fix(ui): не подменять неизвестный индекс маршрута нулём

lib/route-optimizer-data.ts

@@ -559,13 +559,13 @@ export function buildLiveOptimizerData(
             prob: curProb,
           }
         : null
-      const diff = (rec?.prob ?? 0) - (cur?.prob ?? 0)
+      const diff = rec && cur ? rec.prob - cur.prob : null
       return {
         community: rule.community,
         communityName: rule.communityName ?? rule.community,
         current: cur,
         recommended: rec,
-        shouldSwitch: diff >= settings.switchThreshold,
+        shouldSwitch: diff !== null && diff >= settings.switchThreshold,
         pinnedBySettings: false,
       }
     })

lib/route-optimizer-response.test.ts

@@ -16,3 +16,12 @@ test("optimizer refuses unknown types, duplicate inventory/WAN and invalid metri
  for(const value of [[{...server,type:undefined}],[server,server],[{...server,latency:-1}],[{...server,wanUplinks:[{id:"wan",name:"WAN",isp:"ISP",iface:"ether1",ip:"",maxDl:0,maxUl:10}]}]]) assert.ok(!optimizerServersSchema.safeParse(value).success)
  for(const value of [[probe,probe],[{...probe,lastPingRttMs:-1}],[{...probe,lastPingLossPct:101}],[{...probe,lastPingAt:"yesterday"}],[{...probe,lastTxAvgMbps:undefined}]]) assert.ok(!optimizerProbesSchema.safeParse({probes:value}).success)
 })
+
+import {buildLiveOptimizerData,DEFAULT_ROUTE_AI_OPTIMIZER_SETTINGS} from "./route-optimizer-data"
+test("optimizer does not recommend an absent chain at a zero threshold",()=>{
+ const rows=[{...server,wanUplinks:[{id:"wan",name:"WAN",isp:"ISP",iface:"ether1",ip:"198.51.100.1",maxDl:100,maxUl:100}]}]
+ const rules=optimizerRulesSchema.parse({rulesets:[{serverId:"1",rules:[{id:"r",community:"65001:1",communityName:"Service",gateway:"192.0.2.2",gatewayTunnelId:"",description:""}]}]}).rulesets
+ const result=buildLiveOptimizerData(rows,rules,{...DEFAULT_ROUTE_AI_OPTIMIZER_SETTINGS,switchThreshold:0})
+ const recommendation=result.homes[0].commRecs[0]
+ assert.equal(recommendation.current,null);assert.equal(recommendation.recommended,null);assert.equal(recommendation.shouldSwitch,false)
+})