d\u9700\u8981\u4f20\u989d\u5916\u53c2\u6570）
\n {
\n headers: {
\n 'Authorization': `Bearer ${userStore.userId}`, \/\/ \u5e26\u4e0a\u7528\u6237\u8eab\u4efd\u8ba4\u8bc1
\n 'Content-Type': 'application\/json'
\n }
\n }
\n);
\n\/\/ \u540e\u7aef\u6e05\u7a7a\u6210\u529f\u540e，\u628a\u672c\u5730\u524d\u7aef\u7684\u6d88\u606f\u5217\u8868\u4e5f\u6e05\u7a7a，\u4fdd\u6301\u9875\u9762\u540c\u6b65
\nmessages.value = [];
\n};
\n\/\/ ——————————
\n\/\/ \u65b9\u6cd53：\u53d1\u9001\u7528\u6237\u6d88\u606f + \u63a5\u6536AI\u6d41\u5f0f\u56de\u590d
\n\/\/ ——————————
\n\/\/ \u53c2\u6570\u8bf4\u660e：
\n\/\/ message \u7528\u6237\u8f93\u5165\u7684\u95ee\u9898\u5185\u5bb9
\n\/\/ model \u9009\u7528\u7684AI\u6a21\u578b\u540d\u79f0
\n\/\/ knowledge_bool \u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93\u95ee\u7b54
\n\/\/ temperature \u6a21\u578b\u6e29\u5ea6（\u63a7\u5236\u56de\u590d\u968f\u673a\u6027，\u503c\u8d8a\u9ad8\u8d8a\u53d1\u6563）
\n\/\/ max_tokens \u6700\u5927token\u6570\u91cf（\u9650\u5236AI\u56de\u590d\u7684\u957f\u5ea6）
\nconst sendMessage = async (message: string, model: string, knowledge_bool: boolean, temperature: number, max_tokens: number) => {
\n\/\/ \u5b88\u536b\u5224\u65ad：\u6d88\u606f\u662f\u7a7a\u7684 \/ \u6ca1\u6709\u7528\u6237ID，\u76f4\u63a5\u4e0d\u6267\u884c
\nif (!message.trim() || !userStore.userId) return;
\n\/\/ \u5148\u628a\u7528\u6237\u53d1\u7684\u6d88\u606f\u52a0\u5230\u804a\u5929\u5217\u8868\u91cc，\u8ba9\u9875\u9762\u7acb\u523b\u663e\u793a\u7528\u6237\u7684\u63d0\u95ee
\nmessages.value.push({ role: 'user', content: message, sources_info_list: [] });
\n\/\/ \u5f00\u542f\u52a0\u8f7d\u72b6\u6001，\u9875\u9762\u53ef\u4ee5\u663e\u793a\u201cAI\u6b63\u5728\u601d\u8003\/\u56de\u590d\u4e2d\u201d\u7684\u6548\u679c
\nisLoading.value = true;<\/p>\n

try {
\n \/\/ \u8c03\u7528\u6d41\u5f0f\u54cd\u5e94\u5904\u7406\u65b9\u6cd5，\u628a\u6240\u6709\u53c2\u6570\u4f20\u8fdb\u53bb，\u63a5\u6536AI\u7684\u9010\u5b57\u56de\u590d
\n await handleStreamResponse(message, model, knowledge_bool, temperature, max_tokens);
\n} catch (error) {
\n \/\/ \u8bf7\u6c42\u51fa\u9519\u65f6，\u5728\u804a\u5929\u5217\u8868\u91cc\u52a0\u4e00\u6761\u9519\u8bef\u63d0\u793a，\u8ba9\u7528\u6237\u77e5\u9053\u5931\u8d25\u4e86
\n console.error('Error sending message: ', error);
\n messages.value.push({
\n role: 'assistant',
\n content: 'Error: unable to process request',
\n sources_info_list: []
\n });
\n} finally {
\n \/\/ \u65e0\u8bba\u6210\u529f\u8fd8\u662f\u5931\u8d25，\u6700\u540e\u90fd\u5173\u95ed\u52a0\u8f7d\u72b6\u6001
\n isLoading.value = false;
\n}
\n};
\n\/**
\n\u5185\u90e8\u65b9\u6cd5：\u5904\u7406\u6d41\u5f0f\u54cd\u5e94（SSE \u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6，\u5b9e\u73b0\u6253\u5b57\u673a\u6548\u679c）
\n@param message – \u7528\u6237\u8f93\u5165\u7684\u95ee\u9898\u5185\u5bb9
\n@param model – AI\u6a21\u578b\u540d\u79f0
\n@param knowledge_bool – \u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93\u95ee\u7b54
\n@param temperature – \u6e29\u5ea6\u53c2\u6570，\u63a7\u5236\u56de\u590d\u7684\u968f\u673a\u6027
\n@param max_tokens – \u6700\u5927token\u6570\u91cf，\u9650\u5236AI\u56de\u590d\u7684\u957f\u5ea6
\n*\/
\nconst handleStreamResponse = async (message: string, model: string, knowledge_bool: boolean, temperature: number, max_tokens: number) => {
\n\/\/ \u8bb0\u5f55\u8fd9\u6761AI\u56de\u590d\u5728\u6d88\u606f\u6570\u7ec4\u91cc\u7684\u4e0b\u6807\u4f4d\u7f6e，\u540e\u9762\u7528\u6765\u5b9e\u65f6\u66f4\u65b0\u5185\u5bb9
\nconst aiMessageIndex = messages.value.length;
\n\/\/ \u5148\u5728\u6d88\u606f\u5217\u8868\u91cc\u5360\u4e00\u4e2a\u4f4d\u7f6e，\u653e\u4e00\u6761\u7a7a\u7684AI\u6d88\u606f，\u540e\u7eed\u9010\u5b57\u5f80\u91cc\u9762\u586b\u5185\u5bb9
\nmessages.value.push({ role: 'assistant', content: '', sources_info_list: [] });
\ntry {
\n\/\/ \u7528 fetch \u53d1\u8d77\u6d41\u5f0f\u8bf7\u6c42（axios \u4e0d\u652f\u6301\u539f\u751f\u6d41\u5f0f\u8bfb\u53d6，\u6240\u4ee5\u7528\u6d4f\u89c8\u5668\u539f\u751f fetch）
\nconst response = await fetch(${import.meta.env.VITE_API_URL}\/api\/chat\/stream, {
\nmethod: 'POST', \/\/ \u8bf7\u6c42\u65b9\u5f0f\u662f POST
\nheaders: {
\n'Content-Type': 'application\/json', \/\/ \u544a\u8bc9\u540e\u7aef\u8bf7\u6c42\u4f53\u662f JSON \u683c\u5f0f
\n'Authorization': Bearer ${userStore.userId}, \/\/ \u5e26\u4e0a\u7528\u6237\u8eab\u4efd\u8ba4\u8bc1
\n},
\n\/\/ \u8bf7\u6c42\u4f53：\u628a\u6240\u6709\u53c2\u6570\u8f6c\u6210 JSON \u5b57\u7b26\u4e32\u53d1\u7ed9\u540e\u7aef
\nbody: JSON.stringify({
\nquery: message, \/\/ \u7528\u6237\u7684\u95ee\u9898
\nmodel: model, \/\/ \u9009\u62e9\u7684AI\u6a21\u578b
\ntemperature: temperature, \/\/ \u6e29\u5ea6\u53c2\u6570
\nmax_tokens: max_tokens, \/\/ \u6700\u5927\u751f\u6210\u957f\u5ea6
\nknowledge_bool: knowledge_bool, \/\/ \u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93
\n}
\n)
\n});
\n\/\/ \u68c0\u67e5HTTP\u8bf7\u6c42\u662f\u5426\u6210\u529f，\u72b6\u6001\u7801\u4e0d\u662f 2xx \u5c31\u629b\u51fa\u9519\u8bef
\nif (!response.ok) {
\nthrow new Error(HTTP error! status: ${response.status});
\n}
\n\/\/ \u68c0\u67e5\u6d4f\u89c8\u5668\u662f\u5426\u652f\u6301\u8bfb\u53d6\u54cd\u5e94\u6d41，\u4e0d\u652f\u6301\u5c31\u62a5\u9519
\nif (!response.body) {
\nthrow new Error('ReadableStream not supported');
\n}
\n\/\/ \u83b7\u53d6\u6d41\u7684\u8bfb\u53d6\u5668，\u7528\u6765\u4e00\u70b9\u70b9\u8bfb\u53d6\u540e\u7aef\u6301\u7eed\u8fd4\u56de\u7684\u6570\u636e
\nconst reader = response.body.getReader();
\n\/\/ \u521b\u5efa\u6587\u672c\u89e3\u7801\u5668，\u628a\u4e8c\u8fdb\u5236\u7684\u5b57\u8282\u6570\u636e\u8f6c\u6362\u6210\u53ef\u8bfb\u7684\u5b57\u7b26\u4e32
\nconst decoder = new TextDecoder();
\n\/\/ \u7f13\u51b2\u533a：\u7528\u6765\u62fc\u63a5\u88ab\u62c6\u5206\u7684\u6570\u636e\u5757
\n\/\/ \u56e0\u4e3a\u6d41\u5f0f\u4f20\u8f93\u53ef\u80fd\u628a\u4e00\u884c\u5b8c\u6574\u6570\u636e\u62c6\u6210\u4e24\u6b21\u53d1，\u9700\u8981\u5148\u62fc\u8d77\u6765\u518d\u5904\u7406
\nlet buffer = '';
\n\/\/ \u5faa\u73af：\u6301\u7eed\u4e0d\u65ad\u5730\u8bfb\u53d6\u6d41\u91cc\u7684\u6570\u636e，\u76f4\u5230\u6d41\u7ed3\u675f
\nwhile (true) {
\n\/\/ \u8bfb\u53d6\u4e00\u5757\u6570\u636e：done \u8868\u793a\u662f\u5426\u5168\u90e8\u8bfb\u5b8c\u4e86，value \u662f\u8fd9\u4e00\u5757\u7684\u4e8c\u8fdb\u5236\u6570\u636e
\nconst { done, value } = await reader.read();
\n\/\/ \u5982\u679c\u6d41\u7ed3\u675f\u4e86，\u8df3\u51fa\u5faa\u73af
\nif (done) break;
\n\/\/ \u628a\u8fd9\u5757\u4e8c\u8fdb\u5236\u6570\u636e\u89e3\u7801\u6210\u5b57\u7b26\u4e32，\u8ffd\u52a0\u5230\u7f13\u51b2\u533a\u672b\u5c3e
\nbuffer += decoder.decode(value, { stream: true });
\n\/\/ \u6309\u6362\u884c\u7b26\u628a\u7f13\u51b2\u533a\u62c6\u6210\u4e00\u884c\u4e00\u884c\u7684（SSE \u534f\u8bae\u89c4\u5b9a\u6309\u884c\u4f20\u8f93\u6570\u636e）
\nconst lines = buffer.split('\\\\n');
\n\/\/ \u628a\u6700\u540e\u4e00\u884c\u62ff\u51fa\u6765\u653e\u56de\u7f13\u51b2\u533a
\n\/\/ \u56e0\u4e3a\u6700\u540e\u4e00\u884c\u5927\u6982\u7387\u662f\u4e0d\u5b8c\u6574\u7684，\u7b49\u4e0b\u4e00\u5757\u6570\u636e\u8fc7\u6765\u62fc\u8d77\u6765\u518d\u5904\u7406
\nbuffer = lines.pop() || '';
\n\/\/ \u904d\u5386\u6bcf\u4e00\u884c\u5b8c\u6574\u7684\u6570\u636e，\u9010\u4e2a\u89e3\u6790\u5904\u7406
\nfor (const line of lines) {
\nconst trimmedLine = line.trim();
\n\/\/ SSE \u534f\u8bae\u89c4\u5b9a\u6570\u636e\u884c\u4ee5 "data: " \u5f00\u5934，\u53ea\u5904\u7406\u8fd9\u79cd\u6709\u6548\u6570\u636e\u884c
\nif (trimmedLine.startsWith('data: ')) {
\n\/\/ \u53bb\u6389\u5f00\u5934\u7684 "data: " \u524d\u7f00，\u62ff\u5230\u91cc\u9762\u7684 JSON \u5b57\u7b26\u4e32
\nconst jsonStr = trimmedLine.slice(6);
\n \/\/ \u8df3\u8fc7\u7a7a\u884c，\u6216\u8005 SSE \u6807\u51c6\u7684\u7ed3\u675f\u6807\u8bb0 [DONE]
\n if (jsonStr.trim() === '' || jsonStr.trim() === '[DONE]') continue;<\/p>\n

try {
\n \/\/ \u628a JSON \u5b57\u7b26\u4e32\u89e3\u6790\u6210 JS \u5bf9\u8c61，\u65b9\u4fbf\u8bfb\u53d6\u5b57\u6bb5
\n const data = JSON.parse(jsonStr);
\n \/\/ \u5982\u679c\u540e\u7aef\u8fd4\u56de\u7ed3\u675f\u4fe1\u53f7（finished \u4e3a true），\u5c31\u8df3\u51fa\u6570\u636e\u5904\u7406\u5faa\u73af
\n if (data.finished) {
\n break;
\n }
\n \/\/ \u6839\u636e\u540e\u7aef\u8fd4\u56de\u7684\u6570\u636e\u7c7b\u578b，\u505a\u4e0d\u540c\u7684\u5904\u7406
\n if (data.type === "sources") {
\n \/\/ \u7c7b\u578b\u662f sources：\u5904\u7406\u53c2\u8003\u6765\u6e90\u6570\u636e，\u66f4\u65b0\u5230\u8fd9\u6761AI\u6d88\u606f\u7684\u6765\u6e90\u5217\u8868\u91cc
\n if (data.content &amp;&amp; Array.isArray(data.content)) {
\n messages.value[aiMessageIndex].sources_info_list = data.content;
\n }
\n } else if (data.type === "content" || data.type === "text") {
\n \/\/ \u7c7b\u578b\u662f content\/text：\u5904\u7406AI\u56de\u590d\u7684\u6587\u672c
\n \/\/ \u628a\u65b0\u8fd4\u56de\u7684\u6587\u672c\u8ffd\u52a0\u5230\u6d88\u606f\u5185\u5bb9\u540e\u9762，\u5b9e\u73b0\u9010\u5b57\u663e\u793a\u7684\u6253\u5b57\u673a\u6548\u679c
\n if (data.content) {
\n messages.value[aiMessageIndex].content += data.content;
\n }
\n }
\n } catch (e) {
\n \/\/ \u67d0\u4e00\u884c\u89e3\u6790\u5931\u8d25\u4e0d\u5f71\u54cd\u6574\u4f53\u6d41\u7a0b，\u5728\u63a7\u5236\u53f0\u6253\u5370\u8b66\u544a\u65b9\u4fbf\u8c03\u8bd5
\n console.warn('Failed to parse JSON:', jsonStr, e);
\n }
\n }
\n}
\n}
\n\/\/ \u8bfb\u53d6\u5b8c\u6210\u540e，\u91ca\u653e\u8bfb\u53d6\u5668\u7684\u9501，\u91ca\u653e\u6d4f\u89c8\u5668\u8d44\u6e90
\nreader.releaseLock();
\n} catch (error) {
\n \/\/ \u6d41\u5f0f\u8bf7\u6c42\u51fa\u9519\u65f6，\u628a\u4e4b\u524d\u5360\u4f4d\u7684\u90a3\u6761\u7a7aAI\u6d88\u606f\u5220\u6389（\u907f\u514d\u9875\u9762\u7559\u4e00\u6761\u7a7a\u6d88\u606f）
\n console.error('Stream error:', error);
\n messages.value.splice(aiMessageIndex, 1);
\n \/\/ \u628a\u9519\u8bef\u629b\u51fa\u53bb，\u8ba9\u5916\u5c42\u7684 sendMessage \u6355\u83b7\u5e76\u505a\u540e\u7eed\u5904\u7406
\n throw error;
\n}
\n};
\n\/\/ \u628a\u72b6\u6001\u548c\u65b9\u6cd5\u66b4\u9732\u51fa\u53bb，\u7ec4\u4ef6\u91cc\u5bfc\u5165\u4ed3\u5e93\u540e\u5c31\u53ef\u4ee5\u8c03\u7528\u8fd9\u4e9b\u6570\u636e\u548c\u65b9\u6cd5
\nreturn { messages, isLoading, loadChatHistory, sendMessage, clearChatHistory };
\n});<\/p>\n<\/p>\n

