将小程序后端以微服务形式引入（可能还有bug）

backend/microservice-provider-miniprogram-8080/src/main/java/com/school/visitor/controller/VisitorController.java

@@ -0,0 +1,45 @@
+package com.school.visitor.controller;
+
+import com.school.index.pojo.Apply;
+import com.school.index.pojo.Res;
+import com.school.visitor.pojo.Visitor;
+import com.school.visitor.service.VisitorService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import java.util.Date;
+
+@Controller
+@RequestMapping("visitor")
+public class VisitorController {
+
+    @Autowired
+    private VisitorService visitorService;
+
+    @ResponseBody
+    @RequestMapping("/visitorApply")
+    public String visitorApply(Visitor visitor) {
+//        visitor.setCreate_time(new Date().toString());
+        return visitorService.visitorApply(visitor);
+    }
+
+    @ResponseBody
+    @RequestMapping("/visitorChangeState")
+    public String visitorChangeState(Integer id, Integer state) {
+        return visitorService.visitorChangeState(id, state);
+    }
+
+    @ResponseBody
+    @RequestMapping("/showMyVisitor")
+    public String showMyVisitor(String phone) {
+        return visitorService.showMyVisitor(phone);
+    }
+
+    @ResponseBody
+    @RequestMapping("/showVisitorList")
+    public Res showVisitorList() {
+        return Res.success(visitorService.showVisitorList());
+    }
+}

backend/microservice-provider-miniprogram-8080/src/main/java/com/school/visitor/dao/VisitorDao.java

@@ -0,0 +1,20 @@
+package com.school.visitor.dao;
+
+import com.school.visitor.pojo.Visitor;
+import org.apache.ibatis.annotations.Mapper;
+
+import java.util.List;
+
+@Mapper
+public interface VisitorDao {
+
+    int getApplyByPhone(String phone);
+
+    int visitorApply(Visitor visitor);
+
+    int visitorChangeState(Integer id, Integer state);
+
+    int showMyVisitor(String phone);
+
+    List<Visitor> showVisitorList();
+}

backend/microservice-provider-miniprogram-8080/src/main/java/com/school/visitor/pojo/Visitor.java

@@ -0,0 +1,22 @@
+package com.school.visitor.pojo;
+
+import lombok.Data;
+
+@Data
+public class Visitor {
+
+    private  Integer id;
+
+    private String time;
+
+    private String phone;
+
+    private String issue;
+
+    private String meet_name;
+
+    private String create_time;
+
+    private Integer state;
+
+}

backend/microservice-provider-miniprogram-8080/src/main/java/com/school/visitor/service/VisitorService.java

@@ -0,0 +1,16 @@
+package com.school.visitor.service;
+
+import com.school.visitor.pojo.Visitor;
+
+import java.util.List;
+
+public interface VisitorService {
+
+    String visitorApply(Visitor visitor);
+
+    String visitorChangeState(Integer id, Integer state);
+
+    String showMyVisitor(String phone);
+
+    List<Visitor> showVisitorList();
+}

backend/microservice-provider-miniprogram-8080/src/main/java/com/school/visitor/service/impl/VisitorServiceImpl.java

@@ -0,0 +1,53 @@
+package com.school.visitor.service.impl;
+
+import com.school.visitor.dao.VisitorDao;
+import com.school.visitor.pojo.Visitor;
+import com.school.visitor.service.VisitorService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class VisitorServiceImpl implements VisitorService {
+
+    @Autowired
+    private VisitorDao visitorDao;
+
+    @Override
+    public String visitorApply(Visitor visitor) {
+        if (visitorDao.getApplyByPhone(visitor.getPhone())==0){
+            visitorDao.visitorApply(visitor);
+            return "申请成功";
+        }else {
+            return "不能重复申请";
+        }
+    }
+
+    @Override
+    public String visitorChangeState(Integer id, Integer state) {
+        visitorDao.visitorChangeState(id, state);
+        if (state == 1)
+        { return "审批成功";
+        }else{
+            return "已驳回";
+        }
+    }
+
+    @Override
+    public String showMyVisitor(String phone) {
+        int i = visitorDao.showMyVisitor(phone);
+        if (i == 0){
+            return "您的审批正在申请";
+        }else if(i==1){
+            return "审批通过";
+        }else{
+            return "申请已被驳回,请重新申请";
+        }
+    }
+
+    @Override
+    public List<Visitor> showVisitorList() {
+        return visitorDao.showVisitorList();
+    }
+}