diff --git a/vue/src/system/GraphDemo.vue b/vue/src/system/GraphDemo.vue
index 93e1a9a..f80e6ee 100644
--- a/vue/src/system/GraphDemo.vue
+++ b/vue/src/system/GraphDemo.vue
@@ -112,32 +112,39 @@
               </div>
               <div class="disease-body">
 
-                <div class="tree">
-                  <el-tree
-                      :data="treeData"
-                      :props="treeProps"
-                      accordion
-                      expand-on-click-node
-                      :expand-on-click-node="false"
-                      @node-click="handleNodeClick"
-                  >
-                    <template #default="{ node, data }">
+            <div class="tree">
+              <el-tree
+                  :data="treeData"
+                  :props="treeProps"
+                  accordion
+                  expand-on-click-node
+                  :expand-on-click-node="false"
+                  @node-click="handleNodeClick"
+              >
+                <template #default="{ node, data }">
                         <span class="custom-tree-node">
                           <span class="code">{{ data.code }}</span>
                           <el-tooltip :content="data.label" placement="top">
                             <span class="label">{{ data.label }}</span>
                           </el-tooltip>
                         </span>
-                    </template>
-                  </el-tree>
-                </div>
-              </div>
+                </template>
+              </el-tree>
             </div>
-            <div class="graph-viewport">
-              <div ref="graphContainer" class="graph-container" id="container"></div>
-            </div>
-          </section>
-        </main>
+          </div>
+        </div>
+        <div class="graph-viewport">
+          <GraphToolbar
+              ref="toolbarRef"
+              v-if="_graph"
+              :graph="_graph"
+              class="toolbar-position"
+              style="position: absolute; top: 40px; left: 750px; z-index: 1000; width: auto;"
+          />
+          <div ref="graphContainer" class="graph-container" id="container"></div>
+        </div>
+      </section>
+    </main>
     <!-- 图谱容器 -->
   </div>
 </template>
@@ -155,14 +162,17 @@ import {
 import {Graph, Tooltip} from '@antv/g6';
 import Menu from "@/components/Menu.vue";
 import {a} from "vue-router/dist/devtools-EWN81iOl.mjs";
+import GraphToolbar from "@/components/GraphToolbar.vue";
 
 import Fuse from 'fuse.js';
+import {ElMessage} from "element-plus";
 import {getGraphStyleActive} from "@/api/style";
 export default {
   name: 'Display',
-  components: {Menu},
+  components: {Menu,GraphToolbar},
   data() {
     return {
+      _graph: null,
       G6: null, // 添加这个
       // 节点样式
       nodeShowLabel: true,
@@ -1164,18 +1174,18 @@ export default {
             label:node.name,
             type:node.label
           }
-          getGraph(data).then(response=>{
+          getGraph(data).then(response => {
             console.log(response)
             this.formatData(response)
           }); // 等待 Promise 解析
         });
         graph.once('afterlayout', () => {
           if (!graph.destroyed) {
-            graph.fitCenter({ padding: 40, duration: 1000 });
+            graph.fitCenter({padding: 40, duration: 1000});
           }
         });
         this._graph = graph
-        this._graph.setPlugins([  {
+        this._graph.setPlugins([{
           type: 'tooltip',
           // 只对节点启用，边不显示tooltip
           enable: (e) => e.targetType === 'edge',
@@ -1184,7 +1194,7 @@ export default {
             console.log(e)
             const edge = items[0]; // 当前悬停的边
             if (!edge) return '';
-            const data=items[0].data
+            const data = items[0].data
             const sourceId = edge.source;
             const targetId = edge.target;
 
@@ -1201,10 +1211,72 @@ export default {
         ${sourceName} — ${rel} —> ${targetName}
       </div>`;
           },
-        },])
+        },
+          {
+            type: 'toolbar',
+            onClick: (id) =>
+            {
+              if (id === 'reset') {
+                // 1. 如果是重置，直接在本地执行方法
+                this.localResetGraph();
+              }
+              else if (this.$refs.toolbarRef) {
+                // 2. 其他功能（放大、导出等）继续交给组件处理
+                this.$refs.toolbarRef.handleToolbarAction(id);
+              }
+            },
+            getItems: () => {
+              return [
+                { id: 'zoom-in', value: 'zoom-in', title: '放大' },
+                { id: 'zoom-out', value: 'zoom-out', title: '缩小' },
+                { id: 'undo', value: 'undo', title: '撤销' },
+                { id: 'redo', value: 'redo', title: '重做' },
+                { id: 'auto-fit', value: 'auto-fit', title: '聚焦' },
+                { id: 'reset', value: 'reset', title: '重置' },
+                { id: 'export', value: 'export', title: '导出图谱' },
+              ];
+            },
+          },
+          // 如果需要撤销重做功能，必须加上 history 插件
+          { type: 'history', key: 'history' }])
+      }
+    },
+    localResetGraph() {
+      // 1. 检查图表实例和数据是否存在
+      if (!this._graph) return;
+
+      if (!this.defaultData || !this.defaultData.nodes) {
+        this.$message.warning("未找到可重置的数据源");
+        return;
       }
 
+      try {
+        // 2. 彻底清理鼠标指针状态
+        const canvas = this._graph.getCanvas();
+        if (canvas && typeof canvas.setCursor === 'function') {
+          canvas.setCursor('default');
+        }
+
+        // 3. 彻底销毁当前图谱实例
+        // 销毁会移除所有 DOM 节点和事件监听，彻底解决 EventBoundary 问题
+        this._graph.destroy();
+        this._graph = null;
 
+        // 4. 重新初始化
+        this.$nextTick(() => {
+          // initGraph 内部会自动读取 this.defaultData
+          this.initGraph();
+
+          // 5. 重新构建分类索引（因为 destroy 也会清空之前的交互索引）
+          this.buildCategoryIndex();
+
+          this.$message.success("图谱已重置");
+        });
+      } catch (err) {
+        console.error('重置图谱失败:', err);
+        // 降级处理：如果销毁失败，尝试刷新页面（可选）
+        // location.reload();
+      }
     },
 
     updateGraph(data) {
@@ -1241,7 +1313,7 @@ export default {
       if (!this._graph) return
       const updatedEdges = this.defaultData.edges.map(edge => ({
         ...edge,
-        type:this.edgeType,
+        type: this.edgeType,
         style: {
           endArrow: this.edgeEndArrow,
           stroke: this.edgeStroke,
@@ -1524,12 +1596,14 @@ button:hover {
   padding: 0 2px 0px 15px;
   justify-content: space-between;
 }
-.d-title{
+
+.d-title {
   display: flex;
   align-items: center;
   font-size: 13px;
 }
-.d-count{
+
+.d-count {
   font-size: 9px;
   background-color: #5989F0;
   border-radius: 7px;
@@ -1576,19 +1650,21 @@ button:hover {
   text-align: left;
   font-size: 12px;
 }
-.disease-body{
+
+.disease-body {
   width: 360px;
   overflow: scroll;
   height: 74vh;
 }
+
 /* 隐藏滚动条，但允许滚动 */
 .disease-body {
   /* Firefox */
   scrollbar-width: none; /* 'auto' | 'thin' | 'none' */
 
   /* Webkit (Chrome, Safari, Edge) */
-  -ms-overflow-style: none;  /* IE and Edge */
-  scrollbar-width: none;     /* Firefox */
+  -ms-overflow-style: none; /* IE and Edge */
+  scrollbar-width: none; /* Firefox */
   padding-bottom: 9px;
 }
 
@@ -1606,12 +1682,12 @@ button:hover {
 
 /deep/ .radio-drug .el-radio__input.is-checked .el-radio__inner {
   background: #52c41a; /* 检查的颜色 */
-  border-color:#52c41a;
+  border-color: #52c41a;
 }
 
 /deep/ .radio-check .el-radio__input.is-checked .el-radio__inner {
   background: #1890ff; /* 药品的颜色 */
-  border-color:#1890ff;
+  border-color: #1890ff;
 }
 
 
@@ -1624,25 +1700,26 @@ button:hover {
 
 /deep/ .radio-drug .el-radio__input.is-checked .el-radio__inner:hover {
   background: #52c41a; /* 检查的颜色 */
-  border-color:#52c41a;
+  border-color: #52c41a;
 }
 
 /deep/ .radio-check .el-radio__input.is-checked .el-radio__inner:hover {
   background: #1890ff; /* 药品的颜色 */
-  border-color:#1890ff;
+  border-color: #1890ff;
 }
 
 
 
 /* 自定义选中后的样式 */
-/deep/ .radio-disease .el-radio__input.is-checked+.el-radio__label {
+/deep/ .radio-disease .el-radio__input.is-checked + .el-radio__label {
   color: rgb(153, 10, 0);
 }
 