\u804a\u5929\u63a5\u53e3<\/p>\n

\u5982\u4e0b\u56fe\u7ea2\u6846，\u5b83\u662f\u804a\u5929\u7684\u63a5\u53e3<\/p>\n

\"\"<\/p>\n

\u5982\u4e0b\u56fe\u7ea2\u6846\u5904\u7406\u804a\u5929\u7684\u63a5\u53e3<\/p>\n

\"\"<\/p>\n

\u5982\u4e0b\u56fe\u7ea2\u6846，\u5b83\u8c03\u7528\u4e86svc\u91cc\u7684\u51fd\u6570，\u7136\u540esvc\u662f\u901a\u8fc7\u4e0b\u56fe\u84dd\u6846\u521b\u5efa\u7684<\/p>\n

\"\"<\/p>\n

\u5982\u4e0b\u56fe\u7ea2\u6846 get_rag_service \u7684\u903b\u8f91，\u5b83\u662f\u521b\u5efa\u4e00\u4e2aRAGService，\u8fd9\u4e2aRAGService\u7684\u903b\u8f91\u4e0a\u4e00\u8282\u4e2d\u5199\u8fc7\u4e86，\u5c31\u662f\u521d\u59cb\u5316llamaindex\u6784\u5efarag\u7684\u6d41\u7a0b<\/p>\n

\"\"<\/p>\n

\u4e3b\u8981\u5c31\u662f\u4e0b\u56fe\u7ea2\u6846\u91cc\u9762\u7684\u903b\u8f91<\/p>\n

\"\"<\/p>\n

\u9996\u5148\u4ed6\u66f4\u65b0\u4e86\u4e00\u4e0b\u6a21\u578b\u4fe1\u606f<\/p>\n

\"\"<\/p>\n

\u5982\u4e0b\u56fe\u7ea2\u6846update_model_config\u91cc\u8c03\u7528\u7684ingestion_pipeline\u7684update_model_config<\/p>\n

\"\"<\/p>\n

\u7136\u540e\u5982\u4e0b\u56fe\u7ea2\u6846 ingestion_pipeline\u91cc\u7684update_model_config\u5c31\u662f\u8bbe\u7f6e\u4e00\u4e0b\u5168\u5c40\u7684\u5927\u8bed\u8a00\u6a21\u578b<\/p>\n

\"\"<\/p>\n

\u7136\u540eupdate_model_config\u770b\u5b8c\u4e86，\u63a5\u4e0b\u6765\u662f\u4e0b\u56fe\u7ea2\u6846\u7684 query_documents_stream<\/p>\n

\"\"<\/p>\n

\u5982\u4e0b\u56fe\u7ea2\u6846\u5b83\u9996\u5148\u4f1a\u83b7\u53d6\u804a\u5929\u5f15\u64ce<\/p>\n

\"\"<\/p>\n

\u8fd9\u91cc\u901a\u8fc7\u524d\u7aef\u4f20\u6765\u7684\u6807\u8bb0\u6765\u5224\u65ad\u521b\u5efa\u5e26\u77e5\u8bc6\u5e93\u7684\u804a\u5929\u5f15\u64ce，\u8fd8\u662f\u4e0d\u5e26\u77e5\u8bc6\u5e93\u7684\u804a\u5929\u5f15\u64ce<\/p>\n

\"\"<\/p>\n

\u7d22\u5f15\u7684\u521b\u5efa，\u4e0a\u4e00\u8282\u4e2d\u5199\u7684\u7d22\u5f15\u9ed8\u8ba4\u662f\u7a7a\u7684，\u8fd9\u91cc\u5c31\u6765\u770b\u770b\u5982\u4f55\u521b\u5efa\u7684\u7d22\u5f15<\/p>\n

\"\"<\/p>\n

\u83b7\u53d6\u7d22\u5f15<\/p>\n

\"\"<\/p>\n

\u83b7\u53d6\u7d22\u5f15\"\"<\/p>\n

\u8fd9\u91cc\u901a\u8fc7\u5b58\u50a8\u7ba1\u7406\u5668\u521b\u5efa\u7d22\u5f15\"\"<\/p>\n

\u4e0a\u56fe\u8fd9\u4e2a\u5b58\u50a8\u7ba1\u7406\u5668\u662f\u5728 RAGService \u6784\u9020\u65b9\u6cd5\u4e2d\u521b\u5efa\u7684\u5982\u4e0b\u56fe\"\"<\/p>\n

\u5982\u679c\u4e4b\u524d\u521b\u5efa\u8fc7\u77e5\u8bc6\u5e93，\u5e76\u4e14\u672c\u5730\u5df2\u7ecf\u6709\u8fc7\u77e5\u8bc6\u7684\u5185\u5bb9（\u7d22\u5f15）\u4e86，\u5b83\u624d\u4f1a\u521b\u5efa，\u5426\u5219\u4f1a\u521b\u5efa\u4e00\u4e2a\u7a7a\u7684\"\"<\/p>\n

\u5230\u8fd9llamaindex\u7d22\u5f15\u7684\u521b\u5efa\u5c31\u5b8c\u6210\u4e86，\u7136\u540e\u521b\u5efa\u4e00\u4e2a\u68c0\u7d22\u5668，\u8fd9\u91cc\u4f7f\u7528\u878d\u5408\u68c0\u7d22\u5668，BM25\u548c\u5411\u91cf\u68c0\u7d22\"\"<\/p>\n

\u5230\u8fd9\u804a\u5929\u5f15\u64ce\u5c31\u5b8c\u6210\u4e86，\u7136\u540e\u5c31\u662f\u4e0b\u56fe\u7ea2\u6846\u7684 \u67e5\u8be2\u3001\u4fdd\u5b58\u804a\u5929\u8bb0\u5f55\u3001RAG\u68c0\u7d22\u7684\u4fe1\u606f\u8fd4\u56de\u7ed9\u524d\u7aef\u4e86，\u7136\u540e\u5c31\u7ed3\u675f\u4e86\"\"<\/p>\n

\u5b8c\u6574\u4ee3\u7801<\/p>\n

\u4ee3\u7801\u4e2d\u7528\u4e86\u5f88\u591ayield，\u5b83\u662f\u4f7f\u7528\u5b9e\u4f8b<\/p>\n

# \u7b2c\u4e00\u79cd\u7528\u6cd5
\ndef count():
\n yield 1
\n yield 2
\n # \u51fd\u6570\u6267\u884c\u5230\u8fd9\u91cc，\u6ca1\u6709\u66f4\u591a\u4ee3\u7801\u4e86
\ngen = count()
\nnext(gen) # 1
\nnext(gen) # 2
\nnext(gen) # \u629b\u51fa StopIteration，\u4ee3\u8868\u751f\u6210\u5b8c\u4e86
\n\u7b2c\u4e8c\u79cd\u7528\u6cd5
\ndef count():
\nyield 1
\nyield 2
\nyield 3
\nfor num in count():
\nprint(num)
\n#\u7b2c\u4e09\u79cd\u7528\u6cd5
\ngen = count()
\nwhile True:
\ntry:
\nnum = next(gen) # \u624b\u52a8\u8c03\u7528 next \u53d6\u4e0b\u4e00\u4e2a\u503c
\nprint(num)
\nexcept StopIteration: # \u6355\u83b7\u5230\u7ed3\u675f\u5f02\u5e38
\nbreak # \u9000\u51fa\u5faa\u73af<\/p>\n

rag.py，\u4e0b\u65b9\u6211\u4eec\u628a event_generator \u51fd\u6570\u7ed9\u5230\u4e86 StreamingResponse\u91cc，StreamingResponse\u91cc\u9762\u4f1a\u6709\u4e0a\u65b9\u7b2c\u4e8c\u79cdfor\u5faa\u73af\u5199\u6cd5\u7684\u4ee3\u7801<\/p>\n

# \u5bfc\u5165json\u6807\u51c6\u5e93，\u7528\u4e8e\u5c06Python\u5b57\u5178\u8f6c\u6210JSON\u5b57\u7b26\u4e32，\u6ee1\u8db3SSE\u6d41\u5f0f\u4f20\u8f93\u7684\u6570\u636e\u683c\u5f0f\u8981\u6c42
\nimport json
\n# \u5bfc\u5165\u7c7b\u578b\u63d0\u793aList，\u7528\u6765\u6807\u6ce8\u5217\u8868\u7c7b\u578b\u7684\u8fd4\u56de\u503c，\u63d0\u5347\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u7f16\u8f91\u5668\u7684\u8865\u5168\u6821\u9a8c\u80fd\u529b
\nfrom typing import List
\n\u4eceFastAPI\u5bfc\u5165\u8def\u7531\u7ba1\u7406\u5668APIRouter\u548c\u4f9d\u8d56\u6ce8\u5165\u5de5\u5177Depends
\nAPIRouter：\u7528\u6765\u5206\u7ec4\u7ba1\u7406\u4e00\u7ec4\u76f8\u5173\u7684\u63a5\u53e3，\u65b9\u4fbf\u6a21\u5757\u5316\u62c6\u5206
\nDepends：\u4f9d\u8d56\u6ce8\u5165\u5de5\u5177，\u81ea\u52a8\u5e2e\u6211\u4eec\u83b7\u53d6\/\u521b\u5efa\u5bf9\u8c61，\u4e0d\u7528\u624b\u52a8\u5b9e\u4f8b\u5316
\nfrom fastapi import APIRouter, Depends
\n\u5bfc\u5165\u6d41\u5f0f\u54cd\u5e94\u7c7b，\u4e13\u95e8\u7528\u4e8e\u8fd4\u56deSSE\u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6\u7684\u6d41\u5f0f\u6570\u636e，\u5b9e\u73b0\u524d\u7aef\u6253\u5b57\u673a\u6548\u679c
\nfrom fastapi.responses import StreamingResponse
\n\u5bfc\u5165RAG\u670d\u52a1\u7c7b\u548c\u83b7\u53d6\u670d\u52a1\u5355\u4f8b\u7684\u51fd\u6570，\u8d1f\u8d23\u5904\u7406\u804a\u5929\u3001\u4e0a\u4f20\u7b49\u6838\u5fc3\u4e1a\u52a1\u903b\u8f91
\nfrom app.rag_service import RAGService, get_rag_service
\n\u5bfc\u5165\u7528\u6237\u6a21\u578b\u548c\u83b7\u53d6\u5f53\u524d\u767b\u5f55\u7528\u6237\u7684\u51fd\u6570，\u7528\u4e8e\u63a5\u53e3\u7684\u8eab\u4efd\u6821\u9a8c
\nfrom app.routers.users import User, get_current_active_user
\n\u5bfc\u5165\u63a5\u53e3\u7684\u6570\u636e\u6a21\u578b（schema），\u7528\u6765\u89c4\u8303\u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u6570\u636e\u683c\u5f0f
\nfrom app.schemas import ChatMessage, ChatRequest, CommonResponse, HistoryMessageResponse
\n\u5bfc\u5165\u65e5\u5fd7\u5de5\u5177\u51fd\u6570，\u7528\u4e8e\u521b\u5efa\u5f53\u524d\u6a21\u5757\u7684\u65e5\u5fd7\u8bb0\u5f55\u5668
\nfrom utils.logger import setup_logger
\n\u521b\u5efa\u5f53\u524d\u6a21\u5757\u7684\u65e5\u5fd7\u8bb0\u5f55\u5668，\u7528\u6765\u6253\u5370\u63a5\u53e3\u8c03\u7528\u8fc7\u7a0b\u4e2d\u7684\u4fe1\u606f\u3001\u9519\u8bef\u7b49\u65e5\u5fd7
\nlogger = setup_logger(name)
\n\u521b\u5efa\u804a\u5929\u6a21\u5757\u7684\u8def\u7531\u5b9e\u4f8b，\u6240\u6709\u804a\u5929\u76f8\u5173\u7684\u63a5\u53e3\u90fd\u6302\u8f7d\u5728\u8fd9\u4e2a\u8def\u7531\u4e0a
\nchat_router = APIRouter()
\n\u88c5\u9970\u5668：\u6ce8\u518c\u4e00\u4e2aPOST\u7c7b\u578b\u7684\u63a5\u53e3，\u8def\u5f84\u4e3a\/stream，\u6302\u8f7d\u5728chat_router\u8def\u7531\u4e0b
\n@chat_router.post("\/stream")
\n\u5f02\u6b65\u63a5\u53e3\u51fd\u6570：\u6d41\u5f0f\u804a\u5929\u63a5\u53e3，\u63a5\u6536\u7528\u6237\u7684\u804a\u5929\u8bf7\u6c42，\u8fd4\u56deSSE\u6d41\u5f0f\u54cd\u5e94
\nasync def chat_query_stream(
\n# \u8bf7\u6c42\u4f53\u53c2\u6570：\u524d\u7aef\u4f20\u8fc7\u6765\u7684\u804a\u5929\u8bf7\u6c42，\u5305\u542b\u95ee\u9898\u3001\u6a21\u578b\u540d\u79f0\u3001\u662f\u5426\u5f00\u77e5\u8bc6\u5e93\u3001\u6e29\u5ea6\u7b49\u5b57\u6bb5
\nreq: ChatRequest,
\n# \u4f9d\u8d56\u6ce8\u5165：\u81ea\u52a8\u83b7\u53d6\u5f53\u524d\u767b\u5f55\u7684\u6d3b\u8dc3\u7528\u6237
\n# \u4f1a\u81ea\u52a8\u6267\u884cget_current_active_user\u51fd\u6570\u6821\u9a8c\u7528\u6237token，\u6821\u9a8c\u5931\u8d25\u76f4\u63a5\u8fd4\u56de\u9519\u8bef，\u4e0d\u7528\u81ea\u5df1\u5199\u6821\u9a8c\u903b\u8f91
\ncurrent_user: User = Depends(get_current_active_user),
\n# \u4f9d\u8d56\u6ce8\u5165：\u81ea\u52a8\u83b7\u53d6RAG\u670d\u52a1\u7684\u5355\u4f8b\u5b9e\u4f8b，\u5168\u5c40\u53ea\u6709\u4e00\u4e2a\u670d\u52a1\u5bf9\u8c61
\nsvc: RAGService = Depends(get_rag_service),
\n\u51fd\u6570\u8fd4\u56de\u503c\u7c7b\u578b\u662f\u6d41\u5f0f\u54cd\u5e94
\n) -> StreamingResponse:
\n"""\u6d41\u5f0f\u804a\u5929，\u76f4\u63a5\u8f6c\u53d1 LlamaIndex streaming delta\u3002"""
\n# \u5b9a\u4e49\u5185\u90e8\u5f02\u6b65\u751f\u6210\u5668\u51fd\u6570，\u7528\u6765\u751f\u6210\u7b26\u5408SSE\u534f\u8bae\u683c\u5f0f\u7684\u6d41\u5f0f\u6570\u636e
\nasync def event_generator():
\n # \u5f02\u5e38\u6355\u83b7：\u5904\u7406\u6d41\u5f0f\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u51fa\u73b0\u7684\u6240\u6709\u9519\u8bef
\n try:
\n # \u5f02\u6b65\u904d\u5386RAG\u670d\u52a1\u8fd4\u56de\u7684\u6bcf\u4e00\u5757\u6d41\u5f0f\u6570\u636e（\u6587\u672c\u7247\u6bb5\u3001\u6765\u6e90\u3001\u5b8c\u6210\u4fe1\u53f7\u7b49）
\n async for chunk in svc.query_stream(
\n # \u7528\u7528\u6237\u540d\u4f5c\u4e3a\u4f1a\u8bddID，\u6bcf\u4e2a\u7528\u6237\u72ec\u7acb\u4fdd\u5b58\u81ea\u5df1\u7684\u804a\u5929\u8bb0\u5f55
\n session_id=current_user.username,
\n # \u7528\u6237\u7684\u95ee\u9898\u6587\u672c
\n query=req.query,
\n # \u9009\u62e9\u7684AI\u6a21\u578b\u540d\u79f0
\n model=req.model,
\n # \u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93\u95ee\u7b54
\n knowledge_bool=req.knowledge_bool,
\n # \u6a21\u578b\u6e29\u5ea6\u53c2\u6570
\n temperature=req.temperature,
\n # \u6700\u5927\u8f93\u51fatoken\u6570
\n max_tokens=req.max_tokens,
\n ):
\n # \u5c06\u6570\u636e\u5757\u8f6c\u6210SSE\u534f\u8bae\u89c4\u5b9a\u7684\u683c\u5f0f
\n # \u683c\u5f0f\u89c4\u5219：\u4ee5 data: \u5f00\u5934，\u540e\u9762\u8ddfJSON\u5b57\u7b26\u4e32，\u6700\u540e\u52a0\u4e24\u4e2a\u6362\u884c（\u7a7a\u884c\u5206\u9694\u4e0d\u540c\u4e8b\u4ef6，\u524d\u7aef\u624d\u80fd\u6b63\u786e\u89e3\u6790）
\n # ensure_ascii=False \u4fdd\u8bc1\u4e2d\u6587\u6b63\u5e38\u663e\u793a，\u4e0d\u4f1a\u8f6c\u6210Unicode\u7f16\u7801
\n yield f"data: {json.dumps(chunk, ensure_ascii=False)}\\\\n\\\\n"
\n # \u6355\u83b7\u6240\u6709\u7c7b\u578b\u7684\u5f02\u5e38
\n except Exception as exc:
\n # \u6784\u9020\u7edf\u4e00\u683c\u5f0f\u7684\u9519\u8bef\u6570\u636e
\n error_data = {
\n "type": "error",
\n "content": f"\u6d41\u5f0f\u4f20\u8f93\u9519\u8bef: {exc}",
\n "finished": True,
\n }
\n # \u540c\u6837\u4ee5SSE\u683c\u5f0f\u8fd4\u56de\u9519\u8bef\u4fe1\u606f，\u6807\u8bb0\u5bf9\u8bdd\u7ed3\u675f
\n yield f"data: {json.dumps(error_data, ensure_ascii=False)}\\\\n\\\\n"<\/p>\n

