package org.sxkj.gd.workorder.service.impl;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springblade.core.mp.base.BaseServiceImpl;
import org.springblade.core.secure.utils.AuthUtil;
import org.springblade.core.tool.utils.BeanUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.sxkj.common.constant.WordOrderConstant;
import org.sxkj.common.utils.GeomUtils;
import org.sxkj.common.utils.OrderNumUtils;
import org.sxkj.gd.utils.GdGeoAddressUtil;
import org.sxkj.gd.workorder.entity.GdPatrolTaskEntity;
import org.sxkj.gd.workorder.entity.GdWorkOrderEntity;
import org.sxkj.gd.workorder.entity.GdWorkOrderFlowEntity;
import org.sxkj.gd.workorder.enums.PatrolTaskStatusEnum;
import org.sxkj.gd.workorder.enums.WorkOrderStatusEnum;
import org.sxkj.gd.workorder.enums.WorkOrderTypeEnum;
import org.sxkj.gd.workorder.excel.GdWorkOrderExcel;
import org.sxkj.gd.workorder.mapper.GdWorkOrderMapper;
import org.sxkj.gd.workorder.param.WorkOrderAddParam;
import org.sxkj.gd.workorder.param.WorkOrderPageParam;
import org.sxkj.gd.workorder.param.WorkOrderStatusParam;
import org.sxkj.gd.workorder.service.IGdPatrolTaskService;
import org.sxkj.gd.workorder.service.IGdWorkOrderFlowService;
import org.sxkj.gd.workorder.service.IGdWorkOrderService;
import org.sxkj.gd.workorder.vo.GdWorkOrderVO;
import org.sxkj.system.cache.SysCache;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

/**
 * 工单任务表 服务实现类
 *
 * @author lw
 * @since 2026-01-14
 */
@Slf4j
@Service
public class GdWorkOrderServiceImpl extends BaseServiceImpl<GdWorkOrderMapper, GdWorkOrderEntity> implements IGdWorkOrderService {

	@Autowired
	private IGdWorkOrderFlowService gdWorkOrderFlowService;
	@Autowired
	private IGdPatrolTaskService gdPatrolTaskService;

	@Override
	public GdWorkOrderVO getWorkOrderDetail(GdWorkOrderEntity gdWorkOrder) {
		return baseMapper.getWorkOrderDetail(gdWorkOrder);
	}

	@Override
	public IPage<GdWorkOrderVO> selectGdWorkOrderPage(IPage<GdWorkOrderVO> page, WorkOrderPageParam gdWorkOrder) {
		if (gdWorkOrder.getIsQueryAll()) {
			List<Long> deptList = new ArrayList<>();
			if (!(AuthUtil.isAdministrator() || AuthUtil.isAdmin())) {
				deptList = SysCache.getDeptChildIds(Long.valueOf(AuthUtil.getDeptId()));
			}
			gdWorkOrder.setDeptList(deptList);
		}
		return page.setRecords(baseMapper.selectGdWorkOrderPage(page, gdWorkOrder));
	}


	@Override
	public List<GdWorkOrderExcel> exportGdWorkOrder(Wrapper<GdWorkOrderEntity> queryWrapper) {
		List<GdWorkOrderExcel> gdWorkOrderList = baseMapper.exportGdWorkOrder(queryWrapper);
		// gdWorkOrderList.forEach(gdWorkOrder -> {
		//	gdWorkOrder.setTypeName(DictCache.getValue(DictEnum.YES_NO, GdWorkOrder.getType()));
		//});
		return gdWorkOrderList;
	}

	@Override
	@Transactional(rollbackFor = Exception.class)
	public boolean saveOrUpdateWorkOrder(WorkOrderAddParam workOrderParam) {
		// 参数转换
		GdWorkOrderEntity entity = BeanUtil.copy(workOrderParam, GdWorkOrderEntity.class);

		// 验证并格式化几何数据
		String validatedGeom = GeomUtils.validateAndFormatGeom(entity.getGeom());
		if (validatedGeom == null) {
			return false;
		}
		entity.setGeom(validatedGeom);

