From 12f30a09bce1c61b2ae90129124cdc467a59b074 Mon Sep 17 00:00:00 2001
From: jianghaiyue <jianghaiyue@zkyt.com>
Date: 星期三, 05 十一月 2025 15:03:17 +0800
Subject: [PATCH] 优化更新

---
 algo-zkd/src/main/java/com/algo/service/PathPlanningService.java |  540 +++++++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 files changed, 496 insertions(+), 44 deletions(-)

diff --git a/algo-zkd/src/main/java/com/algo/service/PathPlanningService.java b/algo-zkd/src/main/java/com/algo/service/PathPlanningService.java
index 026b64b..1d93b85 100644
--- a/algo-zkd/src/main/java/com/algo/service/PathPlanningService.java
+++ b/algo-zkd/src/main/java/com/algo/service/PathPlanningService.java
@@ -4,7 +4,6 @@
 import com.algo.model.*;
 import com.algo.util.JsonUtils;
 import com.algo.util.PathTimeCalculator;
-import lombok.Data;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
@@ -104,33 +103,70 @@
         this.taskExtractor = new ExecutingTaskExtractor(envDataConfig.getPathMapping(), taskList);
 
         long startTime = System.currentTimeMillis();
+        long unifiedTimestamp = startTime / 1000;
 
         System.out.println("寮�濮嬩负 " + agvStatusList.size() + " 涓狢TU瑙勫垝");
+        System.out.println("鏃堕棿鍩哄噯: " + unifiedTimestamp + "绉� (" + new Date(startTime) + ")");
+
+        // 缁熻鏁呴殰杞︽暟閲�
+        long faultyCount = agvStatusList.stream().filter(agv -> agv.getError() == 1).count();
+        if (faultyCount > 0) {
+            System.out.println("妫�娴嬪埌 " + faultyCount + " 涓晠闅滆溅(error)锛屽皢鍦ㄦ椂绌鸿〃涓崰鎹綅缃�");
+        }
 
         // 1. 鏋勫缓鐜版湁鍓╀綑璺緞鐨勬椂绌哄崰鐢ㄨ〃
         System.out.println("姝ラ1: 鏋勫缓鏃剁┖鍗犵敤琛�");
-        Map<String, String> spaceTimeOccupancyMap = remainingPathProcessor.buildSpaceTimeOccupancyMap(agvStatusList);
+        Map<String, String> spaceTimeOccupancyMap = remainingPathProcessor.buildSpaceTimeOccupancyMap(agvStatusList, unifiedTimestamp);
         System.out.println("鏃剁┖鍗犵敤琛ㄦ瀯寤哄畬鎴愶紝鍖呭惈 " + spaceTimeOccupancyMap.size() + " 涓崰鐢ㄧ偣");
 
-        // 2. 鍒嗙被澶勭悊CTU锛氭湁鍓╀綑璺緞鐨勫拰闇�瑕佹柊璺緞鐨�
+        // 2. 鍒濆鍖栬鍒掔粨鏋滈泦鍚�
+        List<PlannedPath> plannedPaths = new ArrayList<>();
+        List<ExecutingTask> executingTasks = new ArrayList<>();
+        Map<String, String> plannedAgvIds = new HashMap<>(); // 鎻愬墠鍒濆鍖栨爣璁版晠闅滆溅
+
+        // 3. 鍒嗙被澶勭悊CTU锛氭湁鍓╀綑璺緞鐨勫拰闇�瑕佹柊璺緞鐨�
         List<AGVStatus> ctuWithRemainingPaths = new ArrayList<>();
         List<AGVStatus> ctuNeedingNewPaths = new ArrayList<>();
+        List<AGVStatus> unhandledAgvs = new ArrayList<>(); // 鏈鐞嗙殑AGV
 
         for (AGVStatus agv : agvStatusList) {
+            // 鏁呴殰杞﹀凡鍦ㄦ椂绌哄崰鐢ㄨ〃涓鐞嗭紝鏍囪涓哄凡澶勭悊浣嗕笉瑙勫垝璺緞
+            if (agv.getError() == 1) {
+                plannedAgvIds.put(agv.getAgvId(), "FAULTY");
+                continue;
+            }
+            
             if (agv.hasRemainingPath()) {
                 ctuWithRemainingPaths.add(agv);
-            } else if (agv.canAcceptNewTask() || (includeIdleAgv && isAgvIdle(agv))) {
+            } else if (agv.canAcceptNewTask()) {
+                // 鍙互鎺ュ彈鏂颁换鍔$殑AGV锛堟湁浠诲姟鎴栧彲浠ユ帴鍙楁柊浠诲姟锛�
                 ctuNeedingNewPaths.add(agv);
+            } else if (includeIdleAgv && isAgvIdle(agv)) {
+                // 瀹屽叏绌洪棽鐨凙GV锛堟棤浠诲姟锛屾棤鍓╀綑璺緞锛�
+                ctuNeedingNewPaths.add(agv);
+            } else {
+                // 鍏朵粬鎯呭喌锛氫笉鍙敤銆佹湁鍓╀綑璺緞浣�>1銆佹湁浠诲姟浣嗕笉鍙敤绛�
+                unhandledAgvs.add(agv);
             }
         }
 
