#

Junjie

1 天以前 2bba23eb20021363fbc70535a8dd09e3314ae0d5

 src/main/java/com/zy/core/utils/StationOperateProcessUtils.java

@@ -2,13 +2,21 @@

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.serializer.SerializerFeature;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.core.common.Cools;
import com.core.exception.CoolException;
import com.zy.asrs.domain.enums.NotifyMsgType;
import com.zy.asrs.domain.vo.StationCycleCapacityVo;
import com.zy.asrs.domain.vo.StationCycleLoopVo;
import com.zy.asrs.entity.*;
import com.zy.asrs.service.*;
import com.zy.asrs.utils.NotifyUtils;
import com.zy.common.entity.FindCrnNoResult;
import com.zy.common.model.NavigateNode;
import com.zy.common.model.StartupDto;
import com.zy.common.service.CommonService;
import com.zy.common.utils.NavigateUtils;
import com.zy.common.utils.RedisUtil;
import com.zy.core.News;
import com.zy.core.cache.MessageQueue;
@@ -26,6 +34,7 @@

@Component
public class StationOperateProcessUtils {
    private static final int LOOP_LOAD_RESERVE_EXPIRE_SECONDS = 120;

    @Autowired
    private BasDevpService basDevpService;
@@ -34,19 +43,27 @@
    @Autowired
    private CommonService commonService;
    @Autowired
    private BasCrnpService basCrnpService;
    @Autowired
    private BasDualCrnpService basDualCrnpService;
    @Autowired
    private RedisUtil redisUtil;
    @Autowired
    private LocMastService locMastService;
    @Autowired
    private WmsOperateUtils wmsOperateUtils;
    @Autowired
    private NotifyUtils notifyUtils;
    @Autowired
    private NavigateUtils navigateUtils;
    @Autowired
    private BasStationService basStationService;
    @Autowired
    private StationCycleCapacityService stationCycleCapacityService;

    //执行输送站点入库任务
    public synchronized void stationInExecute() {
        try {
            DispatchLimitConfig limitConfig = getDispatchLimitConfig();
            int[] currentStationTaskCountRef = new int[]{countCurrentStationTask()};
            LoadGuardState loadGuardState = buildLoadGuardState(limitConfig);

            List<BasDevp> basDevps = basDevpService.selectList(new EntityWrapper<>());
            for (BasDevp basDevp : basDevps) {
                StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basDevp.getDevpNo());
@@ -101,6 +118,12 @@
                            continue;
                        }

                        LoopHitResult loopHitResult = findPathLoopHit(limitConfig, stationProtocol.getStationId(), targetStationId, loadGuardState);

                        if (isDispatchBlocked(limitConfig, currentStationTaskCountRef[0], loadGuardState, loopHitResult.isThroughLoop())) {
                            return;
                        }

                        StationCommand command = stationThread.getCommand(StationCommandType.MOVE, wrkMast.getWrkNo(), stationId, targetStationId, 0);
                        if (command == null) {
                            News.taskInfo(wrkMast.getWrkNo(), "{}工作,获取输送线命令失败", wrkMast.getWrkNo());
@@ -116,6 +139,8 @@
                            MessageQueue.offer(SlaveType.Devp, basDevp.getDevpNo(), new Task(2, command));
                            News.info("输送站点入库命令下发成功，站点号={}，工作号={}，命令数据={}", stationId, wrkMast.getWrkNo(), JSON.toJSONString(command));
                            redisUtil.set(RedisKeyType.STATION_IN_EXECUTE_LIMIT.key + stationId, "lock", 5);
                            loadGuardState.reserveLoopTask(loopHitResult.getLoopNo());
                            saveLoopLoadReserve(wrkMast.getWrkNo(), loopHitResult);
                        }
                    }
                }
@@ -128,10 +153,16 @@
    //执行堆垛机输送站点出库任务
    public synchronized void crnStationOutExecute() {
        try {
            DispatchLimitConfig limitConfig = getDispatchLimitConfig();
            int[] currentStationTaskCountRef = new int[]{countCurrentStationTask()};
            LoadGuardState loadGuardState = buildLoadGuardState(limitConfig);