-/deep/ .radio-drug .el-radio__input.is-checked+.el-radio__label {
+/deep/ .radio-drug .el-radio__input.is-checked + .el-radio__label {
   color: #52c41a;
 }
-/deep/ .radio-check .el-radio__input.is-checked+.el-radio__label {
+
+/deep/ .radio-check .el-radio__input.is-checked + .el-radio__label {
   color: #1890ff;
 }
 /* 自定义下拉样式 */
diff --git a/vue/src/system/GraphQA.vue b/vue/src/system/GraphQA.vue
index 1400339..5c1860f 100644
--- a/vue/src/system/GraphQA.vue
+++ b/vue/src/system/GraphQA.vue
@@ -63,6 +63,12 @@
 
         <!-- 右侧：知识图谱 -->
         <div class="knowledge-graph">
+          <GraphToolbar
+              v-if="_graph"
+              :graph="_graph"
+              ref="toolbarRef"
+          />
+
           <div ref="graphContainer" class="graph-container" id="container"></div>
         </div>
       </div>
@@ -73,21 +79,21 @@
 
 <script>
 import Menu from "@/components/Menu.vue";
-import {qaAnalyze} from "@/api/qa";
-import {Graph} from "@antv/g6";
-import {getGraph} from "@/api/graph";
-import {getGraphStyleActive} from "@/api/style";
-
+import { qaAnalyze } from "@/api/qa";
+import { Graph } from "@antv/g6";
+import { getGraphStyleActive } from "@/api/style";
+import GraphToolbar from '@/components/GraphToolbar.vue';
 
 export default {
   name: 'GraghQA',
-  components: {Menu},
+  components: { Menu, GraphToolbar },
   data() {
     return {
-      query:"",
-      answers:[],
-      selected:0,
-      // 节点样式
+      _graph: null,
+      query: "",
+      answers: [],
+      selected: 0,
+      // 节点基础样式
       nodeShowLabel: true,
       nodeFontSize: 12,
       nodeFontColor: '#fff',
@@ -98,7 +104,7 @@ export default {
       nodeLineWidth: 2,
       nodeFontFamily: 'Microsoft YaHei, sans-serif',
 
-      // 边样式
+      // 边基础样式
       edgeShowLabel: true,
       edgeFontSize: 10,
       edgeFontColor: '#666666',
@@ -108,11 +114,10 @@ export default {
       edgeEndArrow: true,
       edgeFontFamily: 'Microsoft YaHei, sans-serif',
 
-
-      queryRecord:"",
-      isSending:false,
-      configs:[],
-      parsedStyles:{},
+      queryRecord: "",
+      isSending: false,
+      configs: [],
+      parsedStyles: {},
       enToZhLabelMap: {
         Disease: '疾病',
         Drug: '药品',
@@ -120,41 +125,31 @@ export default {
         Symptom: '症状',
         Other: '其他'
       }
-
     };
   },
-  // =============== 👇【新增】组件内路由守卫：离开当前路由时触发 ===============
+
   beforeRouteLeave(to, from, next) {
     this.saveDataToLocalStorage();
-    next(); // 允许导航
+    next();
   },
-  // =======================================================================
 
   async mounted() {
-    await this.getDefault()
-    // =============== 👇【新增】页面加载时从 localStorage 恢复数据 ===============
+    await this.getDefault();
     this.restoreDataFromLocalStorage();
-    // =======================================================================
-    // this.answers=[]
-    // 如果有初始数据，可以初始化图谱（可选）
     if (this.answers.length > 0) {
-      this.initGraph(this.answers[0].result);
-      // console.log(this.answers[0].result)
+      this.initGraph(this.answers[this.selected].result);
     }
   },
+
   beforeUnmount() {
-    // =============== 👇【新增】组件销毁前也保存一次（兼容非路由跳转场景）==============
     this.saveDataToLocalStorage();
-    // 移除页面卸载监听（如果用了 beforeunload）
     window.removeEventListener('beforeunload', this.handleBeforeUnload);
-    // =======================================================================
   },
 
   created() {
-    // =============== 👇【新增】监听页面刷新/关闭事件 ===============
     window.addEventListener('beforeunload', this.handleBeforeUnload);
-    // =======================================================================
   },
+
   methods: {
     safeParseStyles(stylesStr) {
       try {
@@ -164,7 +159,8 @@ export default {
         return {};
       }
     },
-    async getDefault(){
+
+    async getDefault() {
       const response = await getGraphStyleActive();
       const data = response.data;
       if (!Array.isArray(data) || data.length === 0) {
@@ -172,27 +168,23 @@ export default {
         this.parsedStyles = {};
         return;
       }
-
-      // 只取第一个（即 is_active=1 的组）
       const activeGroup = data[0];
       this.configs = Array.isArray(activeGroup.configs) ? activeGroup.configs : [];
-
-      // 构建 label -> style 映射
       const styleMap = {};
       this.configs.forEach(config => {
         const label = config.current_label;
         styleMap[label] = this.safeParseStyles(config.styles);
       });
       this.parsedStyles = styleMap;
-      console.log(this.parsedStyles)
     },
+
     buildNodeLabelMap(nodes) {
       this._nodeLabelMap = new Map();
       nodes.forEach(node => {
         this._nodeLabelMap.set(node.id, node.data?.type || 'default');
       });
     },
-// =============== 👇【新增】统一的数据保存方法 ===============
+
     saveDataToLocalStorage() {
       try {
         localStorage.setItem('graphQA_queryRecord', this.queryRecord);
@@ -202,89 +194,110 @@ export default {
         console.warn('⚠️ 无法保存到 localStorage:', e);
       }
     },
-    // =======================================================================
 
-    // =============== 👇【新增】统一的数据恢复方法 ===============
     restoreDataFromLocalStorage() {
       try {
         const savedQuery = localStorage.getItem('graphQA_queryRecord');
         const savedAnswers = localStorage.getItem('graphQA_answers');
-
-        if (savedQuery !== null) {
-          this.queryRecord = savedQuery;
-        }
+        if (savedQuery !== null) this.queryRecord = savedQuery;
         if (savedAnswers !== null) {
           this.answers = JSON.parse(savedAnswers);
-          // 确保 selected 不越界
           if (this.answers.length > 0) {
             this.selected = Math.min(this.selected, this.answers.length - 1);
           }
         }
-        console.log('✅ 数据已从 localStorage 恢复');
       } catch (e) {
         console.warn('⚠️ 无法从 localStorage 恢复数据:', e);
-        // 出错时清空（避免脏数据）
-        localStorage.removeItem('graphQA_queryRecord');
-        localStorage.removeItem('graphQA_answers');
       }
     },
-    // =======================================================================
 
-    // =============== 👇【新增】处理页面关闭/刷新的兜底保存 ===============
     handleBeforeUnload(event) {
       this.saveDataToLocalStorage();
-      // 注意：现代浏览器通常不显示自定义消息
       event.preventDefault();
-      event.returnValue = ''; // 必须设置才能触发提示（但实际可能不显示）
+      event.returnValue = '';
     },
-    selectGraph(index){
-      this.selected=index
-      if(this.answers.length>0){
-        this.formatData(this.answers[index].result)
-      }
 
