云健康项目之预约管理后端和页面
体检预约流程 用户可以通过如下操作流程进行体检预约:
1、在移动端首页点击体检预约,页面跳转到套餐列表页面
2、在套餐列表页面点击要预约的套餐,页面跳转到套餐详情页面
3、在套餐详情页面点击立即预约,页面跳转到预约页面
4、在预约页面录入体检人信息,包括手机号,点击发送验证码
5、在预约页面录入收到的手机短信验证码,点击提交预约,完成体检预约
后台代码
1 Controller
在health_mobile工程中创建OrderController并提供submitOrder方法
/**
* 体检预约
*/
@RestController
@RequestMapping("/order")
public class OrderController {
@Reference
private OrderService orderService;
@Autowired
private JedisPool jedisPool;
/**
* 体检预约
* @param map
* @return
*/
@RequestMapping("/submit")
public Result submitOrder(@RequestBody Map map){
String telephone = (String) map.get("telephone");
//从Redis中获取缓存的验证码,key为手机号+RedisConstant.SENDTYPE_ORDER
String codeInRedis = jedisPool.getResource().get(
telephone + RedisMessageConstant.SENDTYPE_ORDER);
String validateCode = (String) map.get("validateCode");
//校验手机验证码
if(codeInRedis == null || !codeInRedis.equals(validateCode)){
return new Result(false, MessageConstant.VALIDATECODE_ERROR);
}
Result result =null;
//调用体检预约服务
try{
map.put("orderType", Order.ORDERTYPE_WEIXIN);
result = orderService.order(map);
}catch (Exception e){
e.printStackTrace();
//预约失败
return result;
}
if(result.isFlag()){
//预约成功,发送短信通知
String orderDate = (String) map.get("orderDate");
try {
SMSUtils.sendShortMessage(SMSUtils.ORDER_NOTICE,telephone,orderDate);
} catch (ClientException e) {
e.printStackTrace();
}
}
return result;
}
}
2 服务接口
在health_interface工程中创建体检预约服务接口OrderService并提供预约方法
/**
* 体检预约服务接口
*/
public interface OrderService {
//体检预约
public Result order(Map map) throws Exception;
}
3 服务实现类
在health_service_provider工程中创建体检预约服务实现类OrderServiceImpl并实现体检预约方法。
体检预约方法处理逻辑比较复杂,需要进行如下业务处理:
1、检查用户所选择的预约日期是否已经提前进行了预约设置,如果没有设置则无法进行预约
2、检查用户所选择的预约日期是否已经约满,如果已经约满则无法预约
3、检查用户是否重复预约(同一个用户在同一天预约了同一个套餐),如果是重复预约则无法完成再次预约
4、检查当前用户是否为会员,如果是会员则直接完成预约,如果不是会员则自动完成注册并进行预约
5、预约成功,更新当日的已预约人数
实现代码如下:
/**
* 体检预约服务
*/
@Service(interfaceClass = OrderService.class)
@Transactional
public class OrderServiceImpl implements OrderService{
@Autowired
private OrderSettingDao orderSettingDao;
@Autowired
private MemberDao memberDao;
@Autowired
private OrderDao orderDao;
//体检预约
public Result order(Map map) throws Exception {
//检查当前日期是否进行了预约设置
String orderDate = (String) map.get("orderDate");
Date date = DateUtils.parseString2Date(orderDate);
OrderSetting orderSetting = orderSettingDao.findByOrderDate(date);
if(orderSetting == null){
return new Result(false, MessageConstant.SELECTED_DATE_CANNOT_ORDER);
}
//检查预约日期是否预约已满
int number = orderSetting.getNumber();//可预约人数
int reservations = orderSetting.getReservations();//已预约人数
if(reservations >= number){
//预约已满,不能预约
return new Result(false,MessageConstant.ORDER_FULL);
}
//检查当前用户是否为会员,根据手机号判断
String telephone = (String) map.get("telephone");
Member member = memberDao.findByTelephone(telephone);
//防止重复预约
if(member != null){
Integer memberId = member.getId();
int setmealId = Integer.parseInt((String) map.get("setmealId"));
Order order = new Order(memberId,date,null,null,setmealId);
List<Order> list = orderDao.findByCondition(order);
if(list != null && list.size() > 0){
//已经完成了预约,不能重复预约
return new Result(false,MessageConstant.HAS_ORDERED);
}
}
//可以预约,设置预约人数加一
orderSetting.setReservations(orderSetting.getReservations()+1);
orderSettingDao.editReservationsByOrderDate(orderSetting);
if(member == null){
//当前用户不是会员,需要添加到会员表
member = new Member();
member.setName((String) map.get("name"));
member.setPhoneNumber(telephone);
member.setIdCard((String) map.get("idCard"));
member.setSex((String) map.get("sex"));
member.setRegTime(new Date());
memberDao.add(member);
}
//保存预约信息到预约表
Order order = new Order(member.getId(),
date,
(String)map.get("orderType"),
Order.ORDERSTATUS_NO,
Integer.parseInt((String) map.get("setmealId")));
orderDao.add(order);
return new Result(true,MessageConstant.ORDER_SUCCESS,order.getId());
}
}
4 Dao接口
public interface OrderSettingDao {
public void add(OrderSetting orderSetting);
