From 45052042f06689096093fc86cae36560b2eeb1f0 Mon Sep 17 00:00:00 2001
From: Junjie <fallin.jie@qq.com>
Date: 星期四, 02 四月 2026 15:38:48 +0800
Subject: [PATCH] #优化运行速度

---
 src/main/java/com/zy/common/utils/NavigateUtils.java | 1201 ++++++++++++++++++++++++++++++++++++++++++++++++++-------
 1 files changed, 1,053 insertions(+), 148 deletions(-)

diff --git a/src/main/java/com/zy/common/utils/NavigateUtils.java b/src/main/java/com/zy/common/utils/NavigateUtils.java
index 11ec85c..eeb8ad0 100644
--- a/src/main/java/com/zy/common/utils/NavigateUtils.java
+++ b/src/main/java/com/zy/common/utils/NavigateUtils.java
@@ -7,8 +7,10 @@
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.PriorityQueue;
 import java.util.Set;
 
+import com.zy.asrs.domain.path.StationPathCalcMode;
 import com.zy.asrs.domain.path.StationPathProfileConfig;
 import com.zy.asrs.domain.path.StationPathResolvedPolicy;
 import com.zy.asrs.domain.path.StationPathRuleConfig;
@@ -32,6 +34,7 @@
 import org.springframework.stereotype.Component;
 
 import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.core.common.SpringUtils;
@@ -72,112 +75,92 @@
     @Autowired
     private StationTaskTraceRegistry stationTaskTraceRegistry;
 
-    public synchronized List<NavigateNode> calcByStationId(Integer startStationId, Integer endStationId) {
-        return calcByStationId(startStationId, endStationId, null);
+    public List<NavigateNode> calcOptimalPathByStationId(Integer startStationId,
+                                                         Integer endStationId,
+                                                         Integer currentTaskNo,
+                                                         Double pathLenFactor) {
+        return calcPathByStationId(startStationId, endStationId, currentTaskNo, pathLenFactor, StationPathCalcMode.OPTIMAL);
     }
 
-    public synchronized List<NavigateNode> calcByStationId(Integer startStationId, Integer endStationId, Integer currentTaskNo) {
-        BasStation startStation = basStationService.getById(startStationId);
-        if (startStation == null) {
-            throw new CoolException("鏈壘鍒拌 璧风偣 瀵瑰簲鐨勭珯鐐规暟鎹�");
-        }
-        Integer lev = startStation.getStationLev();
+    public List<NavigateNode> calcReachablePathByStationId(Integer startStationId, Integer endStationId) {
+        return calcPathByStationId(startStationId, endStationId, null, null, StationPathCalcMode.REACHABILITY);
+    }
 
-        NavigateSolution navigateSolution = new NavigateSolution();
-        List<List<NavigateNode>> stationMap = navigateSolution.getStationMap(lev);
-
-        NavigateNode startNode = navigateSolution.findStationNavigateNode(stationMap, startStationId);
-        if (startNode == null) {
-            throw new CoolException("鏈壘鍒拌 璧风偣 瀵瑰簲鐨勮妭鐐�");
-        }
-
-        NavigateNode endNode = navigateSolution.findStationNavigateNode(stationMap, endStationId);
-        if (endNode == null) {
-            throw new CoolException("鏈壘鍒拌 缁堢偣 瀵瑰簲鐨勮妭鐐�");
-        }
-
+    public List<List<NavigateNode>> calcCandidatePathByStationId(Integer startStationId,
+                                                                 Integer endStationId,
+                                                                 Integer currentTaskNo,
+                                                                 Double pathLenFactor) {
         StationPathResolvedPolicy resolvedPolicy = resolveStationPathPolicy(startStationId, endStationId);
-        StationPathProfileConfig profileConfig = resolvedPolicy.getProfileConfig() == null
-                ? StationPathProfileConfig.defaultConfig()
-                : resolvedPolicy.getProfileConfig();
-
-        long startTime = System.currentTimeMillis();
-        News.info("[WCS Debug] 绔欑偣璺緞寮�濮嬭绠�,startStationId={},endStationId={}", startStationId, endStationId);
-        int calcMaxDepth = safeInt(profileConfig.getCalcMaxDepth(), 120);
-        int calcMaxPaths = safeInt(profileConfig.getCalcMaxPaths(), 500);
-        int calcMaxCost = safeInt(profileConfig.getCalcMaxCost(), 300);
-        List<Integer> guideStationSequence = buildGuideStationSequence(startStationId, endStationId, resolvedPolicy.getRuleConfig());
-        List<List<NavigateNode>> allList = navigateSolution.allSimplePaths(
-                stationMap,
-                startNode,
-                endNode,
-                calcMaxDepth,
-                calcMaxPaths,
-                calcMaxCost,
-                guideStationSequence
+        StationPathSearchContext context = buildStationPathSearchContext(
+                startStationId,
+                endStationId,
+                resolvedPolicy,
+                StationPathCalcMode.REROUTE
         );
-        if (allList.isEmpty()) {
-//            throw new CoolException("鏈壘鍒拌璺緞");
+        if (context.allList.isEmpty()) {
             return new ArrayList<>();
         }
-        Map<Integer, StationProtocol> statusMap = loadStationStatusMap();
-        allList = filterNonAutoStationPaths(allList, statusMap);
-        if (allList.isEmpty()) {
-            News.info("[WCS Debug] 绔欑偣璺緞鍊欓�夊叏閮ㄨ杩囨护锛屽瓨鍦ㄩ潪鑷姩绔欑偣,startStationId={},endStationId={}", startStationId, endStationId);
-            return new ArrayList<>();
-        }
-        News.info("[WCS Debug] 绔欑偣璺緞璁$畻瀹屾垚锛岃�楁椂锛歿}ms", System.currentTimeMillis() - startTime);
 
-        startTime = System.currentTimeMillis();
-        News.info("[WCS Debug] 绔欑偣璺緞鏉冮噸寮�濮嬪垎鏋�,startStationId={},endStationId={}", startStationId, endStationId);
-        List<NavigateNode> list = findStationBestPathTwoStage(allList, resolvedPolicy, currentTaskNo);
-        News.info("[WCS Debug] 绔欑偣璺緞鏉冮噸鍒嗘瀽瀹屾垚锛岃�楁椂锛歿}ms", System.currentTimeMillis() - startTime);
+        List<List<NavigateNode>> orderedPathList = orderStationPathCandidates(
+                context.allList,
+                context.resolvedPolicy,
+                currentTaskNo,
+                pathLenFactor,
+                startStationId,
+                endStationId
+        );
+        return normalizeCandidatePaths(orderedPathList);
+    }
 