-    },
-    handleSearch(){
-      this.isSending=true
-      this.answers=[]
-      if (this._graph){
-        this._graph.clear()
-      }
-      let data={
-        text:this.query
+    selectGraph(index) {
+      this.selected = index;
+      if (this.answers.length > 0) {
+        this.formatData(this.answers[index].result);
       }
-      this.queryRecord=this.query
-      this.query=""
-      // this.answers=[{"answer":"糖尿病患者应避免高糖食物，如糖果、甜点、含糖饮料等，以防止血糖波动。",
-      //   "result":{"nodes":[{"id":"e0a8410b-c5ee-47d4-acbe-b7ae5f111fd4","label":"糖尿病","type":"疾病"},{"id":"89f9498b-7a83-4361-889b-f96dfdfb802c","label":"血糖波动","type":"症状"},{"id":"03201620-ba9f-4957-b7d3-f89c5a115e37","label":"高糖食物","type":"其他类型"},{"id":"b0bace0a-eedc-485c-90d3-0a5378dc5556","label":"糖果","type":"其他类型"},{"id":"ffc12d7b-60e5-4ffa-a945-a0769f6e1047","label":"甜点","type":"其他类型"},{"id":"a7e94ee7-072b-456f-bc0c-354545851c38","label":"含糖饮料","type":"其他类型"}],"edges":[{"source":"e0a8410b-c5ee-47d4-acbe-b7ae5f111fd4","target":"03201620-ba9f-4957-b7d3-f89c5a115e37","label":"关联"},{"source":"e0a8410b-c5ee-47d4-acbe-b7ae5f111fd4","target":"b0bace0a-eedc-485c-90d3-0a5378dc5556","label":"关联"},{"source":"e0a8410b-c5ee-47d4-acbe-b7ae5f111fd4","target":"ffc12d7b-60e5-4ffa-a945-a0769f6e1047","label":"关联"},{"source":"e0a8410b-c5ee-47d4-acbe-b7ae5f111fd4","target":"a7e94ee7-072b-456f-bc0c-354545851c38","label":"关联"},{"source":"e0a8410b-c5ee-47d4-acbe-b7ae5f111fd4","target":"89f9498b-7a83-4361-889b-f96dfdfb802c","label":"导致"}]}}]
-      // this.initGraph(this.answers[0].result)
-      // this.formatData(this.answers[0].result)
-      qaAnalyze(data).then(res=>{
-        this.answers=res
-        if(this.answers.length>0){
-          this.initGraph(this.answers[0].result)
+    },
+
+    handleSearch() {
+      this.isSending = true;
+      this.answers = [];
+      if (this._graph) this._graph.clear();
+
+      let data = { text: this.query };
+      this.queryRecord = this.query;
+      this.query = "";
+
+      qaAnalyze(data).then(res => {
+        this.answers = res;
+        if (this.answers && this.answers.length > 0) {
+          this.initGraph(this.answers[0].result);
         }
-        this.isSending=false
-      })
+        this.isSending = false;
+      }).catch(err => {
+        console.error('接口失败，启动保底方案', err);
+        const mockData = {
+          nodes: [
+            { id: "node1", label: "霍乱", data: { type: "疾病" } },
+            { id: "node2", label: "腹泻", data: { type: "症状" } },
+            { id: "node3", label: "脱水", data: { type: "疾病" } },
+            { id: "node4", label: "呕吐", data: { type: "疾病" } },
+            { id: "node5", label: "霍乱弧菌", data: { type: "病因" } },
+            { id: "node6", label: "复方磺胺", data: { type: "药品" } },
+          ],
+          edges: [
+            { id: "e1", source: "node1", target: "node2", data: { label: "典型症状" } },
+            { id: "e2", source: "node1", target: "node3", data: { label: "并发症" } },
+            { id: "e3", source: "node1", target: "node4", data: { label: "并发症" } },
+            { id: "e4", source: "node1", target: "node5", data: { label: "致病菌" } },
+            { id: "e5", source: "node1", target: "node6", data: { label: "推荐用药" } },
+          ]
+        };
+        this.answers = [{ answer: "连接失败，显示预览版。", result: mockData }];
+        this.initGraph(this.answers[0].result);
+        this.isSending = false;
+      });
     },
-    formatData(data){
-      // this._graph.stopLayout();
-      // this.clearGraphState();
-      // === 1. 构建 nodeId → label 映射 ===
-      const nodeIdToEnLabel = {};
+
+    formatData(data) {
+      const typeMap = { '疾病': 'Disease', '药品': 'Drug', '药物': 'Drug', '症状': 'Symptom', '检查': 'Check', '病因': 'Cause' };
+      const getStandardLabel = (rawType) => typeMap[rawType] || rawType;
+
+      const nodeIdToData = {};
       data.nodes.forEach(node => {
-        nodeIdToEnLabel[node.id] = node.data.type; // e.g. "Disease"
+        nodeIdToData[node.id] = {
+          enLabel: getStandardLabel(node.data.type),
+          rawType: node.data.type
+        };
       });
-      // === 2. 处理节点：根据自身 label 设置样式 ===
+
       const updatedNodes = data.nodes.map(node => {
-        const enLabel = node.data.type;
+        const enLabel = getStandardLabel(node.data.type);
         const styleConf = this.parsedStyles[enLabel] || {};
+
+        // 💡 颜色映射逻辑：如果 styleConf 没给颜色，则按类型分配
+        let fColor = styleConf.nodeFill;
+        if (!fColor) {
+          if (node.data.type === '疾病') fColor = '#EF4444';
+          else if (node.data.type === '药品' || node.data.type === '药物') fColor = '#91cc75';
+          else if (node.data.type === '症状') fColor = '#fac858';
+          else if (node.data.type === '检查') fColor = '#336eee';
+          else fColor = this.nodeFill;
+        }
+
         return {
           ...node,
           type: styleConf.nodeShape || this.nodeShape,
+          data: { ...node.data, label: enLabel, name: node.label },
           style: {
+            ...node.style,
             size: styleConf.nodeSize || this.nodeSize,
-            fill: styleConf.nodeFill || this.nodeFill,
+            fill: fColor,
             stroke: styleConf.nodeStroke || this.nodeStroke,
             lineWidth: styleConf.nodeLineWidth || this.nodeLineWidth,
             label: styleConf.nodeShowLabel !== undefined ? styleConf.nodeShowLabel : true,
@@ -295,64 +308,97 @@ export default {
         };
       });
 
-      // === 3. 处理边：根据 source 节点的 label 设置样式 ===
       const updatedEdges = data.edges.map(edge => {
-        console.log(edge)
-        const sourceEnLabel = nodeIdToEnLabel[edge.source]; // e.g. "Disease"
-        const styleConf = this.parsedStyles[sourceEnLabel] || {};
+        const sourceInfo = nodeIdToData[edge.source];
+        const styleConf = this.parsedStyles[sourceInfo.enLabel] || {};
+
+        // 💡 边颜色逻辑：跟随源节点类型
+        let eStroke = styleConf.edgeStroke;
+        if (!eStroke) {
+          if (sourceInfo.rawType === '疾病') eStroke = 'rgba(239, 68, 68, 0.4)';
+          else if (sourceInfo.rawType === '药品' || sourceInfo.rawType === '药物') eStroke = 'rgba(145, 204, 117, 0.4)';
+          else if (sourceInfo.rawType === '症状') eStroke = 'rgba(250, 200, 88, 0.4)';
+          else eStroke = this.edgeStroke;
+        }
 
         return {
           ...edge,
           id: edge.data?.relationship?.id || edge.id,
-          type: styleConf.edgeType ||this.edgeType,
+          type: styleConf.edgeType || this.edgeType,
           style: {
+            ...edge.style,
             endArrow: styleConf.edgeEndArrow !== undefined ? styleConf.edgeEndArrow : true,
-            stroke: styleConf.edgeStroke || this.edgeStroke,
+            stroke: eStroke,
             lineWidth: styleConf.edgeLineWidth || this.edgeLineWidth,
             label: styleConf.edgeShowLabel !== undefined ? styleConf.edgeShowLabel : false,
             labelFontSize: styleConf.edgeFontSize || this.edgeFontSize,
             labelFontFamily: styleConf.edgeFontFamily || this.edgeFontFamily,
             labelFill: styleConf.edgeFontColor || this.edgeFontColor
-          }
+          },
+          data: { ...edge.data, label: edge.data?.label || "" },
         };
       });
 
-      // === 4. 更新图数据 ===
-      let updatedData = {
-        nodes: updatedNodes,
-        edges: updatedEdges
-      };
-
-      this.updateGraph(updatedData)
+      const pureData = JSON.parse(JSON.stringify({ nodes: updatedNodes, edges: updatedEdges }));
+      this.updateGraph(pureData);
     },
+
     updateGraph(data) {
-      if (!this._graph) return
+      if (!this._graph) return;
+      this._graph.setData(data);
+      this._graph.render();
+    },
 
-      this._graph.setData(data)
-      this._graph.render()
+    localResetGraph() {
+      if (!this._graph) return;
+      const currentResult = this.answers[this.selected]?.result;
+      if (!currentResult) return;
+      this._graph.destroy();
+      this._graph = null;
+      this.$nextTick(() => {
+        this.initGraph(currentResult);
+        this.$message.success("图谱已重置");
+      });
     },
+
     initGraph(data) {
-      if (this._graph!=null){
-        this._graph.destroy()
+      const typeMap = { '疾病': 'Disease', '药品': 'Drug', '药物': 'Drug', '症状': 'Symptom', '检查': 'Check', '病因': 'Cause' };
+      const getStandardLabel = (rawType) => typeMap[rawType] || rawType;
+
+      if (this._graph != null) {
+        this._graph.destroy();
         this._graph = null;
       }
-      console.log(data)
-      // === 1. 构建 nodeId → label 映射 ===
-      const nodeIdToEnLabel = {};
+
+      const nodeIdToData = {};
       data.nodes.forEach(node => {
-        nodeIdToEnLabel[node.id] = node.data.type; // e.g. "Disease"
+        nodeIdToData[node.id] = {
+          enLabel: getStandardLabel(node.data.type),
+          rawType: node.data.type
+        };
       });
-      console.log(nodeIdToEnLabel)
-      // === 2. 处理节点：根据自身 label 设置样式 ===
+
       const updatedNodes = data.nodes.map(node => {
-        const enLabel = node.data.type;
+        const enLabel = getStandardLabel(node.data.type);
         const styleConf = this.parsedStyles[enLabel] || {};
+
+        let fColor = styleConf.nodeFill;
+        if (!fColor) {
+          if (node.data.type === '疾病') fColor = '#EF4444';
+          else if (node.data.type === '药品' || node.data.type === '药物') fColor = '#91cc75';
+          else if (node.data.type === '症状') fColor = '#fac858';
+          else if (node.data.type === '检查') fColor = '#336eee';
+          else fColor = this.nodeFill;
+        }
+
         return {
           ...node,
           type: styleConf.nodeShape || this.nodeShape,
+          data: { ...node.data, label: enLabel, name: node.label },
           style: {
+            ...node.style,
             size: styleConf.nodeSize || this.nodeSize,
-            fill: styleConf.nodeFill || this.nodeFill,
+            fill: fColor,
             stroke: styleConf.nodeStroke || this.nodeStroke,
             lineWidth: styleConf.nodeLineWidth || this.nodeLineWidth,
             label: styleConf.nodeShowLabel !== undefined ? styleConf.nodeShowLabel : true,
@@ -363,19 +409,27 @@ export default {
         };
       });
 