            List<WrkMast> wrkMasts = wrkMastService.selectList(new EntityWrapper<WrkMast>()
                    .eq("wrk_sts", WrkStsType.OUTBOUND_RUN_COMPLETE.sts)
                    .isNotNull("crn_no")
            );
            List<Integer> outOrderList = getAllOutOrderList();

            for (WrkMast wrkMast : wrkMasts) {
                Object infoObj = redisUtil.get(RedisKeyType.CRN_OUT_TASK_COMPLETE_STATION_INFO.key + wrkMast.getWrkNo());
                if (infoObj == null) {
@@ -161,7 +192,30 @@
                        && stationProtocol.isLoading()
                        && stationProtocol.getTaskNo() == 0
                ) {
                    StationCommand command = stationThread.getCommand(StationCommandType.MOVE, wrkMast.getWrkNo(), stationProtocol.getStationId(), wrkMast.getStaNo(), 0);
                    Integer moveStaNo = wrkMast.getStaNo();

                    if (!outOrderList.isEmpty()) {
                        List<NavigateNode> nodes = navigateUtils.calcByStationId(stationProtocol.getStationId(), wrkMast.getStaNo());
                        for (int i = nodes.size() - 1; i >= 0; i--) {
                            NavigateNode node = nodes.get(i);
                            JSONObject v = JSONObject.parseObject(node.getNodeValue());
                            if (v != null) {
                                Integer stationId = v.getInteger("stationId");
                                if (outOrderList.contains(stationId)) {
                                    moveStaNo = stationId;
                                    break;
                                }
                            }
                        }
                    }

                    LoopHitResult loopHitResult = findPathLoopHit(limitConfig, stationProtocol.getStationId(), moveStaNo, loadGuardState);

                    if (isDispatchBlocked(limitConfig, currentStationTaskCountRef[0], loadGuardState, loopHitResult.isThroughLoop())) {
                        return;
                    }

                    StationCommand command = stationThread.getCommand(StationCommandType.MOVE, wrkMast.getWrkNo(), stationProtocol.getStationId(), moveStaNo, 0);
                    if (command == null) {
                        News.taskInfo(wrkMast.getWrkNo(), "获取输送线命令失败");
                        continue;
@@ -174,8 +228,10 @@
                        MessageQueue.offer(SlaveType.Devp, stationObjModel.getDeviceNo(), new Task(2, command));
                        News.info("输送站点出库命令下发成功，站点号={}，工作号={}，命令数据={}", stationProtocol.getStationId(), wrkMast.getWrkNo(), JSON.toJSONString(command));
                        redisUtil.set(RedisKeyType.STATION_OUT_EXECUTE_LIMIT.key + stationProtocol.getStationId(), "lock", 5);
                        redisUtil.set(RedisKeyType.STATION_OUT_EXECUTE_COMPLETE_LIMIT.key + wrkMast.getWrkNo(), "lock", 60);
                        redisUtil.del(RedisKeyType.CRN_OUT_TASK_COMPLETE_STATION_INFO.key + wrkMast.getWrkNo());
                        currentStationTaskCountRef[0]++;
                        loadGuardState.reserveLoopTask(loopHitResult.getLoopNo());
                        saveLoopLoadReserve(wrkMast.getWrkNo(), loopHitResult);
                    }
                }
            }
@@ -231,9 +287,9 @@
                    wrkMast.setIoTime(new Date());
                    if (wrkMastService.updateById(wrkMast)) {
                        MessageQueue.offer(SlaveType.Devp, stationObjModel.getDeviceNo(), new Task(2, command));
                        notifyUtils.notify(String.valueOf(SlaveType.Devp), stationObjModel.getDeviceNo(), String.valueOf(wrkMast.getWrkNo()), wrkMast.getWmsWrkNo(), NotifyMsgType.STATION_OUT_TASK_RUN, null);
                        News.info("输送站点出库命令下发成功，站点号={}，工作号={}，命令数据={}", stationProtocol.getStationId(), wrkMast.getWrkNo(), JSON.toJSONString(command));
                        redisUtil.set(RedisKeyType.STATION_OUT_EXECUTE_LIMIT.key + stationProtocol.getStationId(), "lock", 5);
                        redisUtil.set(RedisKeyType.STATION_OUT_EXECUTE_COMPLETE_LIMIT.key + wrkMast.getWrkNo(), "lock", 60);
                        redisUtil.del(RedisKeyType.DUAL_CRN_OUT_TASK_STATION_INFO.key + wrkMast.getWrkNo());
                    }
                }
@@ -249,26 +305,74 @@
            List<WrkMast> wrkMasts = wrkMastService.selectList(new EntityWrapper<WrkMast>().eq("wrk_sts", WrkStsType.STATION_RUN.sts));
            for (WrkMast wrkMast : wrkMasts) {
                Integer wrkNo = wrkMast.getWrkNo();
                Integer targetStaNo = wrkMast.getStaNo();