-        //鍘婚噸
-        HashSet<Integer> set = new HashSet<>();
-        List<NavigateNode> fitlerList = new ArrayList<>();
-        for (NavigateNode navigateNode : list) {
-            JSONObject valuObject = JSON.parseObject(navigateNode.getNodeValue());
-            if (valuObject.containsKey("rgvCalcFlag")) {
+    public Map<Integer, Set<Integer>> loadUndirectedStationGraphSnapshot() {
+        Map<Integer, Set<Integer>> graph = loadUndirectedStationGraph();
+        Map<Integer, Set<Integer>> snapshot = new HashMap<>();
+        for (Map.Entry<Integer, Set<Integer>> entry : graph.entrySet()) {
+            Integer stationId = entry.getKey();
+            if (stationId == null) {
                 continue;
             }
-            if (set.add(valuObject.getInteger("stationId"))) {
-                fitlerList.add(navigateNode);
-            }
+            snapshot.put(stationId, new LinkedHashSet<>(entry.getValue() == null ? Collections.emptySet() : entry.getValue()));
         }
-
-        for (int i = 0; i < fitlerList.size(); i++) {
-            NavigateNode currentNode = fitlerList.get(i);
-            currentNode.setIsInflectionPoint(false);
-            currentNode.setIsLiftTransferPoint(false);
-
-            try {
-                JSONObject valueObject = JSON.parseObject(currentNode.getNodeValue());
-                if (valueObject != null) {
-                    Object isLiftTransfer = valueObject.get("isLiftTransfer");
-                    if (isLiftTransfer != null) {
-                        String isLiftTransferStr = isLiftTransfer.toString();
-                        if ("1".equals(isLiftTransferStr) || "true".equalsIgnoreCase(isLiftTransferStr)) {
-                            currentNode.setIsLiftTransferPoint(true);
-                        }
-                    }
-                }
-            } catch (Exception ignore) {}
-
-            NavigateNode nextNode = (i + 1 < fitlerList.size()) ? fitlerList.get(i + 1) : null;
-            NavigateNode prevNode = (i - 1 >= 0) ? fitlerList.get(i - 1) : null;
-
-            HashMap<String, Object> result = searchInflectionPoint(currentNode, nextNode, prevNode);
-            if (Boolean.parseBoolean(result.get("result").toString())) {
-                currentNode.setIsInflectionPoint(true);
-                currentNode.setDirection(result.get("direction").toString());
-            }
-        }
-
-        return fitlerList;
+        return snapshot;
     }
 
-    public synchronized List<NavigateNode> calcByTrackSiteNo(int lev, Integer startTrackSiteNo, Integer endTrackSiteNo) {
+    private List<NavigateNode> calcPathByStationId(Integer startStationId,
+                                                   Integer endStationId,
+                                                   Integer currentTaskNo,
+                                                   Double pathLenFactor,
+                                                   StationPathCalcMode calcMode) {
+        StationPathResolvedPolicy resolvedPolicy = resolveStationPathPolicy(startStationId, endStationId);
+        if (calcMode != StationPathCalcMode.REROUTE) {
+            List<NavigateNode> directPath = findStationDirectPath(
+                    startStationId,
+                    endStationId,
+                    currentTaskNo,
+                    pathLenFactor,
+                    calcMode,
+                    resolvedPolicy
+            );
+            if (!directPath.isEmpty()) {
+                return normalizeStationPath(directPath);
+            }
+        }
+
+        StationPathSearchContext context = buildStationPathSearchContext(
+                startStationId,
+                endStationId,
+                resolvedPolicy,
+                calcMode
+        );
+        if (context.allList.isEmpty()) {
+            return new ArrayList<>();
+        }
+        List<NavigateNode> list = calcMode == StationPathCalcMode.REACHABILITY
+                ? findStationReachablePath(context.allList, context.resolvedPolicy, startStationId, endStationId)
+                : findStationBestPathTwoStage(context.allList, context.resolvedPolicy, currentTaskNo, pathLenFactor, startStationId, endStationId);
+        return normalizeStationPath(list);
+    }
+
+    public List<NavigateNode> calcByTrackSiteNo(int lev, Integer startTrackSiteNo, Integer endTrackSiteNo) {
         NavigateSolution navigateSolution = new NavigateSolution();
         List<List<NavigateNode>> rgvTrackMap = navigateSolution.getRgvTrackMap(lev);
 
@@ -247,7 +230,7 @@
         return fitlerList;
     }
 
-    public synchronized List<NavigateNode> findLiftStationList(int lev) {
+    public List<NavigateNode> findLiftStationList(int lev) {
         NavigateSolution navigateSolution = new NavigateSolution();
         List<List<NavigateNode>> stationMap = navigateSolution.getStationMap(lev);
 