         System.out.println("CTU鍒嗙被瀹屾垚: 鏈夊墿浣欒矾寰�=" + ctuWithRemainingPaths.size() +
-                ", 闇�瑕佹柊璺緞=" + ctuNeedingNewPaths.size());
+                ", 闇�瑕佹柊璺緞=" + ctuNeedingNewPaths.size() +
+                ", 鏈鐞�=" + unhandledAgvs.size());
+        
+        // 璁板綍鏈鐞嗙殑AGV淇℃伅锛坉ebug锛�
+        if (!unhandledAgvs.isEmpty()) {
+            for (AGVStatus agv : unhandledAgvs) {
+                System.out.println("  - AGV " + agv.getAgvId() + 
+                    ": error=" + agv.getError() + 
+                    ", hasRemainingPath=" + agv.hasRemainingPath() + 
+                    ", canAcceptNewTask=" + agv.canAcceptNewTask() + 
+                    ", isIdle=" + isAgvIdle(agv) +
+                    ", isAvailable=" + agv.isAvailable());
+            }
+        }
 
-        // 3. 澶勭悊鏈夊墿浣欒矾寰勭殑CTU
-        List<PlannedPath> plannedPaths = new ArrayList<>();
-        List<ExecutingTask> executingTasks = new ArrayList<>();
-        Map<String, String> plannedAgvIds = new HashMap<>();
+        // 4. 澶勭悊鏈夊墿浣欒矾寰勭殑CTU
 
         System.out.println("姝ラ2: 澶勭悊鏈夊墿浣欒矾寰勭殑CTU");
         for (AGVStatus agv : ctuWithRemainingPaths) {
@@ -150,12 +186,30 @@
             }
         }
 
-        // 4. 涓洪渶瑕佹柊璺緞鐨凜TU鎻愬彇鎵ц涓换鍔�
+        // 4.5. 妫�鏌ョ┖闂睞GV鏄惁闇�瑕佽琛�
+        System.out.println("妫�鏌ョ┖闂睞GV鏄惁闇�瑕佽琛�");
+        List<AGVStatus> yieldingAgvs = identifyYieldingAgvs(agvStatusList, plannedPaths);
+        if (!yieldingAgvs.isEmpty()) {
+            System.out.println("  鍙戠幇 " + yieldingAgvs.size() + " 涓渶瑕佽琛岀殑绌洪棽AGV");
+            for (AGVStatus yieldAgv : yieldingAgvs) {
+                PlannedPath yieldPath = planYieldPath(yieldAgv, plannedPaths, spaceTimeOccupancyMap, constraints, unifiedTimestamp);
+                if (yieldPath != null) {
+                    plannedPaths.add(yieldPath);
+                    plannedAgvIds.put(yieldAgv.getAgvId(), "AVOIDING");
+                    System.out.println("  AGV " + yieldAgv.getAgvId() + " 璁╄璺緞瑙勫垝鎴愬姛锛屼粠 " + 
+                        yieldAgv.getPosition() + " 绉诲紑");
+                }
+            }
+        } else {
+            System.out.println("  鏃犻渶璁╄鐨凙GV");
+        }
+
+        // 5. 涓洪渶瑕佹柊璺緞鐨凜TU鎻愬彇鎵ц涓换鍔�
         System.out.println("姝ラ3: 鎻愬彇闇�瑕佹柊璺緞鐨凜TU浠诲姟");
         List<ExecutingTask> newTasks = taskExtractor.extractExecutingTasks(ctuNeedingNewPaths);
         System.out.println("鎻愬彇鍒� " + newTasks.size() + " 涓柊浠诲姟");
 
-        // 5. 涓烘柊浠诲姟瑙勫垝璺緞锛堣�冭檻鏃剁┖绾︽潫锛�
+        // 6. 涓烘柊浠诲姟瑙勫垝璺緞锛堣�冭檻鏃剁┖绾︽潫锛�
         System.out.println("姝ラ4: 涓烘柊浠诲姟瑙勫垝璺緞");
         for (ExecutingTask task : newTasks) {
             String agvId = task.getAgvId();
@@ -183,7 +237,7 @@
 
             // 瑙勫垝鏃剁┖瀹夊叏鐨勮矾寰�
             PlannedPath plannedPath = planPathWithSpaceTimeConstraints(
-                    currentPos, targetPos, constraints, spaceTimeOccupancyMap, agvStatus
+                    currentPos, targetPos, constraints, spaceTimeOccupancyMap, agvStatus, unifiedTimestamp
             );
 
             if (plannedPath != null) {
@@ -191,7 +245,6 @@
                 plannedPath.setAgvId(agvId);
                 plannedPath.setSegId(generateSegId(task.getTaskId(), agvId, task.getTaskType()));
 
