增加渲染节点功能，优化工具操作和样式

src/components/olmap/core/Controls/Toolbar.tsx

@@ -1,4 +1,4 @@
-import React, { useState, useEffect, useCallback } from "react";
+import React, { useState, useEffect, useCallback, useRef } from "react";
 import { useData, useMap } from "../MapComponent";
 import ToolbarButton from "@/components/olmap/common/ToolbarButton";
 import InfoOutlinedIcon from "@mui/icons-material/InfoOutlined";
@@ -24,6 +24,7 @@ import StyleLegend from "./StyleLegend"; // 引入图例组件
 import { handleMapClickSelectFeatures as mapClickSelectFeatures, queryFeaturesByIds } from "@/utils/mapQueryService";
 import { useNotification } from "@refinedev/core";
 import { useChatToolActionHandler } from "@/hooks/useChatToolActionHandler";
+import { applyJunctionAreaRender } from "@components/olmap/DMALeakDetection/applyJunctionAreaRender";
 
 import { config } from "@/config/config";
 import { apiFetch } from "@/lib/apiFetch";
@@ -81,8 +82,16 @@ const Toolbar: React.FC<ToolbarProps> = ({
     startTime?: string;
     endTime?: string;
   } | null>(null);
+  const chatJunctionRenderCleanupRef = useRef<(() => void) | null>(null);
 
-  // Wire up chat tool actions (locate, view_history, view_scada)
+  const disposeChatJunctionRender = useCallback(() => {
+    chatJunctionRenderCleanupRef.current?.();
+    chatJunctionRenderCleanupRef.current = null;
+  }, []);
+
+  useEffect(() => () => disposeChatJunctionRender(), [disposeChatJunctionRender]);
+
+  // Wire up chat tool actions (locate, view_history, view_scada, render_junctions)
   useChatToolActionHandler(
     useCallback(
       (action) => {
@@ -161,9 +170,29 @@ const Toolbar: React.FC<ToolbarProps> = ({
             });
             break;
           }
+          case "render_junctions": {
+            disposeChatJunctionRender();
+
+            if (Object.keys(action.nodeAreaMap).length === 0) {
+              break;
+            }
+
+            if (map) {
+              chatJunctionRenderCleanupRef.current = applyJunctionAreaRender(
+                map,
+                {
+                  nodeAreaMap: action.nodeAreaMap,
+                  areaIds: action.areaIds,
+                  areaColors: action.areaColors,
+                },
+                { propertyKey: "chat_junction_render_index" },
+              );
+            }
+            break;
+          }
         }
       },
-      [map],
+      [disposeChatJunctionRender, map],
     ),
   );