@@ -288,9 +271,552 @@
         return new StationPathResolvedPolicy();
     }
 
+    private List<NavigateNode> findStationDirectPath(Integer startStationId,
+                                                     Integer endStationId,
+                                                     Integer currentTaskNo,
+                                                     Double pathLenFactor,
+                                                     StationPathCalcMode calcMode,
+                                                     StationPathResolvedPolicy resolvedPolicy) {
+        if (!supportsDirectPathMode(calcMode, resolvedPolicy, pathLenFactor)) {
+            return new ArrayList<>();
+        }
+
+        DirectStationPathContext context = buildDirectStationPathContext(
+                startStationId,
+                endStationId,
+                currentTaskNo,
+                calcMode,
+                resolvedPolicy
+        );
+        if (context == null) {
+            return new ArrayList<>();
+        }
+
+        long startTime = System.currentTimeMillis();
+        News.info("[WCS Debug] 绔欑偣璺緞蹇�熻绠楀紑濮�,startStationId={},endStationId={},mode={}",
+                startStationId,
+                endStationId,
+                calcMode.name());
+
+        DirectPathSearchResult searchResult = searchDirectPathWithFallback(
+                context,
+                true,
+                calcMode == StationPathCalcMode.OPTIMAL
+        );
+        if (searchResult.path.isEmpty() && hasWaypoint(context.ruleConfig) && !strictWaypoint(context.ruleConfig)) {
+            searchResult = searchDirectPathWithFallback(
+                    context,
+                    false,
+                    calcMode == StationPathCalcMode.OPTIMAL
+            );
+            if (!searchResult.path.isEmpty()) {
+                News.info("[WCS Debug] 绔欑偣璺緞蹇�熻绠楀凡闄嶇骇锛屽拷鐣ュ叧閿�旂粡鐐圭害鏉熷悗閲嶈瘯");
+            }
+        }
+        if (searchResult.path.isEmpty()) {
+            return new ArrayList<>();
+        }
+
+        if (!isDirectPathValid(
+                searchResult.path,
+                context,
+                searchResult.includeWaypoint,
+                searchResult.includeSoftPreference)) {
+            return new ArrayList<>();
+        }
+
+        News.info("[WCS Debug] 绔欑偣璺緞蹇�熻绠楀畬鎴愶紝鑰楁椂锛歿}ms,startStationId={},endStationId={},mode={}",
+                System.currentTimeMillis() - startTime,
+                startStationId,
+                endStationId,
+                calcMode.name());
+        return searchResult.path;
+    }
+
+    private DirectPathSearchResult searchDirectPathWithFallback(DirectStationPathContext context,
+                                                                boolean includeWaypoint,
+                                                                boolean includeSoftPreference) {
+        List<NavigateNode> path = searchDirectPath(context, includeWaypoint, includeSoftPreference);
+        if (!path.isEmpty()) {
+            return new DirectPathSearchResult(path, includeWaypoint, includeSoftPreference);
+        }
+        if (includeSoftPreference && hasSoftPreference(context.ruleConfig) && allowSoftDegrade(context.ruleConfig)) {
+            List<NavigateNode> degradedPath = searchDirectPath(context, includeWaypoint, false);
+            if (!degradedPath.isEmpty()) {
+                News.info("[WCS Debug] 绔欑偣璺緞蹇�熻绠楀凡闄嶇骇锛屽拷鐣ヨ蒋鍋忓ソ绾︽潫鍚庨噸璇�");
+            }
+            return new DirectPathSearchResult(degradedPath, includeWaypoint, false);
+        }
+        return DirectPathSearchResult.empty(includeWaypoint, includeSoftPreference);
+    }
+
+    private List<NavigateNode> searchDirectPath(DirectStationPathContext context,
+                                                boolean includeWaypoint,
+                                                boolean includeSoftPreference) {
+        List<Integer> guideStationSequence = buildDirectGuideStationSequence(
+                context.startStationId,
+                context.endStationId,
+                context.ruleConfig,
+                includeWaypoint,
+                includeSoftPreference
+        );
+        if (guideStationSequence.isEmpty()) {
+            guideStationSequence = new ArrayList<>();
+            guideStationSequence.add(context.startStationId);
+            guideStationSequence.add(context.endStationId);
+        }
+
+        List<NavigateNode> result = new ArrayList<>();
+        for (int i = 1; i < guideStationSequence.size(); i++) {
+            Integer segmentStartStationId = guideStationSequence.get(i - 1);
+            Integer segmentEndStationId = guideStationSequence.get(i);
+            if (segmentStartStationId == null || segmentEndStationId == null) {
+                return new ArrayList<>();
+            }
+
+            NavigateNode segmentStartNode = context.navigateSolution.findStationNavigateNode(context.stationMap, segmentStartStationId);
+            NavigateNode segmentEndNode = context.navigateSolution.findStationNavigateNode(context.stationMap, segmentEndStationId);
+            if (segmentStartNode == null || segmentEndNode == null) {
+                return new ArrayList<>();
+            }
+
+            List<NavigateNode> segmentPath = searchDirectPathSegment(
+                    context,
+                    segmentStartNode,
+                    segmentEndNode,
+                    includeSoftPreference
+            );
+            if (segmentPath.isEmpty()) {
+                return new ArrayList<>();
+            }
+            mergeSegmentPath(result, segmentPath);
+        }
+        return result;
+    }
+
+    private List<NavigateNode> searchDirectPathSegment(DirectStationPathContext context,
+                                                       NavigateNode startNode,
+                                                       NavigateNode endNode,
+                                                       boolean includeSoftPreference) {
+        PriorityQueue<DirectPathState> openQueue = new PriorityQueue<>((left, right) -> {
+            int compare = Double.compare(left.fScore, right.fScore);
+            if (compare != 0) {
+                return compare;
+            }
+            return Double.compare(left.gScore, right.gScore);
+        });
+        Map<String, Double> bestScoreMap = new HashMap<>();
+        DirectPathState startState = new DirectPathState(startNode, null, 0.0d, calcHeuristicScore(startNode, endNode));
+        openQueue.offer(startState);
+        bestScoreMap.put(buildDirectStateKey(startState), 0.0d);
+
+        while (!openQueue.isEmpty()) {
+            DirectPathState currentState = openQueue.poll();
+            if (sameCoordinate(currentState.node, endNode)) {
+                return buildDirectPath(currentState);
+            }
+
+            List<NavigateNode> nextNodeList = context.navigateSolution.extend_current_node(context.stationMap, currentState.node);
+            for (NavigateNode nextNode : safeList(nextNodeList)) {
+                if (!isDirectTransitionAllowed(context, currentState.node, nextNode, endNode)) {
+                    continue;
+                }
+
+                double stepCost = calcDirectStepCost(
+                        context,
+                        currentState.parent == null ? null : currentState.parent.node,
+                        currentState.node,
+                        nextNode,
+                        endNode,
+                        includeSoftPreference
+                );
+                double nextGScore = currentState.gScore + stepCost;
+                DirectPathState nextState = new DirectPathState(
+                        nextNode,
+                        currentState,
+                        nextGScore,
+                        nextGScore + calcHeuristicScore(nextNode, endNode)
+                );
+                String stateKey = buildDirectStateKey(nextState);
+                Double recordedScore = bestScoreMap.get(stateKey);
+                if (recordedScore != null && recordedScore <= nextGScore) {
+                    continue;
+                }
+                bestScoreMap.put(stateKey, nextGScore);
+                openQueue.offer(nextState);
+            }
+        }
+        return new ArrayList<>();
+    }
+
+    private boolean isDirectTransitionAllowed(DirectStationPathContext context,
+                                              NavigateNode currentNode,
+                                              NavigateNode nextNode,
+                                              NavigateNode endNode) {
+        if (nextNode == null) {
+            return false;
+        }
+        Integer nextStationId = extractStationId(nextNode);
+        Integer currentStationId = extractStationId(currentNode);
+        Integer endStationId = extractStationId(endNode);
+
+        if (nextStationId != null && !nextStationId.equals(endStationId)) {
+            if (context.forbidStationIdSet.contains(nextStationId)) {
+                return false;
+            }
+            StationProtocol protocol = context.statusMap.get(nextStationId);
+            if (protocol != null && !protocol.isAutoing()) {
+                return false;
+            }
+            if (context.globalPolicy.forceSkipPassOtherOutStation
+                    && context.outStationIdSet.contains(nextStationId)
+                    && !nextStationId.equals(context.startStationId)
+                    && !nextStationId.equals(context.endStationId)) {
+                return false;
+            }
+        }
+
+        if (currentStationId != null && nextStationId != null) {
+            String edgeKey = currentStationId + "->" + nextStationId;
+            if (context.forbidEdgeSet.contains(edgeKey)) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    private double calcDirectStepCost(DirectStationPathContext context,
+                                      NavigateNode prevNode,
+                                      NavigateNode currentNode,
+                                      NavigateNode nextNode,
+                                      NavigateNode endNode,
+                                      boolean includeSoftPreference) {
+        double stepCost = safeDouble(context.profileConfig.getS1LenWeight(), 1.0d) * context.globalPolicy.lenWeightFactor;
+        stepCost += safeDouble(context.profileConfig.getS1TurnWeight(), 3.0d)
+                * calcDirectTurnPenalty(prevNode, currentNode, nextNode, endNode);
+        stepCost += safeDouble(context.profileConfig.getS1LiftWeight(), 8.0d) * calcLiftTransferPenalty(nextNode);
+
+        if (context.calcMode == StationPathCalcMode.REACHABILITY) {
+            return Math.max(stepCost, 1.0d);
+        }
+
+        Integer stationId = extractStationId(nextNode);
+        if (stationId != null) {
+            double congWeightFactor = context.globalPolicy.congWeightFactor;
+            stepCost += safeDouble(context.profileConfig.getS2BusyWeight(), 2.0d)
+                    * congWeightFactor
+                    * context.trafficSnapshot.congestionScoreMap.getOrDefault(stationId, 0.0d);
+            stepCost += safeDouble(context.profileConfig.getS2QueueWeight(), 2.5d)
+                    * context.trafficSnapshot.queueDepthMap.getOrDefault(stationId, 0);
+            stepCost += safeDouble(context.profileConfig.getS2WaitWeight(), 1.5d)
+                    * (context.trafficSnapshot.estimatedWaitSecondsMap.getOrDefault(stationId, 0.0d) / 60.0d);
+            StationProtocol protocol = context.statusMap.get(stationId);
+            if (protocol != null && protocol.isRunBlock()) {
+                stepCost += safeDouble(context.profileConfig.getS2RunBlockWeight(), 10.0d);
+            }
+            stepCost += safeDouble(context.profileConfig.getS2LoopLoadWeight(), 12.0d)
+                    * context.stationLoopLoadMap.getOrDefault(stationId, 0.0d);
+            if (context.outStationIdSet.contains(stationId)
+                    && !stationId.equals(context.startStationId)
+                    && !stationId.equals(context.endStationId)) {
+                stepCost += context.globalPolicy.passOtherOutStationPenaltyWeight;
+            }
+
+            if (includeSoftPreference && context.softReferenceStationSet.contains(stationId)) {
+                stepCost -= 0.25d;
+            } else if (includeSoftPreference
+                    && stationId != null
+                    && !stationId.equals(context.startStationId)
+                    && !stationId.equals(context.endStationId)
+                    && !context.softReferenceStationSet.isEmpty()) {
+                double softDeviationWeight = safeDouble(context.profileConfig.getS1SoftDeviationWeight(), 4.0d);
+                if (context.ruleConfig.getSoft() != null && context.ruleConfig.getSoft().getDeviationWeight() != null) {
+                    softDeviationWeight = context.ruleConfig.getSoft().getDeviationWeight();
+                }
+                stepCost += softDeviationWeight;
+            }
+        }
+
+        return Math.max(stepCost, 1.0d);
+    }
+
+    private int calcDirectTurnPenalty(NavigateNode prevNode,
+                                      NavigateNode currentNode,
+                                      NavigateNode nextNode,
+                                      NavigateNode endNode) {
+        if (prevNode == null || currentNode == null || nextNode == null) {
+            return 0;
+        }
+        if (nextNode.getX() == prevNode.getX() || nextNode.getY() == prevNode.getY()) {
+            return 0;
+        }
+        return (endNode != null && (nextNode.getX() == endNode.getX() || nextNode.getY() == endNode.getY())) ? 1 : 1;
+    }
+
+    private int calcLiftTransferPenalty(NavigateNode node) {
+        if (node == null || node.getNodeValue() == null) {
+            return 0;
+        }
+        try {
+            JSONObject valueObject = JSON.parseObject(node.getNodeValue());
+            if (valueObject == null) {
+                return 0;
+            }