# \u8fd4\u56de\u6d41\u5f0f\u54cd\u5e94\u5bf9\u8c61，\u628a\u751f\u6210\u5668\u4f5c\u4e3a\u5185\u5bb9\u6e90，\u4e00\u8fb9\u751f\u6210\u4e00\u8fb9\u4f20\u8f93\u7ed9\u524d\u7aef
\nreturn StreamingResponse(
\n # \u6d41\u5f0f\u5185\u5bb9\u6e90：\u5c31\u662f\u4e0a\u9762\u5b9a\u4e49\u7684\u751f\u6210\u5668\u51fd\u6570
\n content=event_generator(),
\n # \u6307\u5b9a\u54cd\u5e94\u7684\u5a92\u4f53\u7c7b\u578b\u4e3aSSE\u4e8b\u4ef6\u6d41，\u8fd9\u662fSSE\u534f\u8bae\u7684\u6807\u51c6\u7c7b\u578b
\n media_type="text\/event-stream",
\n # \u8bbe\u7f6e\u54cd\u5e94\u5934，\u4fdd\u8bc1\u957f\u8fde\u63a5\u548c\u5b9e\u65f6\u6027
\n headers={"Cache-Control": "no-cache", "Connection": "keep-alive"},
\n)
\n\u88c5\u9970\u5668：\u6ce8\u518c\u4e00\u4e2aGET\u7c7b\u578b\u7684\u63a5\u53e3，\u8def\u5f84\u4e3a\/history，\u83b7\u53d6\u7528\u6237\u804a\u5929\u5386\u53f2
\n@chat_router.get("\/history")
\n\u5f02\u6b65\u63a5\u53e3\u51fd\u6570：\u83b7\u53d6\u5f53\u524d\u767b\u5f55\u7528\u6237\u7684\u6240\u6709\u804a\u5929\u5386\u53f2\u8bb0\u5f55
\nasync def get_user_history(
\n# \u4f9d\u8d56\u6ce8\u5165：\u6821\u9a8c\u5e76\u83b7\u53d6\u5f53\u524d\u767b\u5f55\u7528\u6237
\ncurrent_user: User = Depends(get_current_active_user),
\n# \u4f9d\u8d56\u6ce8\u5165：\u83b7\u53d6RAG\u670d\u52a1\u5355\u4f8b
\nsvc: RAGService = Depends(get_rag_service),
\n\u8fd4\u56de\u503c\u662f\u5386\u53f2\u6d88\u606f\u54cd\u5e94\u5bf9\u8c61\u7684\u5217\u8868
\n) -> List[HistoryMessageResponse]:
\n"""\u8bfb\u53d6\u5f53\u524d\u7528\u6237\u7684 LlamaIndex Memory \u5386\u53f2\u3002"""
\n# \u5217\u8868\u63a8\u5bfc\u5f0f：\u904d\u5386\u7528\u6237\u7684\u4f1a\u8bdd\u5386\u53f2，\u8f6c\u6362\u6210\u524d\u7aef\u9700\u8981\u7684\u6807\u51c6\u54cd\u5e94\u683c\u5f0f
\nreturn [
\n# \u7528schema\u5b9a\u4e49\u7684\u5386\u53f2\u6d88\u606f\u6a21\u578b\u5305\u88c5\u6bcf\u6761\u6d88\u606f，\u4fdd\u8bc1\u6570\u636e\u683c\u5f0f\u7edf\u4e00
\nHistoryMessageResponse(
\n# \u5185\u5c42\u7528\u804a\u5929\u6d88\u606f\u6a21\u578b\u5305\u88c5\u5177\u4f53\u6d88\u606f\u5185\u5bb9
\nmessages=ChatMessage(
\n# \u6d88\u606f\u89d2\u8272：user（\u7528\u6237）\u6216assistant（AI\u52a9\u624b）
\nrole=msg["role"],
\n# \u6d88\u606f\u7684\u6587\u672c\u5185\u5bb9
\ncontent=msg["content"],
\n# \u6d88\u606f\u5173\u8054\u7684\u53c2\u8003\u6765\u6e90\u5217\u8868，\u6ca1\u6709\u5c31\u8fd4\u56de\u7a7a\u6570\u7ec4\u515c\u5e95
\nsources=msg.get("sources") or [],
\n)
\n)
\n# \u4ece\u670d\u52a1\u5c42\u83b7\u53d6\u5f53\u524d\u7528\u6237\u7684\u6240\u6709\u4f1a\u8bdd\u6d88\u606f，\u7528\u7528\u6237\u540d\u4f5c\u4e3a\u4f1a\u8bddID
\nfor msg in svc.get_session(current_user.username)
\n# \u8fc7\u6ee4\u6761\u4ef6：\u53ea\u4fdd\u7559\u6709\u5185\u5bb9\u7684\u6d88\u606f，\u8df3\u8fc7\u7a7a\u6d88\u606f
\nif msg.get("content")
\n]
\n\u88c5\u9970\u5668：\u6ce8\u518c\u4e00\u4e2aPOST\u7c7b\u578b\u7684\u63a5\u53e3，\u8def\u5f84\u4e3a\/clear，\u540c\u65f6\u6307\u5b9a\u54cd\u5e94\u6570\u636e\u6a21\u578b\u4e3a\u901a\u7528\u54cd\u5e94\u683c\u5f0f
\n@chat_router.post("\/clear", response_model=CommonResponse)
\n\u5f02\u6b65\u63a5\u53e3\u51fd\u6570：\u6e05\u7a7a\u5f53\u524d\u7528\u6237\u7684\u804a\u5929\u8bb0\u5f55\u548c\u8bb0\u5fc6
\nasync def chat_clear(
\n# \u4f9d\u8d56\u6ce8\u5165：\u6821\u9a8c\u5e76\u83b7\u53d6\u5f53\u524d\u767b\u5f55\u7528\u6237
\ncurrent_user: User = Depends(get_current_active_user),
\n# \u4f9d\u8d56\u6ce8\u5165：\u83b7\u53d6RAG\u670d\u52a1\u5355\u4f8b
\nsvc: RAGService = Depends(get_rag_service),
\n\u8fd4\u56de\u503c\u662f\u901a\u7528\u54cd\u5e94\u5bf9\u8c61
\n) -> CommonResponse:
\n"""\u6e05\u7a7a\u5f53\u524d\u7528\u6237\u7684\u804a\u5929\u8bb0\u5fc6\u3002"""
\n# \u8c03\u7528\u670d\u52a1\u5c42\u7684\u6e05\u7a7a\u65b9\u6cd5，\u4f20\u5165\u5f53\u524d\u7528\u6237\u540d（\u4f1a\u8bddID），\u6e05\u7a7a\u5bf9\u5e94\u7684\u804a\u5929\u8bb0\u5f55\u548c\u8bb0\u5fc6
\nsvc.clear_session(current_user.username)
\n# \u8fd4\u56de\u7edf\u4e00\u683c\u5f0f\u7684\u6210\u529f\u54cd\u5e94
\nreturn CommonResponse(status="success", message="\u4f1a\u8bdd\u5df2\u6e05\u7a7a")<\/p>\n

rag_service.py<\/p>\n

# \u5bfc\u5165os\u6807\u51c6\u5e93，\u63d0\u4f9b\u64cd\u4f5c\u7cfb\u7edf\u7ea7\u522b\u7684\u6587\u4ef6\u8def\u5f84\u62fc\u63a5\u3001\u6587\u4ef6\u64cd\u4f5c\u7b49\u57fa\u7840\u529f\u80fd
\nimport os
\n# \u5bfc\u5165shutil\u6807\u51c6\u5e93，\u63d0\u4f9b\u9ad8\u7ea7\u6587\u4ef6\u64cd\u4f5c，\u6bd4\u5982\u9012\u5f52\u5220\u9664\u6574\u4e2a\u76ee\u5f55
\nimport shutil
\n# \u5bfc\u5165tempfile\u6807\u51c6\u5e93，\u7528\u4e8e\u521b\u5efa\u4e34\u65f6\u6587\u4ef6\u548c\u4e34\u65f6\u76ee\u5f55，\u7528\u5b8c\u53ef\u81ea\u52a8\u6e05\u7406
\nimport tempfile
\n# \u5bfc\u5165\u7c7b\u578b\u63d0\u793a\u5de5\u5177，\u7528\u6765\u6807\u6ce8\u53d8\u91cf\u3001\u51fd\u6570\u53c2\u6570\u548c\u8fd4\u56de\u503c\u7684\u7c7b\u578b，\u63d0\u5347\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u7f16\u8f91\u5668\u6821\u9a8c\u80fd\u529b
\nfrom typing import Dict, List, Optional, Tuple
\n\u5bfc\u5165\u6838\u5fc3\u4e1a\u52a1\u5c42\u7684RAG\u5e94\u7528\u7c7b，\u6240\u6709\u77e5\u8bc6\u5e93\u95ee\u7b54\u7684\u6838\u5fc3\u903b\u8f91\u90fd\u5728\u8fd9\u4e2a\u7c7b\u91cc
\nfrom core.application import RAGApplication
\n\u5bfc\u5165\u9879\u76ee\u81ea\u5b9a\u4e49\u7684\u65e5\u5fd7\u5de5\u5177\u51fd\u6570，\u7528\u4e8e\u521b\u5efa\u5f53\u524d\u6a21\u5757\u7684\u65e5\u5fd7\u8bb0\u5f55\u5668
\nfrom utils.logger import setup_logger
\n\u521b\u5efa\u5f53\u524d\u6a21\u5757\u7684\u65e5\u5fd7\u8bb0\u5f55\u5668，\u7528\u6765\u6253\u5370\u7a0b\u5e8f\u8fd0\u884c\u4e2d\u7684\u4fe1\u606f\u3001\u9519\u8bef\u7b49\u65e5\u5fd7
\nlogger = setup_logger(name)
\n\u5b9a\u4e49RAG\u670d\u52a1\u7c7b：\u4f5c\u4e3aHTTP\u63a5\u53e3\u5c42\u7684\u9002\u914d\u5668，\u5bf9\u63a5\u4e0a\u5c42\u7684HTTP\u8bf7\u6c42，\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u7684\u4e34\u65f6\u5b58\u50a8\u903b\u8f91，\u518d\u8c03\u7528\u6838\u5fc3RAG\u529f\u80fd
\nclass RAGService:
\n"""HTTP \u5c42\u9002\u914d\u5668：\u5904\u7406\u4e0a\u4f20\u4e34\u65f6\u6587\u4ef6，\u5e76\u8c03\u7528\u6838\u5fc3 RAG \u5e94\u7528\u3002"""
\n# \u7c7b\u7684\u6784\u9020\u521d\u59cb\u5316\u65b9\u6cd5，\u521b\u5efaRAGService\u5b9e\u4f8b\u65f6\u81ea\u52a8\u6267\u884c
\ndef __init__(self) -&gt; None:
\n # \u5b9e\u4f8b\u5316\u6838\u5fc3RAG\u5e94\u7528\u5bf9\u8c61，\u6240\u6709\u4e1a\u52a1\u903b\u8f91\u90fd\u59d4\u6258\u7ed9\u8fd9\u4e2aapp\u5bf9\u8c61\u5904\u7406
\n self.app = RAGApplication()<\/p>\n

