/**
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# __----~~~~~~~~~~~------___
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# . . ~~//====...... __--~ ~~
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# -. \_|// |||\\ ~~~~~~::::... /~
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# ___-==_ _-~o~ \/ ||| \\ _/~~-
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# __---~~~.==~||\=_ -_--~/_-~|- |\\ \\ _/~
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# _-~~ .=~ | \\-_ '-~7 /- / || \ /
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# .~ .~ | \\ -_ / /- / || \ /
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# / ____ / | \\ ~-_/ /|- _/ .|| \ /
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# |~~ ~~|--~~~~--_ \ ~==-/ | \~--===~~ .\
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# ' ~-| /| |-~\~~ __--~~
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# |-~~-_/ | | ~\_ _-~ /\
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# / \ \__ \/~ \__
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# _--~ _/ | .-~~____--~-/ ~~==.
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# ((->/~ '.|||' -_| ~~-/ , . _||
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# -_ ~\ ~~---l__i__i__i--~~_/
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# _-~-__ ~) \--______________--~~
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# //.-~~~-~_--~- |-------~~~~~~~~
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# //.-~~~--\
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# 神兽保佑
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# 永无BUG！
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*/
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package com.lunhan.water.service;
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import com.lunhan.water.common.*;
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import com.lunhan.water.common.enums.*;
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import com.lunhan.water.common.model.Tuple;
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import com.lunhan.water.common.util.*;
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import org.apache.commons.lang3.BooleanUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.math.BigDecimal;
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import java.util.*;
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import java.util.stream.Collectors;
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import com.lunhan.water.repository.impl.WaterFacilityMapperImpl;
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import com.lunhan.water.repository.po.WaterFacilityPO;
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import com.lunhan.water.entity.request.waterfacility.ReqCreateWaterFacility;
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import com.lunhan.water.entity.request.waterfacility.ReqModifyWaterFacility;
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import com.lunhan.water.entity.search.SearchWaterFacility;
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import com.lunhan.water.repository.vo.WaterFacilityVO;
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import com.lunhan.water.service.convert.WaterFacilityConvert;
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/**
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* 设备表
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* @author lin.liu
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*/
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@Service
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public class WaterFacilityService extends BaseService {
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private static final BigDecimal EARTH_RADIUS = new BigDecimal(6371000); // 地球半径，单位为米
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@Autowired
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private WaterFacilityMapperImpl mapper;
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public ExecutedResult<Long> create(ReqCreateWaterFacility request) {
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// 转换po
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WaterFacilityPO item = WaterFacilityConvert.INSTANCE.toCreate(request);
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// 设置状态
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//item.setStatus(EState.NORMAL.getValue());
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// 设置记录创建时间
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item.setCreateTime(LocalDateTimeUtil.nowTimeStamp());
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// 是否删除(逻辑删除)初始值
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item.setIsDelete(EYesOrNo.NO.getValue());
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int rowCount = mapper.insert(item);
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if (rowCount != 1) {
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return ExecutedResult.failed("创建[设备表]失败。");
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}
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return ExecutedResult.success(item.getId());
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}
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public ExecutedResult<String> modify(ReqModifyWaterFacility request) {
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// 验证记录是否存在
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ExecutedResult<WaterFacilityPO> checkExists = this.check4Id(request.getId());
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if (checkExists.isFailed()) {
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return ExecutedResult.failed(checkExists.getMsg());
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}
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// 转换po
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WaterFacilityPO item = WaterFacilityConvert.INSTANCE.toModify(request);
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int rowCount = mapper.updateById(item);
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if (rowCount != 1) {
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return ExecutedResult.failed("编辑[设备表]失败。");
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}
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return ExecutedResult.success();
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}
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public ExecutedResult<WaterFacilityVO> get(Long id) {
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WaterFacilityVO result = new WaterFacilityVO();
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WaterFacilityPO find = mapper.get(id);
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if (null != find) {
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// 转换vo
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result = WaterFacilityConvert.INSTANCE.toVo(find);
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}
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return ExecutedResult.success(result);
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}
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// public ExecutedResult<String> stop(Long id) {
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// // 验证记录是否存在
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// ExecutedResult<WaterFacilityPO> checkExists = this.check4Id(id);
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// if (checkExists.isFailed()) {
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// return ExecutedResult.failed(checkExists.getMsg());