                boolean complete = false;
                BasStation basStation = basStationService.selectOne(new EntityWrapper<BasStation>().eq("station_id", targetStaNo));
                if (basStation == null) {
                    continue;
                }

                StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basStation.getDeviceNo());
                if (stationThread == null) {
                    continue;
                }

                Map<Integer, StationProtocol> statusMap = stationThread.getStatusMap();
                StationProtocol stationProtocol = statusMap.get(basStation.getStationId());
                if (stationProtocol == null) {
                    continue;
                }

                if (stationProtocol.getTaskNo().equals(wrkNo)) {
                    complete = true;
                }

                if (complete) {
                    wrkMast.setWrkSts(WrkStsType.STATION_RUN_COMPLETE.sts);
                    wrkMast.setIoTime(new Date());
                    wrkMastService.updateById(wrkMast);
                    notifyUtils.notify(String.valueOf(SlaveType.Devp), basStation.getDeviceNo(), String.valueOf(wrkMast.getWrkNo()), wrkMast.getWmsWrkNo(), NotifyMsgType.STATION_OUT_TASK_RUN_COMPLETE, null);
                    redisUtil.set(RedisKeyType.STATION_OUT_EXECUTE_COMPLETE_LIMIT.key + wrkMast.getWrkNo(), "lock", 60);
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    // 检测任务转完成
    public synchronized void checkTaskToComplete() {
        try {
            List<WrkMast> wrkMasts = wrkMastService.selectList(new EntityWrapper<WrkMast>().eq("wrk_sts", WrkStsType.STATION_RUN_COMPLETE.sts));
            for (WrkMast wrkMast : wrkMasts) {
                Integer wrkNo = wrkMast.getWrkNo();
                Integer targetStaNo = wrkMast.getStaNo();

                Object lock = redisUtil.get(RedisKeyType.STATION_OUT_EXECUTE_COMPLETE_LIMIT.key + wrkNo);
                if (lock != null) {
                    continue;
                }

                boolean complete = true;
                List<BasDevp> basDevps = basDevpService.selectList(new EntityWrapper<>());
                for (BasDevp basDevp : basDevps) {
                    StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basDevp.getDevpNo());
                    if (stationThread == null) {
                        continue;
                    }
                boolean complete = false;
                BasStation basStation = basStationService.selectOne(new EntityWrapper<BasStation>().eq("station_id", targetStaNo));
                if (basStation == null) {
                    continue;
                }

                    List<StationProtocol> list = stationThread.getStatus();
                    for (StationProtocol stationProtocol : list) {
                        if (stationProtocol.getTaskNo().equals(wrkNo)) {
                            complete = false;
                        }
                    }
                StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basStation.getDeviceNo());
                if (stationThread == null) {
                    continue;
                }

                Map<Integer, StationProtocol> statusMap = stationThread.getStatusMap();
                StationProtocol stationProtocol = statusMap.get(basStation.getStationId());
                if (stationProtocol == null) {
                    continue;
                }

                if (!stationProtocol.getTaskNo().equals(wrkNo)) {
                    complete = true;
                }

                if (complete) {
@@ -421,10 +525,257 @@

    //获取输送线任务数量
    public synchronized int getCurrentStationTaskCount() {
        int currentStationTaskCount = 0;
        return countCurrentStationTask();
    }