# \u5904\u7406\u4e0a\u4f20\u6587\u4ef6\u7684\u65b9\u6cd5：\u63a5\u6536\u6587\u4ef6\u4e8c\u8fdb\u5236\u5185\u5bb9\u548c\u6587\u4ef6\u540d，\u4fdd\u5b58\u4e3a\u4e34\u65f6\u6587\u4ef6\u540e\u4ea4\u7ed9\u6838\u5fc3\u5e94\u7528\u5904\u7406
\n# \u8fd4\u56de\u503c\u662f\u4e00\u4e2a\u5143\u7ec4：(\u5904\u7406\u7ed3\u679c\u5b57\u7b26\u4e32, \u6587\u4ef6\u540d\u5217\u8868)
\ndef upload_and_process_files(self, files: List[bytes], filenames: List[str]) -&gt; Tuple[str, List[str]]:
\n # \u521b\u5efa\u4e00\u4e2a\u4e34\u65f6\u76ee\u5f55，\u76ee\u5f55\u540d\u524d\u7f00\u4e3arag_upload_，\u7528\u6765\u4e34\u65f6\u5b58\u653e\u4e0a\u4f20\u7684\u6587\u4ef6
\n tmpdir = tempfile.mkdtemp(prefix="rag_upload_")
\n # \u5b9a\u4e49\u7a7a\u5217\u8868，\u7528\u6765\u4fdd\u5b58\u6bcf\u4e2a\u4e34\u65f6\u6587\u4ef6\u7684\u5b8c\u6574\u8def\u5f84
\n paths = []
\n # try\u4ee3\u7801\u5757：\u5305\u88f9\u53ef\u80fd\u51fa\u9519\u7684\u4e1a\u52a1\u903b\u8f91
\n try:
\n # \u540c\u65f6\u904d\u5386\u6587\u4ef6\u540d\u5217\u8868\u548c\u6587\u4ef6\u4e8c\u8fdb\u5236\u5185\u5bb9\u5217\u8868，\u4e00\u4e00\u5bf9\u5e94\u5904\u7406
\n for name, content in zip(filenames, files):
\n # \u62fc\u63a5\u4e34\u65f6\u76ee\u5f55\u548c\u6587\u4ef6\u540d，\u5f97\u5230\u4e34\u65f6\u6587\u4ef6\u7684\u5b8c\u6574\u8def\u5f84
\n path = os.path.join(tmpdir, name)
\n # \u4ee5\u4e8c\u8fdb\u5236\u5199\u5165\u6a21\u5f0f\u6253\u5f00\u8fd9\u4e2a\u4e34\u65f6\u6587\u4ef6，with\u8bed\u6cd5\u4f1a\u81ea\u52a8\u5173\u95ed\u6587\u4ef6
\n with open(path, "wb") as file:
\n # \u628a\u4e0a\u4f20\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u5185\u5bb9\u5199\u5165\u5230\u4e34\u65f6\u6587\u4ef6\u4e2d
\n file.write(content)
\n # \u5c06\u8fd9\u4e2a\u4e34\u65f6\u6587\u4ef6\u7684\u8def\u5f84\u6dfb\u52a0\u5230\u8def\u5f84\u5217\u8868\u4e2d
\n paths.append(path)<\/p>\n

# \u6253\u5370\u4fe1\u606f\u65e5\u5fd7，\u8bb0\u5f55\u672c\u6b21\u4e0a\u4f20\u7684\u6240\u6709\u6587\u4ef6\u8def\u5f84
\n logger.info("\u4e0a\u4f20\u7684\u6587\u6863: %s", paths)
\n # \u8c03\u7528\u6838\u5fc3RAG\u5e94\u7528\u7684\u4e0a\u4f20\u5904\u7406\u65b9\u6cd5，\u4f20\u5165\u6587\u4ef6\u8def\u5f84\u5217\u8868，\u540c\u65f6\u8fd4\u56de\u5904\u7406\u7ed3\u679c\u548c\u539f\u6587\u4ef6\u540d
\n return self.app.upload_and_process_files(paths), filenames
\n # finally\u4ee3\u7801\u5757：\u65e0\u8bba\u4e0a\u9762\u7684\u4ee3\u7801\u6210\u529f\u6267\u884c\u8fd8\u662f\u62a5\u9519，\u90fd\u4f1a\u6267\u884c\u8fd9\u91cc\u7684\u4ee3\u7801
\n finally:
\n # \u9012\u5f52\u5220\u9664\u6574\u4e2a\u4e34\u65f6\u76ee\u5f55\u548c\u91cc\u9762\u7684\u6240\u6709\u6587\u4ef6，ignore_errors=True\u8868\u793a\u5220\u9664\u5931\u8d25\u4e5f\u4e0d\u629b\u51fa\u9519\u8bef
\n shutil.rmtree(tmpdir, ignore_errors=True)<\/p>\n

# \u5f02\u6b65\u65b9\u6cd5：\u6d41\u5f0f\u95ee\u7b54\u63a5\u53e3，\u63a5\u6536\u67e5\u8be2\u53c2\u6570，\u8f6c\u53d1\u7ed9\u6838\u5fc3\u5e94\u7528，\u518d\u6d41\u5f0f\u8fd4\u56de\u7ed3\u679c\u7ed9\u4e0a\u5c42
\nasync def query_stream(
\n self,
\n session_id: str, # \u4f1a\u8bddID，\u7528\u6765\u533a\u5206\u4e0d\u540c\u7684\u7528\u6237\u6216\u8005\u4e0d\u540c\u7684\u804a\u5929\u7a97\u53e3
\n query: str, # \u7528\u6237\u8f93\u5165\u7684\u95ee\u9898\u6587\u672c
\n model: str, # \u9009\u62e9\u4f7f\u7528\u7684AI\u6a21\u578b\u540d\u79f0
\n knowledge_bool: bool, # \u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93\u95ee\u7b54\u7684\u5f00\u5173
\n temperature: float, # \u6a21\u578b\u6e29\u5ea6\u53c2\u6570，\u63a7\u5236\u56de\u7b54\u7684\u968f\u673a\u6027
\n max_tokens: int, # \u6a21\u578b\u6700\u5927\u8f93\u51fatoken\u6570，\u9650\u5236\u56de\u7b54\u957f\u5ea6
\n):
\n # \u5148\u8c03\u7528\u6838\u5fc3\u5e94\u7528\u7684\u65b9\u6cd5，\u66f4\u65b0\u6a21\u578b\u7684\u914d\u7f6e\u53c2\u6570
\n self.app.update_model_config(model, temperature, max_tokens)
\n # \u5f02\u6b65\u904d\u5386\u6838\u5fc3\u5e94\u7528\u8fd4\u56de\u7684\u6d41\u5f0f\u6570\u636e\u5757
\n async for chunk in self.app.query_documents_stream(
\n session_id=session_id,
\n query=query,
\n knowledge_bool=knowledge_bool,
\n ):
\n # \u5c06\u6bcf\u4e00\u4e2a\u6570\u636e\u5757\u539f\u6837yield\u8fd4\u56de\u7ed9\u4e0a\u5c42\u8c03\u7528\u8005（\u4e5f\u5c31\u662fHTTP\u63a5\u53e3\u5c42），\u5b9e\u73b0\u6d41\u5f0f\u4f20\u8f93
\n yield chunk<\/p>\n

# \u83b7\u53d6\u6307\u5b9a\u4f1a\u8bdd\u7684\u5386\u53f2\u804a\u5929\u8bb0\u5f55
\ndef get_session(self, session_id: str):
\n # \u76f4\u63a5\u8c03\u7528\u6838\u5fc3\u5e94\u7528\u7684\u83b7\u53d6\u5386\u53f2\u65b9\u6cd5，\u8fd4\u56de\u7ed3\u679c
\n return self.app.get_session_history(session_id)<\/p>\n

# \u6e05\u7a7a\u6307\u5b9a\u4f1a\u8bdd\u7684\u804a\u5929\u8bb0\u5f55\u548c\u8bb0\u5fc6
\ndef clear_session(self, session_id: str) -&gt; None:
\n # \u76f4\u63a5\u8c03\u7528\u6838\u5fc3\u5e94\u7528\u7684\u6e05\u7a7a\u65b9\u6cd5
\n self.app.clear_session(session_id)<\/p>\n

# \u91cd\u7f6e\u6574\u4e2aRAG\u7cfb\u7edf
\ndef reset_system(self) -&gt; None:
\n # \u8c03\u7528\u6838\u5fc3\u5e94\u7528\u7684\u91cd\u7f6e\u65b9\u6cd5
\n self.app.reset()
\n\u5168\u5c40\u53d8\u91cf：\u5b58\u50a8RAGService\u7684\u5355\u4f8b\u5b9e\u4f8b，\u521d\u59cb\u503c\u4e3aNone，\u7c7b\u578b\u662f\u53ef\u9009\u7684RAGService
\n_rag_service: Optional[RAGService] = None
\n\u5168\u5c40\u51fd\u6570：\u83b7\u53d6RAGService\u7684\u5355\u4f8b\u5b9e\u4f8b，\u4fdd\u8bc1\u6574\u4e2a\u7a0b\u5e8f\u4e2d\u53ea\u6709\u4e00\u4e2aRAGService\u5b9e\u4f8b
\ndef get_rag_service() -> RAGService:
\n# \u58f0\u660e\u8981\u4f7f\u7528\u5168\u5c40\u4f5c\u7528\u57df\u7684_rag_service\u53d8\u91cf
\nglobal _rag_service
\n# \u5224\u65ad\u5168\u5c40\u5b9e\u4f8b\u662f\u5426\u8fd8\u6ca1\u6709\u88ab\u521b\u5efa
\nif _rag_service is None:
\n# \u6ca1\u6709\u521b\u5efa\u7684\u8bdd，\u5c31\u65b0\u5efa\u4e00\u4e2aRAGService\u5b9e\u4f8b，\u8d4b\u503c\u7ed9\u5168\u5c40\u53d8\u91cf
\n_rag_service = RAGService()
\n# \u8fd4\u56de\u5168\u5c40\u7684\u5355\u4f8b\u5b9e\u4f8b
\nreturn _rag_service<\/p>\n

