学员批量导入

src/main/java/xyz/playedu/api/service/DepartmentService.java

@@ -23,4 +23,6 @@ public interface DepartmentService extends IService<Department> {
 
     void update(Department department, String name, Integer parentId, Integer sort) throws NotFoundException;
 
+    List<Integer> allIds();
+
 }

src/main/java/xyz/playedu/api/service/UserService.java

@@ -5,6 +5,8 @@ import com.baomidou.mybatisplus.extension.service.IService;
 import xyz.playedu.api.types.paginate.PaginationResult;
 import xyz.playedu.api.types.paginate.UserPaginateFilter;
 
+import java.util.List;
+
 /**
  * @author tengteng
  * @description 针对表【users】的数据库操作Service
@@ -14,4 +16,6 @@ public interface UserService extends IService<User> {
     boolean emailIsExists(String email);
 
     PaginationResult<User> paginate(int page, int size, UserPaginateFilter filter);
+
+    List<String> existsEmailsByEmails(List<String> emails);
 }

src/main/java/xyz/playedu/api/service/impl/DepartmentServiceImpl.java

@@ -115,6 +115,16 @@ public class DepartmentServiceImpl extends ServiceImpl<DepartmentMapper, Departm
         }
         updateBatchById(updateRows);
     }
+
+    @Override
+    public List<Integer> allIds() {
+        List<Department> departments = list(query().getWrapper().eq("1", "1").select("id"));
+        List<Integer> ids = new ArrayList<>();
+        for (Department department : departments) {
+            ids.add(department.getId());
+        }
+        return ids;
+    }
 }
 
 

src/main/java/xyz/playedu/api/service/impl/UserServiceImpl.java

@@ -13,6 +13,9 @@ import org.springframework.stereotype.Service;
 import xyz.playedu.api.types.paginate.PaginationResult;
 import xyz.playedu.api.types.paginate.UserPaginateFilter;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * @author tengteng
  * @description 针对表【users】的数据库操作Service实现
@@ -72,6 +75,16 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements Us
 
         return pageResult;
     }
+
+    @Override
+    public List<String> existsEmailsByEmails(List<String> emails) {
+        List<User> users = list(query().getWrapper().in("email", emails).select("id", "email"));
+        List<String> existsEmails = new ArrayList<>();
+        for (User user : users) {
+            existsEmails.add(user.getEmail());
+        }
+        return existsEmails;
+    }
 }