1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
package com.ycl.platform.service.impl;
 
import com.ycl.platform.base.BaseSelect;
import com.ycl.platform.domain.entity.Region;
import com.ycl.platform.domain.entity.YwUnit;
import com.ycl.platform.domain.vo.RegionCascaderVO;
import com.ycl.platform.mapper.RegionMapper;
import com.ycl.platform.service.RegionService;
import com.ycl.system.Result;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ycl.platform.domain.form.RegionForm;
import com.ycl.platform.domain.vo.RegionVO;
import com.ycl.platform.domain.query.RegionQuery;
 
import java.util.Date;
import java.util.List;
 
import com.ycl.utils.DateUtils;
import enumeration.general.RegionLevelEnum;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.ycl.system.page.PageUtil;
import org.springframework.stereotype.Service;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.beans.BeanUtils;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.Assert;
import java.util.ArrayList;
import java.util.Objects;
import java.util.stream.Collectors;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
import lombok.RequiredArgsConstructor;
import org.springframework.util.StringUtils;
 
/**
 * 地域 服务实现类
 *
 * @author xp
 * @since 2024-03-12
 */
@Service
@RequiredArgsConstructor
public class RegionServiceImpl extends ServiceImpl<RegionMapper, Region> implements RegionService {
 
    private final RegionMapper regionMapper;
 
    /**
     * 添加
     * @param form
     * @return
     */
    @Override
    public Result add(RegionForm form) {
        Region entity = RegionForm.getEntityByForm(form, null);
        entity.setRegionLevel(RegionLevelEnum.STREET);
        Date now = new Date();
        entity.setCreateTime(now);
        entity.setUpdateTime(now);
        if(baseMapper.insert(entity) > 0) {
            return Result.ok("添加成功");
        }
        return Result.error("添加失败");
    }
 
    /**
     * 修改
     * @param form
     * @return
     */
    @Override
    public Result update(RegionForm form) {
 
        Region entity = baseMapper.selectById(form.getId());
        // 为空抛IllegalArgumentException,做全局异常处理
        Assert.notNull(entity, "记录不存在");
        BeanUtils.copyProperties(form, entity);
        Date now = new Date();
        entity.setUpdateTime(now);
        if (baseMapper.updateById(entity) > 0) {
            return Result.ok("修改成功");
        }
        return Result.error("修改失败");
    }
 
    /**
     * 批量删除
     * @param ids
     * @return
     */
    @Override
    public Result remove(List<String> ids) {
        if(baseMapper.deleteBatchIds(ids) > 0) {
            return Result.ok("删除成功");
        }
        return Result.error("删除失败");
    }
 
    /**
     * id删除
     * @param id
     * @return
     */
    @Override
    public Result removeById(String id) {
        if(baseMapper.deleteById(id) > 0) {
            return Result.ok("删除成功");
        }
        return Result.error("删除失败");
    }
 
    /**
     * 分页查询
     * @param query
     * @return
     */
    @Override
    public Result page(RegionQuery query) {
 
        IPage<Region> page = new LambdaQueryChainWrapper<>(baseMapper)
                .like(StringUtils.hasText(query.getFullName()), Region::getFullName, query.getFullName())
                .like(StringUtils.hasText(query.getSimpleName()), Region::getSimpleName, query.getSimpleName())
                .eq(Objects.nonNull(query.getParentId()), Region::getParentId, query.getParentId())
                .eq(StringUtils.hasText(query.getRegionLevel()), Region::getRegionLevel, query.getRegionLevel())
                .between(Objects.nonNull(query.getStart()) && Objects.nonNull(query.getEnd()),
                        Region::getCreateTime,
                        DateUtils.getDayStart(query.getStart()),
                        DateUtils.getDayEnd(query.getEnd()))
                .orderByDesc(Region::getCreateTime)
                .page(PageUtil.getPage(query, Region.class));
 
        List<RegionVO> vos = page.getRecords().stream()
                .map(
                        entity -> RegionVO.getVoByEntity(entity, null)
                )
                .collect(Collectors.toList());
        return Result.ok().data(vos).total(page.getTotal());
    }
 
    /**
     * 根据id查找
     * @param id
     * @return
     */
    @Override
    public Result detail(String id) {
        Region entity = baseMapper.selectById(id);
        Assert.notNull(entity, "记录不存在");
        RegionVO vo = RegionVO.getVoByEntity(entity, null);
        return Result.ok().data(vo);
    }
 
    /**
     * 列表
     * @return
     */
    @Override
    public Result all() {
        List<Region> entities = baseMapper.selectList(null);
        List<RegionVO> vos = entities.stream()
                .map(
                        entity -> RegionVO.getVoByEntity(entity, null)
                )
                .collect(Collectors.toList());
        return Result.ok().data(vos);
    }
 
    @Override
    public Result counties() {
        List<Region> entityList = new LambdaQueryChainWrapper<>(baseMapper)
                .eq(Region::getRegionLevel, RegionLevelEnum.COUNTY)
                .orderByDesc(Region::getCreateTime)
                .list();
        List<BaseSelect> vos = entityList.stream().map(entity -> {
            BaseSelect vo = new BaseSelect();
            vo.setId(entity.getId());
            vo.setValue(entity.getFullName());
            return vo;
        }).collect(Collectors.toList());
        return Result.ok().data(vos);
    }
 
    @Override
    public Result cascader() {
        List<Region> regionList = new LambdaQueryChainWrapper<>(baseMapper)
                .ne(Region::getRegionLevel, RegionLevelEnum.CITY)
                .list();
        List<RegionCascaderVO> vos = regionList.stream().map(entity -> {
            RegionCascaderVO vo = new RegionCascaderVO();
            vo.setValue(entity.getId());
            vo.setLabel(entity.getSimpleName());
            vo.setRegionLevel(entity.getRegionLevel());
            vo.setParentId(entity.getParentId());
            return vo;
        }).collect(Collectors.toList());
        List<RegionCascaderVO> removeList = new ArrayList<>(12);
        for (RegionCascaderVO region : vos) {
            if (region.getRegionLevel() == RegionLevelEnum.COUNTY) {
                List<RegionCascaderVO> childList = new ArrayList<>(12);
                for (RegionCascaderVO region1 : vos) {
                    if (region1.getParentId() == region.getValue()) {
                        childList.add(region1);
                        removeList.add(region1);
                    }
                }
                region.setChildren(childList);
            }
        }
        vos.removeAll(removeList);
        return Result.ok().data(vos);
    }
}