application.py<\/p>\n

# \u5bfc\u5165Python\u6807\u51c6\u5e93\u7684Path\u7c7b，\u7528\u4e8e\u5b89\u5168\u3001\u8de8\u5e73\u53f0\u5730\u5904\u7406\u6587\u4ef6\u548c\u76ee\u5f55\u8def\u5f84，\u907f\u514d\u5b57\u7b26\u4e32\u62fc\u63a5\u8def\u5f84\u7684\u517c\u5bb9\u6027\u95ee\u9898
\nfrom pathlib import Path
\n# \u5bfc\u5165Python\u7c7b\u578b\u63d0\u793a\u5de5\u5177\u96c6，\u7528\u4e8e\u6807\u6ce8\u53d8\u91cf\u3001\u51fd\u6570\u53c2\u6570\u548c\u8fd4\u56de\u503c\u7684\u7c7b\u578b，\u63d0\u5347\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u7f16\u8f91\u5668\u7684\u8865\u5168\u6821\u9a8c\u80fd\u529b
\nfrom typing import Any, AsyncGenerator, Dict, List, Optional
\n\u5bfc\u5165ChromaDB\u5411\u91cf\u6570\u636e\u5e93，\u4e13\u95e8\u7528\u4e8e\u5b58\u50a8\u6587\u672c\u7684\u8bed\u4e49\u5411\u91cf，\u652f\u6301\u5feb\u901f\u76f8\u4f3c\u5ea6\u68c0\u7d22，\u662fRAG\u7cfb\u7edf\u7684\u6838\u5fc3\u5b58\u50a8\u7ec4\u4ef6
\nimport chromadb
\n\u4eceLlamaIndex\u6838\u5fc3\u5e93\u5bfc\u5165\u591a\u4e2a\u6838\u5fc3\u7ec4\u4ef6，LlamaIndex\u662f\u6784\u5efa\u77e5\u8bc6\u5e93\u95ee\u7b54（RAG）\u7cfb\u7edf\u7684\u4e3b\u6d41\u5f00\u53d1\u6846\u67b6
\nfrom llama_index.core import (
\nSettings, # Settings：LlamaIndex\u5168\u5c40\u914d\u7f6e\u5bf9\u8c61，\u7edf\u4e00\u7ba1\u7406\u6574\u4e2a\u9879\u76ee\u7684\u5927\u6a21\u578b\u3001\u5d4c\u5165\u6a21\u578b\u7b49\u5168\u5c40\u914d\u7f6e
\nSimpleDirectoryReader, # SimpleDirectoryReader：\u6587\u6863\u8bfb\u53d6\u5de5\u5177，\u81ea\u52a8\u8bc6\u522b\u5e76\u8bfb\u53d6\u591a\u79cd\u683c\u5f0f\u7684\u6587\u6863\u6587\u4ef6，\u8f6c\u6362\u4e3a\u7a0b\u5e8f\u53ef\u5904\u7406\u7684\u6587\u6863\u5bf9\u8c61
\nStorageContext, # StorageContext：\u5b58\u50a8\u4e0a\u4e0b\u6587，\u7edf\u4e00\u5c01\u88c5\u7ba1\u7406\u5411\u91cf\u5b58\u50a8\u3001\u6587\u6863\u5b58\u50a8\u3001\u7d22\u5f15\u5b58\u50a8\u4e09\u7c7b\u6570\u636e\u5b58\u50a8
\nVectorStoreIndex, # VectorStoreIndex：\u5411\u91cf\u7d22\u5f15，\u57fa\u4e8e\u6587\u672c\u5411\u91cf\u6784\u5efa\u7684\u68c0\u7d22\u7d22\u5f15，\u7528\u4e8e\u5b9e\u73b0\u8bed\u4e49\u76f8\u4f3c\u5ea6\u641c\u7d22
\nload_index_from_storage, # load_index_from_storage：\u5de5\u5177\u51fd\u6570，\u7528\u4e8e\u4ece\u672c\u5730\u6301\u4e45\u5316\u6587\u4ef6\u4e2d\u52a0\u8f7d\u5df2\u6784\u5efa\u597d\u7684\u5411\u91cf\u7d22\u5f15
\n)
\n\u5bfc\u5165\u4e0a\u4e0b\u6587\u804a\u5929\u5f15\u64ce，\u5f00\u542fRAG\u77e5\u8bc6\u5e93\u65f6\u4f7f\u7528，\u56de\u7b54\u95ee\u9898\u524d\u4f1a\u5148\u68c0\u7d22\u77e5\u8bc6\u5e93，\u518d\u7ed3\u5408\u68c0\u7d22\u5185\u5bb9\u751f\u6210\u7b54\u6848
\nfrom llama_index.core.chat_engine.context import ContextChatEngine
\n\u5bfc\u5165\u7b80\u5355\u804a\u5929\u5f15\u64ce，\u7eaf\u5bf9\u8bdd\u6a21\u5f0f\u4f7f\u7528，\u4e0d\u68c0\u7d22\u77e5\u8bc6\u5e93，\u76f4\u63a5\u548c\u5927\u6a21\u578b\u8fdb\u884c\u5bf9\u8bdd
\nfrom llama_index.core.chat_engine.simple import SimpleChatEngine
\n\u5bfc\u5165\u6807\u9898\u63d0\u53d6\u5668，\u53ef\u81ea\u52a8\u4e3a\u6bcf\u4e2a\u6587\u672c\u5757\u63d0\u53d6\u6807\u9898，\u672c\u4ee3\u7801\u4e2d\u6682\u65f6\u6ce8\u91ca\u7981\u7528
\nfrom llama_index.core.extractors import TitleExtractor
\n\u5bfc\u5165\u6587\u6863\u6444\u53d6\u6d41\u6c34\u7ebf，\u53ef\u5c06\u591a\u4e2a\u6587\u6863\u5904\u7406\u6b65\u9aa4\u6309\u987a\u5e8f\u4e32\u8054\u6210\u81ea\u52a8\u5316\u6d41\u6c34\u7ebf
\nfrom llama_index.core.ingestion import IngestionPipeline
\n\u5bfc\u5165\u804a\u5929\u8bb0\u5fc6\u7f13\u51b2\u533a，\u7528\u4e8e\u4fdd\u5b58\u6bcf\u4e2a\u4f1a\u8bdd\u7684\u804a\u5929\u5386\u53f2，\u8ba9AI\u5177\u5907\u4e0a\u4e0b\u6587\u8bb0\u5fc6\u80fd\u529b
\nfrom llama_index.core.memory import ChatMemoryBuffer
\n\u5bfc\u5165\u53e5\u5b50\u5206\u5272\u5668，\u7528\u4e8e\u5c06\u957f\u6587\u6863\u5207\u5206\u4e3a\u56fa\u5b9a\u5927\u5c0f\u7684\u6587\u672c\u5757（chunk），\u9002\u914d\u68c0\u7d22\u548c\u5411\u91cf\u5316\u7684\u8981\u6c42
\nfrom llama_index.core.node_parser import SentenceSplitter
\n\u5bfc\u5165\u8bed\u4e49\u91cd\u6392\u5668，\u5bf9\u521d\u6b65\u68c0\u7d22\u7684\u7ed3\u679c\u6309\u8bed\u4e49\u76f8\u5173\u6027\u91cd\u65b0\u6392\u5e8f，\u63d0\u5347\u68c0\u7d22\u51c6\u786e\u7387
\nfrom llama_index.core.postprocessor import SentenceTransformerRerank
\n\u5bfc\u5165\u67e5\u8be2\u878d\u5408\u68c0\u7d22\u5668，\u53ef\u5c06\u591a\u79cd\u4e0d\u540c\u68c0\u7d22\u65b9\u5f0f\u7684\u7ed3\u679c\u878d\u5408\u5728\u4e00\u8d77，\u63d0\u5347\u68c0\u7d22\u6548\u679c
\nfrom llama_index.core.retrievers import QueryFusionRetriever
\n\u5bfc\u5165\u5411\u91cf\u7d22\u5f15\u68c0\u7d22\u5668，\u4e13\u95e8\u8d1f\u8d23\u4ece\u5411\u91cf\u7d22\u5f15\u4e2d\u6267\u884c\u8bed\u4e49\u76f8\u4f3c\u5ea6\u68c0\u7d22
\nfrom llama_index.core.retrievers import VectorIndexRetriever
\n\u5bfc\u5165\u7b80\u5355\u6587\u6863\u5b58\u50a8，\u7528\u4e8e\u6301\u4e45\u5316\u4fdd\u5b58\u539f\u59cb\u7684\u6587\u6863\u8282\u70b9（\u6587\u672c\u5757）\u6570\u636e
\nfrom llama_index.core.storage.docstore import SimpleDocumentStore
\n\u5bfc\u5165\u7b80\u5355\u804a\u5929\u5b58\u50a8，\u7528\u4e8e\u6301\u4e45\u5316\u4fdd\u5b58\u6240\u6709\u4f1a\u8bdd\u7684\u804a\u5929\u8bb0\u5f55\u6570\u636e
\nfrom llama_index.core.storage.chat_store import SimpleChatStore
\n\u5bfc\u5165\u7b80\u5355\u7d22\u5f15\u5b58\u50a8，\u7528\u4e8e\u6301\u4e45\u5316\u4fdd\u5b58\u5411\u91cf\u7d22\u5f15\u7684\u5143\u6570\u636e\u4fe1\u606f
\nfrom llama_index.core.storage.index_store import SimpleIndexStore
\n\u5bfc\u5165HuggingFace\u5d4c\u5165\u6a21\u578b，\u8d1f\u8d23\u5c06\u6587\u672c\u8f6c\u6362\u4e3a\u8bed\u4e49\u5411\u91cf，\u662f\u5b9e\u73b0\u8bed\u4e49\u641c\u7d22\u7684\u6838\u5fc3\u6a21\u578b
\nfrom llama_index.embeddings.huggingface import HuggingFaceEmbedding
\n\u5bfc\u5165DashScope（\u963f\u91cc\u4e91\u901a\u4e49\u5343\u95ee）\u5927\u6a21\u578b\u9002\u914d\u5668，\u672c\u4ee3\u7801\u5b9e\u9645\u4f7f\u7528OpenAI\u517c\u5bb9\u6a21\u5f0f，\u6b64\u5bfc\u5165\u6682\u672a\u76f4\u63a5\u4f7f\u7528
\nfrom llama_index.llms.dashscope import DashScope
\n\u5bfc\u5165BM25\u68c0\u7d22\u5668，\u57fa\u4e8e\u4f20\u7edf\u5173\u952e\u8bcd\u5339\u914d\u7684\u68c0\u7d22\u65b9\u5f0f，\u548c\u5411\u91cf\u68c0\u7d22\u5f62\u6210\u4e92\u8865
\nfrom llama_index.retrievers.bm25 import BM25Retriever
\n\u5bfc\u5165Chroma\u5411\u91cf\u5b58\u50a8\u9002\u914d\u5668，\u8ba9LlamaIndex\u53ef\u4ee5\u5bf9\u63a5ChromaDB\u5411\u91cf\u6570\u636e\u5e93
\nfrom llama_index.vector_stores.chroma import ChromaVectorStore
\n\u5bfc\u5165OpenAI\u517c\u5bb9\u5927\u6a21\u578b\u9002\u914d\u5668，\u53ea\u8981\u63a5\u53e3\u7b26\u5408OpenAI\u89c4\u8303\u7684\u5927\u6a21\u578b\u90fd\u53ef\u4ee5\u7528\u5b83\u5bf9\u63a5
\nfrom llama_index.llms.openai_like import OpenAILike
\n\u5bfc\u5165\u9879\u76ee\u81ea\u5b9a\u4e49\u7684\u914d\u7f6e\u7c7b，\u5e76\u91cd\u547d\u540d\u4e3aAppSettings，\u907f\u514d\u548cLlamaIndex\u7684Settings\u91cd\u540d
\nfrom config.settings import Settings as AppSettings
\n\u5bfc\u5165\u9879\u76ee\u81ea\u5b9a\u4e49\u7684\u65e5\u5fd7\u5de5\u5177\u51fd\u6570，\u7528\u4e8e\u521b\u5efa\u65e5\u5fd7\u8bb0\u5f55\u5668
\nfrom utils.logger import setup_logger
\n\u521b\u5efa\u5f53\u524d\u6a21\u5757\u7684\u65e5\u5fd7\u8bb0\u5f55\u5668，\u7528\u4e8e\u6253\u5370\u7a0b\u5e8f\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u7684\u4fe1\u606f\u548c\u9519\u8bef\u65e5\u5fd7
\nlogger = setup_logger(name)
\n\u5b9a\u4e49\u6587\u6863\u6444\u53d6\u7ba1\u9053\u7c7b，\u8d1f\u8d23\u5b8c\u6574\u7684\u6587\u6863\u5165\u5e93\u5168\u6d41\u7a0b：\u8bfb\u53d6\u6587\u6863\u2192\u5207\u5206\u6587\u672c\u2192\u5411\u91cf\u5316\u2192\u5b58\u5165\u6570\u636e\u5e93\u2192\u6301\u4e45\u5316\u4fdd\u5b58
\nclass DocumentIngestionPipeline:
\n"""\u6587\u6863\u6444\u53d6：\u628a\u8bfb\u53d6\u3001\u5207\u5206\u3001\u5411\u91cf\u5316\u548c\u6301\u4e45\u5316\u4ea4\u7ed9 LlamaIndex\u3002"""
\n# \u7c7b\u7684\u6784\u9020\u521d\u59cb\u5316\u65b9\u6cd5，\u521b\u5efa\u7c7b\u5b9e\u4f8b\u65f6\u81ea\u52a8\u6267\u884c，\u8fd4\u56de\u503c\u7c7b\u578b\u4e3aNone
\ndef __init__(self) -&gt; None:
\n # \u5b9e\u4f8b\u5c5e\u6027：\u5411\u91cf\u7d22\u5f15\u5bf9\u8c61，\u7c7b\u578b\u4e3a\u53ef\u9009\u7684VectorStoreIndex，\u521d\u59cb\u503c\u8bbe\u4e3aNone，\u540e\u7eed\u52a0\u8f7d\u6216\u521b\u5efa\u540e\u624d\u4f1a\u8d4b\u503c
\n self.index: Optional[VectorStoreIndex] = None
\n # \u8c03\u7528\u79c1\u6709\u65b9\u6cd5，\u521d\u59cb\u5316\u5927\u8bed\u8a00\u6a21\u578b\u548c\u5d4c\u5165\u6a21\u578b\u7684\u5168\u5c40\u914d\u7f6e
\n self._setup_models()
\n # \u8c03\u7528\u79c1\u6709\u65b9\u6cd5，\u521b\u5efa\u6587\u6863\u6444\u53d6\u6d41\u6c34\u7ebf，\u4e32\u8054\u6587\u6863\u5207\u5206\u3001\u5411\u91cf\u5316\u7b49\u5904\u7406\u6b65\u9aa4
\n self._create_pipeline()
\n # \u8c03\u7528\u79c1\u6709\u65b9\u6cd5，\u521d\u59cb\u5316\u5404\u7c7b\u5b58\u50a8\u7ec4\u4ef6（\u5411\u91cf\u6570\u636e\u5e93\u3001\u6587\u6863\u5b58\u50a8\u3001\u7d22\u5f15\u5b58\u50a8）
\n self._initialize_storage()<\/p>\n

# \u5b9a\u4e49\u66f4\u65b0\u6a21\u578b\u914d\u7f6e\u7684\u65b9\u6cd5，\u652f\u6301\u52a8\u6001\u5207\u6362\u6a21\u578b\u3001\u8c03\u6574\u6e29\u5ea6\u53c2\u6570\u548c\u6700\u5927\u8f93\u51fa\u957f\u5ea6
\ndef update_model_config(self, model_name: str, temperature: float, max_tokens: int) -&gt; None:
\n # \u66f4\u65b0LlamaIndex\u5168\u5c40\u914d\u7f6e\u4e2d\u7684\u5927\u8bed\u8a00\u6a21\u578b，\u4f7f\u7528OpenAI\u517c\u5bb9\u683c\u5f0f\u5bf9\u63a5
\n Settings.llm = OpenAILike(
\n model=model_name, # \u6ce8\u610f\u53c2\u6570\u540d\u662f model \u800c\u4e0d\u662f model_name
\n api_key=AppSettings.API_KEY, # \u5927\u6a21\u578b\u63a5\u53e3\u7684\u8ba4\u8bc1\u5bc6\u94a5，\u4ece\u9879\u76ee\u914d\u7f6e\u6587\u4ef6\u4e2d\u8bfb\u53d6
\n api_base=AppSettings.API_BASE_URL, # \u5927\u6a21\u578b\u63a5\u53e3\u7684\u57fa\u7840\u8bbf\u95ee\u5730\u5740，\u4ece\u9879\u76ee\u914d\u7f6e\u6587\u4ef6\u4e2d\u8bfb\u53d6
\n temperature=temperature, # \u6e29\u5ea6\u53c2\u6570，\u63a7\u5236\u56de\u7b54\u7684\u968f\u673a\u6027：\u503c\u8d8a\u9ad8\u8d8a\u53d1\u6563\u6709\u521b\u610f，\u503c\u8d8a\u4f4e\u8d8a\u7a33\u5b9a\u4e25\u8c28
\n max_tokens=max_tokens, # \u6700\u5927\u8f93\u51fatoken\u6570，\u9650\u5236AI\u56de\u7b54\u7684\u5185\u5bb9\u957f\u5ea6
\n context_window=32768, # \u6a21\u578b\u652f\u6301\u7684\u6700\u5927\u4e0a\u4e0b\u6587\u7a97\u53e3\u5927\u5c0f，\u51b3\u5b9a\u80fd\u5904\u7406\u7684\u6700\u957f\u4e0a\u4e0b\u6587
\n is_chat_model=True, # \u6807\u8bb0\u8be5\u6a21\u578b\u662f\u5bf9\u8bdd\u578b\u6a21\u578b，\u9002\u914d\u804a\u5929\u573a\u666f
\n )
\n # \u6253\u5370\u4fe1\u606f\u65e5\u5fd7，\u8bb0\u5f55\u6a21\u578b\u66f4\u65b0\u7684\u53c2\u6570
\n logger.info("\u6a21\u578b\u5df2\u66f4\u65b0: model=%s, temperature=%s", model_name, temperature)<\/p>\n

# \u5b9a\u4e49\u6587\u6863\u6444\u53d6\u7684\u6838\u5fc3\u65b9\u6cd5，\u63a5\u6536\u6587\u4ef6\u8def\u5f84\u5217\u8868，\u8fd4\u56de\u5904\u7406\u7ed3\u679c\u5b57\u7b26\u4e32
\ndef ingest_documents(self, file_paths: List[str]) -&gt; str:
\n # \u6821\u9a8c\u6240\u6709\u4f20\u5165\u7684\u6587\u4ef6\u8def\u5f84，\u53ea\u4fdd\u7559\u771f\u5b9e\u5b58\u5728\u7684\u6587\u4ef6，\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u683c\u5f0f\u7684\u6709\u6548\u8def\u5f84\u5217\u8868
\n valid_paths = [str(Path(path)) for path in file_paths if Path(path).exists()]
\n # \u5224\u65ad\u6709\u6548\u8def\u5f84\u5217\u8868\u662f\u5426\u4e3a\u7a7a
\n if not valid_paths:
\n # \u6ca1\u6709\u6709\u6548\u6587\u4ef6\u65f6，\u76f4\u63a5\u8fd4\u56de\u63d0\u793a\u4fe1\u606f
\n return "\u6ca1\u6709\u627e\u5230\u6709\u6548\u7684\u6587\u6863"<\/p>\n

# \u5f00\u59cb\u5f02\u5e38\u6355\u83b7，\u5904\u7406\u6587\u6863\u6444\u53d6\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u51fa\u73b0\u7684\u6240\u6709\u9519\u8bef
\n try:
\n # \u4f7f\u7528\u6587\u6863\u8bfb\u53d6\u5668\u52a0\u8f7d\u6240\u6709\u6709\u6548\u6587\u4ef6，\u8f6c\u6362\u4e3aLlamaIndex\u53ef\u5904\u7406\u7684Document\u5bf9\u8c61\u5217\u8868
\n documents = SimpleDirectoryReader(input_files=valid_paths).load_data()
\n # \u5c06\u6587\u6863\u9001\u5165\u6444\u53d6\u6d41\u6c34\u7ebf，\u81ea\u52a8\u5b8c\u6210\u6587\u672c\u5207\u5206\u3001\u5411\u91cf\u5316，\u5f97\u5230\u5904\u7406\u540e\u7684\u6587\u6863\u8282\u70b9\u5217\u8868
\n nodes = self.pipeline.run(documents=documents)
\n # \u5224\u65ad\u751f\u6210\u7684\u6587\u6863\u8282\u70b9\u662f\u5426\u4e3a\u7a7a
\n if not nodes:
\n # \u6ca1\u6709\u751f\u6210\u6709\u6548\u8282\u70b9\u65f6\u8fd4\u56de\u63d0\u793a\u4fe1\u606f
\n return "\u6ca1\u6709\u751f\u6210\u6709\u6548\u7684\u6587\u6863\u8282\u70b9"<\/p>\n