    // 检测出库排序
    public synchronized void checkStationOutOrder() {
        List<BasDevp> basDevps = basDevpService.selectList(new EntityWrapper<BasDevp>());
        for (BasDevp basDevp : basDevps) {
            StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basDevp.getId());
            if (stationThread == null) {
                continue;
            }
            Map<Integer, StationProtocol> statusMap = stationThread.getStatusMap();
            List<StationObjModel> orderList = basDevp.getOutOrderList$();
            for (StationObjModel stationObjModel : orderList) {
                StationProtocol stationProtocol = statusMap.get(stationObjModel.getStationId());
                if (stationProtocol == null) {
                    continue;
                }

                if (!stationProtocol.isAutoing()) {
                    continue;
                }

                if (!stationProtocol.isLoading()) {
                    continue;
                }

                if (stationProtocol.getTaskNo() <= 0) {
                    continue;
                }

                if (!stationProtocol.getStationId().equals(stationProtocol.getTargetStaNo())) {
                    continue;
                }

                WrkMast wrkMast = wrkMastService.selectByWorkNo(stationProtocol.getTaskNo());
                if (wrkMast == null) {
                    continue;
                }

                if (Cools.isEmpty(wrkMast.getBatch())) {
                    continue;
                }

                if (Cools.isEmpty(wrkMast.getBatchSeq())) {
                    continue;
                }

                List<WrkMast> batchWrkList = wrkMastService.selectList(new EntityWrapper<WrkMast>()
                        .notIn("wrk_sts", WrkStsType.STATION_RUN_COMPLETE.sts, WrkStsType.COMPLETE_OUTBOUND.sts)
                        .eq("batch", wrkMast.getBatch())
                        .orderBy("batch")
                );
                if (batchWrkList.isEmpty()) {
                    continue;
                }
                WrkMast firstWrkMast = batchWrkList.get(0);
                Integer currentBatchSeq = firstWrkMast.getBatchSeq();

                List<NavigateNode> initPath = navigateUtils.calcByStationId(wrkMast.getSourceStaNo(), wrkMast.getStaNo());

                String commandType = "none";
                Integer seq = getOutStationBatchSeq(initPath, stationProtocol.getStationId(), wrkMast.getBatch());
                if (seq == null) {
                    if (currentBatchSeq.equals(wrkMast.getBatchSeq())) {
                        commandType = "toTarget";
                    }else {
                        commandType = "toCircle";
                    }
                }else {
                    seq++;
                    if (seq.equals(wrkMast.getBatchSeq()) && currentBatchSeq.equals(wrkMast.getBatchSeq())) {
                        commandType = "toTarget";
                    }else {
                        commandType = "toCircle";
                    }
                }

                if (commandType.equals("toTarget")) {
                    StationCommand command = stationThread.getCommand(StationCommandType.MOVE, wrkMast.getWrkNo(), stationProtocol.getStationId(), wrkMast.getStaNo(), 0);
                    if (command == null) {
                        News.taskInfo(wrkMast.getWrkNo(), "获取输送线命令失败");
                        continue;
                    }
                    MessageQueue.offer(SlaveType.Devp, stationObjModel.getDeviceNo(), new Task(2, command));
                    News.info("{}任务直接去目标点", wrkMast.getWrkNo());
                } else if (commandType.equals("toCircle")) {
                    Integer circleTarget = null;
                    for (NavigateNode node : initPath) {
                        JSONObject v = JSONObject.parseObject(node.getNodeValue());
                        if (v != null) {
                            Integer stationId = v.getInteger("stationId");
                            try {
                                List<NavigateNode> enableMovePath = navigateUtils.calcByStationId(stationProtocol.getStationId(), stationId);
                                if (enableMovePath.isEmpty()) {
                                    continue;
                                }
                            } catch (Exception e) {
                                continue;
                            }

