package com.ruoyi.system.service.impl;

import com.ruoyi.common.config.LegacySystemConfig;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.utils.LongUtil;
import com.ruoyi.common.utils.MapValueUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.system.domain.SysTask;
import com.ruoyi.system.domain.SysTaskAssignee;
import com.ruoyi.system.domain.SysTaskEmergency;
import com.ruoyi.system.domain.SysTaskVehicle;
import com.ruoyi.system.domain.vo.TaskCreateVO;
import com.ruoyi.system.event.TaskDispatchSyncEvent;
import com.ruoyi.system.mapper.*;
import com.ruoyi.system.service.ISysTaskEmergencyService;
import com.ruoyi.system.service.ITaskDispatchSyncService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;

import java.util.Date;
import java.util.List;
import java.util.Map;

/**
 * 同步新系统中的调度到旧系统中
 */
@Slf4j
@Service
public class TaskDispatchSyncServiceImpl implements ITaskDispatchSyncService {

    @Autowired
    private ApplicationEventPublisher eventPublisher;

    @Override
    public Long syncDispatch(Long taskId) {
        return this.syncDispatchOrderToLegacy(taskId);
    }

    @Autowired
    private LegacySystemConfig legacyConfig;

    @Autowired
    private ISysTaskEmergencyService sysTaskEmergencyService;

    @Autowired
    private SysTaskMapper sysTaskMapper;

    @Autowired
    private SysTaskVehicleMapper sysTaskVehicleMapper;

    @Autowired
    private SysTaskAssigneeMapper sysTaskAssigneeMapper;

    @Autowired
    private SysUserMapper sysUserMapper;

    @Autowired
    private LegacyTransferSyncMapper legacyTransferSyncMapper;

    @Autowired
    private TaskSyncUtilService taskSyncUtilService;
    @Autowired
    private TaskDispatchSyncUtilService taskDispatchSyncUtilService;



    /**
     * 重新同步车辆和人员变更的任务到旧系统
     * 当任务的车辆信息或人员信息发生变更时，需要调用旧系统接口重新同步
     * 使用 admin_save_25.asp 接口，而不是 admin_save_24.gds
     */
   @Override
    public boolean resyncDispatchOrderToLegacy(Long taskId) {
        if (!legacyConfig.isEnabled()) {
            log.info("旧系统同步已禁用，跳过调度单重新同步，任务ID: {}", taskId);
            return false;
        }

        try {
            // 查询任务信息
            SysTask task = sysTaskMapper.selectSysTaskByTaskId(taskId);
            if (task == null) {
                log.error("任务不存在，任务ID: {}", taskId);
                return false;
            }

            // 只同步急救转运任务
            if (!"EMERGENCY_TRANSFER".equals(task.getTaskType())) {
                log.info("非急救转运任务，跳过调度单重新同步，任务ID: {}", taskId);
                return false;
            }

            // 查询急救转运扩展信息
            SysTaskEmergency emergency = sysTaskEmergencyService.selectSysTaskEmergencyByTaskId(taskId);
            if (emergency == null) {
                log.error("急救转运扩展信息不存在，任务ID: {}", taskId);
                return false;
            }

            // 必须已经同步过调度单
            if (emergency.getLegacyDispatchOrdId() == null || emergency.getLegacyDispatchOrdId() <= 0) {
                log.warn("调度单未同步，无法重新同步，任务ID: {}", taskId);
                return false;
            }

            Long serviceOrdId = emergency.getLegacyServiceOrdId();
            if (serviceOrdId == null || serviceOrdId <= 0) {
                log.warn("服务单未同步，无法重新同步调度单，任务ID: {}", taskId);
                return false;
            }

            // ====== 前置校验：确保任务数据完整 ======

            // 1. 检查是否已分配车辆
            List<SysTaskVehicle> taskVehicles = sysTaskVehicleMapper.selectSysTaskVehicleByTaskId(taskId);
            if (taskVehicles == null || taskVehicles.isEmpty()) {
                log.warn("任务未分配车辆，跳过调度单重新同步，任务ID: {}", taskId);
                return false;
            }