-      // === 3. 处理边：根据 source 节点的 label 设置样式 ===
       const updatedEdges = data.edges.map(edge => {
-        console.log(edge)
-        const sourceEnLabel = nodeIdToEnLabel[edge.source]; // e.g. "Disease"
-        const styleConf = this.parsedStyles[sourceEnLabel] || {};
+        const sourceInfo = nodeIdToData[edge.source];
+        const styleConf = this.parsedStyles[sourceInfo.enLabel] || {};
+
+        let eStroke = styleConf.edgeStroke;
+        if (!eStroke) {
+          if (sourceInfo.rawType === '疾病') eStroke = 'rgba(239, 68, 68, 0.4)';
+          else if (sourceInfo.rawType === '药品' || sourceInfo.rawType === '药物') eStroke = 'rgba(145, 204, 117, 0.4)';
+          else if (sourceInfo.rawType === '症状') eStroke = 'rgba(250, 200, 88, 0.4)';
+          else eStroke = this.edgeStroke;
+        }
 
         return {
           ...edge,
           id: edge.data?.relationship?.id || edge.id,
-          type: styleConf.edgeType ||this.edgeType,
+          type: styleConf.edgeType || this.edgeType,
+          data: { ...edge.data, label: edge.data?.label || "" },
           style: {
+            ...edge.style,
             endArrow: styleConf.edgeEndArrow !== undefined ? styleConf.edgeEndArrow : true,
-            stroke: styleConf.edgeStroke || this.edgeStroke,
+            stroke: eStroke,
             lineWidth: styleConf.edgeLineWidth || this.edgeLineWidth,
             label: styleConf.edgeShowLabel !== undefined ? styleConf.edgeShowLabel : false,
             labelFontSize: styleConf.edgeFontSize || this.edgeFontSize,
@@ -385,65 +439,68 @@ export default {
         };
       });
 
-      // === 4. 更新图数据 ===
-      let updatedData = {
+      const finalData = JSON.parse(JSON.stringify({
         nodes: updatedNodes,
         edges: updatedEdges
-      };
-      this.buildNodeLabelMap(updatedNodes);
+      }));
+
+      this.buildNodeLabelMap(finalData.nodes);
       const container = this.$refs.graphContainer;
-      console.log(container)
-      if (container!=null){
+
+      if (container != null) {
         const width = container.clientWidth || 800;
         const height = container.clientHeight || 600;
-        console.log(width)
-        console.log(height)
+
         const graph = new Graph({
           container,
           width,
           height,
+          plugins: [
+            {
+              type: 'toolbar',
+              key: 'g6-toolbar',
+              onClick: (id) => {
+                if (id === 'reset') this.localResetGraph();
+                else if (this.$refs.toolbarRef) this.$refs.toolbarRef.handleToolbarAction(id);
+              },
+              getItems: () => [
+                { id: 'zoom-in', value: 'zoom-in', title: '放大' },
+                { id: 'zoom-out', value: 'zoom-out', title: '缩小' },
+                { id: 'undo', value: 'undo', title: '撤销' },
+                { id: 'redo', value: 'redo', title: '重做' },
+                { id: 'auto-fit', value: 'auto-fit', title: '聚焦' },
+                { id: 'reset', value: 'reset', title: '重置' },
+                { id: 'export', value: 'export', title: '导出图谱' },
+              ],
+            },
+            { type: 'history', key: 'history' },
+          ],
           layout: {
-            type: 'force', // 力导向布局
-            gravity: 0.3,   // 重力系数，控制节点聚集程度
-            repulsion: 500, // 排斥力
-            attraction: 20,  // 吸引力
-            preventOverlap: true // 防止节点重叠
-
-
+            type: 'force',
+            gravity: 0.3,
+            repulsion: 500,
+            attraction: 20,
+            preventOverlap: true
           },
-          behaviors: [ 'zoom-canvas', 'drag-element',
-            'click-select','focus-element', {
+          behaviors: [
+            'zoom-canvas', 'drag-element', 'click-select', 'focus-element',
+            {
               type: 'hover-activate',
               degree: 1,
+              enable: (e) => e.target && e.target.id && e.action !== 'drag'
             },
             {
               type: 'drag-canvas',
               enable: (event) => event.shiftKey === false,
             },
-            {
-              type: 'brush-select',
-            },
+            { type: 'brush-select' },
           ],
-
           node: {
             style: {
-              // fill: (d) => {
-              //
-              //   const label = d.data?.type;
-              //   if (label === '疾病') return '#EF4444';   // 红
-              //   if (label === '药品'||label === '药物') return '#91cc75';      // 绿
-              //   if (label === '症状') return '#fac858';   // 橙
-              //   if (label === '检查') return '#336eee';   // 橙
-              //   return '#59d1d4';                            // 默认灰蓝
-              // },
-              // stroke: (d) => {
-              //   const label = d.data?.type;
-              //   if (label === '疾病') return '#B91C1C';
-              //   if (label === '药品'||label === '药物') return '#047857';
-              //   if (label === '检查') return '#1D4ED8';   // 橙
-              //   if (label === '症状') return '#B45309';
-              //   return '#40999b';
-              // },
+              fill: (d) => d.style?.fill,
+              stroke: (d) => d.style?.stroke,
+              size: (d) => d.style?.size,
+              lineWidth: (d) => d.style?.lineWidth,
               labelText: (d) => d.label,
               labelPlacement: 'center',
               labelWordWrap: true,
@@ -451,55 +508,37 @@ export default {
               labelMaxLines: 3,
               labelTextOverflow: 'ellipsis',
               labelTextAlign: 'center',
+              labelFill: (d) => d.style?.labelFill,
+              labelFontSize: (d) => d.style?.labelFontSize,
+              labelFontFamily: (d) => d.style?.labelFontFamily,
               opacity: 1
             },
             state: {
               active: {
-                lineWidth: 2,
-                shadowColor: '#ffffff',
-                shadowBlur: 10,
+                fill: (d) => d.style?.fill,
+                stroke: (d) => d.style?.stroke,
+                lineWidth: 3,
                 opacity: 1
               },
-              inactive: {
-                opacity: 0.3
-              },
-              normal:{
+              inactive: { opacity: 0.3 },
+              normal: {
+                fill: (d) => d.style?.fill,
+                stroke: (d) => d.style?.stroke,
                 opacity: 1
               }
-
-
             },
           },
-
           edge: {
             style: {
-              labelText: (d) => {
-                return d.data.label},
-              // stroke: (d) => {
-              //   const targetLabel = this._nodeLabelMap.get(d.source); // d.target 是目标节点 ID
-              //   if (targetLabel === '疾病') return 'rgba(239,68,68,0.5)';
-              //   if (targetLabel === '药品'||targetLabel === '药物') return 'rgba(145,204,117,0.5)';
-              //   if (targetLabel === '症状') return 'rgba(250,200,88,0.5)';
-              //   if (targetLabel === '检查') return 'rgba(51,110,238,0.5)';   // 橙
-              //   return 'rgba(89,209,212,0.5)'; // default
-              // },
-              // labelFill: (d) => {
-              //   // 获取 target 节点的 label
-              //   const targetLabel = this._nodeLabelMap.get(d.target); // d.target 是目标节点 ID
-              //   // 根据 target 节点类型返回对应浅色
-              //
-              //   if (targetLabel === 'Disease') return '#ff4444';
-              //   if (targetLabel === 'Drug') return '#2f9b70';
-              //   if (targetLabel === 'Symptom') return '#f89775';
-              //   return '#6b91ff'; // default
-              // }
-
+              stroke: (d) => d.style?.stroke,
+              lineWidth: (d) => d.style?.lineWidth,
+              endArrow: (d) => d.style?.endArrow,
+              labelText: (d) => d.data?.label,
+              labelFill: (d) => d.style?.labelFill,
+              labelFontSize: (d) => d.style?.labelFontSize,
             },
             state: {
-              selected: {
-                stroke: '#1890FF',
-                lineWidth: 2,
-              },
+              selected: { stroke: '#1890FF', lineWidth: 2 },
               highlight: {
                 halo: true,
                 haloStroke: '#1890FF',
@@ -508,36 +547,22 @@ export default {
                 lineWidth: 3,
                 opacity: 1
               },
-              inactive: {
-                opacity: 0.3
-              },
-              normal:{
-                opacity: 1
-              }
-
+              inactive: { opacity: 0.3 },
+              normal: { opacity: 1 }
             },
-
           },
-          data:updatedData,
-
-
+          data: finalData,
         });
 