                            circleTarget = stationId;
                            break;
                        }
                    }

                    if (circleTarget == null) {
                        continue;
                    }

                    StationCommand command = stationThread.getCommand(StationCommandType.MOVE, wrkMast.getWrkNo(), stationProtocol.getStationId(), circleTarget, 0);
                    if (command == null) {
                        News.taskInfo(wrkMast.getWrkNo(), "获取输送线命令失败");
                        continue;
                    }
                    MessageQueue.offer(SlaveType.Devp, stationObjModel.getDeviceNo(), new Task(2, command));
                    redisUtil.set(RedisKeyType.WATCH_CIRCLE_STATION_.key + wrkMast.getWrkNo(), JSON.toJSONString(command, SerializerFeature.DisableCircularReferenceDetect), 60 * 60 * 24);
                    News.info("{}任务进行绕圈", wrkMast.getWrkNo());
                }
            }
        }
    }

    // 监控绕圈站点
    public synchronized void watchCircleStation() {
        List<BasDevp> basDevps = basDevpService.selectList(new EntityWrapper<BasDevp>());
        for (BasDevp basDevp : basDevps) {
            StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basDevp.getId());
            if (stationThread == null) {
                continue;
            }

            List<Integer> outOrderList = basDevp.getOutOrderIntList();

            for (StationProtocol stationProtocol : stationThread.getStatus()) {
                if (!stationProtocol.isAutoing()) {
                    continue;
                }

                if (!stationProtocol.isLoading()) {
                    continue;
                }

                if (stationProtocol.getTaskNo() <= 0) {
                    continue;
                }

                Object circleObj = redisUtil.get(RedisKeyType.WATCH_CIRCLE_STATION_.key + stationProtocol.getTaskNo());
                if (circleObj == null) {
                    continue;
                }

                StationCommand circleCommand = JSON.parseObject(circleObj.toString(), StationCommand.class);
                if (!stationProtocol.getStationId().equals(circleCommand.getTargetStaNo())) {
                    continue;
                }

                WrkMast wrkMast = wrkMastService.selectByWorkNo(stationProtocol.getTaskNo());
                if (wrkMast == null) {
                    continue;
                }

                Integer moveStaNo = wrkMast.getStaNo();

                if (!outOrderList.isEmpty()) {
                    List<NavigateNode> nodes = navigateUtils.calcByStationId(stationProtocol.getStationId(), wrkMast.getStaNo());
                    for (int i = nodes.size() - 1; i >= 0; i--) {
                        NavigateNode node = nodes.get(i);
                        JSONObject v = JSONObject.parseObject(node.getNodeValue());
                        if (v != null) {
                            Integer stationId = v.getInteger("stationId");
                            if (outOrderList.contains(stationId)) {
                                moveStaNo = stationId;
                                break;
                            }
                        }
                    }
                }

                StationCommand command = stationThread.getCommand(StationCommandType.MOVE, wrkMast.getWrkNo(), stationProtocol.getStationId(), moveStaNo, 0);
                if (command == null) {
                    News.taskInfo(wrkMast.getWrkNo(), "获取输送线命令失败");
                    continue;
                }
                MessageQueue.offer(SlaveType.Devp, basDevp.getDevpNo(), new Task(2, command));
            }
        }
    }

    public List<Integer> getAllOutOrderList() {
        List<Integer> list = new ArrayList<>();
        List<BasDevp> basDevps = basDevpService.selectList(new EntityWrapper<BasDevp>());
        for (BasDevp basDevp : basDevps) {
            List<Integer> orderList = basDevp.getOutOrderIntList();
            list.addAll(orderList);
        }
        return list;
    }

    public Integer getOutStationBatchSeq(List<NavigateNode> pathList, Integer searchStationId, String searchBatch) {
        List<Integer> checkList = new ArrayList<>();
        for (int i = pathList.size() - 1; i >= 0; i--) {
            NavigateNode node = pathList.get(i);
            JSONObject v = JSONObject.parseObject(node.getNodeValue());
            if (v != null) {
                Integer stationId = v.getInteger("stationId");
                if (searchStationId.equals(stationId)) {
                    break;
                } else {
                    checkList.add(stationId);
                }
            }
        }

