diff --git a/src/api/business/study/study.js b/src/api/business/study/study.js
index 5bac995..9a120dc 100644
--- a/src/api/business/study/study.js
+++ b/src/api/business/study/study.js
@@ -47,6 +47,20 @@ export function study_gd(data) {
     data: data
   })
 }
+export function study_checkSd(data) {
+  return request({
+    url: '/system/business/study/checkSd',
+    method: 'post',
+    data: data
+  })
+}
+export function study_sd(data) {
+  return request({
+    url: '/system/business/study/sd',
+    method: 'post',
+    data: data
+  })
+}
 export function study_js(data) {
   return request({
     url: '/system/business/study/js',
diff --git a/src/views/business/study/comp/edit.vue b/src/views/business/study/comp/edit.vue
index 05ee6ce..98f8c06 100644
--- a/src/views/business/study/comp/edit.vue
+++ b/src/views/business/study/comp/edit.vue
@@ -21,7 +21,7 @@
           </el-col>
           <el-col :span="24">
             <el-form-item :label="$t('page.business.study.study.sn')+'：'" prop="sn">
-              <el-input v-model="infoDialog.formData.sn" :placeholder="$t('form.placeholderInput')" maxlength="100" :readonly="this.infoDialog.formData.id!=''" />
+              <el-input v-model="infoDialog.formData.sn" :placeholder="$t('form.placeholderInput')" maxlength="100" :disabled="this.infoDialog.formData.id!=''" />
             </el-form-item>
           </el-col>
           <el-col :span="24">
diff --git a/src/views/business/study/comp/suject.vue b/src/views/business/study/comp/suject.vue
index b9c5368..44b4f9c 100644
--- a/src/views/business/study/comp/suject.vue
+++ b/src/views/business/study/comp/suject.vue
@@ -10,13 +10,13 @@
       <div class="operate-img"></div>
       <div class="operate-left">{{$t('page.business.study.studyEnter.syxkxx')}}</div>
       <div class="operate-right">
-        <i class="el-icon-edit operate-icon" @click="editSubject"></i>
+        <i class="el-icon-edit operate-icon" @click="editSubject" v-if="study.createBy==userId"></i>
       </div>
     </div>
     <div class="subject-content">
       <div class="subject-item" :class="selectedSubjectId===item.id?'active':''" v-for="(item,index) in  subjectList" :key="index" @click="changeSelectedSubject(item)">
         <div class="subject-item-name">{{item.deptName}}({{item.leaderName}})</div>
-        <div class="subject-item-add">
+        <div class="subject-item-add" v-if="item.leader==userId">
           <el-button type="primary" plain @click.stop="yq(item)">{{$t('page.business.study.studyEnter.yq')}}</el-button>
         </div>
       </div>
@@ -88,10 +88,10 @@ export default {
     },
   },
   components: {SelectDeptUserDialog,SelectDeptUserMultipleDialog,Sign},
-  computed: {},
   filters: {},
   data() {
     return {
+      userId:this.$store.getters.id,
       subjectList:[],
       selectedSubjectId:'',
       infoDialog:{
diff --git a/src/views/business/study/comp/syxx.vue b/src/views/business/study/comp/syxx.vue
index 0834993..62d5347 100644
--- a/src/views/business/study/comp/syxx.vue
+++ b/src/views/business/study/comp/syxx.vue
@@ -35,7 +35,7 @@
             </el-form-item>
           </el-col>
           <el-col>
-            <el-button type="primary" @click="sdsy">{{ $t('page.business.study.studyFormPlan.sdsy') }}</el-button>
+            <el-button type="primary" @click="sdsy" v-hasPermi="['business:study:sd']" v-if="studyInfo.createBy==userId && studyInfo.status!=5">{{ $t('page.business.study.studyFormPlan.sdsy') }}</el-button>
           </el-col>
         </el-row>
       </el-form>
@@ -52,12 +52,15 @@
     <div class="syxx-content">
       <jhbdList :study="studyInfo" @showDetail="showDetailCallback" />
     </div>
+
+    <Sign ref="syxxSignRef" @callback="doSign" />
   </div>
 </template>
 
 <script>
+import Sign from './sign.vue'
 import jhbdList from './jhbdList.vue'
-import { study_info } from "@/api/business/study/study"
+import { study_info,study_checkSd,study_sd } from "@/api/business/study/study"
 import { studySubject_listByStudyId } from '@/api/business/study/studySubject'
 export default {
   name: 'StudyTbbd',
@@ -78,9 +81,10 @@ export default {
       }
     },
   },
-  components: { jhbdList },
+  components: { jhbdList,Sign },
   data() {
     return {
+      userId:this.$store.getters.id,
       showDetail: false,
       id: {},
       studyInfo:{},
@@ -107,7 +111,29 @@ export default {
       })
     },
     sdsy() {
-      alert('todo')
+      this.$modal.loading()
+      study_checkSd({
+        study:{id:this.study.id},
+      }).then(() => {
+        this.$refs.syxxSignRef.show(this.$t('page.business.study.study.sdsy'),this.$t('page.business.study.study.sdsy'))
+      }).finally(() => {
+        this.$modal.closeLoading()
+      })
+    },
+    doSign(val){
+      this.doSd(val)
+    },
+    doSd(sign){
+      this.$modal.loading()
+      study_sd({
+        study:{id:this.study.id},
+        sign:sign
+      }).then(() => {
+        this.$refs.syxxSignRef.cancel()
+        this.getStudyInfo()
+      }).finally(() => {
+        this.$modal.closeLoading()
+      })
     },
     showDetailCallback(val) {
       this.showDetail = val