# \u5224\u65ad\u5f53\u524d\u5411\u91cf\u7d22\u5f15\u662f\u5426\u4e3a\u7a7a（\u8fd8\u6ca1\u521b\u5efa\u6216\u52a0\u8f7d）
\n if self.index is None:
\n # \u5c1d\u8bd5\u52a0\u8f7d\u672c\u5730\u5df2\u6709\u7684\u7d22\u5f15
\n try:
\n # \u8c03\u7528\u52a0\u8f7d\u7d22\u5f15\u7684\u65b9\u6cd5，\u4ece\u672c\u5730\u6301\u4e45\u5316\u6587\u4ef6\u52a0\u8f7d\u7d22\u5f15
\n self.load_index()
\n # \u6355\u83b7\u52a0\u8f7d\u5931\u8d25\u7684\u8fd0\u884c\u65f6\u9519\u8bef
\n except RuntimeError:
\n # \u52a0\u8f7d\u5931\u8d25\u5219\u8df3\u8fc7，\u540e\u7eed\u4f1a\u65b0\u5efa\u7d22\u5f15
\n pass<\/p>\n

# \u518d\u6b21\u5224\u65ad\u7d22\u5f15\u662f\u5426\u4ecd\u4e3a\u7a7a（\u52a0\u8f7d\u5931\u8d25\u6216\u672c\u6765\u5c31\u6ca1\u6709\u7d22\u5f15）
\n if self.index is None:
\n # \u8c03\u7528\u79c1\u6709\u65b9\u6cd5，\u6e05\u7a7a\u5411\u91cf\u6570\u636e\u5e93\u4e2d\u7684\u65e7\u6570\u636e，\u907f\u514d\u6570\u636e\u51b2\u7a81
\n self._clear_vector_store()
\n # \u4f7f\u7528\u5904\u7406\u597d\u7684\u6587\u6863\u8282\u70b9\u521b\u5efa\u5168\u65b0\u7684\u5411\u91cf\u7d22\u5f15
\n self.index = VectorStoreIndex(
\n nodes,
\n # \u4f7f\u7528\u521d\u59cb\u5316\u597d\u7684\u5b58\u50a8\u4e0a\u4e0b\u6587\u6765\u7ba1\u7406\u6570\u636e\u5b58\u50a8
\n storage_context=self.storage_context,
\n store_nodes_override=True, # \u5f00\u542f\u8282\u70b9\u5b58\u50a8\u8986\u76d6，\u786e\u4fdd\u8282\u70b9\u6570\u636e\u5b8c\u6574\u5b58\u5165\u6587\u6863\u5b58\u50a8
\n )
\n # \u7d22\u5f15\u5df2\u7ecf\u5b58\u5728\u7684\u60c5\u51b5
\n else:
\n # \u5c06\u65b0\u7684\u6587\u6863\u8282\u70b9\u8ffd\u52a0\u5230\u5df2\u6709\u7684\u5411\u91cf\u7d22\u5f15\u4e2d
\n self.index.insert_nodes(nodes)
\n # \u8c03\u7528\u79c1\u6709\u65b9\u6cd5，\u5c06\u6240\u6709\u5b58\u50a8\u6570\u636e\u6301\u4e45\u5316\u4fdd\u5b58\u5230\u672c\u5730\u786c\u76d8
\n self._persist_storage()<\/p>\n

# \u62fc\u63a5\u5904\u7406\u6210\u529f\u7684\u7ed3\u679c\u4fe1\u606f，\u5305\u542b\u6587\u6863\u6570\u91cf\u548c\u8282\u70b9\u6570\u91cf
\n result = f"\u6210\u529f\u6444\u53d6\u4e86 {len(valid_paths)} \u4e2a\u6587\u6863，\u751f\u6210\u4e86 {len(nodes)} \u4e2a\u8282\u70b9"
\n # \u6253\u5370\u4fe1\u606f\u65e5\u5fd7，\u8bb0\u5f55\u6587\u6863\u6444\u53d6\u6210\u529f
\n logger.info(result)
\n # \u8fd4\u56de\u6210\u529f\u7ed3\u679c\u4fe1\u606f
\n return result
\n # \u6355\u83b7\u6240\u6709\u7c7b\u578b\u7684\u5f02\u5e38
\n except Exception as exc:
\n # \u62fc\u63a5\u9519\u8bef\u4fe1\u606f，\u5305\u542b\u5f02\u5e38\u8be6\u60c5
\n error_msg = f"\u6587\u6863\u6444\u53d6\u5931\u8d25: {exc}"
\n # \u6253\u5370\u9519\u8bef\u65e5\u5fd7，\u8bb0\u5f55\u5931\u8d25\u539f\u56e0
\n logger.error(error_msg)
\n # \u8fd4\u56de\u9519\u8bef\u4fe1\u606f
\n return error_msg<\/p>\n

# \u5b9a\u4e49\u52a0\u8f7d\u7d22\u5f15\u7684\u65b9\u6cd5，\u4ece\u672c\u5730\u6301\u4e45\u5316\u5b58\u50a8\u4e2d\u52a0\u8f7d\u5df2\u6784\u5efa\u7684\u5411\u91cf\u7d22\u5f15
\ndef load_index(self) -&gt; None:
\n # \u6253\u5370\u65e5\u5fd7，\u63d0\u793a\u5f00\u59cb\u52a0\u8f7d\u77e5\u8bc6\u5e93\u7d22\u5f15
\n logger.info("\u4ece\u6301\u4e45\u5316\u5b58\u50a8\u52a0\u8f7d\u77e5\u8bc6\u5e93\u7d22\u5f15")
\n # \u5f02\u5e38\u6355\u83b7，\u5904\u7406\u52a0\u8f7d\u8fc7\u7a0b\u4e2d\u7684\u9519\u8bef
\n try:
\n # \u8c03\u7528LlamaIndex\u63d0\u4f9b\u7684\u51fd\u6570，\u4ece\u5b58\u50a8\u4e0a\u4e0b\u6587\u4e2d\u52a0\u8f7d\u5411\u91cf\u7d22\u5f15
\n self.index = load_index_from_storage(
\n self.storage_context,
\n store_nodes_override=True, # \u5f00\u542f\u8282\u70b9\u5b58\u50a8\u8986\u76d6，\u4fdd\u8bc1\u52a0\u8f7d\u7684\u8282\u70b9\u6570\u636e\u5b8c\u6574
\n )
\n # \u6355\u83b7\u503c\u9519\u8bef\u5f02\u5e38
\n except ValueError as exc:
\n # \u5224\u65ad\u9519\u8bef\u662f\u5426\u662f\u201c\u5b58\u50a8\u4e2d\u6ca1\u6709\u7d22\u5f15\u201d\u5bfc\u81f4\u7684
\n if "No index in storage context" in str(exc):
\n # \u8f6c\u6362\u4e3a\u66f4\u6613\u61c2\u7684\u8fd0\u884c\u65f6\u9519\u8bef\u629b\u51fa，\u540c\u65f6\u4fdd\u7559\u539f\u59cb\u5f02\u5e38\u94fe
\n raise RuntimeError("\u77e5\u8bc6\u5e93\u7d22\u5f15\u672a\u521d\u59cb\u5316，\u8bf7\u5148\u4e0a\u4f20\u6587\u6863") from exc
\n # \u5176\u4ed6\u7c7b\u578b\u7684\u503c\u9519\u8bef\u76f4\u63a5\u629b\u51fa
\n raise<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u521d\u59cb\u5316\u5168\u5c40\u6a21\u578b\u914d\u7f6e
\ndef _setup_models(self) -&gt; None:
\n # \u914d\u7f6e\u5168\u5c40\u4f7f\u7528\u7684\u5927\u8bed\u8a00\u6a21\u578b，\u91c7\u7528OpenAI\u517c\u5bb9\u534f\u8bae\u5bf9\u63a5
\n Settings.llm = OpenAILike(
\n model=AppSettings.MODEL, # \u6ce8\u610f\u53c2\u6570\u540d\u662f model \u800c\u4e0d\u662f model_name
\n api_key=AppSettings.API_KEY, # \u63a5\u53e3\u8ba4\u8bc1\u5bc6\u94a5，\u4ece\u914d\u7f6e\u6587\u4ef6\u8bfb\u53d6
\n api_base=AppSettings.API_BASE_URL, # \u63a5\u53e3\u57fa\u7840\u5730\u5740，\u4ece\u914d\u7f6e\u6587\u4ef6\u8bfb\u53d6
\n temperature=AppSettings.TEMPERATURE # \u9ed8\u8ba4\u6e29\u5ea6\u53c2\u6570，\u4ece\u914d\u7f6e\u6587\u4ef6\u8bfb\u53d6
\n )<\/p>\n

# \u914d\u7f6e\u5168\u5c40\u4f7f\u7528\u7684\u5d4c\u5165\u6a21\u578b，\u57fa\u4e8eHuggingFace\u7684\u6a21\u578b，\u8d1f\u8d23\u5c06\u6587\u672c\u8f6c\u6362\u4e3a\u8bed\u4e49\u5411\u91cf
\n Settings.embed_model = HuggingFaceEmbedding(model_name=AppSettings.EMBEDDING_MODEL_PATH)<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u521b\u5efa\u6587\u6863\u6444\u53d6\u6d41\u6c34\u7ebf
\ndef _create_pipeline(self) -&gt; None:
\n # \u521b\u5efa\u6444\u53d6\u6d41\u6c34\u7ebf\u5b9e\u4f8b，\u5c06\u591a\u4e2a\u5904\u7406\u6b65\u9aa4\u6309\u987a\u5e8f\u4e32\u8054
\n self.pipeline = IngestionPipeline(
\n # \u6d41\u6c34\u7ebf\u7684\u8f6c\u6362\u6b65\u9aa4\u5217\u8868，\u6587\u6863\u4f1a\u6309\u987a\u5e8f\u7ecf\u8fc7\u6bcf\u4e2a\u6b65\u9aa4\u5904\u7406
\n transformations=[
\n # \u7b2c\u4e00\u6b65：\u53e5\u5b50\u5206\u5272\u5668，\u5c06\u957f\u6587\u6863\u5207\u5206\u4e3a\u56fa\u5b9a\u5927\u5c0f\u7684\u6587\u672c\u5757（chunk）
\n SentenceSplitter(
\n chunk_size=AppSettings.CHUNK_SIZE, # \u6bcf\u4e2a\u6587\u672c\u5757\u7684\u5927\u5c0f，\u4ece\u914d\u7f6e\u6587\u4ef6\u8bfb\u53d6
\n chunk_overlap=AppSettings.CHUNK_OVERLAP, # \u76f8\u90bb\u6587\u672c\u5757\u7684\u91cd\u53e0\u5185\u5bb9\u5927\u5c0f，\u907f\u514d\u8bed\u4e49\u88ab\u622a\u65ad
\n ),
\n # TitleExtractor(nodes=AppSettings.TITLE_EXTRACTOR_NODES), # \u6807\u9898\u63d0\u53d6\u5668，\u6682\u65f6\u6ce8\u91ca\u7981\u7528
\n # \u7b2c\u4e8c\u6b65：\u5d4c\u5165\u6a21\u578b，\u5c06\u6bcf\u4e2a\u6587\u672c\u5757\u8f6c\u6362\u4e3a\u5bf9\u5e94\u7684\u8bed\u4e49\u5411\u91cf
\n Settings.embed_model,
\n ]
\n )<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u521d\u59cb\u5316\u6240\u6709\u5b58\u50a8\u7ec4\u4ef6
\ndef _initialize_storage(self) -&gt; None:
\n # \u521b\u5efa\u6301\u4e45\u5316\u6839\u76ee\u5f55，parents=True\u8868\u793a\u81ea\u52a8\u521b\u5efa\u6240\u6709\u7236\u76ee\u5f55，exist_ok=True\u8868\u793a\u76ee\u5f55\u5df2\u5b58\u5728\u4e5f\u4e0d\u62a5\u9519
\n Path(AppSettings.DEFAULT_PERSIST_DIR).mkdir(parents=True, exist_ok=True)<\/p>\n

# \u521b\u5efaChromaDB\u6301\u4e45\u5316\u5ba2\u6237\u7aef，\u6570\u636e\u4f1a\u6c38\u4e45\u4fdd\u5b58\u5728\u6307\u5b9a\u76ee\u5f55\u7684\u672c\u5730\u786c\u76d8
\n chroma_client = chromadb.PersistentClient(AppSettings.CHROMA_PERSIST_DIR)
\n # \u83b7\u53d6\u6216\u521b\u5efaChromaDB\u7684\u96c6\u5408（\u76f8\u5f53\u4e8e\u6570\u636e\u5e93\u4e2d\u7684\u8868），\u7528\u4e8e\u5b58\u50a8\u5411\u91cf\u6570\u636e
\n self.chroma_collection = chroma_client.get_or_create_collection(AppSettings.CHROMA_COLLECTION)
\n # \u5c06ChromaDB\u96c6\u5408\u5305\u88c5\u4e3aLlamaIndex\u517c\u5bb9\u7684\u5411\u91cf\u5b58\u50a8\u5bf9\u8c61
\n vector_store = ChromaVectorStore(chroma_collection=self.chroma_collection)<\/p>\n