+            Object isLiftTransfer = valueObject.get("isLiftTransfer");
+            if (isLiftTransfer == null) {
+                return 0;
+            }
+            String text = String.valueOf(isLiftTransfer);
+            return ("1".equals(text) || "true".equalsIgnoreCase(text)) ? 1 : 0;
+        } catch (Exception ignore) {
+            return 0;
+        }
+    }
+
+    private double calcHeuristicScore(NavigateNode currentNode, NavigateNode endNode) {
+        if (currentNode == null || endNode == null) {
+            return 0.0d;
+        }
+        return Math.abs(endNode.getX() - currentNode.getX()) + Math.abs(endNode.getY() - currentNode.getY());
+    }
+
+    private boolean sameCoordinate(NavigateNode left, NavigateNode right) {
+        return left != null
+                && right != null
+                && left.getX() == right.getX()
+                && left.getY() == right.getY();
+    }
+
+    private String buildDirectStateKey(DirectPathState state) {
+        if (state == null || state.node == null) {
+            return "";
+        }
+        String currentKey = state.node.getX() + "_" + state.node.getY();
+        if (state.parent == null || state.parent.node == null) {
+            return currentKey + "|S";
+        }
+        return currentKey + "|" + state.parent.node.getX() + "_" + state.parent.node.getY();
+    }
+
+    private List<NavigateNode> buildDirectPath(DirectPathState endState) {
+        List<NavigateNode> path = new ArrayList<>();
+        DirectPathState cursor = endState;
+        while (cursor != null) {
+            NavigateNode clonedNode = cursor.node == null ? null : cursor.node.clone();
+            if (clonedNode != null) {
+                path.add(clonedNode);
+            }
+            cursor = cursor.parent;
+        }
+        Collections.reverse(path);
+        return path;
+    }
+
+    private void mergeSegmentPath(List<NavigateNode> target, List<NavigateNode> segmentPath) {
+        if (target == null || segmentPath == null || segmentPath.isEmpty()) {
+            return;
+        }
+        if (target.isEmpty()) {
+            target.addAll(segmentPath);
+            return;
+        }
+        for (int i = 0; i < segmentPath.size(); i++) {
+            if (i == 0 && sameCoordinate(target.get(target.size() - 1), segmentPath.get(i))) {
+                continue;
+            }
+            target.add(segmentPath.get(i));
+        }
+    }
+
+    private List<Integer> buildDirectGuideStationSequence(Integer startStationId,
+                                                          Integer endStationId,
+                                                          StationPathRuleConfig ruleConfig,
+                                                          boolean includeWaypoint,
+                                                          boolean includeSoftPreference) {
+        List<Integer> sequence = new ArrayList<>();
+        appendGuideStation(sequence, startStationId);
+        if (ruleConfig == null) {
+            appendGuideStation(sequence, endStationId);
+            return sequence;
+        }
+
+        if (includeSoftPreference) {
+            List<Integer> preferredPath = safeList(ruleConfig.getSoft() == null ? null : ruleConfig.getSoft().getPreferredPath());
+            if (!preferredPath.isEmpty() && startStationId.equals(preferredPath.get(0))) {
+                for (int i = 1; i < preferredPath.size(); i++) {
+                    appendGuideStation(sequence, preferredPath.get(i));
+                }
+                if (sequence.get(sequence.size() - 1).equals(endStationId)) {
+                    return sequence;
+                }
+                sequence.clear();
+                appendGuideStation(sequence, startStationId);
+            }
+        }
+
+        if (includeWaypoint) {
+            for (Integer stationId : safeList(ruleConfig.getWaypoint() == null ? null : ruleConfig.getWaypoint().getStations())) {
+                appendGuideStation(sequence, stationId);
+            }
+        }
+        if (includeSoftPreference) {
+            for (Integer stationId : safeList(ruleConfig.getSoft() == null ? null : ruleConfig.getSoft().getKeyStations())) {
+                appendGuideStation(sequence, stationId);
+            }
+        }
+        appendGuideStation(sequence, endStationId);
+        return sequence;
+    }
+
+    private boolean isDirectPathValid(List<NavigateNode> path,
+                                      DirectStationPathContext context,
+                                      boolean includeWaypoint,
+                                      boolean includeSoftPreference) {
+        if (path == null || path.isEmpty()) {
+            return false;
+        }
+        List<Integer> stationIdList = extractStationIdList(path);
+        if (!matchHardConstraint(stationIdList, context.ruleConfig.getHard())) {
+            return false;
+        }
+        if (includeWaypoint && !matchWaypointConstraint(stationIdList, context.ruleConfig.getWaypoint())) {
+            return false;
+        }
+        if (includeSoftPreference && !matchSoftConstraint(stationIdList, context.ruleConfig.getSoft())) {
+            return false;
+        }
+        if (!isLoopMergePathAllowed(
+                path,
+                context.statusMap,
+                context.trafficSnapshot,
+                context.loopMergeGuardContext,
+                Collections.emptySet())) {
+            return false;
+        }
+
+        if (context.globalPolicy.forceSkipPassOtherOutStation
+                && countPassOtherOutStations(path, context.outStationIdSet) > 0) {
+            return false;
+        }
+        return true;
+    }
+
+    private boolean supportsDirectPathMode(StationPathCalcMode calcMode,
+                                           StationPathResolvedPolicy resolvedPolicy,
+                                           Double pathLenFactor) {
+        if (calcMode == null || calcMode == StationPathCalcMode.REROUTE) {
+            return false;
+        }
+        if (calcMode == StationPathCalcMode.OPTIMAL && normalizePathLenFactor(pathLenFactor) > 0.0d) {
+            return false;
+        }
+        StationPathRuleConfig ruleConfig = resolvedPolicy == null || resolvedPolicy.getRuleConfig() == null
+                ? new StationPathRuleConfig()
+                : resolvedPolicy.getRuleConfig();
+        return safeList(ruleConfig.getHard() == null ? null : ruleConfig.getHard().getMustPassStations()).isEmpty()
+                && safeList(ruleConfig.getHard() == null ? null : ruleConfig.getHard().getMustPassEdges()).isEmpty();
+    }
+
+    private DirectStationPathContext buildDirectStationPathContext(Integer startStationId,
+                                                                   Integer endStationId,
+                                                                   Integer currentTaskNo,
+                                                                   StationPathCalcMode calcMode,
+                                                                   StationPathResolvedPolicy resolvedPolicy) {
+        BasStation startStation = basStationService.getById(startStationId);
+        if (startStation == null) {
+            throw new CoolException("鏈壘鍒拌 璧风偣 瀵瑰簲鐨勭珯鐐规暟鎹�");
+        }
+
+        NavigateSolution navigateSolution = new NavigateSolution();
+        List<List<NavigateNode>> stationMap = navigateSolution.getStationMap(startStation.getStationLev());
+        NavigateNode startNode = navigateSolution.findStationNavigateNode(stationMap, startStationId);
+        NavigateNode endNode = navigateSolution.findStationNavigateNode(stationMap, endStationId);
+        if (startNode == null || endNode == null) {
+            throw new CoolException("鏈壘鍒拌 璧风偣 鎴� 缁堢偣 瀵瑰簲鐨勮妭鐐�");
+        }
+
+        DirectStationPathContext context = new DirectStationPathContext();
+        context.calcMode = calcMode;
+        context.startStationId = startStationId;
+        context.endStationId = endStationId;
+        context.navigateSolution = navigateSolution;
+        context.stationMap = stationMap;
+        context.startNode = startNode;
+        context.endNode = endNode;
+        context.resolvedPolicy = resolvedPolicy == null ? new StationPathResolvedPolicy() : resolvedPolicy;
+        context.ruleConfig = context.resolvedPolicy.getRuleConfig() == null
+                ? new StationPathRuleConfig()
+                : context.resolvedPolicy.getRuleConfig();
+        context.profileConfig = context.resolvedPolicy.getProfileConfig() == null
+                ? StationPathProfileConfig.defaultConfig()
+                : context.resolvedPolicy.getProfileConfig();
+        context.globalPolicy = loadPathGlobalPolicy(context.profileConfig);
+        context.statusMap = loadStationStatusMap();
+        context.stationLoopLoadMap = loadStationLoopLoadMap();
+        context.trafficSnapshot = loadStationTrafficSnapshot(context.statusMap, currentTaskNo);
+        context.loopMergeGuardContext = loadLoopMergeGuardContext();
+        context.outStationIdSet = loadAllOutStationIdSet();
+        context.forbidStationIdSet = new HashSet<>(safeList(context.ruleConfig.getHard() == null ? null : context.ruleConfig.getHard().getForbidStations()));
+        context.forbidEdgeSet = new HashSet<>();
+        for (String edgeText : safeList(context.ruleConfig.getHard() == null ? null : context.ruleConfig.getHard().getForbidEdges())) {
+            if (notBlank(edgeText)) {
+                context.forbidEdgeSet.add(edgeText.replace(" ", ""));
+            }
+        }
+        context.softReferenceStationSet = new HashSet<>(getSoftReferencePath(context.ruleConfig.getSoft()));
+        return context;
+    }
+
+    private List<NavigateNode> findStationReachablePath(List<List<NavigateNode>> allList,
+                                                        StationPathResolvedPolicy resolvedPolicy,
+                                                        Integer startStationId,
+                                                        Integer endStationId) {
+        if (allList == null || allList.isEmpty()) {
+            return new ArrayList<>();
+        }
+
+        StationPathRuleConfig ruleConfig = resolvedPolicy.getRuleConfig() == null
+                ? new StationPathRuleConfig()
+                : resolvedPolicy.getRuleConfig();
+
+        List<List<NavigateNode>> filteredCandidates = applyRuleFilters(allList, ruleConfig, true);
+        if (filteredCandidates.isEmpty() && hasWaypoint(ruleConfig) && !strictWaypoint(ruleConfig)) {
+            filteredCandidates = applyRuleFilters(allList, ruleConfig, false);
+            News.info("[WCS Debug] 绔欑偣璺緞鍙揪鎬ц鍒欏凡闄嶇骇锛屽拷鐣ュ叧閿�旂粡鐐圭害鏉熷悗閲嶈瘯");
+        }
+        if (filteredCandidates.isEmpty()) {
+            if (resolvedPolicy.matchedRule()) {
+                News.warn("绔欑偣璺緞瑙勫垯鍛戒腑浣嗘棤鍙揪璺緞锛宺uleCode={},startStationId={},endStationId={}",
+                        resolvedPolicy.getRuleEntity() == null ? "" : resolvedPolicy.getRuleEntity().getRuleCode(),
+                        startStationId, endStationId);
+                return new ArrayList<>();
+            }
+            filteredCandidates = allList;
+        }
+
+        filteredCandidates.sort((left, right) -> compareReachabilityPath(left, right));
+        return filteredCandidates.isEmpty() ? new ArrayList<>() : filteredCandidates.get(0);
+    }
+
     private List<NavigateNode> findStationBestPathTwoStage(List<List<NavigateNode>> allList,
                                                            StationPathResolvedPolicy resolvedPolicy,
-                                                           Integer currentTaskNo) {
+                                                           Integer currentTaskNo,
+                                                           Double pathLenFactor,
+                                                           Integer startStationId,
+                                                           Integer endStationId) {
+        List<List<NavigateNode>> orderedPathList = orderStationPathCandidates(allList, resolvedPolicy, currentTaskNo, pathLenFactor, startStationId, endStationId);
+        if (orderedPathList.isEmpty()) {
+            return new ArrayList<>();
+        }
+        return orderedPathList.get(0);
+    }
+
+    private List<List<NavigateNode>> orderStationPathCandidates(List<List<NavigateNode>> allList,
+                                                                StationPathResolvedPolicy resolvedPolicy,
+                                                                Integer currentTaskNo,
+                                                                Double pathLenFactor,
+                                                                Integer startStationId,
+                                                                Integer endStationId) {
         if (allList == null || allList.isEmpty()) {
             return new ArrayList<>();
         }
@@ -353,17 +879,16 @@
         if (metricsList.isEmpty()) {
             if (globalPolicy.forceSkipPassOtherOutStation && skippedByOtherOutStation > 0) {
                 News.warn("[WCS Debug] 绔欑偣璺緞鍊欓�夊叏閮ㄨ杩囨护锛屽洜缁忚繃鍏朵粬鍑哄簱绔欑偣,startStationId={},endStationId={}",
-                        resolvedPolicy.getRuleEntity() == null ? null : resolvedPolicy.getRuleEntity().getStartStationId(),
-                        resolvedPolicy.getRuleEntity() == null ? null : resolvedPolicy.getRuleEntity().getEndStationId());
+                        startStationId, endStationId);
             } else if (skippedByLoopMergeGuard > 0) {
                 News.warn("[WCS Debug] 绔欑偣璺緞鍊欓�夊叏閮ㄨ杩囨护锛屽洜鍒嗗弶鍙f彃鍏ョ幆绾夸富骞蹭細褰卞搷涓诲共閬�,startStationId={},endStationId={}",
-                        resolvedPolicy.getRuleEntity() == null ? null : resolvedPolicy.getRuleEntity().getStartStationId(),
-                        resolvedPolicy.getRuleEntity() == null ? null : resolvedPolicy.getRuleEntity().getEndStationId());
+                        startStationId, endStationId);
             }
             return new ArrayList<>();
         }
 