-                // 澧炲己璺緞浠g爜淇℃伅
                 enhancePathCodes(plannedPath, task);
 
                 plannedPaths.add(plannedPath);
@@ -208,17 +261,45 @@
             }
         }
 
-        // 6. 澶勭悊绌洪棽CTU
+        // 7. 澶勭悊绌洪棽CTU
         if (includeIdleAgv) {
             System.out.println("姝ラ5: 澶勭悊绌洪棽CTU");
+            
+            // 7.1. 妫�鏌ョ┖闂睞GV鏄惁鍗犵敤宸茶鍒掕矾寰勶紝濡傛灉鍗犵敤鍒欑敓鎴愰伩璁╄矾寰�
+            List<AGVStatus> yieldingIdleAgvs = identifyYieldingAgvs(agvStatusList, plannedPaths);
+
+            List<AGVStatus> yieldingAgvsToHandle = new ArrayList<>();
+            for (AGVStatus yieldAgv : yieldingIdleAgvs) {
+                if (!plannedAgvIds.containsKey(yieldAgv.getAgvId())) {
+                    yieldingAgvsToHandle.add(yieldAgv);
+                }
+            }
+            
+            if (!yieldingAgvsToHandle.isEmpty()) {
+                System.out.println( yieldingAgvsToHandle.size() + " 涓渶瑕侀伩璁╃殑绌洪棽AGV");
+                for (AGVStatus yieldAgv : yieldingAgvsToHandle) {
+                    PlannedPath yieldPath = planYieldPath(yieldAgv, plannedPaths, spaceTimeOccupancyMap, constraints, unifiedTimestamp);
+                    if (yieldPath != null) {
+                        plannedPaths.add(yieldPath);
+                        plannedAgvIds.put(yieldAgv.getAgvId(), "AVOIDING");
+                    }
+                }
+            } else {
+                System.out.println("  鏃犻渶閬胯鐨勭┖闂睞GV");
+            }
+            
+            // 7.2. 鐒跺悗涓哄墿浣欑殑绌洪棽AGV瑙勫垝寰呮満/鍏呯數璺緞
             List<PlannedPath> idlePaths = planIdleAgvPathsWithConstraints(
-                    ctuNeedingNewPaths, plannedAgvIds, constraints, spaceTimeOccupancyMap
+                    ctuNeedingNewPaths, plannedAgvIds, constraints, spaceTimeOccupancyMap, unifiedTimestamp
             );
             plannedPaths.addAll(idlePaths);
-            System.out.println("绌洪棽CTU璺緞瑙勫垝瀹屾垚锛屾暟閲�: " + idlePaths.size());
+            System.out.println("  绌洪棽CTU璺緞瑙勫垝锛屾暟閲�: " + idlePaths.size());
         }
 
-        // 7. 鏈�缁堢鎾炴娴嬪拰瑙e喅锛堥拡瀵瑰悓鏃剁敓鎴愮殑鏂拌矾寰勶級
+        // 7.5. 鏈�缁堥伩璁╂鏌�
+        performFinalYieldingCheck(agvStatusList, plannedPaths, plannedAgvIds, spaceTimeOccupancyMap, constraints, unifiedTimestamp);
+
+        // 8. 鏈�缁堢鎾炴娴嬪拰瑙e喅
         System.out.println("姝ラ6: 鏈�缁堢鎾炴娴�");
         List<Conflict> conflicts = collisionDetector.detectConflicts(plannedPaths);
 
@@ -270,17 +351,51 @@
         PlannedPath remainingPath = agv.getRemainingPath();
         List<PathCode> remainingCodes = new ArrayList<>();
 
-        // 浠庡綋鍓嶄綅缃紑濮嬶紝鑾峰彇鍓╀綑璺緞
+        // 鑾峰彇鍓╀綑璺緞
         List<PathCode> originalCodes = remainingPath.getCodeList();
         for (int i = agv.getCurrentPathIndex(); i < originalCodes.size(); i++) {
-            remainingCodes.add(originalCodes.get(i));
+            PathCode originalCode = originalCodes.get(i);
+            PathCode newCode = new PathCode(originalCode.getCode(), originalCode.getDirection());
+            newCode.setActionType(originalCode.getActionType());
+            newCode.setTaskId(originalCode.getTaskId());
+            newCode.setPosType(originalCode.getPosType());
+            newCode.setLev(originalCode.getLev());
+            newCode.setTargetPoint(originalCode.isTargetPoint());
+            remainingCodes.add(newCode);
         }
 