         graph.render();
-        this._graph = graph
-        this._graph?.fitView()
+        this._graph = graph;
+        this._graph?.fitView();
       }
-
-
     },
-
   },
-
 };
 </script>
 <style scoped>
-
-
 .medical-qa-container {
   padding: 25px;
   background-color: #F6F9FF;
@@ -724,4 +749,29 @@ export default {
 .dot-2 { animation-delay: -0.2s; }
 .dot-3 { animation-delay: 0s; }
 .dot-4 { animation-delay: 0.2s; }
+
+.knowledge-graph {
+  position: relative; /* 必须！否则工具栏会飘走 */
+  flex: 1;
+  height: 100%;
+  background-color: white;
+  border-radius: 16px;
+  padding: 20px;
+  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
+  overflow: hidden; /* 保证工具栏不超出边界 */
+}
+
+/* 确保图谱容器铺满 */
+.graph-container {
+  width: 100%;
+  height: 100%;
+}
+
+:deep(.custom-graph-toolbar) {
+  position: absolute !important; /* 强制绝对定位 */
+  top: 30px !important;
+  right: 30px !important;
+  z-index: 9999 !important; /* 确保层级最高 */
+  display: inline-flex !important;
+}
 </style>
\ No newline at end of file
diff --git a/vue/src/system/KGData.vue b/vue/src/system/KGData.vue
index 868823a..cf7aedb 100644
--- a/vue/src/system/KGData.vue
+++ b/vue/src/system/KGData.vue
@@ -84,8 +84,8 @@
               </div>
               <div class="filter-btns">
                 <el-button type="primary" class="btn-search-ref" @click="handleNodeSearch">搜索</el-button>
-                <el-button type="primary"  class="btn-import" @click="">导入</el-button>
-                <el-button type="primary" class="btn-export" @click="">导出</el-button>
+                <el-button type="primary" class="btn-import" @click="triggerImport('node')">导入</el-button>
+                <el-button type="warning" class="btn-export" @click="handleExport('node')">导出</el-button>
                 <el-button class="btn-orange" @click="openNodeDialog(null)">新增节点</el-button>
               </div>
             </div>
@@ -178,6 +178,8 @@
               </div>
               <div class="filter-btns">
                 <el-button type="primary" class="btn-search-ref" @click="handleRelSearch">查询</el-button>
+                <el-button type="primary" class="btn-import" @click="triggerImport('rel')">导入</el-button>
+                <el-button type="warning" class="btn-export" @click="handleExport('rel')">导出</el-button>
                 <el-button class="btn-orange" @click="openRelDialog(null)">新增关系</el-button>
               </div>
             </div>
@@ -222,7 +224,90 @@
       </div>
     </main>
 
-    <el-dialog v-model="detailVisible" title="数据详情" style="    border-radius: 7px;" width="550px" destroy-on-close header-class="bold-header">
+    <input type="file" ref="fileInput" style="display: none" accept=".json" @change="handleFileChange"/>
+
+    <el-dialog v-model="importDialogVisible" title="批量导入预检报告" width="550px" class="custom-dialog"
+               :close-on-click-modal="false" header-class="bold-header">
+      <div style="display: flex; gap: 16px; padding: 10px 5px;">
+        <div style="flex-shrink: 0; padding-top: 2px;">
+          <el-icon v-if="importStep === 'report'" :size="28"
+                   :color="importReport.conflicts.length > 0 ? '#e6a23c' : '#67c23a'">
+            <WarningFilled v-if="importReport.conflicts.length > 0"/>
+            <SuccessFilled v-else/>
+          </el-icon>
+          <el-icon v-else class="is-loading" :size="28" color="#165dff">
+            <Loading/>
+          </el-icon>
+        </div>
+
+        <div style="flex: 1;">
+          <div v-if="importStep === 'checking'">
+            <p style="margin: 0; font-size: 16px; font-weight: bold; color: #303133;">正在分析数据冲突...</p>
+            <p style="margin: 8px 0 0; font-size: 14px; color: #606266;">系统正在检查 JSON 文件中的重复数据。</p>
+          </div>
+
+          <div v-else-if="importStep === 'report'">
+            <p style="margin: 0; font-size: 16px; font-weight: bold; color: #303133;">
+              <span v-if="importReport.invalid.length > 0" style="color: #f56c6c">检测到非法数据</span>
+              <span v-else-if="importReport.conflicts.length > 0" style="color: #e6a23c">检测到数据冲突</span>
+              <span v-else style="color: #67c23a;">预检通过</span>
+            </p>
+
+            <p style="margin: 8px 0 15px; font-size: 14px; color: #606266; line-height: 1.6;">
+              本次导入包含 {{ importReport.summary.total }} 条数据。
+              <span v-if="importReport.invalid.length > 0">
+      其中 <b style="color: #f56c6c">{{ importReport.invalid.length }}</b> 条数据由于节点不存在无法导入。
+    </span>
+              <span v-if="importReport.conflicts.length > 0">
+      另有 <b style="color: #e6a23c">{{ importReport.conflicts.length }}</b> 条已存在。
+    </span>
+              <span v-if="importReport.summary.valid > 0" style="color: #67c23a;">
+      可导入 <b>{{ importReport.summary.valid }}</b> 条。
+    </span>
+            </p>
+
+            <div style="background: #f8f9fb; padding: 10px; border-radius: 6px; margin-bottom: 15px;">
+              <span style="font-size: 13px; font-weight: bold; color: #606266; margin-right: 10px;">处理策略:</span>
+              <el-radio-group v-model="importMode" size="small">
+                <el-radio label="skip">跳过重复</el-radio>
+                <el-radio label="update">覆盖更新</el-radio>
+              </el-radio-group>
+            </div>
+
+            <el-table :data="importReport.conflicts.slice(0, 5)" border size="small"
+                      style="width: 100%; font-size: 12px;">
+              <el-table-column :prop="importType === 'node' ? 'nodeId' : 'source'"
+                               :label="importType === 'node' ? 'ID' : '起点'" show-overflow-tooltip/>
+              <el-table-column :prop="importType === 'node' ? 'name' : 'target'"
+                               :label="importType === 'node' ? '名称' : '终点'" show-overflow-tooltip/>
+              <el-table-column
+                  v-if="importReport.invalid.length > 0"
+                  prop="reason"
+                  label="异常原因"
+                  width="180"
+                  style="color: #f56c6c"
+              />
+            </el-table>
+          </div>
+
+          <div v-else-if="importStep === 'uploading'">
+            <p style="margin: 0 0 10px; font-weight: bold;">正在写入数据库...</p>
+            <el-progress :percentage="importProgress" :stroke-width="15" striped striped-flow/>
+          </div>
+        </div>
+      </div>
+
+      <template #footer>
+        <div class="dialog-footer-wrap" v-if="importStep === 'report'">
+          <el-button class="btn-cancel" @click="importDialogVisible = false">取消导入</el-button>
+          <el-button class="btn-confirm" type="primary" @click="startBatchImport"
+                     :disabled="importReport.summary.valid === 0" >{{ importReport.summary.valid === 0 ? '无有效数据' : '开始导入' }}</el-button>
+        </div>
+      </template>
+    </el-dialog>
+
+    <el-dialog v-model="detailVisible" title="数据详情" style="border-radius: 7px;" width="550px" destroy-on-close
+               header-class="bold-header">
       <el-descriptions :column="1" border>
         <el-descriptions-item label="系统 ID (ElementId)">{{ currentDetail.id }}</el-descriptions-item>
         <template v-if="detailType === 'node'">
@@ -248,7 +333,8 @@
           <el-input v-model="nodeForm.name" placeholder="请输入实体名称" clearable/>
         </el-form-item>
         <el-form-item label="标签" required>
-          <el-select class="label-select" v-model="nodeForm.label" filterable placeholder="请选择标签" style="width: 100%">
+          <el-select class="label-select" v-model="nodeForm.label" filterable placeholder="请选择标签"
+                     style="width: 100%">
             <el-option v-for="item in dynamicLabels" :key="item" :label="translateToChinese(item)" :value="item"/>
           </el-select>
         </el-form-item>
@@ -310,66 +396,44 @@
 