        HashMap<String, Integer> batchMap = new HashMap<>();
        for (Integer station : checkList) {
            BasStation basStation = basStationService.selectOne(new EntityWrapper<BasStation>().eq("station_id", station));
            if (basStation == null) {
                continue;
            }

            StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basStation.getDeviceNo());
            if (stationThread == null) {
                continue;
            }
            Map<Integer, StationProtocol> statusMap = stationThread.getStatusMap();
            StationProtocol checkStationProtocol = statusMap.get(station);
            if (checkStationProtocol == null) {
                continue;
            }
            if (checkStationProtocol.getTaskNo() > 0) {
                WrkMast checkWrkMast = wrkMastService.selectByWorkNo(checkStationProtocol.getTaskNo());
                if (checkWrkMast == null) {
                    continue;
                }

                if (!Cools.isEmpty(checkWrkMast.getBatch())) {
                    batchMap.put(checkWrkMast.getBatch(), checkWrkMast.getBatchSeq());
                }
            }
        }

        Integer seq = batchMap.get(searchBatch);
        return seq;
    }

    private int countCurrentStationTask() {
        int currentStationTaskCount = 0;
        List<BasDevp> basDevps = basDevpService.selectList(new EntityWrapper<BasDevp>());
        for (BasDevp basDevp : basDevps) {
            StationThread stationThread = (StationThread) SlaveConnection.get(SlaveType.Devp, basDevp.getDevpNo());
            if (stationThread == null) {
                continue;
            }
@@ -435,9 +786,307 @@
                }
            }
        }

        return currentStationTaskCount;
    }

    private boolean isDispatchBlocked(DispatchLimitConfig config,
                                      int currentStationTaskCount,
                                      LoadGuardState loadGuardState,
                                      boolean needReserveLoopLoad) {
        if (config.loopModeEnable) {
            double currentLoad = loadGuardState.currentLoad();
            if (currentLoad >= config.circleMaxLoadLimit) {
                News.warn("当前承载量达到上限，已停止站点任务下发。当前承载量={}，上限={}", formatPercent(currentLoad), formatPercent(config.circleMaxLoadLimit));
                return true;
            }

            if (needReserveLoopLoad) {
                double reserveLoad = loadGuardState.loadAfterReserve();
                if (reserveLoad >= config.circleMaxLoadLimit) {
                    News.warn("预占后承载量达到上限，已停止站点任务下发。预占后承载量={}，上限={}", formatPercent(reserveLoad), formatPercent(config.circleMaxLoadLimit));
                    return true;
                }
            }
        }

        if (config.stationMaxTaskCount > 0 && currentStationTaskCount >= config.stationMaxTaskCount) {
            News.warn("输送站点任务数量达到上限，已停止站点任务下发。当前任务数={}，上限={}", currentStationTaskCount, config.stationMaxTaskCount);
            return true;
        }
        return false;
    }

    private LoadGuardState buildLoadGuardState(DispatchLimitConfig config) {
        LoadGuardState state = new LoadGuardState();
        if (!config.loopModeEnable) {
            return state;
        }

        StationCycleCapacityVo capacityVo = stationCycleCapacityService.getLatestSnapshot();
        if (capacityVo == null) {
            return state;
        }

        state.totalStationCount = toNonNegative(capacityVo.getTotalStationCount());
        state.projectedTaskStationCount = toNonNegative(capacityVo.getTaskStationCount());

