refactor(OspfToolsPage): rename and restructure optimal cost hints to probability map for improved clarity and functionality

frontend/src/OspfToolsPage.jsx

@@ -76,7 +76,7 @@ function buildOspfTemplatesFromRouterResults(routerResults = [], servers = []) {
   return Array.from(byComposite.values());
 }
 
-function buildOptimalCostHints(routeOptimizerData, servers = []) {
+function buildOptimizerProbabilityMap(routeOptimizerData, servers = []) {
   const homes = Array.isArray(routeOptimizerData?.homes) ? routeOptimizerData.homes : [];
   const byRef = new Map();
   (servers || []).forEach((server) => {
@@ -85,7 +85,7 @@ function buildOptimalCostHints(routeOptimizerData, servers = []) {
       .forEach((ref) => byRef.set(String(ref), server));
   });
 
-  const hints = {};
+  const probabilities = {};
 
   homes.forEach((entry) => {
     const homeRefCandidates = [
@@ -119,18 +119,15 @@ function buildOptimalCostHints(routeOptimizerData, servers = []) {
     uniqueIface.forEach((candidate, idx) => {
       const iface = String(candidate?.interfaceName || '').trim();
       const hintKey = `${identity.key}::${iface.toUpperCase()}`;
-      const nextHint = {
-        optimalCost: (idx + 1) * OSPF_COST_STEP,
-        probabilityOptimal: Number(candidate?.probabilityOptimal || 0),
-      };
-      const prev = hints[hintKey];
-      if (!prev || nextHint.probabilityOptimal > prev.probabilityOptimal) {
-        hints[hintKey] = nextHint;
+      const probabilityOptimal = Number(candidate?.probabilityOptimal || 0);
+      const prev = probabilities[hintKey];
+      if (prev == null || probabilityOptimal > prev) {
+        probabilities[hintKey] = probabilityOptimal;
       }
     });
   });
 
-  return hints;
+  return probabilities;
 }
 
 export default function OspfToolsPage() {
@@ -141,7 +138,7 @@ export default function OspfToolsPage() {
   const [optimizerLoading, setOptimizerLoading] = useState(false);
   const [saving, setSaving] = useState(false);
   const [dragging, setDragging] = useState(null);
-  const [optimalHints, setOptimalHints] = useState({});
+  const [optimizerProbabilities, setOptimizerProbabilities] = useState({});
 
   const groupedByRouter = useMemo(() => {
     const grouped = {};
@@ -171,6 +168,34 @@ export default function OspfToolsPage() {
         .sort((a, b) => a.area.localeCompare(b.area)),
     }));
   }, [templates, servers]);
+  const optimalHints = useMemo(() => {
+    const hints = {};
+
+    groupedByRouter.forEach((routerGroup) => {
+      (routerGroup.areas || []).forEach((areaGroup) => {
+        const ranked = [...(areaGroup.items || [])]
+          .map((item) => {
+            const ifaceKey = `${routerGroup.routerKey}::${String(item.interfaceName || '').toUpperCase()}`;
+            const probabilityOptimal = Number(optimizerProbabilities[ifaceKey] || 0);
+            return { item, probabilityOptimal };
+          })
+          .sort((a, b) =>
+            Number(b.probabilityOptimal || 0) - Number(a.probabilityOptimal || 0) ||
+            String(a.item.interfaceName || '').localeCompare(String(b.item.interfaceName || ''))
+          );
+
+        ranked.forEach(({ item, probabilityOptimal }, idx) => {
+          const hintKey = `${routerGroup.routerKey}::${areaGroup.area}::${String(item.interfaceName || '').toUpperCase()}`;
+          hints[hintKey] = {
+            optimalCost: (idx + 1) * OSPF_COST_STEP,
+            probabilityOptimal,
+          };
+        });
+      });
+    });
+
+    return hints;
+  }, [groupedByRouter, optimizerProbabilities]);
   const routerColumnClass = groupedByRouter.length > 1 ? 'col-12 col-xxl-6' : 'col-12';
 
   const loadServers = async () => {
@@ -208,11 +233,11 @@ export default function OspfToolsPage() {
     setOptimizerLoading(true);
     try {
       const response = await api.get('/route-optimizer', { timeout: 30000 });
-      const hints = buildOptimalCostHints(response?.data, servers);
-      setOptimalHints(hints);
+      const probabilities = buildOptimizerProbabilityMap(response?.data, servers);
+      setOptimizerProbabilities(probabilities);
     } catch (error) {
       console.error('Failed to load route optimizer hints:', error);
-      setOptimalHints({});
+      setOptimizerProbabilities({});
       if (!silent) notify.warning('Не удалось загрузить рекомендации из оптимизатора маршрутов');
     } finally {
       setOptimizerLoading(false);
@@ -346,7 +371,7 @@ export default function OspfToolsPage() {
                           <div className="list-group list-group-flush">
                             {areaGroup.items.map((item) => (
                               (() => {
-                                const hint = optimalHints[`${routerGroup.routerKey}::${String(item.interfaceName || '').toUpperCase()}`];
+                                const hint = optimalHints[`${routerGroup.routerKey}::${areaGroup.area}::${String(item.interfaceName || '').toUpperCase()}`];
                                 const hintMatches = hint && Number(hint.optimalCost) === Number(item.cost);
                                 return (
                               <div