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// }
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// WaterFacilityPO item = new WaterFacilityPO();
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// item.setId(id);
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// item.setStatus(EState.DISABLED.getValue());
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//
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// int rowCount = mapper.updateById(item);
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// if (rowCount != 1) {
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// return ExecutedResult.failed("停用[设备表]失败。");
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// }
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// return ExecutedResult.success();
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// }
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//
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// public ExecutedResult<String> enable(Long id) {
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// // 验证记录是否存在
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// ExecutedResult<WaterFacilityPO> checkExists = this.check4Id(id);
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// if (checkExists.isFailed()) {
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// return ExecutedResult.failed(checkExists.getMsg());
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// }
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// WaterFacilityPO item = new WaterFacilityPO();
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// item.setId(id);
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// item.setStatus(EState.NORMAL.getValue());
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//
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// int rowCount = mapper.updateById(item);
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// if (rowCount != 1) {
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// return ExecutedResult.failed("启用[设备表]失败。");
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// }
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// return ExecutedResult.success();
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// }
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//
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// public ExecutedResult<String> setSort(ReqSetSort request) {
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// // 验证记录是否存在
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// ExecutedResult<WaterFacilityPO> checkExists = this.check4Id(request.getId());
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// if (checkExists.isFailed()) {
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// return ExecutedResult.failed(checkExists.getMsg());
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// }
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// WaterFacilityPO item = new WaterFacilityPO();
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// item.setId(request.getId());
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// item.setSort(request.getSort());
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//
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// int rowCount = mapper.updateById(item);
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// if (rowCount != 1) {
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// return ExecutedResult.failed("设置[设备表]排序值失败。");
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// }
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// return ExecutedResult.success();
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// }
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//
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// public ExecutedResult<String> listSetSort(ReqListSetSort request) {
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// // id列表
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// List<Long> listId = request.getList().stream().map(ReqSetSort::getId).collect(Collectors.toList());
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// // 验证记录是否存在
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// ExecutedResult<List<WaterFacilityPO>> checkExists = this.check4Id(listId);
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// if (checkExists.isFailed()) {
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// return ExecutedResult.failed(checkExists.getMsg());
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// }
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//
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// List<WaterFacilityPO> listUpdate = request.getList().stream()
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// .map(c -> {
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// WaterFacilityPO item = new WaterFacilityPO();
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// item.setId(c.getId());
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// item.setSort(c.getSort());
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// return item;
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// })
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// .collect(Collectors.toList());
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// Boolean result = mapper.modifyList(listUpdate);
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// if (result) {
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// return ExecutedResult.success();
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// }
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// return ExecutedResult.failed("[设备表]设置排序值失败");
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// }
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//
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// public ExecutedResult<String> remove(Long id) {
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// Boolean result = mapper.deleteLogic(id);
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// if (BooleanUtils.isFalse(result)) {
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// return ExecutedResult.failed("删除[设备表]失败。");
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// }
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// return ExecutedResult.success();
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// }
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//
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// public ExecutedResult<String> removeList(List<Long> ids) {
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// Boolean result = mapper.deleteLogic(ids);
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// if (BooleanUtils.isFalse(result)) {
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// return ExecutedResult.failed("删除[设备表]失败。");
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// }
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// return ExecutedResult.success();
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// }
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public ExecutedResult<List<WaterFacilityVO>> getList(List<Long> listId) {
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List<WaterFacilityVO> result = new ArrayList<>();
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List<WaterFacilityPO> list = mapper.getList(listId);
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if (ListUtil.isNotNullOrEmpty(list)) {
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// 转换vo
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result = WaterFacilityConvert.INSTANCE.toVo(list);
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}