            // 2. 检查是否已分配执行人员
            List<SysTaskAssignee> taskAssignees = sysTaskAssigneeMapper.selectSysTaskAssigneeByTaskId(taskId);
            if (taskAssignees == null || taskAssignees.isEmpty()) {
                log.warn("任务未分配执行人员，跳过调度单重新同步，任务ID: {}", taskId);
                return false;
            }

            // 3. 检查预约时间是否有效
            if (task.getPlannedStartTime() == null || task.getPlannedStartTime().getTime() <= 0L) {
                log.warn("任务预约时间无效，跳过调度单重新同步，任务ID: {}", taskId);
                return false;
            }

            // 4. 检查转出医院信息
            if (StringUtils.isEmpty(emergency.getHospitalOutName()) || StringUtils.isEmpty(emergency.getHospitalOutAddress())) {
                log.warn("任务转出医院信息不完整，跳过调度单重新同步，任务ID: {}", taskId);
                return false;
            }

            // 5. 检查转入医院信息
            if (StringUtils.isEmpty(emergency.getHospitalInName()) || StringUtils.isEmpty(emergency.getHospitalInAddress())) {
                log.warn("任务转入医院信息不完整，跳过调度单重新同步，任务ID: {}", taskId);
                return false;
            }

            // 6. 检查患者基本信息
            if (StringUtils.isEmpty(emergency.getPatientName()) || StringUtils.isEmpty(emergency.getPatientPhone())) {
                log.warn("任务患者信息不完整，跳过调度单重新同步，任务ID: {}", taskId);
                return false;
            }

            log.info("任务数据校验通过，开始重新同步调度单，任务ID: {}, DispatchOrdID: {}", taskId, emergency.getLegacyDispatchOrdId());

            // 构建请求参数（使用相同的参数构建方法）
            Map<String, Object> params = taskDispatchSyncUtilService.buildDispatchOrderParams(task, emergency);
            params.put("DispatchOrdID", emergency.getLegacyDispatchOrdId().toString());
            params.put("ServiceOrdID", emergency.getLegacyServiceOrdId().toString());
            params.put("DispatchOrdState", "3");
            log.info("重新同步调度单到旧系统请求参数: {}", params);
            // 发送HTTP请求到旧系统（使用admin_save_25.asp接口）
            String response =taskSyncUtilService.sendHttpPost(legacyConfig.getDispatchUpdateUrl(), params);
            log.info("重新同步调度单到旧系统响应: ServiceOrdID:{},DispatchOrdId:{},Result: {}",emergency.getLegacyServiceOrdId(),emergency.getLegacyDispatchOrdId(), response);
            // 解析响应
//            Long dispatchOrdId = parseResponse(response);

            if (response != null && response.equals("OK")) {
                // 重新同步成功，清除重新同步标记
                emergency.setNeedResync(0);
                emergency.setDispatchSyncTime(new Date());
                emergency.setDispatchSyncErrorMsg(null);
                sysTaskEmergencyService.updateSysTaskEmergency(emergency);

//                log.info("调度单重新同步成功，任务ID: {}, DispatchOrdID: {}", taskId, emergency.getLegacyDispatchOrdId());
                return true;
            } else {
                // 重新同步失败
                emergency.setDispatchSyncErrorMsg("重新同步失败：" + response);
                sysTaskEmergencyService.updateSysTaskEmergency(emergency);

                log.error("调度单重新同步失败，任务ID: {}, 响应: {}", taskId, response);
                return false;
            }

        } catch (Exception e) {
            log.error("重新同步调度单到旧系统异常，任务ID: {}", taskId, e);

