add 增加demo模块 单表演示案例(包含数据权限)

ruoyi-demo/src/main/java/com/ruoyi/demo/service/ITestDemoService.java

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+package com.ruoyi.demo.service;
+
+import com.ruoyi.demo.domain.TestDemo;
+import com.ruoyi.demo.vo.TestDemoVo;
+import com.ruoyi.demo.bo.TestDemoQueryBo;
+import com.ruoyi.demo.bo.TestDemoAddBo;
+import com.ruoyi.demo.bo.TestDemoEditBo;
+import com.ruoyi.common.core.page.IServicePlus;
+import com.ruoyi.common.core.page.TableDataInfo;
+
+import java.util.Collection;
+import java.util.List;
+
+/**
+ * 测试单表Service接口
+ *
+ * @author Lion Li
+ * @date 2021-05-30
+ */
+public interface ITestDemoService extends IServicePlus<TestDemo> {
+	/**
+	 * 查询单个
+	 * @return
+	 */
+	TestDemoVo queryById(Long id);
+
+	/**
+	 * 查询列表
+	 */
+    TableDataInfo<TestDemoVo> queryPageList(TestDemoQueryBo bo);
+	/**
+	 * 查询列表
+	 */
+	List<TestDemoVo> queryList(TestDemoQueryBo bo);
+
+	/**
+	 * 根据新增业务对象插入测试单表
+	 * @param bo 测试单表新增业务对象
+	 * @return
+	 */
+	Boolean insertByAddBo(TestDemoAddBo bo);
+
+	/**
+	 * 根据编辑业务对象修改测试单表
+	 * @param bo 测试单表编辑业务对象
+	 * @return
+	 */
+	Boolean updateByEditBo(TestDemoEditBo bo);
+
+	/**
+	 * 校验并删除数据
+	 * @param ids 主键集合
+	 * @param isValid 是否校验,true-删除前校验,false-不校验
+	 * @return
+	 */
+	Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid);
+}

ruoyi-demo/src/main/java/com/ruoyi/demo/service/impl/TestDemoServiceImpl.java

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+package com.ruoyi.demo.service.impl;
+
+import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.util.StrUtil;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.ruoyi.common.annotation.DataScope;
+import com.ruoyi.common.core.page.PagePlus;
+import com.ruoyi.common.core.page.TableDataInfo;
+import com.ruoyi.common.utils.PageUtils;
+import com.ruoyi.demo.bo.TestDemoAddBo;
+import com.ruoyi.demo.bo.TestDemoEditBo;
+import com.ruoyi.demo.bo.TestDemoQueryBo;
+import com.ruoyi.demo.domain.TestDemo;
+import com.ruoyi.demo.mapper.TestDemoMapper;
+import com.ruoyi.demo.service.ITestDemoService;
+import com.ruoyi.demo.vo.TestDemoVo;
+import org.springframework.stereotype.Service;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 测试单表Service业务层处理
+ *
+ * @author Lion Li
+ * @date 2021-05-30
+ */
+@Service
+public class TestDemoServiceImpl extends ServiceImpl<TestDemoMapper, TestDemo> implements ITestDemoService {
+
+	@Override
+	public TestDemoVo queryById(Long id) {
+		return getVoById(id, TestDemoVo.class);
+	}
+
+	@DataScope(isUser = true)
+	@Override
+	public TableDataInfo<TestDemoVo> queryPageList(TestDemoQueryBo bo) {
+		PagePlus<TestDemo, TestDemoVo> result = pageVo(PageUtils.buildPagePlus(), buildQueryWrapper(bo), TestDemoVo.class);
+		return PageUtils.buildDataInfo(result);
+	}
+
+	@DataScope(isUser = true)
+	@Override
+	public List<TestDemoVo> queryList(TestDemoQueryBo bo) {
+		return listVo(buildQueryWrapper(bo), TestDemoVo.class);
+	}
+
+	private LambdaQueryWrapper<TestDemo> buildQueryWrapper(TestDemoQueryBo bo) {
+		Map<String, Object> params = bo.getParams();
+		Object dataScope = params.get("dataScope");
+		LambdaQueryWrapper<TestDemo> lqw = Wrappers.lambdaQuery();
+		lqw.like(StrUtil.isNotBlank(bo.getTestKey()), TestDemo::getTestKey, bo.getTestKey());
+		lqw.eq(StrUtil.isNotBlank(bo.getValue()), TestDemo::getValue, bo.getValue());
+		lqw.between(params.get("beginCreateTime") != null && params.get("endCreateTime") != null,
+			TestDemo::getCreateTime, params.get("beginCreateTime"), params.get("endCreateTime"));
+		lqw.apply(dataScope != null && StrUtil.isNotBlank(dataScope.toString()),
+			dataScope != null ? dataScope.toString() : null);
+		return lqw;
+	}
+
+	@Override
+	public Boolean insertByAddBo(TestDemoAddBo bo) {
+		TestDemo add = BeanUtil.toBean(bo, TestDemo.class);
+		validEntityBeforeSave(add);
+		return save(add);
+	}
+
+	@Override
+	public Boolean updateByEditBo(TestDemoEditBo bo) {
+		TestDemo update = BeanUtil.toBean(bo, TestDemo.class);
+		validEntityBeforeSave(update);
+		return updateById(update);
+	}
+
+	/**
+	 * 保存前的数据校验
+	 *
+	 * @param entity 实体类数据
+	 */
+	private void validEntityBeforeSave(TestDemo entity) {
+		//TODO 做一些数据校验,如唯一约束
+	}
+
+	@Override
+	public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
+		if (isValid) {
+			//TODO 做一些业务上的校验,判断是否需要校验
+		}
+		return removeByIds(ids);
+	}
+}