-        // 鍒涘缓鏂扮殑璺緞瀵硅薄
         PlannedPath processedPath = new PlannedPath();
         processedPath.setAgvId(agv.getAgvId());
         processedPath.setCodeList(remainingCodes);
-        processedPath.setSegId(agv.getAgvId() + "_REMAINING_" + System.currentTimeMillis());
+        
+        // 浣跨敤杈撳叆涓殑segId锛屽鏋滄病鏈夊垯鐢熸垚鏂扮殑
+        String segId = remainingPath.getSegId();
+        if (segId == null || segId.trim().isEmpty()) {
+            segId = agv.getAgvId() + "_REMAINING_" + System.currentTimeMillis();
+        }
+        processedPath.setSegId(segId);
+
+        if (timeCalculator != null && !remainingCodes.isEmpty()) {
+            // 鑾峰彇AGV鐨勪笅涓�涓矾寰勭偣鍒拌揪鏃堕棿浣滀负璧峰鏃堕棿
+            long startTime = agv.getNextPointArrivalTime();
+            
+            CTUPhysicalConfig config = agv.getPhysicalConfig();
+            
+            // 浼扮畻褰撳墠閫熷害锛圓GV绉诲姩涓负姝e父閫熷害锛涢潤姝负0锛�
+            double initialSpeed = agv.hasRemainingPath() && agv.getRemainingPathLength() > 0 
+                                ? config.getNormalSpeed() : 0.0;
+            
+            // 璁$畻鏃堕棿淇℃伅
+            // arrivalTime, departureTime, cumulativeTime
+            timeCalculator.calculatePathTiming(
+                processedPath, 
+                startTime, 
+                config, 
+                initialSpeed
+            ); 
+        } else {
+            System.out.println("  鏈兘涓哄墿浣欒矾寰勮缃椂闂翠俊鎭� - AGV: " + agv.getAgvId());
+        }
 
         return processedPath;
     }
@@ -328,27 +443,32 @@
      * @param constraints  绾︽潫鏉′欢
      * @param occupancyMap 鏃剁┖鍗犵敤琛�
      * @param agvStatus    CTU鐘舵��
+     * @param unifiedTimestamp 缁熶竴鏃堕棿鎴筹紙绉掞級
      * @return 瑙勫垝鐨勮矾寰�
      */
     private PlannedPath planPathWithSpaceTimeConstraints(String startPos, String endPos,
                                                          List<double[]> constraints,
                                                          Map<String, String> occupancyMap,
-                                                         AGVStatus agvStatus) {
-        // 灏濊瘯鍩烘湰璺緞瑙勫垝
-        PlannedPath basicPath = pathPlanner.planPath(startPos, endPos, constraints);
-        if (basicPath == null) {
+                                                         AGVStatus agvStatus,
+                                                         long unifiedTimestamp) {
+        // 甯︽椂绌哄崰鐢ㄨ〃鐨勮矾寰勮鍒�
+        long startTimeMs = unifiedTimestamp * 1000; 
+        PlannedPath spacetimePath = ((AStarPathPlanner)pathPlanner).planSpaceTimePath(
+                startPos, 
+                endPos, 
+                constraints, 
+                occupancyMap, 
+                agvStatus.getPhysicalConfig(),
+                startTimeMs 
+        );
+        
+        if (spacetimePath == null) {
             return null;
         }
 
-        // 鎵惧埌瀹夊叏鐨勮捣濮嬫椂闂�
-        long safeStartTime = remainingPathProcessor.findSafeStartTime(
-                basicPath, occupancyMap, agvStatus.getPhysicalConfig()
-        );
+        timeCalculator.calculatePathTiming(spacetimePath, startTimeMs, agvStatus.getPhysicalConfig(), 0.0);
 
-        // 浣跨敤缁熶竴鐨勬椂闂磋绠楀櫒璁剧疆绮剧‘鐨勬椂闂翠俊鎭�
-        timeCalculator.calculatePathTiming(basicPath, safeStartTime, agvStatus.getPhysicalConfig(), 0.0);
-
-        return basicPath;
+        return spacetimePath;
     }
 