        List<StationCycleLoopVo> loopList = capacityVo.getLoopList();
        if (loopList != null) {
            for (StationCycleLoopVo loopVo : loopList) {
                if (loopVo == null || loopVo.getStationIdList() == null) {
                    continue;
                }
                Integer loopNo = loopVo.getLoopNo();
                for (Integer stationId : loopVo.getStationIdList()) {
                    if (stationId != null) {
                        if (loopNo != null) {
                            state.stationLoopNoMap.put(stationId, loopNo);
                        }
                    }
                }
            }
        }
        return state;
    }

    private LoopHitResult findPathLoopHit(DispatchLimitConfig config,
                                          Integer sourceStationId,
                                          Integer targetStationId,
                                          LoadGuardState loadGuardState) {
        if (!config.loopModeEnable) {
            return LoopHitResult.NO_HIT;
        }
        if (sourceStationId == null || targetStationId == null) {
            return LoopHitResult.NO_HIT;
        }
        if (loadGuardState.stationLoopNoMap.isEmpty()) {
            return LoopHitResult.NO_HIT;
        }

        try {
            List<NavigateNode> nodes = navigateUtils.calcByStationId(sourceStationId, targetStationId);
            if (nodes == null || nodes.isEmpty()) {
                return LoopHitResult.NO_HIT;
            }

            for (NavigateNode node : nodes) {
                Integer stationId = getStationIdFromNode(node);
                if (stationId == null) {
                    continue;
                }
                Integer loopNo = loadGuardState.stationLoopNoMap.get(stationId);
                if (loopNo != null) {
                    return new LoopHitResult(true, loopNo, stationId);
                }
            }
        } catch (Exception e) {
            return LoopHitResult.NO_HIT;
        }

        return LoopHitResult.NO_HIT;
    }

    private Integer getStationIdFromNode(NavigateNode node) {
        if (node == null || isBlank(node.getNodeValue())) {
            return null;
        }
        try {
            JSONObject v = JSONObject.parseObject(node.getNodeValue());
            if (v == null) {
                return null;
            }
            return v.getInteger("stationId");
        } catch (Exception e) {
            return null;
        }
    }

    private int toNonNegative(Integer value) {
        if (value == null || value < 0) {
            return 0;
        }
        return value;
    }

    private void saveLoopLoadReserve(Integer wrkNo, LoopHitResult loopHitResult) {
        if (wrkNo == null || wrkNo <= 0 || loopHitResult == null || !loopHitResult.isThroughLoop()) {
            return;
        }
        JSONObject reserveJson = new JSONObject();
        reserveJson.put("wrkNo", wrkNo);
        reserveJson.put("loopNo", loopHitResult.getLoopNo());
        reserveJson.put("hitStationId", loopHitResult.getHitStationId());
        reserveJson.put("createTime", System.currentTimeMillis());
        redisUtil.hset(RedisKeyType.STATION_CYCLE_LOAD_RESERVE.key, String.valueOf(wrkNo), reserveJson.toJSONString());
        redisUtil.expire(RedisKeyType.STATION_CYCLE_LOAD_RESERVE.key, LOOP_LOAD_RESERVE_EXPIRE_SECONDS);
    }

    private DispatchLimitConfig getDispatchLimitConfig() {
        DispatchLimitConfig config = new DispatchLimitConfig();
        Object systemConfigMapObj = redisUtil.get(RedisKeyType.SYSTEM_CONFIG_MAP.key);
        if (!(systemConfigMapObj instanceof Map)) {
            return config;
        }
        Map<?, ?> systemConfigMap = (Map<?, ?>) systemConfigMapObj;

        config.circleMaxLoadLimit = parseLoadLimit(getConfigValue(systemConfigMap, "circleMaxLoadLimit"), config.circleMaxLoadLimit);
        String loopModeValue = getConfigValue(systemConfigMap, "circleLoopModeEnable");
        if (isBlank(loopModeValue)) {
            loopModeValue = getConfigValue(systemConfigMap, "circleModeEnable");
        }
        if (isBlank(loopModeValue)) {
            loopModeValue = getConfigValue(systemConfigMap, "isCircleMode");
        }
        config.loopModeEnable = parseBoolean(loopModeValue, config.loopModeEnable);