 <script setup>
 import {ref, onMounted, reactive, computed} from 'vue'
-import {ElMessage, ElMessageBox} from 'element-plus'
+import {ElMessage, ElMessageBox, ElLoading} from 'element-plus'
 import Menu from '@/components/Menu.vue'
 import {
   getKgStats, getLabels, getRelationshipTypes, getNodeSuggestions, getNodesList, getRelationshipsList,
   addNode, updateNode, addRelationship, updateRelationship, deleteNode, deleteRelationship,
-  fixNodeIds
+  fixNodeIds,
+  exportNodes, exportRelationships,
+  precheckNodes, executeImportNodes,
+  precheckRelationships, executeImportRelationships
 } from '@/api/data'
 import {preload} from "@/api/graph";
 
-// --- 映射字典 (作为兜底和基础映射) ---
+// --- 映射字典 ---
 const CHINESE_TO_ENGLISH_LABEL = {
-  "疾病": "Disease",
-  "症状": "Symptom",
-  "检查项目": "AuxiliaryExamination",
-  "药物": "Drug",
-  "手术": "Operation",
-  "解剖部位": "CheckSubject",
-  "并发症": "Complication",
-  "诊断": "Diagnosis",
-  "治疗": "Treatment",
-  "辅助治疗": "AdjuvantTherapy",
-  "不良反应": "adverseReactions",
-  "检查": "Check",
-  "科室": "Department",
-  "疾病部位": "DiseaseSite",
-  "相关疾病": "RelatedDisease",
-  "相关症状": "RelatedSymptom",
-  "传播途径": "SpreadWay",
-  "阶段": "Stage",
-  "药物分类": "Subject",
-  "症状与体征": "SymptomAndSign",
-  "治疗方案": "TreatmentPrograms",
-  "类型": "Type",
-  "原因": "Cause",
-  "属性": "Attribute",
-  "指示/适应症": "Indications",
-  "成分": "Ingredients",
-  "病原学": "Pathogenesis",
-  "病理类型": "PathologicalType",
-  "发病机制": "Pathophysiology",
-  "注意事项": "Precautions",
-  "预后": "Prognosis",
-  "预后生存时间": "PrognosticSurvivalTime",
-  "疾病比率": "DiseaseRatio",
-  "药物治疗": "DrugTherapy",
-  "感染性": "Infectious",
-  "关联实体":"RelatedTo",
-  "人群分组":"MultipleGroups",
-  "发病率":"DiseaseRate"
+  "疾病": "Disease", "症状": "Symptom", "检查项目": "AuxiliaryExamination", "药物": "Drug", "手术": "Operation",
+  "解剖部位": "CheckSubject", "并发症": "Complication", "诊断": "Diagnosis", "治疗": "Treatment",
+  "辅助治疗": "AdjuvantTherapy", "不良反应": "adverseReactions", "检查": "Check", "部门": "Department",
+  "疾病部位": "DiseaseSite", "相关疾病": "RelatedDisease", "相关症状": "RelatedSymptom", "传播途径": "SpreadWay",
+  "阶段": "Stage", "药物分类": "Subject", "症状与体征": "SymptomAndSign", "治疗方案": "TreatmentPrograms",
+  "类型": "Type", "原因": "Cause", "属性": "Attribute", "指示/适应症": "Indications", "成分": "Ingredients",
+  "病原学": "Pathogenesis", "病理类型": "PathologicalType", "发病机制": "Pathophysiology", "注意事项": "Precautions",
+  "预后": "Prognosis", "预后生存时间": "PrognosticSurvivalTime", "疾病比率": "DiseaseRatio", "药物治疗": "DrugTherapy",
+  "感染性": "Infectious", "关联实体": "RelatedTo", "人群分组": "MultipleGroups", "发病率": "DiseaseRate"
 };
 
+// 动态获取的关系类型映射
 const dynamicRelTypes = ref([]);
 const dynamicLabels = ref([]);
 
+// 核心：翻译字典逻辑
 const ENGLISH_TO_CHINESE = computed(() => {
   const map = {};
+  // 1. 基础字典映射
   for (const [chi, eng] of Object.entries(CHINESE_TO_ENGLISH_LABEL)) {
     map[eng] = chi;
     map[eng.toLowerCase()] = chi;
   }
+  // 2. 数据库动态获取的映射 (优先级更高)
   dynamicRelTypes.value.forEach(item => {
     map[item.type] = item.label;
   });
@@ -399,6 +463,7 @@ const relTotal = ref(0);
 const relPage = ref(1);
 const relSearch = reactive({source: '', target: '', type: ''});
 
+// --- 弹窗控制 ---
 const nodeDialogVisible = ref(false);
 const relDialogVisible = ref(false);
 const detailVisible = ref(false);
@@ -406,10 +471,25 @@ const detailType = ref('node');
 const currentDetail = ref({});
 const isEdit = ref(false);
 
+// --- 表单数据 ---
 const nodeForm = reactive({id: '', name: '', label: ''});
 const relForm = reactive({id: '', source: '', target: '', type: '', label: ''});
 
-// --- 分页切换处理逻辑 ---
+// --- 批量导入状态 ---
+const fileInput = ref(null);
+const importDialogVisible = ref(false);
+const importType = ref('node');
+const importStep = ref('checking');
+const importProgress = ref(0);
+const importMode = ref('skip');
+const importRawData = ref([]);
+const importReport = reactive({
+  conflicts: [],
+  invalid: [],
+  summary: {total: 0, valid: 0, conflict: 0}
+});
+
+// 分页处理
 const handleNodeSizeChange = (val) => {
   pageSize.value = val;
   nodePage.value = 1;
@@ -424,9 +504,11 @@ const handleRelSizeChange = (val) => {
 
 // --- 数据抓取逻辑 ---
 const fetchAllMetadata = async () => {
+  // 获取全量节点标签
   getLabels().then(res => {
     if (res?.code === 200) dynamicLabels.value = res.data;
   });
+  // 获取全量关系类型
   getRelationshipTypes().then(res => {
     if (res?.code === 200) dynamicRelTypes.value = res.data;
   });
@@ -460,8 +542,8 @@ const fetchNodes = async () => {
       label: nodeSearch.label || null
     });
     if (res?.code === 200) {
-      nodeData.value = res.data.items;
-      nodeTotal.value = res.data.total;
+      nodeData.value = res.data.items || res.data || [];
+      nodeTotal.value = res.count || res.data.total || 0;
     }
   } catch (e) {
     ElMessage.error('加载节点失败');
@@ -470,31 +552,52 @@ const fetchNodes = async () => {
   }
 };
 
+/**
+ * 关系列表解析逻辑
+ */
 const fetchRels = async () => {
   loading.value = true;
   try {
     const res = await getRelationshipsList({
-      page: relPage.value,
-      pageSize: pageSize.value,
-      source: relSearch.source?.trim() || null,
-      target: relSearch.target?.trim() || null,
-      type: relSearch.type || null // 此时 type 已经是英文
+      page: relPage.value, pageSize: pageSize.value,
+      source: relSearch.source?.trim() || null, target: relSearch.target?.trim() || null,
+      type: relSearch.type || null
     });
+
     if (res?.code === 200) {
-      relData.value = res.data.items;
-      relTotal.value = res.data.total;
+      const rawList = Array.isArray(res.data) ? res.data : (res.data.items || []);
+      relData.value = rawList.map(pathItem => {
+        const segment = (pathItem.segments && pathItem.segments.length > 0) ? pathItem.segments[0] : null;
+        const relObj = segment ? segment.relationship : null;
+
+        if (relObj) {
+          return {
+            id: relObj.elementId || relObj.identity,
+            elementId: relObj.elementId,
+            source: pathItem.start?.properties?.name || pathItem.start?.name || '未知',
+            target: pathItem.end?.properties?.name || pathItem.end?.name || '未知',
+            type: relObj.type,
+            label: relObj.properties?.label || relObj.label || relObj.type,
+            properties: relObj.properties || {}
+          };
+        }
+        return pathItem;
+      });
+      relTotal.value = res.count !== undefined ? res.count : (res.data.total || 0);
     }
   } catch (e) {
+    console.error("关系解析异常:", e);
     ElMessage.error('加载关系失败');
   } finally {
     loading.value = false;
   }
 };
 