            // 更新同步状态为失败
            try {
                SysTaskEmergency emergency = sysTaskEmergencyService.selectSysTaskEmergencyByTaskId(taskId);
                if (emergency != null) {
                    emergency.setDispatchSyncErrorMsg("重新同步异常: " + e.getMessage());
                    sysTaskEmergencyService.updateSysTaskEmergency(emergency);
                }
            } catch (Exception ex) {
                log.error("更新调度单同步状态失败", ex);
            }

            return false;
        }
    }


    public Map<String,Object> getLegacyDispatchByDispatchId(Long dispatchId) {
        List<Map<String, Object>> result = legacyTransferSyncMapper.selectByDispatchId(dispatchId);
        if(!CollectionUtils.isEmpty(result)){
            return result.get(0);
        }else{
            return null;
        }
    }

    /**
     * 同步调度单到旧系统（admin_save_24.asp）
     */

    private Long syncDispatchOrderToLegacy(Long taskId) {
        if (!legacyConfig.isEnabled()) {
            log.info("旧系统同步已禁用，跳过调度单同步，任务ID: {}", taskId);
            return null;
        }

        try {
            // 查询任务信息
            SysTask task = sysTaskMapper.selectSysTaskByTaskId(taskId);
            if (task == null) {
                log.error("任务不存在，任务ID: {}", taskId);
                return null;
            }

            // 只同步急救转运任务
            if (!"EMERGENCY_TRANSFER".equals(task.getTaskType())) {
                log.info("非急救转运任务，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            // 查询急救转运扩展信息
            SysTaskEmergency emergency = sysTaskEmergencyService.selectSysTaskEmergencyByTaskId(taskId);
            if (emergency == null) {
                log.error("急救转运扩展信息不存在，任务ID: {}", taskId);
                return null;
            }

            // 如果已经同步过，不再重复同步
            if (emergency.getLegacyDispatchOrdId() != null && emergency.getLegacyDispatchOrdId() > 0) {
//                log.info("调度单已同步过，任务ID: {}, DispatchOrdID: {}", taskId, emergency.getLegacyDispatchOrdId());
                return emergency.getLegacyDispatchOrdId();
            }

            Long serviceOrdId=emergency.getLegacyServiceOrdId();
            // 必须先同步服务单
            if (LongUtil.isEmpty(serviceOrdId)) {
                log.warn("服务单未同步，无法同步调度单，任务ID: {}", taskId);
                return null;
            }

            // ====== 前置校验：确保任务数据完整 ======

            // 1. 检查是否已分配车辆
            List<SysTaskVehicle> taskVehicles = sysTaskVehicleMapper.selectSysTaskVehicleByTaskId(taskId);
            if (taskVehicles == null || taskVehicles.isEmpty()) {
                log.warn("任务未分配车辆，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            // 2. 检查是否已分配执行人员
            List<SysTaskAssignee> taskAssignees = sysTaskAssigneeMapper.selectSysTaskAssigneeByTaskId(taskId);
            if (taskAssignees == null || taskAssignees.isEmpty()) {
                log.warn("任务未分配执行人员，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            // 3. 检查预约时间是否有效（必须大于1970年）
            if (task.getPlannedStartTime() == null) {
                log.warn("任务未设置预约时间，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            // 检查预约时间是否大于1970-01-01（时间戳0对应1970-01-01 00:00:00）
            long timestamp1970 = 0L;
            if (task.getPlannedStartTime().getTime() <= timestamp1970) {
                log.warn("任务预约时间无效（小于等于1970年），跳过调度单同步，任务ID: {}, 预约时间: {}",
                        taskId, task.getPlannedStartTime());
                return null;
            }

            // 4. 检查转出医院信息
            if (StringUtils.isEmpty(emergency.getHospitalOutName())) {
                log.warn("任务未设置转出医院，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            if (StringUtils.isEmpty(emergency.getHospitalOutAddress())) {
                log.warn("任务未设置转出医院地址，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            // 5. 检查转入医院信息
            if (StringUtils.isEmpty(emergency.getHospitalInName())) {
                log.warn("任务未设置转入医院，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            if (StringUtils.isEmpty(emergency.getHospitalInAddress())) {
                log.warn("任务未设置转入医院地址，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            // 6. 检查患者基本信息
            if (StringUtils.isEmpty(emergency.getPatientName())) {
                log.warn("任务未设置患者姓名，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            if (StringUtils.isEmpty(emergency.getPatientPhone())) {
                log.warn("任务未设置患者电话，跳过调度单同步，任务ID: {}", taskId);
                return null;
            }

            log.info("任务数据校验通过，开始同步调度单，任务ID: {}", taskId);