     /**
@@ -378,9 +498,12 @@
 
                 // 濡傛灉鏈夋柟鍚戝彉鍖栵紝澧炲姞杞悜鏃堕棿
                 PathCode nextCode = codeList.get(i + 1);
-                if (!pathCode.getDirection().equals(nextCode.getDirection())) {
-                    double turnTime = config.getTurnTime(pathCode.getDirection(), nextCode.getDirection());
-                    currentTime += (long) (turnTime * 1000);
+                // 娣诲姞null妫�鏌�
+                if (pathCode.getDirection() != null && nextCode.getDirection() != null) {
+                    if (!pathCode.getDirection().equals(nextCode.getDirection())) {
+                        double turnTime = config.getTurnTime(pathCode.getDirection(), nextCode.getDirection());
+                        currentTime += (long) (turnTime * 1000);
+                    }
                 }
             }
         }
@@ -434,12 +557,14 @@
      * @param plannedAgvIds 宸茶鍒扖TU鏄犲皠
      * @param constraints   绾︽潫鏉′欢
      * @param occupancyMap  鏃剁┖鍗犵敤琛�
+     * @param unifiedTimestamp 缁熶竴鏃堕棿鎴筹紙绉掞級
      * @return 绌洪棽CTU璺緞鍒楄〃
      */
     private List<PlannedPath> planIdleAgvPathsWithConstraints(List<AGVStatus> agvStatusList,
                                                               Map<String, String> plannedAgvIds,
                                                               List<double[]> constraints,
-                                                              Map<String, String> occupancyMap) {
+                                                              Map<String, String> occupancyMap,
+                                                              long unifiedTimestamp) {
         List<PlannedPath> idlePaths = new ArrayList<>();
 
         for (AGVStatus agvStatus : agvStatusList) {
@@ -457,7 +582,7 @@
 
                 if (targetPos != null && !targetPos.equals(currentPos)) {
                     PlannedPath idlePath = planPathWithSpaceTimeConstraints(
-                            currentPos, targetPos, constraints, occupancyMap, agvStatus
+                            currentPos, targetPos, constraints, occupancyMap, agvStatus, unifiedTimestamp
                     );
 
