diff --git a/src/main/java/com/ydool/boot/api/controller/ApiBaseDataController.java b/src/main/java/com/ydool/boot/api/controller/ApiBaseDataController.java
index 5c2845d..82f1ad5 100644
--- a/src/main/java/com/ydool/boot/api/controller/ApiBaseDataController.java
+++ b/src/main/java/com/ydool/boot/api/controller/ApiBaseDataController.java
@@ -16,7 +16,9 @@ import com.ydool.boot.modules.sys.entity.Street;
 import com.ydool.boot.modules.sys.service.StreetService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiImplicitParam;
+import io.swagger.annotations.ApiImplicitParams;
 import io.swagger.annotations.ApiOperation;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -57,6 +59,7 @@ public class ApiBaseDataController extends ApiBaseController {
     @Autowired
     private OfficeService officeService;
 
+
     @GetMapping("street")
     @ResponseBody
     @ApiOperation(value = "获取街道列表")
@@ -141,4 +144,18 @@ public class ApiBaseDataController extends ApiBaseController {
         render(Ret.ok().data(ConfigUtils.getStr(code)));
     }
 
+    @GetMapping("associationMeeting")
+    @ResponseBody
+    @ApiOperation(value = "附件关联会议")
+    @ApiImplicitParams({
+            @ApiImplicitParam(name = "conferenceId", value = "关联会议id", required = true),
+            @ApiImplicitParam(name = "attachment", value = "关联附件路径", required = true),
+            @ApiImplicitParam(name = "title", value = "附件名", required = true),
+            @ApiImplicitParam(name = "headline", value = "会议议题（附件所属的主题名）", required = true)
+    })
+    public void associationMeeting(String conferenceId, String attachment, String title, String headline) {
+        boolean flag = conferenceAttachmentService.associationMeeting(conferenceId, attachment, title, headline, getApiUserId());
+        renderJson(!flag ? Ret.fail("操作失败") : Ret.ok());
+    }
+
 }
diff --git a/src/main/java/com/ydool/boot/modules/rddb/entity/ConferenceAttachment.java b/src/main/java/com/ydool/boot/modules/rddb/entity/ConferenceAttachment.java
index bd4ca91..fc5a4de 100644
--- a/src/main/java/com/ydool/boot/modules/rddb/entity/ConferenceAttachment.java
+++ b/src/main/java/com/ydool/boot/modules/rddb/entity/ConferenceAttachment.java
@@ -5,8 +5,8 @@ import com.baomidou.mybatisplus.annotation.TableName;
 import com.ydool.boot.core.entity.BaseEntity;
 import com.ydool.boot.core.entity.TreeEntity;
 import io.swagger.annotations.ApiModelProperty;
-import lombok.Data;
-import lombok.EqualsAndHashCode;
+import lombok.*;
+import lombok.experimental.Accessors;
 import org.apache.commons.lang3.StringUtils;
 
 import java.util.List;
@@ -20,6 +20,9 @@ import java.util.List;
  * @since 2020-10-15
  */
 @Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
 @EqualsAndHashCode(callSuper = true)
 @TableName("t_conference_attachment")
 public class ConferenceAttachment extends TreeEntity {
diff --git a/src/main/java/com/ydool/boot/modules/rddb/service/ConferenceAttachmentService.java b/src/main/java/com/ydool/boot/modules/rddb/service/ConferenceAttachmentService.java
index 32eaca0..332715f 100644
--- a/src/main/java/com/ydool/boot/modules/rddb/service/ConferenceAttachmentService.java
+++ b/src/main/java/com/ydool/boot/modules/rddb/service/ConferenceAttachmentService.java
@@ -1,5 +1,6 @@
 package com.ydool.boot.modules.rddb.service;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.ydool.boot.core.service.BaseService;
 import com.ydool.boot.core.service.BaseTreeService;
@@ -7,6 +8,9 @@ import com.ydool.boot.modules.rddb.entity.ConferenceAttachment;
 import com.ydool.boot.modules.rddb.mapper.ConferenceAttachmentMapper;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.time.LocalDateTime;
 
 /**
  * <p>
@@ -25,4 +29,58 @@ public class ConferenceAttachmentService extends BaseTreeService<ConferenceAttac
     public Page page(Page page, String conferenceTitle, String attachmentTitle) {
         return conferenceAttachmentMapper.page(page, conferenceTitle, attachmentTitle);
     }
+
+    @Transactional
+    public boolean associationMeeting(String conferenceId, String attachment, String title, String headline, String userId) {
+        boolean flag = false;
+        //查找议题是否存在
+        ConferenceAttachment conferenceAttachment = getOne(new QueryWrapper<ConferenceAttachment>().eq("conference_id", conferenceId).eq("title", headline));
+        //已存在
+        if (conferenceAttachment != null) {
+            ConferenceAttachment conferenceAttachment1 = new ConferenceAttachment()
+                    .builder()
+                    .title(title)
+                    .conferenceId(conferenceId)
+                    .attachment(attachment)
+                    .pid(conferenceAttachment.getId())
+                    .createdId(userId)
+                    .updatedId(userId)
+                    .build();
+            conferenceAttachment1.setCreatedAt(LocalDateTime.now());
+            conferenceAttachment1.setUpdatedAt(LocalDateTime.now());
+            flag = saveOrUpdate(conferenceAttachment1);
+        }
+        //不存在
+        else {
+            //创建议题
+            ConferenceAttachment  conferenceAttachment2 = new  ConferenceAttachment()
+                    .builder()
+                    .title(headline)
+                    .conferenceId(conferenceId)
+                    .attachment(attachment)
+                    .createdId(userId)
+                    .updatedId(userId)
+                    .pid("")
+                    .build();
+            conferenceAttachment2.setCreatedAt(LocalDateTime.now());
+            conferenceAttachment2.setUpdatedAt(LocalDateTime.now());
+            flag = saveOrUpdate(conferenceAttachment2);
+
+            System.out.println(conferenceAttachment2);
+            //创建附件
+            ConferenceAttachment conferenceAttachment1 = new ConferenceAttachment()
+                    .builder()
+                    .title(title)
+                    .conferenceId(conferenceId)
+                    .attachment(attachment)
+                    .pid(conferenceAttachment2.getId())
+                    .createdId(userId)
+                    .updatedId(userId)
+                    .build();
+            conferenceAttachment1.setCreatedAt(LocalDateTime.now());
+            conferenceAttachment1.setUpdatedAt(LocalDateTime.now());
+            flag = saveOrUpdate(conferenceAttachment1);
+        }
+        return flag;
+    }
 }