-        metricsList.sort((a, b) -> compareDouble(a.staticCost, b.staticCost, a.turnCount, b.turnCount, a.pathLen, b.pathLen));
+        applyPathLengthPreference(metricsList, profileConfig, globalPolicy, pathLenFactor);
+        metricsList.sort((a, b) -> compareStaticCandidateMetrics(a, b, pathLenFactor));
         PathCandidateMetrics preferred = metricsList.get(0);
         int maxLen = (int) Math.ceil(preferred.pathLen * safeDouble(profileConfig.getS1MaxLenRatio(), 1.15d));
         int maxTurns = preferred.turnCount + safeInt(profileConfig.getS1MaxTurnDiff(), 1);
@@ -379,12 +904,41 @@
         }
 
         int topK = safeInt(profileConfig.getS1TopK(), 5);
-        if (topK > 0 && stage1Selected.size() > topK) {
-            stage1Selected = new ArrayList<>(stage1Selected.subList(0, topK));
+        List<PathCandidateMetrics> primaryMetrics = new ArrayList<>(stage1Selected);
+        List<PathCandidateMetrics> secondaryMetrics = new ArrayList<>();
+        if (topK > 0 && primaryMetrics.size() > topK) {
+            secondaryMetrics.addAll(primaryMetrics.subList(topK, primaryMetrics.size()));
+            primaryMetrics = new ArrayList<>(primaryMetrics.subList(0, topK));
         }
 
