iailab-plat.git

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2024-12-19 85b2001c0ec2f1adc598db3bf47ad457dcca7074

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e7c126	1	package com.iailab.module.infra.service.demo;
H	2
	3	import org.springframework.stereotype.Service;
	4	import javax.annotation.Resource;
	5	import org.springframework.validation.annotation.Validated;
	6	import org.springframework.transaction.annotation.Transactional;
	7
	8	import java.util.*;
	9	import com.iailab.module.infra.controller.admin.demo.vo.*;
	10	import com.iailab.module.infra.dal.dataobject.demo.InfraStudentDO;
	11	import com.iailab.module.infra.dal.dataobject.demo.InfraStudentContactDO;
	12	import com.iailab.module.infra.dal.dataobject.demo.InfraStudentTeacherDO;
	13	import com.iailab.framework.common.pojo.PageResult;
	14	import com.iailab.framework.common.pojo.PageParam;
	15	import com.iailab.framework.common.util.object.BeanUtils;
	16
	17	import com.iailab.module.infra.dal.mysql.demo.InfraStudentMapper;
	18	import com.iailab.module.infra.dal.mysql.demo.InfraStudentContactMapper;
	19	import com.iailab.module.infra.dal.mysql.demo.InfraStudentTeacherMapper;
	20
	21	import static com.iailab.framework.common.exception.util.ServiceExceptionUtil.exception;
	22	import static com.iailab.module.infra.enums.ErrorCodeConstants.*;
	23
	24	/**
	25	* 学生 Service 实现类
	26	*
	27	* @author iailab
	28	*/
	29	@Service
	30	@Validated
	31	public class InfraStudentServiceImpl implements InfraStudentService {
	32
	33	@Resource
	34	private InfraStudentMapper studentMapper;
	35	@Resource
	36	private InfraStudentContactMapper studentContactMapper;
	37	@Resource
	38	private InfraStudentTeacherMapper studentTeacherMapper;
	39
	40	@Override
	41	public Long createStudent(InfraStudentSaveReqVO createReqVO) {
	42	// 插入
	43	InfraStudentDO student = BeanUtils.toBean(createReqVO, InfraStudentDO.class);
	44	studentMapper.insert(student);
	45	// 返回
	46	return student.getId();
	47	}
	48
	49	@Override
	50	public void updateStudent(InfraStudentSaveReqVO updateReqVO) {
	51	// 校验存在
	52	validateStudentExists(updateReqVO.getId());
	53	// 更新
	54	InfraStudentDO updateObj = BeanUtils.toBean(updateReqVO, InfraStudentDO.class);
	55	studentMapper.updateById(updateObj);
	56	}
	57
	58	@Override
	59	@Transactional(rollbackFor = Exception.class)
	60	public void deleteStudent(Long id) {
	61	// 校验存在
	62	validateStudentExists(id);
	63	// 删除
	64	studentMapper.deleteById(id);
	65
	66	// 删除子表
	67	deleteStudentContactByStudentId(id);
	68	deleteStudentTeacherByStudentId(id);
	69	}
	70
	71	private void validateStudentExists(Long id) {
	72	if (studentMapper.selectById(id) == null) {
	73	throw exception(STUDENT_NOT_EXISTS);
	74	}
	75	}
	76
	77	@Override
	78	public InfraStudentDO getStudent(Long id) {
	79	return studentMapper.selectById(id);
	80	}
	81
	82	@Override
	83	public PageResult<InfraStudentDO> getStudentPage(InfraStudentPageReqVO pageReqVO) {
	84	return studentMapper.selectPage(pageReqVO);
	85	}
	86
	87	// ==================== 子表（学生联系人） ====================
	88
	89	@Override
	90	public PageResult<InfraStudentContactDO> getStudentContactPage(PageParam pageReqVO, Long studentId) {
	91	return studentContactMapper.selectPage(pageReqVO, studentId);
	92	}
	93
	94	@Override
	95	public Long createStudentContact(InfraStudentContactDO studentContact) {
	96	studentContactMapper.insert(studentContact);
	97	return studentContact.getId();
	98	}
	99
	100	@Override
	101	public void updateStudentContact(InfraStudentContactDO studentContact) {
	102	// 校验存在
	103	validateStudentContactExists(studentContact.getId());
	104	// 更新
	105	studentContactMapper.updateById(studentContact);
	106	}
	107
	108	@Override
	109	public void deleteStudentContact(Long id) {
	110	// 校验存在
	111	validateStudentContactExists(id);
	112	// 删除
	113	studentContactMapper.deleteById(id);
	114	}
	115
	116	@Override
	117	public InfraStudentContactDO getStudentContact(Long id) {
	118	return studentContactMapper.selectById(id);
	119	}
	120
	121	private void validateStudentContactExists(Long id) {
	122	if (studentContactMapper.selectById(id) == null) {
	123	throw exception(STUDENT_CONTACT_NOT_EXISTS);
	124	}
	125	}
	126
	127	private void deleteStudentContactByStudentId(Long studentId) {
	128	studentContactMapper.deleteByStudentId(studentId);
	129	}
	130
	131	// ==================== 子表（学生班主任） ====================
	132
	133	@Override
	134	public PageResult<InfraStudentTeacherDO> getStudentTeacherPage(PageParam pageReqVO, Long studentId) {
	135	return studentTeacherMapper.selectPage(pageReqVO, studentId);
	136	}
	137
	138	@Override
	139	public Long createStudentTeacher(InfraStudentTeacherDO studentTeacher) {
	140	// 校验是否已经存在
	141	if (studentTeacherMapper.selectByStudentId(studentTeacher.getStudentId()) != null) {
	142	throw exception(STUDENT_TEACHER_EXISTS);
	143	}
	144	// 插入
	145	studentTeacherMapper.insert(studentTeacher);
	146	return studentTeacher.getId();
	147	}
	148
	149	@Override
	150	public void updateStudentTeacher(InfraStudentTeacherDO studentTeacher) {
	151	// 校验存在
	152	validateStudentTeacherExists(studentTeacher.getId());
	153	// 更新
	154	studentTeacherMapper.updateById(studentTeacher);
	155	}
	156
	157	@Override
	158	public void deleteStudentTeacher(Long id) {
	159	// 校验存在
	160	validateStudentTeacherExists(id);
	161	// 删除
	162	studentTeacherMapper.deleteById(id);
	163	}
	164
	165	@Override
	166	public InfraStudentTeacherDO getStudentTeacher(Long id) {
	167	return studentTeacherMapper.selectById(id);
	168	}
	169
	170	private void validateStudentTeacherExists(Long id) {
	171	if (studentTeacherMapper.selectById(id) == null) {
	172	throw exception(STUDENT_TEACHER_NOT_EXISTS);
	173	}
	174	}
	175
	176	private void deleteStudentTeacherByStudentId(Long studentId) {
	177	studentTeacherMapper.deleteByStudentId(studentId);
	178	}
	179
	180	}