//更新可预约人数
public void editNumberByOrderDate(OrderSetting orderSetting);
//更新已预约人数
public void editReservationsByOrderDate(OrderSetting orderSetting);
public long findCountByOrderDate(Date orderDate);
//根据日期范围查询预约设置信息
public List<OrderSetting> getOrderSettingByMonth(Map date);
//根据预约日期查询预约设置信息
public OrderSetting findByOrderDate(Date orderDate);
}
public interface MemberDao {
public List<Member> findAll();
public Page<Member> selectByCondition(String queryString);
public void add(Member member);
public void deleteById(Integer id);
public Member findById(Integer id);
public Member findByTelephone(String telephone);
public void edit(Member member);
public Integer findMemberCountBeforeDate(String date);
public Integer findMemberCountByDate(String date);
public Integer findMemberCountAfterDate(String date);
public Integer findMemberTotalCount();
}
public interface OrderDao {
public void add(Order order);
public List<Order> findByCondition(Order order);
}
5 Mapper映射文件
OrderSettingDao.xml
<!--根据日期查询预约设置信息-->
<select id="findByOrderDate" parameterType="date" resultType="com.yunhe.pojo.OrderSetting">
select * from t_ordersetting where orderDate = #{orderDate}
</select>
<!--更新已预约人数-->
<update id="editReservationsByOrderDate" parameterType="com.yunhe.pojo.OrderSetting">
update t_ordersetting set reservations = #{reservations} where orderDate = #{orderDate}
</update>
MemberDao.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.yunhe.dao.MemberDao" >
<select id="findAll" resultType="com.yunhe.pojo.Member">
select * from t_member
</select>
<!--根据条件查询-->
<select id="selectByCondition"
parameterType="string" resultType="com.yunhe.pojo.Member">
select * from t_member
<if test="value != null and value.length > 0">
where fileNumber = #{value} or phoneNumber = #{value} or name = #{value}
</if>
</select>
<!--新增会员-->
<insert id="add" parameterType="com.yunhe.pojo.Member">
<selectKey resultType="java.lang.Integer" order="AFTER" keyProperty="id">
SELECT LAST_INSERT_ID()
</selectKey>
insert into
t_member
(fileNumber,name,sex,idCard,phoneNumber,
regTime,password,email,birthday,remark)
values
(#{fileNumber},#{name},#{sex},#{idCard},#{phoneNumber},
#{regTime},#{password},#{email},#{birthday},#{remark})
</insert>
<!--删除会员-->
<delete id="deleteById" parameterType="int">
delete from t_member where id = #{id}
</delete>
<!--根据id查询会员-->
<select id="findById" parameterType="int" resultType="com.yunhe.pojo.Member">
select * from t_member where id = #{id}
</select>
<!--根据id查询会员-->
<select id="findByTelephone"
parameterType="string" resultType="com.yunhe.pojo.Member">
select * from t_member where phoneNumber = #{phoneNumber}
</select>
<!--编辑会员-->
<update id="edit" parameterType="com.yunhe.pojo.Member">
update t_member
<set>
<if test="fileNumber != null">
fileNumber = #{fileNumber},
</if>
<if test="name != null">
name = #{name},
</if>
<if test="sex != null">
sex = #{sex},
</if>
<if test="idCard != null">
idCard = #{idCard},
</if>
<if test="phoneNumber != null">
phoneNumber = #{phoneNumber},
</if>
<if test="regTime != null">
regTime = #{regTime},
</if>
<if test="password != null">
password = #{password},
</if>
<if test="email != null">
email = #{email},
</if>
<if test="birthday != null">
birthday = #{birthday},
</if>
<if test="remark != null">
remark = #{remark},
</if>
</set>
where id = #{id}
</update>
<!--根据日期统计会员数,统计指定日期之前的会员数-->
<select id="findMemberCountBeforeDate" parameterType="string" resultType="int">
select count(id) from t_member where regTime <= #{value}
</select>
<!--根据日期统计会员数-->
<select id="findMemberCountByDate" parameterType="string" resultType="int">
select count(id) from t_member where regTime = #{value}
</select>
<!--根据日期统计会员数,统计指定日期之后的会员数-->
<select id="findMemberCountAfterDate" parameterType="string" resultType="int">
select count(id) from t_member where regTime >= #{value}
</select>
<!--总会员数-->