                     if (idlePath != null) {
@@ -611,9 +736,334 @@
     }
 
     /**
+     * 杩唬妫�鏌ユ墍鏈夌┖闂睞GV鏄惁鍗犵敤宸茶鍒掕矾寰�
+     */
+    private void performFinalYieldingCheck(List<AGVStatus> agvStatusList, 
+                                           List<PlannedPath> plannedPaths,
+                                           Map<String, String> plannedAgvIds,
+                                           Map<String, String> spaceTimeOccupancyMap,
+                                           List<double[]> constraints,
+                                           long unifiedTimestamp) {
+        final int MAX_ITERATIONS = 5; // 鏈�澶ц凯浠f鏁�
+        int iteration = 0;
+        int totalYieldingCount = 0;
+        
+        while (iteration < MAX_ITERATIONS) {
+            iteration++;
+            
+            // 璇嗗埆闇�瑕侀伩璁╃殑绌洪棽AGV
+            List<AGVStatus> yieldingAgvs = identifyYieldingAgvs(agvStatusList, plannedPaths);
+            
+            if (yieldingAgvs.isEmpty()) {
+                if (iteration == 1) {
+                    System.out.println("  鏃犻渶閬胯鐨凙GV");
+                } else {
+                    System.out.println("  绗�" + iteration + "杞鏌ワ細鏃犳柊鐨勯伩璁╅渶姹�");
+                }
+                break;
+            }
+            
+            System.out.println("  绗�" + iteration + "杞鏌ワ細" + yieldingAgvs.size() + " 涓渶瑕侀伩璁╃殑AGV");
+            
+            // 瑙勫垝閬胯璺緞
+            int successCount = 0;
+            for (AGVStatus yieldAgv : yieldingAgvs) {
+                if (plannedAgvIds.containsKey(yieldAgv.getAgvId())) {
+                    continue;
+                }
+                
+                PlannedPath yieldPath = planYieldPath(yieldAgv, plannedPaths, spaceTimeOccupancyMap, constraints, unifiedTimestamp);
+                if (yieldPath != null) {
+                    plannedPaths.add(yieldPath);
+                    plannedAgvIds.put(yieldAgv.getAgvId(), "AVOIDING");
+                    successCount++;
+                    totalYieldingCount++;
+                }
+            }
+            
+            if (successCount == 0) {
+                System.out.println("  绗�" + iteration + "杞鏌ワ細鏃犳硶涓洪渶瑕侀伩璁╃殑AGV瑙勫垝璺緞锛屽仠姝㈣凯浠�");
+                break;
+            }
+        }
+        
+        if (iteration >= MAX_ITERATIONS) {
+            System.out.println("  杈惧埌鏈�澶ц凯浠f鏁�(" + MAX_ITERATIONS + ")锛屽彲鑳藉瓨鍦ㄥ鏉傜殑閬胯鍦烘櫙");
+        }
+        
+        if (totalYieldingCount > 0) {
+            System.out.println("  閬胯妫�鏌ュ畬鎴愶細鍏卞鐞� " + totalYieldingCount + " 涓伩璁〢GV锛岃凯浠� " + iteration + " 杞�");
+        }
+    }
+
+    /**
+     * 璇嗗埆闇�瑕佽琛岀殑AGV
+     * 妫�鏌ョ┖闂睞GV鏄惁鍗犵敤浜嗗叾浠朅GV鍓╀綑璺緞涓婄殑浣嶇疆
+     *
+     * @param agvStatusList 鎵�鏈堿GV鐘舵�佸垪琛�
+     * @param plannedPaths  宸茶鍒掔殑璺緞鍒楄〃锛堝寘鍚墿浣欒矾寰勶級
+     * @return 闇�瑕佽琛岀殑AGV鍒楄〃
+     */
+    private List<AGVStatus> identifyYieldingAgvs(List<AGVStatus> agvStatusList, List<PlannedPath> plannedPaths) {
+        List<AGVStatus> yieldingAgvs = new ArrayList<>();
+        
+        // 鏀堕泦鎵�鏈夊凡瑙勫垝璺緞涓婄殑浣嶇疆
+        Set<String> occupiedPositions = new HashSet<>();
+        for (PlannedPath path : plannedPaths) {
+            if (path.getCodeList() != null) {
+                for (PathCode code : path.getCodeList()) {
+                    if (code.getCode() != null) {
+                        occupiedPositions.add(code.getCode());
+                    }
+                }
+            }
+        }
+        
+        // 妫�鏌ユ瘡涓狝GV
+        for (AGVStatus agv : agvStatusList) {
+            // 濡傛灉杩欎釜AGV宸茬粡鏈夊墿浣欒矾寰勶紝璺宠繃锛堝凡鍦ㄤ换鍔★級
+            if (agv.hasRemainingPath()) {
+                continue;
+            }
+            
+            // 妫�鏌GV鏄惁鏈変綅缃俊鎭�
+            if (agv.getPosition() == null || agv.getPosition().trim().isEmpty()) {
+                continue;
+            }
+            
+            // 妫�鏌GV鏄惁鏄┖闂茬姸鎬侊紙status=0锛�
+            // 鍙娌℃湁鍓╀綑璺緞涓旀湁浣嶇疆锛屽氨妫�鏌ユ槸鍚﹂渶瑕佽琛�
+            int status = agv.getStatus();
+            if (status != 0) {
+                // status=1鎴�2锛堥棶棰樻垨蹇欑锛夌瓑鍏朵粬鐘舵�佽烦杩�
+                continue;
+            }
+            
+            // 妫�鏌ヨAGV鐨勪綅缃槸鍚﹀湪鍏朵粬AGV鐨勮矾寰勪笂
+            String currentPos = agv.getPosition();
+            if (occupiedPositions.contains(currentPos)) {
+                System.out.println(" CTU " + agv.getAgvId() + 
+                    " (status=" + status + ") 鍦ㄤ綅缃� " + currentPos + " 鍗犵敤浜嗗叾浠朇TU璺緞锛岄渶瑕佽琛�");
+                yieldingAgvs.add(agv);
+            }
+        }
+        
+        return yieldingAgvs;
+    }
+
+    /**
+     * 涓鸿琛孉GV瑙勫垝閬胯璺緞
+     *
+     * @param yieldAgv         闇�瑕佽琛岀殑AGV
+     * @param existingPaths    宸插瓨鍦ㄧ殑璺緞鍒楄〃
+     * @param occupancyMap     鏃剁┖鍗犵敤琛�
+     * @param constraints      璺緞绾︽潫
+     * @return 璁╄璺緞
+     */
+    private PlannedPath planYieldPath(AGVStatus yieldAgv, List<PlannedPath> existingPaths,
+                                     Map<String, String> occupancyMap, List<double[]> constraints,
+                                     long unifiedTimestamp) {
+        String currentPos = yieldAgv.getPosition();
+        String agvId = yieldAgv.getAgvId();
+        
+        // 1. 鎵惧埌瀹夊叏鐨勭洰鏍囦綅缃�
+        Set<String> blockedPositions = new HashSet<>();
+        for (PlannedPath path : existingPaths) {
+            if (path.getCodeList() != null) {
+                for (PathCode code : path.getCodeList()) {
+                    if (code.getCode() != null) {
+                        blockedPositions.add(code.getCode());
+                    }
+                }
+            }
+        }
+        
+        // 2. 瀵绘壘鍚堥�傝琛岀洰鏍囦綅缃�
+        String targetPos = findYieldTargetPosition(currentPos, blockedPositions, yieldAgv);
+        
+        if (targetPos == null || targetPos.equals(currentPos)) {
+            System.out.println("    AGV " + agvId + " 鏃犳硶鎵惧埌鍚堥�傜殑璁╄浣嶇疆");
+            return null;
+        }
+        
+        // 3. 瑙勫垝閬胯璺緞
+        PlannedPath yieldPath = planPathWithSpaceTimeConstraints(
+            currentPos, targetPos, constraints, occupancyMap, yieldAgv, unifiedTimestamp
+        );
+        
+        if (yieldPath != null) {
+            yieldPath.setAgvId(agvId);
+            yieldPath.setSegId(generateSegId("AVOID", agvId, "avoiding"));
+            
+            // 璁剧疆璺緞浠g爜淇℃伅
+            enhancePathCodesForYielding(yieldPath);
+            
+            // 鏇存柊鍗犵敤琛�
+            updateSpaceTimeOccupancyMap(yieldPath, occupancyMap, yieldAgv);
+        }
+        
+        return yieldPath;
+    }