-        stage1Selected.sort((a, b) -> compareDouble(a.dynamicCost, b.dynamicCost, a.pathLen, b.pathLen, a.turnCount, b.turnCount));
-        return stage1Selected.get(0).path;
+        primaryMetrics.sort((a, b) -> compareDynamicCandidateMetrics(a, b, pathLenFactor));
+        secondaryMetrics.sort((a, b) -> compareDynamicCandidateMetrics(a, b, pathLenFactor));
+
+        List<PathCandidateMetrics> remainingMetrics = new ArrayList<>();
+        for (PathCandidateMetrics metrics : metricsList) {
+            if (!stage1Selected.contains(metrics)) {
+                remainingMetrics.add(metrics);
+            }
+        }
+        remainingMetrics.sort((a, b) -> compareDynamicCandidateMetrics(a, b, pathLenFactor));
+
+        List<List<NavigateNode>> orderedPathList = new ArrayList<>();
+        appendCandidatePathList(orderedPathList, primaryMetrics);
+        appendCandidatePathList(orderedPathList, secondaryMetrics);
+        appendCandidatePathList(orderedPathList, remainingMetrics);
+        return orderedPathList;
+    }
+
+    private void appendCandidatePathList(List<List<NavigateNode>> orderedPathList,
+                                         List<PathCandidateMetrics> metricsList) {
+        if (orderedPathList == null || metricsList == null) {
+            return;
+        }
+        for (PathCandidateMetrics metrics : metricsList) {
+            if (metrics != null && metrics.path != null && !metrics.path.isEmpty()) {
+                orderedPathList.add(metrics.path);
+            }
+        }
     }
 
     private List<List<NavigateNode>> applyRuleFilters(List<List<NavigateNode>> allList,
@@ -637,9 +1191,9 @@
         double congWeightFactor = globalPolicy == null ? 1.0d : globalPolicy.congWeightFactor;
         double passOtherOutStationPenaltyWeight = globalPolicy == null ? 0.0d : globalPolicy.passOtherOutStationPenaltyWeight;
 
-        metrics.staticCost =
-                safeDouble(profileConfig.getS1LenWeight(), 1.0d) * lenWeightFactor * metrics.pathLen
-                        + safeDouble(profileConfig.getS1TurnWeight(), 3.0d) * metrics.turnCount
+        metrics.baseLengthWeight = safeDouble(profileConfig.getS1LenWeight(), 1.0d) * lenWeightFactor;
+        metrics.otherStaticCost =
+                safeDouble(profileConfig.getS1TurnWeight(), 3.0d) * metrics.turnCount
                         + safeDouble(profileConfig.getS1LiftWeight(), 8.0d) * metrics.liftTransferCount
                         + passOtherOutStationPenaltyWeight * metrics.passOtherOutStationCount
                         + softDeviationWeight * metrics.softDeviationCount;
@@ -670,6 +1224,115 @@
             }
         }
         return count;
+    }
+
+    private int compareReachabilityPath(List<NavigateNode> left, List<NavigateNode> right) {
+        int leftLen = left == null ? Integer.MAX_VALUE : left.size();
+        int rightLen = right == null ? Integer.MAX_VALUE : right.size();
+        int leftTurnCount = countTurnCount(left);
+        int rightTurnCount = countTurnCount(right);
+        int leftLiftCount = countLiftTransferCount(left);
+        int rightLiftCount = countLiftTransferCount(right);
+        return compareDouble(leftLen, rightLen, leftTurnCount, rightTurnCount, leftLiftCount, rightLiftCount);
+    }
+
+    private void applyPathLengthPreference(List<PathCandidateMetrics> metricsList,
+                                           StationPathProfileConfig profileConfig,
+                                           PathGlobalPolicy globalPolicy,
+                                           Double pathLenFactor) {
+        if (metricsList == null || metricsList.isEmpty()) {
+            return;
+        }
+        double normalizedFactor = normalizePathLenFactor(pathLenFactor);
+        int minPathLen = Integer.MAX_VALUE;
+        int maxPathLen = Integer.MIN_VALUE;
+        for (PathCandidateMetrics metrics : metricsList) {
+            if (metrics == null) {
+                continue;
+            }
+            minPathLen = Math.min(minPathLen, metrics.pathLen);
+            maxPathLen = Math.max(maxPathLen, metrics.pathLen);
+        }
+        if (minPathLen == Integer.MAX_VALUE || maxPathLen == Integer.MIN_VALUE) {
+            return;
+        }
+        double targetPathLen = normalizedFactor <= 0.0d || maxPathLen <= minPathLen
+                ? minPathLen
+                : minPathLen + normalizedFactor * (maxPathLen - minPathLen);
+        for (PathCandidateMetrics metrics : metricsList) {
+            if (metrics == null) {
+                continue;
+            }
+            metrics.pathLenPreferenceDistance = normalizedFactor <= 0.0d
+                    ? metrics.pathLen
+                    : Math.abs(metrics.pathLen - targetPathLen);
+            metrics.staticCost = metrics.baseLengthWeight * metrics.pathLenPreferenceDistance + metrics.otherStaticCost;
+        }
+    }
+
+    private int compareStaticCandidateMetrics(PathCandidateMetrics left,
+                                              PathCandidateMetrics right,
+                                              Double pathLenFactor) {
+        if (left == right) {
+            return 0;
+        }
+        if (left == null) {
+            return 1;
+        }
+        if (right == null) {
+            return -1;
+        }
+        int result = Double.compare(left.staticCost, right.staticCost);
+        if (result != 0) {
+            return result;
+        }
+        result = Double.compare(left.pathLenPreferenceDistance, right.pathLenPreferenceDistance);
+        if (result != 0) {
+            return result;
+        }
+        result = Integer.compare(left.turnCount, right.turnCount);
+        if (result != 0) {
+            return result;
+        }
+        return comparePathLenTie(left.pathLen, right.pathLen, pathLenFactor);
+    }
+
+    private int compareDynamicCandidateMetrics(PathCandidateMetrics left,
+                                               PathCandidateMetrics right,
+                                               Double pathLenFactor) {
+        if (left == right) {
+            return 0;
+        }
+        if (left == null) {
+            return 1;
+        }
+        if (right == null) {
+            return -1;
+        }
+        int result = Double.compare(left.dynamicCost, right.dynamicCost);
+        if (result != 0) {
+            return result;
+        }
+        result = Double.compare(left.pathLenPreferenceDistance, right.pathLenPreferenceDistance);
+        if (result != 0) {
+            return result;
+        }
+        result = comparePathLenTie(left.pathLen, right.pathLen, pathLenFactor);
+        if (result != 0) {
+            return result;
+        }
+        return Integer.compare(left.turnCount, right.turnCount);
+    }
+
+    private int comparePathLenTie(int leftPathLen, int rightPathLen, Double pathLenFactor) {
+        double normalizedFactor = normalizePathLenFactor(pathLenFactor);
+        if (normalizedFactor <= 0.0d) {
+            return Integer.compare(leftPathLen, rightPathLen);
+        }
+        if (normalizedFactor >= 0.5d) {
+            return Integer.compare(rightPathLen, leftPathLen);
+        }
+        return Integer.compare(leftPathLen, rightPathLen);
     }
 