        String stationMaxTaskCountValue = getConfigValue(systemConfigMap, "stationMaxTaskCountLimit");
        if (isBlank(stationMaxTaskCountValue)) {
            stationMaxTaskCountValue = getConfigValue(systemConfigMap, "stationMaxTaskCount");
        }
        if (isBlank(stationMaxTaskCountValue)) {
            stationMaxTaskCountValue = getConfigValue(systemConfigMap, "conveyorStationTaskLimit");
        }
        config.stationMaxTaskCount = parseInt(stationMaxTaskCountValue, config.stationMaxTaskCount);

        return config;
    }

    private String getConfigValue(Map<?, ?> configMap, String key) {
        Object value = configMap.get(key);
        if (value == null) {
            return null;
        }
        return String.valueOf(value).trim();
    }

    private boolean parseBoolean(String value, boolean defaultValue) {
        if (isBlank(value)) {
            return defaultValue;
        }
        String lowValue = value.toLowerCase(Locale.ROOT);
        if ("y".equals(lowValue) || "yes".equals(lowValue) || "true".equals(lowValue)
                || "1".equals(lowValue) || "on".equals(lowValue)) {
            return true;
        }
        if ("n".equals(lowValue) || "no".equals(lowValue) || "false".equals(lowValue)
                || "0".equals(lowValue) || "off".equals(lowValue)) {
            return false;
        }
        return defaultValue;
    }

    private double parseLoadLimit(String value, double defaultValue) {
        if (isBlank(value)) {
            return defaultValue;
        }
        try {
            String normalized = value.replace("%", "").trim();
            double parsed = Double.parseDouble(normalized);
            if (parsed > 1.0) {
                parsed = parsed / 100.0;
            }
            if (parsed < 0.0) {
                return 0.0;
            }
            if (parsed > 1.0) {
                return 1.0;
            }
            return parsed;
        } catch (Exception e) {
            return defaultValue;
        }
    }

    private int parseInt(String value, int defaultValue) {
        if (isBlank(value)) {
            return defaultValue;
        }
        try {
            int parsed = Integer.parseInt(value.trim());
            return parsed < 0 ? defaultValue : parsed;
        } catch (Exception e) {
            return defaultValue;
        }
    }

    private String formatPercent(double value) {
        return String.format(Locale.ROOT, "%.1f%%", value * 100.0);
    }

    private boolean isBlank(String value) {
        return value == null || value.trim().isEmpty();
    }

    private static class DispatchLimitConfig {
        // 圈最大承载能力，默认80%
        private double circleMaxLoadLimit = 0.8d;
        // 是否启用绕圈模式（仅启用时才生效承载限制）
        private boolean loopModeEnable = false;
        // 站点最大任务数量上限，0表示不限制
        private int stationMaxTaskCount = 30;
    }

    private static class LoadGuardState {
        private int totalStationCount = 0;
        private int projectedTaskStationCount = 0;
        private final Map<Integer, Integer> stationLoopNoMap = new HashMap<>();

        private double currentLoad() {
            return calcLoad(this.projectedTaskStationCount, this.totalStationCount);
        }

        private double loadAfterReserve() {
            return calcLoad(this.projectedTaskStationCount + 1, this.totalStationCount);
        }

        private void reserveLoopTask(Integer loopNo) {
            if (loopNo == null || loopNo <= 0) {
                return;
            }
            if (this.totalStationCount <= 0) {
                return;
            }
            this.projectedTaskStationCount++;
        }

        private double calcLoad(int taskCount, int stationCount) {
            if (stationCount <= 0 || taskCount <= 0) {
                return 0.0;
            }
            double load = (double) taskCount / (double) stationCount;
            if (load < 0.0) {
                return 0.0;
            }
            if (load > 1.0) {
                return 1.0;
            }
            return load;
        }
    }

    private static class LoopHitResult {
        private static final LoopHitResult NO_HIT = new LoopHitResult(false, null, null);
        private final boolean throughLoop;
        private final Integer loopNo;
        private final Integer hitStationId;

        private LoopHitResult(boolean throughLoop, Integer loopNo, Integer hitStationId) {
            this.throughLoop = throughLoop;
            this.loopNo = loopNo;
            this.hitStationId = hitStationId;
        }

        private boolean isThroughLoop() {
            return throughLoop;
        }

        private Integer getLoopNo() {
            return loopNo;
        }

        private Integer getHitStationId() {
            return hitStationId;
        }
    }

}