# \u521b\u5efa\u5b58\u50a8\u4e0a\u4e0b\u6587，\u7edf\u4e00\u7ba1\u7406\u4e09\u7c7b\u5b58\u50a8
\n self.storage_context = StorageContext.from_defaults(
\n docstore=self._load_docstore(), # \u4f20\u5165\u6587\u6863\u5b58\u50a8\u5b9e\u4f8b，\u4fdd\u5b58\u539f\u59cb\u6587\u672c\u8282\u70b9
\n index_store=self._load_index_store(),# \u4f20\u5165\u7d22\u5f15\u5b58\u50a8\u5b9e\u4f8b，\u4fdd\u5b58\u7d22\u5f15\u7684\u5143\u6570\u636e
\n vector_store=vector_store, # \u4f20\u5165\u5411\u91cf\u5b58\u50a8\u5b9e\u4f8b，\u4fdd\u5b58\u8bed\u4e49\u5411\u91cf
\n )<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u52a0\u8f7d\u6587\u6863\u5b58\u50a8，\u8fd4\u56deSimpleDocumentStore\u5b9e\u4f8b
\ndef _load_docstore(self) -&gt; SimpleDocumentStore:
\n # \u83b7\u53d6\u6587\u6863\u5b58\u50a8\u7684\u672c\u5730\u6587\u4ef6\u8def\u5f84
\n docstore_path = Path(AppSettings.DOCSTORE_PATH)
\n # \u5224\u65ad\u672c\u5730\u662f\u5426\u5df2\u6709\u4fdd\u5b58\u7684\u6587\u6863\u5b58\u50a8\u6587\u4ef6
\n if docstore_path.exists():
\n # \u4ece\u672c\u5730\u8def\u5f84\u52a0\u8f7d\u5df2\u6709\u7684\u6587\u6863\u5b58\u50a8
\n return SimpleDocumentStore.from_persist_path(str(docstore_path))
\n # \u6ca1\u6709\u672c\u5730\u6587\u4ef6\u5219\u8fd4\u56de\u4e00\u4e2a\u5168\u65b0\u7684\u7a7a\u6587\u6863\u5b58\u50a8
\n return SimpleDocumentStore()<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u52a0\u8f7d\u7d22\u5f15\u5b58\u50a8，\u8fd4\u56deSimpleIndexStore\u5b9e\u4f8b
\ndef _load_index_store(self) -&gt; SimpleIndexStore:
\n # \u83b7\u53d6\u7d22\u5f15\u5b58\u50a8\u7684\u672c\u5730\u6587\u4ef6\u8def\u5f84
\n index_store_path = Path(AppSettings.INDEX_STORE_PATH)
\n # \u5224\u65ad\u672c\u5730\u662f\u5426\u5df2\u6709\u4fdd\u5b58\u7684\u7d22\u5f15\u5b58\u50a8\u6587\u4ef6
\n if index_store_path.exists():
\n # \u4ece\u672c\u5730\u8def\u5f84\u52a0\u8f7d\u5df2\u6709\u7684\u7d22\u5f15\u5b58\u50a8
\n return SimpleIndexStore.from_persist_path(str(index_store_path))
\n # \u6ca1\u6709\u672c\u5730\u6587\u4ef6\u5219\u8fd4\u56de\u4e00\u4e2a\u5168\u65b0\u7684\u7a7a\u7d22\u5f15\u5b58\u50a8
\n return SimpleIndexStore()<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u5c06\u6240\u6709\u5b58\u50a8\u6570\u636e\u6301\u4e45\u5316\u5230\u672c\u5730\u786c\u76d8
\ndef _persist_storage(self) -&gt; None:
\n # \u8c03\u7528\u5b58\u50a8\u4e0a\u4e0b\u6587\u7684\u6301\u4e45\u5316\u65b9\u6cd5，\u5c06\u6240\u6709\u6570\u636e\u4fdd\u5b58\u5230\u6307\u5b9a\u76ee\u5f55
\n self.storage_context.persist(persist_dir=AppSettings.DEFAULT_PERSIST_DIR)<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u6e05\u7a7a\u5411\u91cf\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u6570\u636e
\ndef _clear_vector_store(self) -&gt; None:
\n # \u83b7\u53d6\u96c6\u5408\u4e2d\u6240\u6709\u5411\u91cf\u6570\u636e\u7684ID\u5217\u8868，\u6ca1\u6709\u6570\u636e\u5219\u8fd4\u56de\u7a7a\u5217\u8868
\n ids = self.chroma_collection.get().get("ids") or []
\n # \u5224\u65adID\u5217\u8868\u662f\u5426\u4e0d\u4e3a\u7a7a
\n if ids:
\n # \u6839\u636eID\u5217\u8868\u5220\u9664\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5411\u91cf\u6570\u636e
\n self.chroma_collection.delete(ids=ids)
\n\u5b9a\u4e49RAG\u5e94\u7528\u4e3b\u7c7b，\u662f\u6574\u4e2a\u77e5\u8bc6\u5e93\u95ee\u7b54\u7cfb\u7edf\u7684\u5bf9\u5916\u5165\u53e3，\u6574\u5408\u6587\u6863\u7ba1\u7406\u3001\u68c0\u7d22\u3001\u804a\u5929\u3001\u8bb0\u5fc6\u7b49\u6240\u6709\u529f\u80fd
\nclass RAGApplication:
\n"""RAG \u5e94\u7528\u5165\u53e3：\u7528 LlamaIndex \u7ba1\u7406\u6444\u53d6\u3001\u804a\u5929\u3001\u8bb0\u5fc6\u548c\u77e5\u8bc6\u5e93\u95ee\u7b54\u3002"""
\n# \u6784\u9020\u521d\u59cb\u5316\u65b9\u6cd5，\u521b\u5efa\u7c7b\u5b9e\u4f8b\u65f6\u81ea\u52a8\u6267\u884c
\ndef __init__(self) -&gt; None:
\n # \u5b9e\u4f8b\u5316\u6587\u6863\u6444\u53d6\u7ba1\u9053，\u8d1f\u8d23\u6587\u6863\u5165\u5e93\u7684\u5168\u6d41\u7a0b\u5904\u7406
\n self.ingestion_pipeline = DocumentIngestionPipeline()
\n # \u83b7\u53d6\u804a\u5929\u8bb0\u5f55\u6301\u4e45\u5316\u5b58\u50a8\u7684\u6587\u4ef6\u8def\u5f84
\n self.chat_store_path = Path(AppSettings.CHAT_STORE_PATH)
\n # \u786e\u4fdd\u804a\u5929\u8bb0\u5f55\u6587\u4ef6\u7684\u7236\u76ee\u5f55\u5b58\u5728，\u4e0d\u5b58\u5728\u5219\u81ea\u52a8\u521b\u5efa
\n self.chat_store_path.parent.mkdir(parents=True, exist_ok=True)
\n # \u52a0\u8f7d\u804a\u5929\u5b58\u50a8\u5b9e\u4f8b，\u7528\u4e8e\u6301\u4e45\u5316\u4fdd\u5b58\u6240\u6709\u4f1a\u8bdd\u7684\u804a\u5929\u8bb0\u5f55
\n self.chat_store = self._load_chat_store()
\n # \u5b57\u5178，\u5b58\u50a8\u6bcf\u4e2a\u4f1a\u8bdd\u7684\u8bb0\u5fc6\u7f13\u51b2\u533a，key\u662f\u4f1a\u8bddID，value\u662f\u5bf9\u5e94\u7684\u8bb0\u5fc6\u5bf9\u8c61
\n self.memories: Dict[str, ChatMemoryBuffer] = {}
\n # RAG\u6df7\u5408\u68c0\u7d22\u5668，\u521d\u59cb\u4e3aNone，\u91c7\u7528\u61d2\u52a0\u8f7d\u6a21\u5f0f，\u7528\u5230\u65f6\u518d\u521b\u5efa
\n self.rag_retriever: Optional[QueryFusionRetriever] = None
\n # \u8bed\u4e49\u91cd\u6392\u5668，\u521d\u59cb\u4e3aNone，\u61d2\u52a0\u8f7d\u6a21\u5f0f，\u7528\u4e8e\u5bf9\u68c0\u7d22\u7ed3\u679c\u91cd\u65b0\u6392\u5e8f\u63d0\u5347\u51c6\u786e\u7387
\n self.reranker: Optional[SentenceTransformerRerank] = None<\/p>\n

# \u66f4\u65b0\u6a21\u578b\u914d\u7f6e\u7684\u5bf9\u5916\u65b9\u6cd5，\u540c\u6b65\u66f4\u65b0\u6587\u6863\u7ba1\u9053\u7684\u6a21\u578b\u914d\u7f6e
\ndef update_model_config(self, model_name: str, temperature: float, max_tokens: int) -&gt; None:
\n # \u8c03\u7528\u6587\u6863\u6444\u53d6\u7ba1\u9053\u7684\u66f4\u65b0\u65b9\u6cd5，\u540c\u6b65\u66f4\u65b0\u6a21\u578b\u914d\u7f6e
\n self.ingestion_pipeline.update_model_config(model_name, temperature, max_tokens)<\/p>\n

# \u5904\u7406\u7528\u6237\u4e0a\u4f20\u6587\u4ef6\u7684\u5bf9\u5916\u65b9\u6cd5，\u63a5\u6536\u6587\u4ef6\u8def\u5f84\u5217\u8868，\u8fd4\u56de\u5904\u7406\u7ed3\u679c
\ndef upload_and_process_files(self, file_paths: List[str]) -&gt; str:
\n # \u5224\u65ad\u6587\u4ef6\u8def\u5f84\u5217\u8868\u662f\u5426\u4e3a\u7a7a
\n if not file_paths:
\n # \u4e3a\u7a7a\u5219\u8fd4\u56de\u63d0\u793a\u4fe1\u606f
\n return "\u8bf7\u4e0a\u4f20\u81f3\u5c11\u4e00\u4e2a\u6587\u4ef6"<\/p>\n

# \u8c03\u7528\u6444\u53d6\u7ba1\u9053\u5904\u7406\u6587\u6863，\u5b8c\u6210\u77e5\u8bc6\u5e93\u5165\u5e93
\n result = self.ingestion_pipeline.ingest_documents(file_paths)
\n # \u6587\u6863\u66f4\u65b0\u540e，\u65e7\u7684\u68c0\u7d22\u5668\u4e0d\u518d\u9002\u7528，\u7f6e\u7a7a\u540e\u4e0b\u6b21\u4f7f\u7528\u4f1a\u81ea\u52a8\u91cd\u65b0\u521b\u5efa
\n self.rag_retriever = None
\n # \u8fd4\u56de\u5904\u7406\u7ed3\u679c
\n return result<\/p>\n

# \u5f02\u6b65\u65b9\u6cd5：\u6d41\u5f0f\u95ee\u7b54，\u4ee5\u5f02\u6b65\u751f\u6210\u5668\u5f62\u5f0f\u9010\u5757\u8fd4\u56de\u6570\u636e，\u5b9e\u73b0\u524d\u7aef\u6253\u5b57\u673a\u6548\u679c
\nasync def query_documents_stream(
\n self,
\n session_id: str, # \u4f1a\u8bddID，\u7528\u4e8e\u533a\u5206\u4e0d\u540c\u7684\u7528\u6237\u6216\u4e0d\u540c\u7684\u804a\u5929\u7a97\u53e3
\n query: str, # \u7528\u6237\u8f93\u5165\u7684\u95ee\u9898\u6587\u672c
\n knowledge_bool: bool, # \u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93\u95ee\u7b54\u7684\u5f00\u5173
\n) -&gt; AsyncGenerator[Dict[str, Any], None]:
\n # \u5f02\u5e38\u6355\u83b7，\u5904\u7406\u67e5\u8be2\u8fc7\u7a0b\u4e2d\u7684\u6240\u6709\u9519\u8bef
\n try:
\n # \u6839\u636e\u662f\u5426\u5f00\u542f\u77e5\u8bc6\u5e93，\u521b\u5efa\u5bf9\u5e94\u7684\u804a\u5929\u5f15\u64ce
\n chat_engine = self._get_chat_engine(session_id, knowledge_bool)
\n # \u5f02\u6b65\u53d1\u8d77\u6d41\u5f0f\u804a\u5929\u8bf7\u6c42，\u5f97\u5230\u6d41\u5f0f\u54cd\u5e94\u5bf9\u8c61
\n stream_response = await chat_engine.astream_chat(query)<\/p>\n

# \u5f02\u6b65\u904d\u5386\u6d41\u5f0f\u54cd\u5e94\u7684\u6bcf\u4e2atoken（\u6587\u672c\u7247\u6bb5）
\n async for token in stream_response.async_response_gen():
\n # \u5224\u65ad\u5f53\u524dtoken\u4e0d\u4e3a\u7a7a
\n if token:
\n # \u4ea7\u51fa\u6587\u672c\u7c7b\u578b\u7684\u6570\u636e\u5757，\u6807\u8bb0\u672a\u5b8c\u6210，\u5185\u5bb9\u662f\u5f53\u524dtoken
\n yield {"type": "text", "finished": False, "content": token}<\/p>\n

# \u4ece\u54cd\u5e94\u4e2d\u83b7\u53d6\u68c0\u7d22\u5230\u7684\u6765\u6e90\u8282\u70b9，\u8f6c\u6362\u4e3a\u5b57\u5178\u5217\u8868，\u6ca1\u6709\u5219\u8fd4\u56de\u7a7a\u5217\u8868
\n sources = self._source_nodes_to_dicts(getattr(stream_response, "source_nodes", []))
\n # \u5224\u65ad\u662f\u5426\u6709\u6765\u6e90\u6570\u636e
\n if sources:
\n # \u4ea7\u51fa\u6765\u6e90\u7c7b\u578b\u7684\u6570\u636e\u5757，\u5305\u542b\u68c0\u7d22\u5230\u7684\u53c2\u8003\u6587\u6863\u4fe1\u606f
\n yield {
\n "type": "sources",
\n "finished": False,
\n "content": sources,
\n "sources_data": sources,
\n }<\/p>\n

# \u5c06\u672c\u6b21\u804a\u5929\u8bb0\u5f55\u6301\u4e45\u5316\u4fdd\u5b58\u5230\u672c\u5730
\n self._persist_chat_store()
\n # \u4ea7\u51fa\u5b8c\u6210\u4fe1\u53f7，\u6807\u8bb0\u5bf9\u8bdd\u7ed3\u675f，\u9644\u5e26\u5b8c\u6574\u7684\u56de\u7b54\u5185\u5bb9
\n yield {"type": "complete", "finished": True, "content": stream_response.response}
\n # \u6355\u83b7\u6240\u6709\u7c7b\u578b\u7684\u5f02\u5e38
\n except Exception as exc:
\n # \u62fc\u63a5\u9519\u8bef\u4fe1\u606f，\u5305\u542b\u5f02\u5e38\u8be6\u60c5
\n error_msg = f"\u67e5\u8be2\u5931\u8d25: {exc}"
\n # \u6253\u5370\u9519\u8bef\u65e5\u5fd7，\u8bb0\u5f55\u5931\u8d25\u539f\u56e0
\n logger.error(error_msg)
\n # \u4ea7\u51fa\u9519\u8bef\u7c7b\u578b\u7684\u6570\u636e\u5757，\u6807\u8bb0\u5bf9\u8bdd\u7ed3\u675f
\n yield {"type": "error", "content": error_msg, "finished": True}<\/p>\n

# \u83b7\u53d6\u6307\u5b9a\u4f1a\u8bdd\u7684\u5386\u53f2\u804a\u5929\u8bb0\u5f55，\u8fd4\u56de\u5b57\u5178\u5217\u8868\u683c\u5f0f
\ndef get_session_history(self, session_id: str) -&gt; List[Dict[str, Any]]:
\n # \u83b7\u53d6\u8be5\u4f1a\u8bdd\u7684\u8bb0\u5fc6\u5bf9\u8c61，\u518d\u53d6\u51fa\u6240\u6709\u5386\u53f2\u6d88\u606f
\n messages = self._get_memory(session_id).get()
\n # \u904d\u5386\u6240\u6709\u6d88\u606f，\u8f6c\u6362\u4e3a\u524d\u7aef\u9700\u8981\u7684\u683c\u5f0f\u8fd4\u56de
\n return [
\n {
\n # \u6d88\u606f\u89d2\u8272，\u517c\u5bb9\u679a\u4e3e\u7c7b\u578b\u548c\u5b57\u7b26\u4e32\u7c7b\u578b\u4e24\u79cd\u60c5\u51b5
\n "role": message.role.value if hasattr(message.role, "value") else str(message.role),
\n # \u6d88\u606f\u5185\u5bb9，\u4e3a\u7a7a\u5219\u8fd4\u56de\u7a7a\u5b57\u7b26\u4e32
\n "content": message.content or "",
\n # \u6765\u6e90\u5217\u8868，\u5386\u53f2\u6d88\u606f\u9ed8\u8ba4\u8fd4\u56de\u7a7a
\n "sources": [],
\n }
\n for message in messages
\n ]<\/p>\n