		// 从几何数据中提取中心点坐标，用于获取行政区划编码
		double[] centerCoords = GeomUtils.extractCenterPoint(validatedGeom);
		if (centerCoords == null || centerCoords.length < 2) {
			return false;
		}
		String countyCode = GdGeoAddressUtil.getTownCode(centerCoords[0], centerCoords[1]);
		entity.setAreaCode(countyCode);
		// 生成工单编号
		if (StringUtils.isBlank(entity.getWorkOrderCode())) {
			String timestamp = OrderNumUtils.initOrderNum(WordOrderConstant.ORDER_REDIS_KEY);
			entity.setWorkOrderCode(WordOrderConstant.ORDER_PREFIX + timestamp);
		}

		// 保存操作
		Boolean saveResult;
		Date now = new Date();
		WorkOrderStatusEnum newStatusEnum = WorkOrderStatusEnum.PUBLISHING_ACCEPTING;
		if (entity.getId() != null) {
			// 更新操作
			entity.setUpdateUser(AuthUtil.getUserId());
			entity.setUpdateTime(now);
			// 状态转换：拒绝状态修改后自动转换为待处理状态
			switch (entity.getWorkOrderStatus()) {
				case "11": // 发布中_拒绝接单 → 发布中_接单中
					entity.setWorkOrderStatus(WorkOrderStatusEnum.PUBLISHING_ACCEPTING.getCode());
					newStatusEnum = WorkOrderStatusEnum.PUBLISHING_ACCEPTING;
					break;
				case "20": // 响应中_待拆分 → 响应中_申请修改
					entity.setWorkOrderStatus(WorkOrderStatusEnum.RESPONDING_APPLY_MODIFY.getCode());
					newStatusEnum = WorkOrderStatusEnum.RESPONDING_APPLY_MODIFY;
					// 生成快照
					GdWorkOrderEntity orderEntity = baseMapper.getWorkOrderByIdWithoutGeom(entity.getId());
					// 直接生成快照，无需处理geom字段
					entity.setFullSnapshot(JSON.toJSONString(orderEntity));
					break;
			}
			saveResult = updateById(entity);
		} else {
			// 新增操作
			entity.setCreateUser(AuthUtil.getUserId());
			entity.setCreateTime(now);
			entity.setCreateDept(Long.valueOf(AuthUtil.getDeptId()));
			entity.setStatus(1);
			entity.setIsDeleted(0);
			saveResult = save(entity);
		}

		// 保存成功则保存流转记录
		if (saveResult) {
			// 构建并保存流转记录
			GdWorkOrderFlowEntity flowEntity = new GdWorkOrderFlowEntity();
			flowEntity.setCreateUser(AuthUtil.getUserId());
			flowEntity.setWorkOrderId(entity.getId());
			flowEntity.setFlowName(newStatusEnum.getStageDesc());
			flowEntity.setFlowDesc(newStatusEnum.getDesc());
			flowEntity.setOperator(AuthUtil.getNickName());
			flowEntity.setType(WorkOrderTypeEnum.WORK_ORDER_TASK.getValue());
			flowEntity.setFlowStatus(newStatusEnum.getMaxCode());
			flowEntity.setWorkStatus(newStatusEnum.getCode());
			flowEntity.setAreaCode(entity.getAreaCode());
			flowEntity.setCreateDept(Long.valueOf(AuthUtil.getDeptId()));
			return gdWorkOrderFlowService.save(flowEntity);
		}

		return false;
	}

	/**
	 * 处理工单状态变更（接单或拒接接单）
	 *
	 * @param statusParam
	 * @return
	 */
	@Override
	@Transactional(rollbackFor = Exception.class)
	public boolean handleWorkOrderStatus(WorkOrderStatusParam statusParam) {
		// 1. 获取工单信息
		GdWorkOrderEntity workOrder = getById(statusParam.getWorkOrderId());
		if (workOrder == null) {
			return false;
		}