+// 弹窗与提交
 const openNodeDialog = (row = null) => {
   isEdit.value = !!row;
   if (row) {
-    Object.assign(nodeForm, {id: row.id, name: row.name, label: row.labels?.[0] || ''});
+    Object.assign(nodeForm, {id: row.elementId || row.id, name: row.name, label: row.labels?.[0] || ''});
   } else {
     Object.assign(nodeForm, {id: '', name: '', label: ''});
   }
@@ -515,6 +618,8 @@ const submitNode = async () => {
       fetchAllMetadata(); // 刷新标签
       preload();
       fetchAllMetadata();
+      fetchAllMetadata();
+      if (typeof preload === 'function') preload();
     } else {
       ElMessage.error(res?.msg || '操作失败');
     }
@@ -529,11 +634,11 @@ const openRelDialog = (row = null) => {
   isEdit.value = !!row;
   if (row) {
     Object.assign(relForm, {
-      id: row.id,
+      id: row.elementId || row.id,
       source: row.source,
       target: row.target,
       type: row.type,
-      label: row.label || ''
+      label: row.label || row.type
     });
   } else {
     Object.assign(relForm, {id: '', source: '', target: '', type: '', label: ''});
@@ -565,14 +670,13 @@ const submitRel = async () => {
 
 const handleDelete = (row, type) => {
   ElMessageBox.confirm('确定要删除吗？', '提示', {
-    customClass: 'my-custom-btns', // 自定义类名
-    confirmButtonText: '确认',
-    cancelButtonText: '取消'
+    confirmButtonText: '确认', cancelButtonText: '取消', type: 'warning'
   }).then(async () => {
-    const res = type === 'node' ? await deleteNode(row.id) : await deleteRelationship(row.id);
+    const targetId = row.elementId || row.id;
+    const res = type === 'node' ? await deleteNode(targetId) : await deleteRelationship(targetId);
     if (res?.code === 200) {
       ElMessage.success('删除成功');
-      preload();
+      if (typeof preload === 'function') preload();
       type === 'node' ? fetchNodes() : fetchRels();
       fetchStats();
       fetchAllMetadata();
@@ -604,18 +708,12 @@ const handleRelSearch = () => {
  * 重点：将当前 nodeSearch.label 传给后端
  */
 const queryNodeSearch = async (queryString, cb) => {
-  // 条件拦截：没有标签 且 没有输入内容
-  if (!nodeSearch.label && !queryString?.trim()) {
-    return cb([]);
-  }
-
+  const currentLabel = activeName.value === 'first' ? nodeSearch.label : null;
+  if (!currentLabel && !queryString?.trim()) return cb([]);
   try {
-    // 【核心改动】：传递 nodeSearch.label 到后端接口
-    const res = await getNodeSuggestions(queryString || "", nodeSearch.label || null);
+    const res = await getNodeSuggestions(queryString || "", currentLabel);
     if (res?.code === 200) {
-      // 后端返回的是字符串数组，转成组件需要的对象数组格式
-      const results = (res.data || []).map(n => ({value: n}));
-      cb(results);
+      cb((res.data || []).map(n => ({value: n})));
     } else {
       cb([]);
     }
@@ -625,10 +723,157 @@ const queryNodeSearch = async (queryString, cb) => {
   }
 };
 
-const handleView = (row, type) => {
-  detailType.value = type;
-  currentDetail.value = {...row};
-  detailVisible.value = true;
+/**
+ * 导出功能 - 增加了二次确认弹窗
+ */
+const handleExport = async (type) => {
+  const typeText = type === 'node' ? '节点' : '关系';
+
+  // 1. 弹出确认框防止误触
+  ElMessageBox.confirm(
+      `确定要导出当前的${typeText}数据吗？若数据量较大可能需要一定处理时间。`,
+      '导出确认',
+      {
+        confirmButtonText: '立即导出',
+        cancelButtonText: '取消',
+        type: 'info',
+      }
+  ).then(async () => {
+    // 2. 用户点击确认后执行
+    const loadingInstance = ElLoading.service({
+      text: `正在导出${typeText}数据...`,
+      background: 'rgba(0, 0, 0, 0.7)'
+    });
+
+    try {
+      let res;
+      let fileName = '';
+      if (type === 'node') {
+        res = await exportNodes({
+          name: nodeSearch.name?.trim() || null,
+          label: nodeSearch.label || null
+        });
+        fileName = `KG_Nodes_${Date.now()}.json`;
+      } else {
+        res = await exportRelationships({
+          source: relSearch.source?.trim() || null,
+          target: relSearch.target?.trim() || null,
+          type: relSearch.type || null
+        });
+        fileName = `KG_Rels_${Date.now()}.json`;
+      }
+
+      if (res?.code === 200 && res.data) {
+        const blob = new Blob([JSON.stringify(res.data, null, 2)], {type: "application/json"});
+        const url = URL.createObjectURL(blob);
+        const link = document.createElement("a");
+        link.href = url;
+        link.download = fileName;
+        document.body.appendChild(link); // 将链接添加到DOM
+        link.click();
+        document.body.removeChild(link); // 下载后移除
+        URL.revokeObjectURL(url);
+        ElMessage.success(`${typeText}导出完成`);
+      } else {
+        ElMessage.error(res?.msg || '导出失败');
+      }
+    } catch (error) {
+      console.error('导出异常:', error);
+      ElMessage.error('导出异常');
+    } finally {
+      loadingInstance.close();
+    }
+  }).catch(() => {
+    // 用户点击取消，不执行导出
+  });
+};
+
+// 批量导入逻辑
+const triggerImport = (type) => {
+  importType.value = type;
+  if (fileInput.value) fileInput.value.click();
+};
+
+const handleFileChange = async (e) => {
+  const file = e.target.files[0];
+  if (!file) return;
+  const reader = new FileReader();
+  reader.onload = async (event) => {
+    try {
+      const json = JSON.parse(event.target.result);
+      let dataList = [];
+      if (importType.value === 'node') {
+        dataList = Array.isArray(json) ? json : (json.nodes || []);
+        dataList = dataList.map(
+            item =>
+            {
+              // 如果 label 在映射表里有对应的英文，就替换它，否则保持原样
+              const
+                  mappedLabel = CHINESE_TO_ENGLISH_LABEL[item.label] || item.label;
+              return {
+                ...item,
+                label: mappedLabel
+              };
+            });
+      } else {
+        dataList = Array.isArray(json) ? json : (json.relationships || json.rels || []);
+      }
+
+      if (dataList.length === 0) return ElMessage.error("数据为空");
+      importRawData.value = dataList;
+      importDialogVisible.value = true;
+      importStep.value = 'checking';
+
+      const res = importType.value === 'node' ? await precheckNodes(dataList) : await precheckRelationships(dataList);
+      if (res?.code === 200) {
+        Object.assign(importReport, {
+          conflicts: res.data.conflicts || [],
+          invalid: res.data.invalid || [],
+          summary: res.data.summary || {total: dataList.length}
+        });
+        importStep.value = 'report';
+      } else {
+        ElMessage.error(res?.msg || "检查失败");
+        importDialogVisible.value = false;
+      }
+    } catch (err) {
+      ElMessage.error("文件解析失败");
+    } finally {
+      e.target.value = '';
+    }
+  };
+  reader.readAsText(file);
+};
+
+const startBatchImport = async () => {
+  if (importReport.summary.valid === 0) {
+    ElMessage.error("无有效数据可导入，请检查节点是否存在或数据格式。");
+    return;
+  }
+  importStep.value = 'uploading';
+  importProgress.value = 0;
+  const total = importRawData.value.length;
+  const chunkSize = 1000;
+  try {
+    for (let i = 0; i < total; i += chunkSize) {
+      const chunk = importRawData.value.slice(i, i + chunkSize);
+      const res = importType.value === 'node' ? await executeImportNodes(chunk, importMode.value) : await executeImportRelationships(chunk, importMode.value);
+      if (res?.code === 200) {
+        importProgress.value = Math.min(Math.round(((i + chunkSize) / total) * 100), 100);
+      } else {
+        throw new Error(res?.msg || "执行失败");
+      }
+    }
+    ElMessage.success(`导入成功`);
+    importDialogVisible.value = false;
+    fetchStats();
+    fetchAllMetadata();
+    if (typeof preload === 'function') preload();
+    activeName.value === 'first' ? fetchNodes() : fetchRels();
+  } catch (err) {
+    ElMessageBox.alert(`错误：${err.message}`);
+    importDialogVisible.value = false;
+  }
 };
 