<select id="findMemberTotalCount" resultType="int">
select count(id) from t_member
</select>
</mapper>
OrderDao.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.yunhe.dao.OrderDao" >
<resultMap id="baseResultMap" type="com.yunhe.pojo.Order">
<id column="id" property="id"/>
<result column="member_id" property="memberId"/>
<result column="orderDate" property="orderDate"/>
<result column="orderType" property="orderType"/>
<result column="orderStatus" property="orderStatus"/>
<result column="setmeal_id" property="setmealId"/>
</resultMap>
<!--新增-->
<insert id="add" parameterType="com.yunhe.pojo.Order">
<selectKey resultType="java.lang.Integer" order="AFTER" keyProperty="id">
SELECT LAST_INSERT_ID()
</selectKey>
insert into
t_order
(member_id,orderDate,orderType,orderStatus,setmeal_id)
values
(#{memberId},#{orderDate},#{orderType},#{orderStatus},#{setmealId})
</insert>
<!--动态条件查询-->
<select id="findByCondition"
parameterType="com.yunhe.pojo.Order"
resultMap="baseResultMap">
select * from t_order
<where>
<if test="id != null">
and id = #{id}
</if>
<if test="memberId != null">
and member_id = #{memberId}
</if>
<if test="orderDate != null">
and orderDate = #{orderDate}
</if>
<if test="orderType != null">
and orderType = #{orderType}
</if>
<if test="orderStatus != null">
and orderStatus = #{orderStatus}
</if>
<if test="setmealId != null">
and setmeal_id = #{setmealId}
</if>
</where>
</select>
</mapper>
3. 预约成功页面展示
前面已经完成了体检预约,预约成功后页面会跳转到成功提示页面(orderSuccess.html)并展示预约的相关信息(体检人、体检套餐、体检时间等)。
3.1 页面调整
提供orderSuccess.html页面,展示预约成功后相关信息
<div class="info-title">
<span class="name">体检预约成功</span>
</div>
<div class="notice-item">
<div class="item-title">预约信息</div>
<div class="item-content">
<p>体检人:{{orderInfo.member}}</p>
<p>体检套餐:{{orderInfo.setmeal}}</p>
<p>体检日期:{{orderInfo.orderDate}}</p>
<p>预约类型:{{orderInfo.orderType}}</p>
</div>
</div>
<script>
//从请求URL根据参数名获取对应值,orderId为预约id
var id = getUrlParam("orderId");
</script>
<script>
var vue = new Vue({
el:'#app',
data:{
orderInfo:{}
},
mounted(){
axios.post("/order/findById.do?id=" + id).then((response) => {
this.orderInfo = response.data.data;
});
}
});
</script>
3.2 后台代码
3.2.1 Controller
在OrderController中提供findById方法,根据预约id查询预约相关信息
/**
* 根据id查询预约信息,包括套餐信息和会员信息
* @param id
* @return
*/
@RequestMapping("/findById")
public Result findById(Integer id){
try{
Map map = orderService.findById(id);
//查询预约信息成功
return new Result(true,MessageConstant.QUERY_ORDER_SUCCESS,map);
}catch (Exception e){
e.printStackTrace();
//查询预约信息失败
return new Result(false,MessageConstant.QUERY_ORDER_FAIL);
}
}
3.2.2 服务接口
在OrderService服务接口中扩展findById方法
//根据id查询预约信息,包括体检人信息、套餐信息
public Map findById(Integer id) throws Exception;
3.2.3 服务实现类
在OrderServiceImpl服务实现类中实现findById方法
//根据id查询预约信息,包括体检人信息、套餐信息
public Map findById(Integer id) throws Exception {
Map map = orderDao.findById4Detail(id);
if(map != null){
//处理日期格式
Date orderDate = (Date) map.get("orderDate");
map.put("orderDate",DateUtils.parseDate2String(orderDate));
}
return map;
}
3.2.4 Dao接口
在OrderDao接口中扩展findById4Detail方法
public Map findById4Detail(Integer id);
3.2.5 Mapper映射文件
在OrderDao.xml映射文件中提供SQL语句
<!--根据预约id查询预约信息,包括体检人信息、套餐信息-->
<select id="findById4Detail" parameterType="int" resultType="map">
select m.name member ,s.name setmeal,o.orderDate orderDate,o.orderType orderType
from
t_order o,
t_member m,
t_setmeal s
where o.member_id=m.id and o.setmeal_id=s.id and o.id=#{id}
</select>
小结
体检预约功能实现 “五步法” 前端流程(首页→套餐列表→详情→预约页→提交),后端以分层架构支撑核心逻辑。
后端核心为 OrderController,submitOrder 方法先从 Redis 校验验证码,再调用 OrderService;服务层通过五层校验(日期设置、预约满额、重复预约、会员判断、人数更新)处理业务,非会员自动注册,最后保存预约记录;Dao 层借助 MyBatis 映射文件,实现 Order、Member、OrderSetting 表的 CRUD,如 OrderDao.xml 的多表联查。
预约成功后,前端 orderSuccess.html 通过 Vue+Axios 获取订单 ID,请求 /findById 接口;后端 OrderService.findById 方法联表查询预约、会员、套餐信息,处理日期格式后返回,实现信息展示。整体技术栈融合 SpringMVC、MyBatis、Redis,保障流程闭环与数据安全。
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