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return ExecutedResult.success(result);
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}
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public static BigDecimal calculateDistance(BigDecimal lat1, BigDecimal lng1, BigDecimal lat2, BigDecimal lng2) {
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//经纬度（角度）转弧度。弧度用作参数，以调用Math.cos和Math.sin
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BigDecimal radiansAX = new BigDecimal(Math.toRadians(lng1.doubleValue()));//A经弧度
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BigDecimal radiansAY = new BigDecimal(Math.toRadians(lat1.doubleValue()));//A纬弧度
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BigDecimal radiansBX = new BigDecimal(Math.toRadians(lng2.doubleValue()));//B经弧度
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BigDecimal radiansBY = new BigDecimal(Math.toRadians(lat2.doubleValue()));//B纬弧度
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//公式中“cosβ1cosβ2cos（α1-α2）+sinβ1sinβ2”的部分，得到∠AOB的cos值
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BigDecimal cos = new BigDecimal(Math.cos(radiansAY.doubleValue()) * Math.cos(radiansBY.doubleValue()) * Math.cos(radiansAX.doubleValue() - radiansBX.doubleValue())
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+ Math.sin(radiansAY.doubleValue()) * Math.sin(radiansBY.doubleValue()));
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// log.info("cos = " + cos);//值域[-1,1]
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BigDecimal acos = new BigDecimal(Math.acos(cos.doubleValue()));//反余弦值
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// log.info("acos = " + acos);//值域[0,π]
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// log.info("∠AOB = " + Math.toDegrees(acos));//球心角 值域[0,180]
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return EARTH_RADIUS.multiply(acos).divide(new BigDecimal(1000)).setScale(2, BigDecimal.ROUND_DOWN);//最终结果
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}
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public ExecutedResult<PagerResult<WaterFacilityVO>> search(SearchWaterFacility search) {
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// 处理创建时间范围-查询参数
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Tuple<String, String> createTimeRange = ParameterUtil.getTimeRange(search.getCreateTimeRange());
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if (StringUtil.isNotNullOrEmpty(createTimeRange.getItem1())) {
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search.setCreateTimeStart(LocalDateTimeUtil.getTimeStamp(createTimeRange.getItem1()).getTime());
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}
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if (StringUtil.isNotNullOrEmpty(createTimeRange.getItem2())) {
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search.setCreateTimeEnd(LocalDateTimeUtil.getTimeStamp(createTimeRange.getItem2()).getTime());
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}
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PagerResult<WaterFacilityPO> pageList = mapper.search(search);
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List<WaterFacilityVO> listVo = new ArrayList<>();
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List<WaterFacilityPO> list = pageList.getList();
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if (ListUtil.isNotNullOrEmpty(list)) {
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pageList.setLastId(list.get(list.size() - 1).getId());
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// 转换vo
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listVo = CopierUtil.mapTo(list, WaterFacilityVO.class);
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if(search.getLatitude()!=null&& search.getLongitude()!=null){
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for (WaterFacilityVO facilityVO : listVo) {
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BigDecimal decimal = calculateDistance(search.getLatitude(), search.getLongitude(), facilityVO.getLatitude(), facilityVO.getLongitude());
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facilityVO.setDistanceValue(decimal);
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}
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//根据距离排序
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Collections.sort(listVo, new Comparator<WaterFacilityVO>() {
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@Override
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public int compare(WaterFacilityVO o1, WaterFacilityVO o2) {
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return o1.getDistanceValue().compareTo(o2.getDistanceValue());
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}
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});
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}
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}
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PagerResult<WaterFacilityVO> result = new PagerResult<>(pageList.getLimit(), pageList.getPage(), pageList.getTotal(), listVo);
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result.setLastId(pageList.getLastId());
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return ExecutedResult.success(result);
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}
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protected ExecutedResult<WaterFacilityPO> check4Id(Long id) {
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WaterFacilityPO exists = mapper.get(id);
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if (Objects.isNull(exists)) {
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return ExecutedResult.failed("[设备表]不存在：" + id);
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}
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return ExecutedResult.success(exists);
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}
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protected ExecutedResult<List<WaterFacilityPO>> check4Id(List<Long> listId) {
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// 从数据库查找设备表
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List<WaterFacilityPO> list = mapper.getList(listId);
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if (ListUtil.isNullOrEmpty(list)) {
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return ExecutedResult.failed("[设备表]不存在." + listId);
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}
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// 数据库找到的id列表
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List<Long> listIdFind = list.stream().map(WaterFacilityPO::getId).collect(Collectors.toList());
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// 数量不一致
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if (listId.size() != listIdFind.size()) {
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// 筛选数据库不存在的设备表
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List<Long> listIdNotFound = listId.stream().filter(c -> !listIdFind.contains(c)).collect(Collectors.toList());
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if (ListUtil.isNullOrEmpty(list)) {
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return ExecutedResult.failed("[设备表]不存在." + listIdNotFound);
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}
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}
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return ExecutedResult.success(list);
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}
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}
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