# \u6e05\u7a7a\u6307\u5b9a\u4f1a\u8bdd\u7684\u804a\u5929\u8bb0\u5f55\u548c\u8bb0\u5fc6
\ndef clear_session(self, session_id: str) -&gt; None:
\n # \u5224\u65ad\u5185\u5b58\u4e2d\u662f\u5426\u5b58\u5728\u8be5\u4f1a\u8bdd\u7684\u8bb0\u5fc6
\n if session_id in self.memories:
\n # \u91cd\u7f6e\u8be5\u4f1a\u8bdd\u7684\u8bb0\u5fc6\u7f13\u51b2\u533a，\u6e05\u7a7a\u5185\u5b58\u4e2d\u7684\u5386\u53f2
\n self.memories[session_id].reset()
\n # \u4ece\u6301\u4e45\u5316\u7684\u804a\u5929\u5b58\u50a8\u4e2d\u5220\u9664\u8be5\u4f1a\u8bdd\u7684\u6240\u6709\u6d88\u606f
\n self.chat_store.delete_messages(session_id)
\n # \u4fdd\u5b58\u4fee\u6539\u540e\u7684\u804a\u5929\u5b58\u50a8\u5230\u672c\u5730
\n self._persist_chat_store()<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u83b7\u53d6\u6307\u5b9a\u4f1a\u8bdd\u7684\u8bb0\u5fc6\u5bf9\u8c61，\u4e0d\u5b58\u5728\u5219\u521b\u5efa\u65b0\u7684
\ndef _get_memory(self, session_id: str) -&gt; ChatMemoryBuffer:
\n # \u5224\u65ad\u8be5\u4f1a\u8bddID\u4e0d\u5728\u8bb0\u5fc6\u5b57\u5178\u4e2d
\n if session_id not in self.memories:
\n # \u4e3a\u8be5\u4f1a\u8bdd\u521b\u5efa\u65b0\u7684\u8bb0\u5fc6\u7f13\u51b2\u533a
\n self.memories[session_id] = ChatMemoryBuffer.from_defaults(
\n llm=Settings.llm, # \u4f7f\u7528\u5168\u5c40\u914d\u7f6e\u7684\u5927\u6a21\u578b
\n chat_store=self.chat_store, # \u4f7f\u7528\u5168\u5c40\u7684\u804a\u5929\u5b58\u50a8\u505a\u6301\u4e45\u5316
\n chat_store_key=session_id, # \u7528\u4f1a\u8bddID\u4f5c\u4e3a\u5b58\u50a8\u7684\u952e，\u533a\u5206\u4e0d\u540c\u4f1a\u8bdd
\n )
\n # \u8fd4\u56de\u8be5\u4f1a\u8bdd\u7684\u8bb0\u5fc6\u5bf9\u8c61
\n return self.memories[session_id]<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u52a0\u8f7d\u804a\u5929\u5b58\u50a8\u5b9e\u4f8b
\ndef _load_chat_store(self) -&gt; SimpleChatStore:
\n # \u5224\u65ad\u672c\u5730\u662f\u5426\u6709\u4fdd\u5b58\u7684\u804a\u5929\u8bb0\u5f55\u6587\u4ef6
\n if self.chat_store_path.exists():
\n # \u4ece\u672c\u5730\u8def\u5f84\u52a0\u8f7d\u5df2\u6709\u7684\u804a\u5929\u5b58\u50a8
\n return SimpleChatStore.from_persist_path(str(self.chat_store_path))
\n # \u6ca1\u6709\u672c\u5730\u6587\u4ef6\u5219\u8fd4\u56de\u5168\u65b0\u7684\u7a7a\u804a\u5929\u5b58\u50a8
\n return SimpleChatStore()<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u5c06\u804a\u5929\u5b58\u50a8\u6301\u4e45\u5316\u5230\u672c\u5730\u786c\u76d8
\ndef _persist_chat_store(self) -&gt; None:
\n # \u8c03\u7528\u804a\u5929\u5b58\u50a8\u7684\u6301\u4e45\u5316\u65b9\u6cd5，\u4fdd\u5b58\u5230\u6307\u5b9a\u7684\u6587\u4ef6\u8def\u5f84
\n self.chat_store.persist(str(self.chat_store_path))<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u6839\u636e\u77e5\u8bc6\u5e93\u5f00\u5173\u83b7\u53d6\u5bf9\u5e94\u7684\u804a\u5929\u5f15\u64ce
\ndef _get_chat_engine(self, session_id: str, knowledge_bool: bool):
\n # \u5148\u83b7\u53d6\u4f1a\u8bdd\u7684\u8bb0\u5fc6\u5bf9\u8c61
\n memory = self._get_memory(session_id)
\n # \u5f00\u542f\u77e5\u8bc6\u5e93\u7684\u60c5\u51b5
\n if knowledge_bool:
\n # \u521b\u5efa\u4e0a\u4e0b\u6587\u804a\u5929\u5f15\u64ce，\u652f\u6301RAG\u77e5\u8bc6\u5e93\u95ee\u7b54
\n return ContextChatEngine.from_defaults(
\n retriever=self._get_rag_retriever(), # \u4f20\u5165RAG\u68c0\u7d22\u5668，\u7528\u4e8e\u68c0\u7d22\u77e5\u8bc6\u5e93
\n memory=memory, # \u4f20\u5165\u4f1a\u8bdd\u8bb0\u5fc6，\u652f\u6301\u4e0a\u4e0b\u6587\u5bf9\u8bdd
\n llm=Settings.llm, # \u4f7f\u7528\u5168\u5c40\u5927\u6a21\u578b\u751f\u6210\u7b54\u6848
\n node_postprocessors=[self._get_reranker()], # \u4f20\u5165\u91cd\u6392\u5668，\u5bf9\u68c0\u7d22\u7ed3\u679c\u505a\u91cd\u6392\u5e8f\u4f18\u5316
\n )<\/p>\n

# \u4e0d\u5f00\u542f\u77e5\u8bc6\u5e93，\u8fd4\u56de\u7b80\u5355\u804a\u5929\u5f15\u64ce，\u7eaf\u5bf9\u8bdd\u4e0d\u68c0\u7d22\u77e5\u8bc6\u5e93
\n return SimpleChatEngine.from_defaults(memory=memory, llm=Settings.llm)<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u83b7\u53d6RAG\u6df7\u5408\u68c0\u7d22\u5668，\u91c7\u7528\u61d2\u52a0\u8f7d\u6a21\u5f0f
\ndef _get_rag_retriever(self) -&gt; QueryFusionRetriever:
\n # \u5148\u786e\u4fdd\u5411\u91cf\u7d22\u5f15\u5df2\u7ecf\u52a0\u8f7d\u5b8c\u6210
\n self._ensure_index_loaded()
\n # \u83b7\u53d6\u7d22\u5f15\u5bf9\u8c61
\n index = self.ingestion_pipeline.index
\n # \u7d22\u5f15\u4e3a\u7a7a\u5219\u629b\u51fa\u8fd0\u884c\u65f6\u9519\u8bef
\n if index is None:
\n raise RuntimeError("\u77e5\u8bc6\u5e93\u7d22\u5f15\u672a\u521d\u59cb\u5316，\u8bf7\u5148\u4e0a\u4f20\u6587\u6863")<\/p>\n

# \u68c0\u7d22\u5668\u8fd8\u6ca1\u521b\u5efa\u5219\u8fdb\u884c\u521b\u5efa
\n if self.rag_retriever is None:
\n # \u521b\u5efa\u5411\u91cf\u68c0\u7d22\u5668，\u57fa\u4e8e\u8bed\u4e49\u76f8\u4f3c\u5ea6\u505a\u68c0\u7d22
\n vector_retriever = VectorIndexRetriever(
\n index=index,
\n similarity_top_k=AppSettings.SIMILARITY_TOP_K, # \u8fd4\u56de\u6700\u76f8\u5173\u7684\u524dK\u6761\u7ed3\u679c
\n )
\n # \u6536\u96c6\u6240\u6709\u6709\u5185\u5bb9\u7684\u6587\u6863\u8282\u70b9，\u7528\u4e8eBM25\u5173\u952e\u8bcd\u68c0\u7d22
\n bm25_nodes = [
\n node for node in index.docstore.docs.values() if node.get_content()
\n ]
\n # \u6ca1\u6709\u53ef\u7528\u7684\u6587\u6863\u8282\u70b9\u5219\u629b\u51fa\u9519\u8bef
\n if not bm25_nodes:
\n raise RuntimeError("\u672c\u5730\u6587\u6863\u5b58\u50a8\u4e3a\u7a7a，\u8bf7\u91cd\u65b0\u4e0a\u4f20\u6587\u6863")<\/p>\n

# \u521b\u5efaBM25\u68c0\u7d22\u5668，\u57fa\u4e8e\u5173\u952e\u8bcd\u5339\u914d\u505a\u68c0\u7d22
\n bm25_retriever = BM25Retriever.from_defaults(
\n nodes=bm25_nodes,
\n similarity_top_k=AppSettings.SIMILARITY_TOP_K, # \u8fd4\u56de\u6700\u76f8\u5173\u7684\u524dK\u6761\u7ed3\u679c
\n )
\n # \u521b\u5efa\u67e5\u8be2\u878d\u5408\u68c0\u7d22\u5668，\u878d\u5408\u5411\u91cf\u68c0\u7d22\u548cBM25\u68c0\u7d22\u7684\u7ed3\u679c
\n self.rag_retriever = QueryFusionRetriever(
\n [vector_retriever, bm25_retriever], # \u8981\u878d\u5408\u7684\u4e24\u4e2a\u68c0\u7d22\u5668：\u5411\u91cf\u68c0\u7d22+BM25\u68c0\u7d22
\n num_queries=1, # \u751f\u6210\u7684\u67e5\u8be2\u6570\u91cf，1\u8868\u793a\u7528\u539f\u67e5\u8be2\u76f4\u63a5\u878d\u5408
\n use_async=True, # \u542f\u7528\u5f02\u6b65\u6267\u884c，\u63d0\u5347\u68c0\u7d22\u901f\u5ea6
\n )
\n # \u8fd4\u56de\u68c0\u7d22\u5668\u5b9e\u4f8b
\n return self.rag_retriever<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u83b7\u53d6\u8bed\u4e49\u91cd\u6392\u5668，\u61d2\u52a0\u8f7d\u6a21\u5f0f
\ndef _get_reranker(self) -&gt; SentenceTransformerRerank:
\n # \u91cd\u6392\u5668\u8fd8\u6ca1\u521b\u5efa\u5219\u8fdb\u884c\u521b\u5efa
\n if self.reranker is None:
\n # \u521b\u5efa\u91cd\u6392\u5668\u5b9e\u4f8b
\n self.reranker = SentenceTransformerRerank(
\n model=AppSettings.RERANK_MODEL_PATH, # \u91cd\u6392\u6a21\u578b\u7684\u672c\u5730\u8def\u5f84，\u4ece\u914d\u7f6e\u6587\u4ef6\u8bfb\u53d6
\n top_n=AppSettings.RERANK_TOP_K, # \u91cd\u6392\u540e\u4fdd\u7559\u7684\u7ed3\u679c\u6570\u91cf
\n )
\n # \u8fd4\u56de\u91cd\u6392\u5668\u5b9e\u4f8b
\n return self.reranker<\/p>\n

# \u79c1\u6709\u65b9\u6cd5：\u786e\u4fdd\u7d22\u5f15\u5df2\u7ecf\u52a0\u8f7d，\u6ca1\u52a0\u8f7d\u5219\u5c1d\u8bd5\u52a0\u8f7d
\ndef _ensure_index_loaded(self) -&gt; None:
\n # \u7d22\u5f15\u5df2\u5b58\u5728\u5219\u76f4\u63a5\u8fd4\u56de，\u4e0d\u505a\u4efb\u4f55\u64cd\u4f5c
\n if self.ingestion_pipeline.index is not None:
\n return<\/p>\n

# \u8c03\u7528\u6444\u53d6\u7ba1\u9053\u7684\u52a0\u8f7d\u65b9\u6cd5，\u4ece\u672c\u5730\u52a0\u8f7d\u7d22\u5f15
\n self.ingestion_pipeline.load_index()
\n # \u52a0\u8f7d\u540e\u7d22\u5f15\u4ecd\u4e3a\u7a7a\u5219\u629b\u51fa\u8fd0\u884c\u65f6\u9519\u8bef
\n if self.ingestion_pipeline.index is None:
\n raise RuntimeError("\u77e5\u8bc6\u5e93\u7d22\u5f15\u672a\u521d\u59cb\u5316，\u8bf7\u5148\u4e0a\u4f20\u6587\u6863")<\/p>\n

# \u9759\u6001\u65b9\u6cd5，\u4e0d\u9700\u8981\u5b9e\u4f8b\u4e5f\u80fd\u8c03\u7528，\u4e0d\u4f9d\u8d56\u7c7b\u7684\u5b9e\u4f8b\u5c5e\u6027
\n@staticmethod
\n# \u9759\u6001\u65b9\u6cd5：\u5c06\u6765\u6e90\u8282\u70b9\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u5178\u5217\u8868，\u65b9\u4fbf\u8fd4\u56de\u7ed9\u524d\u7aef\u4f7f\u7528
\ndef _source_nodes_to_dicts(source_nodes) -&gt; List[Dict[str, Any]]:
\n # \u904d\u5386\u6240\u6709\u6765\u6e90\u8282\u70b9，\u8f6c\u6362\u4e3a\u6307\u5b9a\u683c\u5f0f\u7684\u5b57\u5178
\n return [
\n {
\n "content": node.node.get_content(), # \u6765\u6e90\u8282\u70b9\u7684\u6587\u672c\u5185\u5bb9
\n "score": float(node.score) if node.score is not None else None, # \u76f8\u5173\u6027\u5f97\u5206，\u8f6c\u4e3a\u6d6e\u70b9\u6570，\u6ca1\u6709\u5219\u4e3aNone
\n "metadata": node.node.metadata or {}, # \u6765\u6e90\u8282\u70b9\u7684\u5143\u6570\u636e（\u5982\u6587\u4ef6\u540d\u3001\u9875\u7801\u7b49），\u6ca1\u6709\u5219\u4e3a\u7a7a\u5b57\u5178
\n }
\n for node in source_nodes or []
\n ]<\/p>\n

\n

\"img\"<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6458\u8981：\u672c\u6587\u7cfb\u7edf\u8bb2\u89e3\u57fa\u4e8e LlamaIndex \u6784\u5efa RAG \u77e5\u8bc6\u5e93\u95ee\u7b54\u7cfb\u7edf\u7684\u5b8c\u6574\u5b9e\u73b0\u3002\u6587\u7ae0\u4ece\u524d\u7aef\u804a\u5929\u903b\u8f91\u5165\u624b，\u8be6\u7ec6\u62c6\u89e3 ChatView.vue \u4e0e ChatInput.vue \u7684\u4ea4\u4e92\u6d41\u7a0b\u3001chat.ts \u4e2d\u6d88\u606f\u53d1\u9001\u4e0e\u63a5\u53e3\u8c03\u7528\u673a\u5236，\u5e76\u7ed9\u51fa\u5b8c\u6574\u53ef\u8fd0\u884c\u7684 Vue \u4ee3\u7801；\u968f\u540e\u6df1\u5165\u540e\u7aef，\u4ecb\u7ecd RAGService \u7684\u521d\u59cb\u5316\u3001\u6587\u6863\u6444\u53d6\u6d41\u6c34\u7ebf\u3001\u5411\u91cf\u7d22\u5f15\u6784\u5efa\u3001\u6df7\u5408\u68c0\u7d22（\u5411\u91cf\u68c0\u7d22\u4e0e BM25 \u878d\u5408&#xff0<\/p>\n","protected":false},"author":2,"featured_media":100519,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[187,625,50,87],"topic":[],"class_list":["post-100539","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-javascript","tag-vue-js","tag-50","tag-87"],"yoast_head":"\n103.RAG-LLamaIndex\u540e\u7aefrag\u95ee\u7b54-\u804a\u5929\u63a5\u53e3 - 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