     private int countLiftTransferCount(List<NavigateNode> path) {
@@ -1066,18 +1729,46 @@
                     graph.computeIfAbsent(stationId, key -> new LinkedHashSet<>());
                     List<NavigateNode> nextNodeList = navigateSolution.extend_current_node(stationMap, node);
                     for (NavigateNode nextNode : safeList(nextNodeList)) {
-                        Integer nextStationId = extractStationId(nextNode);
-                        if (nextStationId == null || stationId.equals(nextStationId)) {
-                            continue;
+                        for (Integer nextStationId : resolveConnectedStationIds(stationId, nextNode)) {
+                            if (nextStationId == null || stationId.equals(nextStationId)) {
+                                continue;
+                            }
+                            graph.computeIfAbsent(nextStationId, key -> new LinkedHashSet<>());
+                            graph.get(stationId).add(nextStationId);
+                            graph.get(nextStationId).add(stationId);
                         }
-                        graph.computeIfAbsent(nextStationId, key -> new LinkedHashSet<>());
-                        graph.get(stationId).add(nextStationId);
-                        graph.get(nextStationId).add(stationId);
                     }
                 }
             }
         }
         return graph;
+    }
+
+    private Set<Integer> resolveConnectedStationIds(Integer currentStationId, NavigateNode nextNode) {
+        Set<Integer> stationIdSet = new LinkedHashSet<>();
+        if (nextNode == null || nextNode.getNodeValue() == null) {
+            return stationIdSet;
+        }
+        try {
+            JSONObject value = JSON.parseObject(nextNode.getNodeValue());
+            if (value == null) {
+                return stationIdSet;
+            }
+            Integer directStationId = value.getInteger("stationId");
+            if (directStationId != null && !directStationId.equals(currentStationId)) {
+                stationIdSet.add(directStationId);
+            }
+            JSONArray bridgeStationIds = value.getJSONArray("bridgeStationIds");
+            if (bridgeStationIds != null) {
+                for (Integer bridgeStationId : bridgeStationIds.toJavaList(Integer.class)) {
+                    if (bridgeStationId != null && !bridgeStationId.equals(currentStationId)) {
+                        stationIdSet.add(bridgeStationId);
+                    }
+                }
+            }
+        } catch (Exception ignore) {
+        }
+        return stationIdSet;
     }
 
     private List<Integer> loadStationLevList() {
@@ -1196,42 +1887,7 @@
                                            StationTrafficSnapshot trafficSnapshot,
                                            LoopMergeGuardContext loopMergeGuardContext,
                                            Set<LoopMergeEntry> mandatoryLoopMergeEntrySet) {
-        if (path == null || path.size() < 2 || loopMergeGuardContext == null || loopMergeGuardContext.loopStationIdSet.isEmpty()) {
-            return true;
-        }
-
-        List<Integer> stationIdList = extractStationIdList(path);
-        if (stationIdList.size() < 2) {
-            return true;
-        }
-
-        for (int i = 1; i < stationIdList.size(); i++) {
-            Integer prevStationId = stationIdList.get(i - 1);
-            Integer currentStationId = stationIdList.get(i);
-            if (prevStationId == null || currentStationId == null) {
-                continue;
-            }
-            if (loopMergeGuardContext.loopStationIdSet.contains(prevStationId)
-                    || !loopMergeGuardContext.loopStationIdSet.contains(currentStationId)) {
-                continue;
-            }
-
-            Set<Integer> trunkNeighborSet = loopMergeGuardContext.loopNeighborMap.getOrDefault(currentStationId, Collections.emptySet());
-            if (trunkNeighborSet.size() < 2) {
-                continue;
-            }
-
-            LoopMergeEntry currentEntry = new LoopMergeEntry(prevStationId, currentStationId);
-            for (Integer trunkNeighborStationId : trunkNeighborSet) {
-                if (isStationOccupiedForLoopMerge(trunkNeighborStationId, statusMap, trafficSnapshot)) {
-                    return false;
-                }
-            }
-            boolean mandatoryEntry = mandatoryLoopMergeEntrySet != null && mandatoryLoopMergeEntrySet.contains(currentEntry);
-            if (!mandatoryEntry && !isLoopTrunkVeryIdle(currentStationId, loopMergeGuardContext, statusMap, trafficSnapshot)) {
-                return false;
-            }
-        }
+        // 鐜嚎骞跺叆淇濇姢宸插仠鐢細鍏佽鍊欓�夎矾寰勭洿鎺ュ弬涓庡悗缁瘎鍒嗐��
         return true;
     }
 
@@ -1754,12 +2410,258 @@
         return value == null ? defaultValue : value;
     }
 
+    private double normalizePathLenFactor(Double pathLenFactor) {
+        if (pathLenFactor == null) {
+            return 0.0d;
+        }
+        if (pathLenFactor < 0.0d) {
+            return 0.0d;
+        }
+        if (pathLenFactor > 1.0d) {
+            return 1.0d;
+        }
+        return pathLenFactor;
+    }
+
     private boolean notBlank(String text) {
         return text != null && !text.trim().isEmpty();
     }
 