            // 更新同步状态为同步中
            emergency.setDispatchSyncStatus(1);
            sysTaskEmergencyService.updateSysTaskEmergency(emergency);

            SysUser u=sysUserMapper.selectUserById(task.getCreatorId());
            Integer oaUserID= u.getOaUserId();

            // 构建请求参数
            Map<String, Object> params = taskDispatchSyncUtilService.buildDispatchOrderParams(task, emergency);


            // 发送HTTP请求
            String response =taskSyncUtilService.sendHttpPost(legacyConfig.getDispatchCreateUrl(), params);

            // 解析响应
            Long dispatchOrdId = taskSyncUtilService.parseResponse(response);

            if (dispatchOrdId != null && dispatchOrdId > 0) {
                // 同步成功，更新记录
                emergency.setLegacyDispatchOrdId(dispatchOrdId);
                emergency.setDispatchSyncStatus(2); // 同步成功
                emergency.setDispatchSyncTime(new Date());
                emergency.setDispatchSyncErrorMsg(null);
                //更新调度单信息开到新系统
                Map<String,Object> dispatchInfo = this.getLegacyDispatchByDispatchId(dispatchOrdId);
                if (dispatchInfo != null) {
                    emergency.setLegacyDispatchNsTime(MapValueUtils.getDateValue(dispatchInfo, "DispatchOrd_NS_Time")); // 同步成功
                    emergency.setLegacyDispatchOrdClass(MapValueUtils.getStringValue(dispatchInfo, "DispatchOrdClass")); // 同步成功
                    emergency.setLegacyDispatchOrdNo(MapValueUtils.getStringValue(dispatchInfo, "DispatchOrdNo")); // 同步成功
                    emergency.setLegacyServiceNsTime(MapValueUtils.getDateValue(dispatchInfo, "ServiceOrd_CC_Time")); // 同步成功
                    emergency.setLegacyServiceOrdClass(MapValueUtils.getStringValue(dispatchInfo, "ServiceOrdClass")); // 同步成功
                }
                sysTaskEmergencyService.updateSysTaskEmergency(emergency);

                eventPublisher.publishEvent(new TaskDispatchSyncEvent(this, taskId, task.getTaskCode(),serviceOrdId, dispatchOrdId, oaUserID));

//                log.info("调度单同步成功，任务ID: {}, DispatchOrdID: {}", taskId, dispatchOrdId);
                return dispatchOrdId;
            } else {
                // 同步失败
                emergency.setDispatchSyncStatus(3); // 同步失败
                emergency.setDispatchSyncTime(new Date());
                emergency.setDispatchSyncErrorMsg("旧系统返回无效的DispatchOrdID: " + response);
                sysTaskEmergencyService.updateSysTaskEmergency(emergency);

                log.error("调度单同步失败，任务ID: {}, 响应: {}", taskId, response);
                return null;
            }

        } catch (Exception e) {
            log.error("同步调度单到旧系统异常，任务ID: {}", taskId, e);

            // 更新同步状态为失败
            try {
                SysTaskEmergency emergency = sysTaskEmergencyService.selectSysTaskEmergencyByTaskId(taskId);
                if (emergency != null) {
                    emergency.setDispatchSyncStatus(3); // 同步失败
                    emergency.setDispatchSyncTime(new Date());
                    emergency.setDispatchSyncErrorMsg("同步异常: " + e.getMessage());
                    sysTaskEmergencyService.updateSysTaskEmergency(emergency);
                }
            } catch (Exception ex) {
                log.error("更新调度单同步状态失败", ex);
            }

            return null;
        }
    }


}