+
+    /**
+     * 瀵绘壘璁╄鐨勭洰鏍囦綅缃�
+     */
+    private String findYieldTargetPosition(String currentPos, Set<String> blockedPositions, AGVStatus agv) {
+        // 浣跨敤BFS鎼滅储婊¤冻瀹夊叏璺濈鐨勭┖闂蹭綅缃�
+        final int MAX_SEARCH_DEPTH = 15;
+        
+        // 鑾峰彇瀹夊叏璺濈鍙傛暟锛堜粠鐗╃悊閰嶇疆涓幏鍙栵紝榛樿3.0锛�
+        CTUPhysicalConfig config = agv.getPhysicalConfig();
+        double minSafetyDistance = config != null ? config.getMinSafetyDistance() : 3.0;
+        
+        // 灏嗗畨鍏ㄨ窛绂昏浆鎹负缃戞牸姝ユ暟锛堝亣璁炬瘡涓妭鐐归棿璺濅负1锛�
+        int safetySteps = (int) Math.ceil(minSafetyDistance);
+        
+        Queue<String> queue = new LinkedList<>();
+        Map<String, Integer> visited = new HashMap<>(); // 璁板綍浣嶇疆鍜岃窛绂�
+        
+        queue.offer(currentPos);
+        visited.put(currentPos, 0);
+        
+        while (!queue.isEmpty()) {
+            String pos = queue.poll();
+            int depth = visited.get(pos);
+
+            if (depth >= MAX_SEARCH_DEPTH) {
+                break;
+            }
+
+            List<Map<String, String>> neighbors = pathPlanner.getNeighbors(pos);
+            for (Map<String, String> neighbor : neighbors) {
+                String neighborPos = neighbor.get("code");
+                
+                if (neighborPos == null || visited.containsKey(neighborPos)) {
+                    continue;
+                }
+                
+                int distanceToPos = depth + 1;
+                visited.put(neighborPos, distanceToPos);
+                
+                // 妫�鏌ヨ浣嶇疆鏄惁婊¤冻瑕佹眰
+                if (!blockedPositions.contains(neighborPos) && 
+                    isSafeDistanceFromBlockedPositions(neighborPos, blockedPositions, safetySteps)) {
+                    System.out.println("  鎵惧埌瀹夊叏閬胯浣嶇疆: " + neighborPos);
+                    return neighborPos;
+                }
+                
+                // 鍔犲叆闃熷垪缁х画鎼滅储
+                queue.offer(neighborPos);
+            }
+        }
+        
+        System.out.println(" 鏈壘鍒版弧瓒冲畨鍏ㄨ窛绂荤殑閬胯浣嶇疆锛岄檷浣庡畨鍏ㄨ姹傞噸璇�");
+        
+        // 濡傛灉鎵句笉鍒版弧瓒冲畨鍏ㄨ窛绂荤殑浣嶇疆锛岄檷浣庤姹傚啀娆℃悳绱紙鑷冲皯淇濊瘉2姝ヨ窛绂伙級
+        return findYieldTargetPositionWithReducedSafety(currentPos, blockedPositions, 2);
+    }
+    
+    /**
+     * 妫�鏌ュ�欓�変綅缃笌鎵�鏈夎鍗犵敤浣嶇疆鏄惁婊¤冻瀹夊叏璺濈
+     */
+    private boolean isSafeDistanceFromBlockedPositions(String candidatePos, 
+                                                       Set<String> blockedPositions, 
+                                                       int minSteps) {
+        // 鑾峰彇鍊欓�変綅缃殑鍧愭爣
+        int[] candidateCoord = JsonUtils.getCoordinate(candidatePos, envDataConfig.getPathMapping());
+        if (candidateCoord == null) {
+            return false;
+        }
+        
+        // 妫�鏌ヤ笌姣忎釜琚崰鐢ㄤ綅缃殑璺濈
+        for (String blockedPos : blockedPositions) {
+            int[] blockedCoord = JsonUtils.getCoordinate(blockedPos, envDataConfig.getPathMapping());
+            if (blockedCoord == null) {
+                continue;
+            }
+            
+            // 璁$畻鏇煎搱椤胯窛绂�
+            int distance = Math.abs(candidateCoord[0] - blockedCoord[0]) + 
+                          Math.abs(candidateCoord[1] - blockedCoord[1]);
+            
+            if (distance < minSteps) {
+                return false;
+            }
+        }
+        
+        return true;
+    }
+    
+    /**
+     * 浣跨敤闄嶄綆鐨勫畨鍏ㄨ姹傛煡鎵捐琛屼綅缃紙澶囬�夛級
+     * 
+     * @param currentPos 褰撳墠浣嶇疆
+     * @param blockedPositions 琚崰鐢ㄧ殑浣嶇疆闆嗗悎
+     * @param minSteps 鏈�灏忔鏁拌姹�
+     * @return 璁╄鐩爣浣嶇疆
+     */
+    private String findYieldTargetPositionWithReducedSafety(String currentPos, 
+                                                            Set<String> blockedPositions, 
+                                                            int minSteps) {
+        final int MAX_SEARCH_DEPTH = 10;
+        
+        Queue<String> queue = new LinkedList<>();
+        Map<String, Integer> visited = new HashMap<>();
+        
+        queue.offer(currentPos);
+        visited.put(currentPos, 0);
+        
+        while (!queue.isEmpty()) {
+            String pos = queue.poll();
+            int depth = visited.get(pos);
+
+            if (depth >= MAX_SEARCH_DEPTH) {
+                break;
+            }
+
+            List<Map<String, String>> neighbors = pathPlanner.getNeighbors(pos);
+            for (Map<String, String> neighbor : neighbors) {
+                String neighborPos = neighbor.get("code");
+                
+                if (neighborPos == null || visited.containsKey(neighborPos)) {
+                    continue;
+                }
+                
+                visited.put(neighborPos, depth + 1);
+                
+                // 浣跨敤闄嶄綆鐨勫畨鍏ㄨ姹�
+                if (!blockedPositions.contains(neighborPos) && 
+                    isSafeDistanceFromBlockedPositions(neighborPos, blockedPositions, minSteps)) {
+                    System.out.println("  鎵惧埌闄嶇骇瀹夊叏閬胯浣嶇疆: " + neighborPos + 
+                                     " (璺濈=" + (depth + 1) + "姝�, 鏈�灏忓畨鍏ㄨ窛绂�=" + minSteps + "姝�)");
+                    return neighborPos;
+                }
+                
+                queue.offer(neighborPos);
+            }
+        }
+        
+        System.out.println("  鏃犳硶鎵惧埌閬胯浣嶇疆");
+        return null;
+    }
+
+    private void enhancePathCodesForYielding(PlannedPath yieldPath) {
+        if (yieldPath == null || yieldPath.getCodeList() == null) {
+            return;
+        }
+        
+        List<PathCode> codes = yieldPath.getCodeList();
+        for (int i = 0; i < codes.size(); i++) {
+            PathCode code = codes.get(i);
+            code.setActionType("0"); 
+            code.setPosType(null);
+            code.setLev(0);
+            code.setTargetPoint(i == codes.size() - 1); 
+        }
+    }
+
+    /**
      * 璺緞瑙勫垝缁撴灉绫�
      */
-    @Data
     public static class PathPlanningResult {
         private int totalAgvs;
         private int executingTasksCount;
@@ -699,7 +1149,8 @@
     private List<PlannedPath> planTasksInParallel(List<ExecutingTask> tasks,
                                                   List<double[]> constraints,
                                                   Map<String, String> spaceTimeOccupancyMap,
-                                                  List<AGVStatus> agvStatusList) {
+                                                  List<AGVStatus> agvStatusList,
+                                                  long unifiedTimestamp) {
 