+    private StationPathSearchContext buildStationPathSearchContext(Integer startStationId,
+                                                                   Integer endStationId,
+                                                                   StationPathResolvedPolicy resolvedPolicy,
+                                                                   StationPathCalcMode calcMode) {
+        BasStation startStation = basStationService.getById(startStationId);
+        if (startStation == null) {
+            throw new CoolException("鏈壘鍒拌 璧风偣 瀵瑰簲鐨勭珯鐐规暟鎹�");
+        }
+        Integer lev = startStation.getStationLev();
+
+        NavigateSolution navigateSolution = new NavigateSolution();
+        List<List<NavigateNode>> stationMap = navigateSolution.getStationMap(lev);
+
+        NavigateNode startNode = navigateSolution.findStationNavigateNode(stationMap, startStationId);
+        if (startNode == null) {
+            throw new CoolException("鏈壘鍒拌 璧风偣 瀵瑰簲鐨勮妭鐐�");
+        }
+
+        NavigateNode endNode = navigateSolution.findStationNavigateNode(stationMap, endStationId);
+        if (endNode == null) {
+            throw new CoolException("鏈壘鍒拌 缁堢偣 瀵瑰簲鐨勮妭鐐�");
+        }
+
+        StationPathProfileConfig profileConfig = resolvedPolicy.getProfileConfig() == null
+                ? StationPathProfileConfig.defaultConfig()
+                : resolvedPolicy.getProfileConfig();
+
+        long startTime = System.currentTimeMillis();
+        News.info("[WCS Debug] 绔欑偣璺緞寮�濮嬭绠�,startStationId={},endStationId={},mode={}",
+                startStationId,
+                endStationId,
+                calcMode == null ? "" : calcMode.name());
+        int calcMaxDepth = safeInt(profileConfig.getCalcMaxDepth(), 120);
+        int calcMaxPaths = safeInt(profileConfig.getCalcMaxPaths(), 500);
+        int calcMaxCost = safeInt(profileConfig.getCalcMaxCost(), 300);
+        List<Integer> guideStationSequence = buildGuideStationSequence(startStationId, endStationId, resolvedPolicy.getRuleConfig());
+        List<List<NavigateNode>> allList = navigateSolution.allSimplePaths(
+                stationMap,
+                startNode,
+                endNode,
+                calcMaxDepth,
+                calcMaxPaths,
+                calcMaxCost,
+                guideStationSequence
+        );
+        if (allList.isEmpty()) {
+            return StationPathSearchContext.empty(resolvedPolicy);
+        }
+        Map<Integer, StationProtocol> statusMap = loadStationStatusMap();
+        allList = filterNonAutoStationPaths(allList, statusMap);
+        if (allList.isEmpty()) {
+            News.info("[WCS Debug] 绔欑偣璺緞鍊欓�夊叏閮ㄨ杩囨护锛屽瓨鍦ㄩ潪鑷姩绔欑偣,startStationId={},endStationId={}", startStationId, endStationId);
+            return StationPathSearchContext.empty(resolvedPolicy);
+        }
+        News.info("[WCS Debug] 绔欑偣璺緞璁$畻瀹屾垚锛岃�楁椂锛歿}ms,startStationId={},endStationId={},mode={}",
+                System.currentTimeMillis() - startTime,
+                startStationId,
+                endStationId,
+                calcMode == null ? "" : calcMode.name());
+        return new StationPathSearchContext(allList, resolvedPolicy);
+    }
+
+    private List<List<NavigateNode>> normalizeCandidatePaths(List<List<NavigateNode>> orderedPathList) {
+        List<List<NavigateNode>> result = new ArrayList<>();
+        if (orderedPathList == null || orderedPathList.isEmpty()) {
+            return result;
+        }
+        Set<String> seenPathSignatures = new LinkedHashSet<>();
+        for (List<NavigateNode> path : orderedPathList) {
+            List<NavigateNode> normalizedPath = normalizeStationPath(path);
+            String pathSignature = buildPathSignature(normalizedPath);
+            if (pathSignature.isEmpty() || !seenPathSignatures.add(pathSignature)) {
+                continue;
+            }
+            result.add(normalizedPath);
+        }
+        return result;
+    }
+
+    private List<NavigateNode> normalizeStationPath(List<NavigateNode> path) {
+        List<NavigateNode> filterList = new ArrayList<>();
+        Integer lastStationId = null;
+        for (NavigateNode navigateNode : safeList(path)) {
+            if (navigateNode == null) {
+                continue;
+            }
+            JSONObject valueObject;
+            try {
+                valueObject = JSON.parseObject(navigateNode.getNodeValue());
+            } catch (Exception ignore) {
+                continue;
+            }
+            if (valueObject == null || valueObject.containsKey("rgvCalcFlag")) {
+                continue;
+            }
+            Integer stationId = valueObject.getInteger("stationId");
+            if (stationId == null) {
+                continue;
+            }
+            // 浠呭帇缂╄繛缁噸澶嶇珯鐐癸紝淇濈暀鐜嚎閲嶇畻鍦烘櫙涓嬪悗缁啀娆$粡杩囩殑鍚屼竴绔欑偣銆�
+            if (lastStationId != null && lastStationId.equals(stationId)) {
+                continue;
+            }
+            lastStationId = stationId;
+            NavigateNode clonedNode = navigateNode.clone();
+            if (clonedNode == null) {
+                continue;
+            }
+            filterList.add(clonedNode);
+        }
+
+        for (int i = 0; i < filterList.size(); i++) {
+            NavigateNode currentNode = filterList.get(i);
+            currentNode.setIsInflectionPoint(false);
+            currentNode.setIsLiftTransferPoint(false);
+
+            try {
+                JSONObject valueObject = JSON.parseObject(currentNode.getNodeValue());
+                if (valueObject != null) {
+                    Object isLiftTransfer = valueObject.get("isLiftTransfer");
+                    if (isLiftTransfer != null) {
+                        String isLiftTransferStr = isLiftTransfer.toString();
+                        if ("1".equals(isLiftTransferStr) || "true".equalsIgnoreCase(isLiftTransferStr)) {
+                            currentNode.setIsLiftTransferPoint(true);
+                        }
+                    }
+                }
+            } catch (Exception ignore) {
+            }
+
+            NavigateNode nextNode = (i + 1 < filterList.size()) ? filterList.get(i + 1) : null;
+            NavigateNode prevNode = (i - 1 >= 0) ? filterList.get(i - 1) : null;
+
+            HashMap<String, Object> searchResult = searchInflectionPoint(currentNode, nextNode, prevNode);
+            if (Boolean.parseBoolean(searchResult.get("result").toString())) {
+                currentNode.setIsInflectionPoint(true);
+                currentNode.setDirection(searchResult.get("direction").toString());
+            }
+        }
+        return filterList;
+    }
+
+    private String buildPathSignature(List<NavigateNode> path) {
+        List<Integer> stationIdList = extractStationIdList(path);
+        if (stationIdList.isEmpty()) {
+            return "";
+        }
+        StringBuilder builder = new StringBuilder();
+        for (Integer stationId : stationIdList) {
+            if (stationId == null) {
+                continue;
+            }
+            if (builder.length() > 0) {
+                builder.append("->");
+            }
+            builder.append(stationId);
+        }
+        return builder.toString();
+    }
+
     private <T> List<T> safeList(List<T> list) {
         return list == null ? Collections.emptyList() : list;
+    }
+
+    private static class StationPathSearchContext {
+        private final List<List<NavigateNode>> allList;
+        private final StationPathResolvedPolicy resolvedPolicy;
+
+        private StationPathSearchContext(List<List<NavigateNode>> allList,
+                                         StationPathResolvedPolicy resolvedPolicy) {
+            this.allList = allList == null ? new ArrayList<>() : allList;
+            this.resolvedPolicy = resolvedPolicy == null ? new StationPathResolvedPolicy() : resolvedPolicy;
+        }
+
+        private static StationPathSearchContext empty(StationPathResolvedPolicy resolvedPolicy) {
+            return new StationPathSearchContext(new ArrayList<>(), resolvedPolicy);
+        }
+    }
+
+    private static class DirectStationPathContext {
+        private StationPathCalcMode calcMode;
+        private Integer startStationId;
+        private Integer endStationId;
+        private NavigateSolution navigateSolution;
+        private List<List<NavigateNode>> stationMap;
+        private NavigateNode startNode;
+        private NavigateNode endNode;
+        private StationPathResolvedPolicy resolvedPolicy;
+        private StationPathRuleConfig ruleConfig;
+        private StationPathProfileConfig profileConfig;
+        private PathGlobalPolicy globalPolicy;
+        private Map<Integer, StationProtocol> statusMap = new HashMap<>();
+        private Map<Integer, Double> stationLoopLoadMap = new HashMap<>();
+        private StationTrafficSnapshot trafficSnapshot = new StationTrafficSnapshot();
+        private LoopMergeGuardContext loopMergeGuardContext = new LoopMergeGuardContext();
+        private Set<Integer> outStationIdSet = new HashSet<>();
+        private Set<Integer> forbidStationIdSet = new HashSet<>();
+        private Set<String> forbidEdgeSet = new HashSet<>();
+        private Set<Integer> softReferenceStationSet = new HashSet<>();
+    }
+
+    private static class DirectPathState {
+        private final NavigateNode node;
+        private final DirectPathState parent;
+        private final double gScore;
+        private final double fScore;
+
+        private DirectPathState(NavigateNode node,
+                                DirectPathState parent,
+                                double gScore,
+                                double fScore) {
+            this.node = node;
+            this.parent = parent;
+            this.gScore = gScore;
+            this.fScore = fScore;
+        }
+    }
+
+    private static class DirectPathSearchResult {
+        private final List<NavigateNode> path;
+        private final boolean includeWaypoint;
+        private final boolean includeSoftPreference;
+
+        private DirectPathSearchResult(List<NavigateNode> path,
+                                       boolean includeWaypoint,
+                                       boolean includeSoftPreference) {
+            this.path = path == null ? new ArrayList<>() : path;
+            this.includeWaypoint = includeWaypoint;
+            this.includeSoftPreference = includeSoftPreference;
+        }
+
+        private static DirectPathSearchResult empty(boolean includeWaypoint,
+                                                    boolean includeSoftPreference) {
+            return new DirectPathSearchResult(new ArrayList<>(), includeWaypoint, includeSoftPreference);
+        }
     }
 
     private static class PathCandidateMetrics {
@@ -1775,6 +2677,9 @@
         private int runBlockCount;
         private int softDeviationCount;
         private double loopPenalty;
+        private double baseLengthWeight;
+        private double otherStaticCost;
+        private double pathLenPreferenceDistance;
         private double staticCost;
         private double dynamicCost;
     }

--
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