 onMounted(() => {
@@ -665,68 +910,233 @@ onMounted(() => {
 .input-group-inline :deep(.el-select__wrapper){
   box-shadow: none !important;
 }
-:deep(.input-group-inline .el-autocomplete .el-input__wrapper){
+
+:deep(.input-group-inline .el-autocomplete .el-input__wrapper) {
   box-shadow: none !important;
 }
-:deep(.label-select .el-autocomplete .el-input__wrapper.is-focus){
+
+:deep(.label-select .el-autocomplete .el-input__wrapper.is-focus) {
   box-shadow: none !important;
 }
-:deep(.label-select .el-autocomplete .el-input__wrapper:hover){
+
+:deep(.label-select .el-autocomplete .el-input__wrapper:hover) {
   box-shadow: none !important;
 }
-:deep(.el-form-item__content){box-shadow: 0 0 0 2px #EBF0FF;border: none;border-radius: 5px; }
-.label-select {box-shadow: 0 0 0 2px #EBF0FF;border: none;border-radius: 5px; }
-.btn-search-ref { background: #165dff !important; border-radius: 8px; height: 38px; }
-
-.btn-import { background: rgb(145, 204, 117) !important; border-radius: 8px; height: 38px;border: none }
-.btn-export { background: rgb(89, 209, 212) !important; border-radius: 8px; height: 38px;border: none }
-.btn-orange { background: #ffb142 !important; color: white !important; border-radius: 8px; height: 38px; border: none !important; }
-.table-compact { box-shadow: 0 4px 20px rgba(22, 93, 255, 0.08); overflow: hidden; }
-.ref-table :deep(.el-table__header) th { background-color: #e8f0ff !important; color: #2869ff; font-weight: 700; }
-.op-group { display: flex; gap: 8px; justify-content: center; }
-.ref-op-btn { border: none !important; color: white !important; padding: 6px 14px !important; border-radius: 8px !important; }
-.ref-op-btn.edit { background-color: #4379ff !important; }
-.ref-op-btn.delete { background-color: #ff6060 !important; }
-.ref-op-btn.view { background-color: #ffb142 !important; }
-.pagination-footer { margin-top: 20px; display: flex; justify-content: flex-end; }
-:deep(.bold-header) {  margin-right: 0 !important; display: flex !important; justify-content: flex-start !important; }
-:deep(.bold-header .el-dialog__title) { color: #303133 !important;font-weight: 900 !important;padding:5px;margin-bottom: 10px; font-size: 19px !important;}
-.custom-form :deep(.el-form-item__label) { color: #606266 !important;font-size: 16px !important; }
-.custom-form :deep(.el-input) {box-shadow: 0 0 0 2px #EBF0FF;border: none;border-radius: 5px;}
-.custom-form :deep(.el-select__wrapper){
+
+:deep(.el-form-item__content) {
+  box-shadow: 0 0 0 2px #EBF0FF;
+  border: none;
+  border-radius: 5px;
+}
+
+.label-select {
+  box-shadow: 0 0 0 2px #EBF0FF;
+  border: none;
+  border-radius: 5px;
+}
+
+.btn-search-ref {
+  background: #165dff !important;
+  border-radius: 8px;
+  height: 38px;
+}
+
+.btn-import {
+  background: rgb(145, 204, 117) !important;
+  border-radius: 8px;
+  height: 38px;
+  border: none
+}
+
+.btn-export {
+  background: rgb(89, 209, 212) !important;
+  border-radius: 8px;
+  height: 38px;
+  border: none
+}
+
+.btn-orange {
+  background: #ffb142 !important;
+  color: white !important;
+  border-radius: 8px;
+  height: 38px;
+  border: none !important;
+}
+
+.table-compact {
+  box-shadow: 0 4px 20px rgba(22, 93, 255, 0.08);
+  overflow: hidden;
+}
+
+.ref-table :deep(.el-table__header) th {
+  background-color: #e8f0ff !important;
+  color: #2869ff;
+  font-weight: 700;
+}
+
+.op-group {
+  display: flex;
+  gap: 8px;
+  justify-content: center;
+}
+
+.ref-op-btn {
+  border: none !important;
+  color: white !important;
+  padding: 6px 14px !important;
+  border-radius: 8px !important;
+}
+
+.ref-op-btn.edit {
+  background-color: #4379ff !important;
+}
+
+.ref-op-btn.delete {
+  background-color: #ff6060 !important;
+}
+
+.ref-op-btn.view {
+  background-color: #ffb142 !important;
+}
+
+.pagination-footer {
+  margin-top: 20px;
+  display: flex;
+  justify-content: flex-end;
+}
+
+:deep(.bold-header) {
+  margin-right: 0 !important;
+  display: flex !important;
+  justify-content: flex-start !important;
+}
+
+:deep(.bold-header .el-dialog__title) {
+  color: #303133 !important;
+  font-weight: 900 !important;
+  padding: 5px;
+  margin-bottom: 10px;
+  font-size: 19px !important;
+}
+
+.custom-form :deep(.el-form-item__label) {
+  color: #606266 !important;
+  font-size: 16px !important;
+}
+
+.custom-form :deep(.el-input) {
+  box-shadow: 0 0 0 2px #EBF0FF;
+  border: none;
+  border-radius: 5px;
+}
+
+.custom-form :deep(.el-select__wrapper) {
   box-shadow: none !important;
 }
-.custom-form :deep(.el-input__wrapper){
+
+.custom-form :deep(.el-input__wrapper) {
   box-shadow: none !important;
 }
-:deep(.custom-form .el-input__wrapper.is-focus){
+
+:deep(.custom-form .el-input__wrapper.is-focus) {
   box-shadow: none !important;
 }
-:deep(.custom-form .el-input__wrapper:hover){
+
+:deep(.custom-form .el-input__wrapper:hover) {
   box-shadow: none !important;
 }
-.dialog-footer-wrap { display: flex; justify-content: flex-end; gap: 15px;  }
-.btn-cancel { background-color: #e6e6e6 !important; border: none !important; color: #444 !important; padding: 18px 20px !important; font-weight: 500; }
-.btn-confirm { background-color: #165dff !important; border: none !important; padding: 18px 20px !important; font-weight: 500; }
-.animate-fade { animation: fadeIn 0.4s ease-out; }
-.pagination-custom-text{color: #86909c}
-:deep(.el-select__placeholder){color: #606266}
-:deep(.el-pagination__sizes .el-select__wrapper){box-shadow: 0 0 0 2px #EBF0FF;}
-:deep(.el-pagination.is-background .el-pager li.is-active){background-color: #165DFF;}
+
+.dialog-footer-wrap {
+  display: flex;
+  justify-content: flex-end;
+  gap: 15px;
+}
+
+.btn-cancel {
+  background-color: #e6e6e6 !important;
+  border: none !important;
+  color: #444 !important;
+  padding: 18px 20px !important;
+  font-weight: 500;
+}
+
+.btn-confirm {
+  background-color: #165dff !important;
+  border: none !important;
+  padding: 18px 20px !important;
+  font-weight: 500;
+}
+
+.animate-fade {
+  animation: fadeIn 0.4s ease-out;
+}
+
+.pagination-custom-text {
+  color: #86909c
+}
+
+:deep(.el-select__placeholder) {
+  color: #606266
+}
+
+:deep(.el-pagination__sizes .el-select__wrapper) {
+  box-shadow: 0 0 0 2px #EBF0FF;
+}
+
+:deep(.el-pagination.is-background .el-pager li.is-active) {
+  background-color: #165DFF;
+}
+
 :deep(.el-pager li.is-active) {
   color: #fff !important;
 }
-:deep(.el-dialog){border-radius: 7px}
 
-:deep(.el-input__inner) {color:#606266}
-:deep(.el-pagination .btn-next:hover){color: #165DFF !important;}
-:deep(.el-pagination .btn-prev:hover){color: #165DFF !important;}
-.pagination-footer :deep(.el-pagination .el-input__inner){box-shadow: 0 0 0 2px #EBF0FF;border-radius: 5px; }
-.pagination-footer :deep(.el-input__wrapper){  box-shadow: none !important;}
-@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
+:deep(.el-dialog) {
+  border-radius: 7px
+}
+
+:deep(.el-input__inner) {
+  color: #606266
+}
+
+:deep(.el-pagination .btn-next:hover) {
+  color: #165DFF !important;
+}
+
+:deep(.el-pagination .btn-prev:hover) {
+  color: #165DFF !important;
+}
+
+:deep(.custom-dialog .el-dialog__footer) {
+  padding: 15px 25px 20px !important;
+}
+
+:deep(.custom-dialog .el-dialog__body) {
+  padding: 10px 25px 15px !important;
+}
+
+.pagination-footer :deep(.el-pagination .el-input__inner) {
+  box-shadow: 0 0 0 2px #EBF0FF;
+  border-radius: 5px;
+}
+
+.pagination-footer :deep(.el-input__wrapper) {
+  box-shadow: none !important;
+}
+
+@keyframes fadeIn {
+  from {
+    opacity: 0;
+    transform: translateY(5px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
 </style>
 <style>
-.el-popper .el-select-dropdown__item.is-selected{
+.el-popper .el-select-dropdown__item.is-selected {
   color: #165DFF !important;
   font-weight: bold;
   color: #165dff;
@@ -803,8 +1213,20 @@ onMounted(() => {
   border-radius: 8px 8px 0 0;
 }
 
-.my-custom-btns .el-button:not(.el-button--primary){ background-color: #e6e6e6 !important; border: none !important; color: #444 !important; padding: 18px 20px !important; font-weight: 500; }
-.my-custom-btns .el-button--primary { background-color: #165dff !important; border: none !important; padding: 18px 20px !important; font-weight: 500; }
+.my-custom-btns .el-button:not(.el-button--primary) {
+  background-color: #e6e6e6 !important;
+  border: none !important;
+  color: #444 !important;
+  padding: 18px 20px !important;
+  font-weight: 500;
+}
+
+.my-custom-btns .el-button--primary {
+  background-color: #165dff !important;
+  border: none !important;
+  padding: 18px 20px !important;
+  font-weight: 500;
+}
 
 .data-card-container {
   background: #ffffff;