		// 2. 状态权限校验
		WorkOrderStatusEnum currentStatus = WorkOrderStatusEnum.getByCode(workOrder.getWorkOrderStatus());
		Integer operationType = statusParam.getOperationType();
		if (currentStatus == null || !currentStatus.isAllowedOperation(operationType)) {
			return false;
		}
		// 1接单，2拒接接单，3申请取消，4申请修改， 5同意取消  6不同意取消 7.同意修改 8.不同意修改 9.协商修改 10.同意修改 11.结算
		// 3. 确定新状态和流转名称
		WorkOrderStatusEnum newStatusEnum;
		switch (operationType) {
			case 1: // 接单
			case 7: // 同意修改
				newStatusEnum = WorkOrderStatusEnum.RESPONDING_TO_BE_SPLIT;
				workOrder.setServiceParty(AuthUtil.getNickName());
				break;
			case 2: // 拒接接单
				newStatusEnum = WorkOrderStatusEnum.PUBLISHING_REJECTING;
				workOrder.setServiceParty(AuthUtil.getNickName());
				break;
			case 3: // 申请取消
				newStatusEnum = WorkOrderStatusEnum.RESPONDING_APPLY_CANCEL;
				break;
			case 4: // 申请修改
				newStatusEnum = WorkOrderStatusEnum.RESPONDING_APPLY_MODIFY;
				break;
			case 5: // 同意取消
				newStatusEnum = WorkOrderStatusEnum.RESPONDING_CANCELED;
				workOrder.setServiceParty(AuthUtil.getNickName());
				break;
			case 6: // 不同意取消
				newStatusEnum = WorkOrderStatusEnum.RESPONDING_TO_BE_SPLIT;
				break;
			case 8: // 不同意修改
				newStatusEnum = WorkOrderStatusEnum.RESPONDING_TO_BE_SPLIT;
				workOrder.setServiceParty(AuthUtil.getNickName());
				break;
			case 9: // 协商修改 --> 协商修改
				newStatusEnum = WorkOrderStatusEnum.EXECUTING_NEGOTIATE_MODIFY;
				workOrder.setServiceParty(AuthUtil.getNickName());
				break;
			case 10: // 同意协商修改 --> 待拆分
				newStatusEnum = WorkOrderStatusEnum.RESPONDING_TO_BE_SPLIT;
				break;
			case 11: // 结算 --> 结算完成
				newStatusEnum = WorkOrderStatusEnum.SETTLEMENT_COMPLETED;
				break;
			default: // 无效操作类型
				return false;
		}

		// 4. 更新工单状态
		Date now = new Date();
		if (operationType == 8) {
			// 不同意修改，需要把快照回滚
			GdWorkOrderEntity snapshotEntity = (GdWorkOrderEntity) JSON.parseObject(workOrder.getFullSnapshot(), GdWorkOrderEntity.class);
			snapshotEntity.setId(workOrder.getId()); // 保持原ID
			snapshotEntity.setUpdateUser(AuthUtil.getUserId());
			snapshotEntity.setUpdateTime(now);
			workOrder = snapshotEntity;
		} else {
			workOrder.setWorkOrderStatus(newStatusEnum.getCode());
			workOrder.setUpdateUser(AuthUtil.getUserId());
			workOrder.setUpdateTime(now);
			workOrder.setGeom(null);
			workOrder.setRejectReason(statusParam.getRejectReason());
		}
		boolean updateResult = updateById(workOrder);

		// 5. 把待验收的都改为待签收状态
		if (operationType == 10) {
			return gdPatrolTaskService.update(Wrappers.<GdPatrolTaskEntity>lambdaUpdate()
				.set(GdPatrolTaskEntity::getTaskStatus, PatrolTaskStatusEnum.PENDING_SIGNING.getValue())
				.eq(GdPatrolTaskEntity::getWorkOrderId, workOrder.getId())
				.in(GdPatrolTaskEntity::getTaskStatus,
					PatrolTaskStatusEnum.AUDIT_PASSED.getValue(),
					PatrolTaskStatusEnum.PENDING_ACCEPTANCE.getValue())
			);
		}
		// 6. 保存流转记录
		if (updateResult) {
			GdWorkOrderFlowEntity flowEntity = new GdWorkOrderFlowEntity();
			flowEntity.setCreateUser(AuthUtil.getUserId());
			flowEntity.setWorkOrderId(workOrder.getId());
			flowEntity.setFlowName(newStatusEnum.getStageDesc());
			flowEntity.setFlowDesc(newStatusEnum.getDesc());
			flowEntity.setOperator(AuthUtil.getNickName());
			flowEntity.setType(WorkOrderTypeEnum.WORK_ORDER_TASK.getValue());
			flowEntity.setFlowStatus(newStatusEnum.getMaxCode());
			flowEntity.setWorkStatus(newStatusEnum.getCode());
			flowEntity.setAreaCode(workOrder.getAreaCode());
			flowEntity.setCreateDept(Long.valueOf(AuthUtil.getDeptId()));
			return gdWorkOrderFlowService.save(flowEntity);
		}

		return false;
	}
}