         List<PlannedPath> allPaths = Collections.synchronizedList(new ArrayList<>());
 
@@ -720,7 +1171,7 @@
 
             for (ExecutingTask task : batch) {
                 Future<PlannedPath> future = executorService.submit(() -> {
-                    return planSingleTaskPath(task, constraints, spaceTimeOccupancyMap, agvStatusList);
+                    return planSingleTaskPath(task, constraints, spaceTimeOccupancyMap, agvStatusList, unifiedTimestamp);
                 });
                 futures.add(future);
             }
@@ -750,7 +1201,8 @@
     private PlannedPath planSingleTaskPath(ExecutingTask task,
                                            List<double[]> constraints,
                                            Map<String, String> spaceTimeOccupancyMap,
-                                           List<AGVStatus> agvStatusList) {
+                                           List<AGVStatus> agvStatusList,
+                                           long unifiedTimestamp) {
 
         String agvId = task.getAgvId();
         String currentPos = task.getCurrentPosition();
@@ -766,9 +1218,9 @@
             return null;
         }
 
-        // 瑙勫垝鏃剁┖瀹夊叏鐨勮矾寰�
+        // 瑙勫垝鏃剁┖瀹夊叏鐨勮矾寰勶紙浣跨敤缁熶竴鏃堕棿鎴筹級
         PlannedPath plannedPath = planPathWithSpaceTimeConstraints(
-                currentPos, targetPos, constraints, spaceTimeOccupancyMap, agvStatus
+                currentPos, targetPos, constraints, spaceTimeOccupancyMap, agvStatus, unifiedTimestamp
         );
 
         if (plannedPath != null) {

--
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