diff --git a/src/components/common/RangePicker.vue b/src/components/common/RangePicker.vue
index e43eba33..e2cd37da 100644
--- a/src/components/common/RangePicker.vue
+++ b/src/components/common/RangePicker.vue
@@ -3,6 +3,7 @@
     <div class="select addTimeBox">
       <div class="addTime">创建时间：</div>
       <a-range-picker
+        :value="dateTime"
         style="width: 420px"
         format="YYYY-MM-DD"
         valueFormat="YYYY-MM-DD"
@@ -14,14 +15,29 @@
   </div>
 </template>
 <script setup>
-import {defineEmits} from "vue";
+import {defineEmits,ref} from "vue";
 
 const emit = defineEmits(["update:beginTime", "update:endTime"]);
 
+const dateTime = ref([null,null]);
+
+const resetTime = () => {
+  dateTime.value = [null,null]
+  emit("update:beginTime", null);
+  emit("update:endTime", null);
+}
+
 function change(e) {
+  console.log(e)
+  dateTime.value = [e[0],e[1]]
   emit("update:beginTime", e[0]);
   emit("update:endTime", e[1]);
 }
+
+//暴露resetTime方法
+defineExpose({
+  resetTime
+});
 </script>
 <style  lang="scss">
 .addTimeBox {
diff --git a/src/components/drawers/AddOpenCourse.vue b/src/components/drawers/AddOpenCourse.vue
index d8e0c98d..e89d9a78 100644
--- a/src/components/drawers/AddOpenCourse.vue
+++ b/src/components/drawers/AddOpenCourse.vue
@@ -42,10 +42,10 @@
             <div class="mii_ipt">
               <div class="ipt_name"></div>
               <div class="fi_input">
-                <RangePicker v-model:beginTime="params.createBeginTime" v-model:endTime="params.createEndTime"/>
+                <RangePicker ref="resetTime" v-model:beginTime="params.createBeginTime" v-model:endTime="params.createEndTime"/>
               </div>
             </div>
-          </div>
+          </div> 
           <div class="mi_btns" style="margin-left: 0">
             <div class="btn btn2" @click="search">
               <div class="search"></div>
@@ -319,7 +319,7 @@
               <span style="margin-right: 3px"></span>
             </div>
             <div class="b_input">
-              <FJUpload v-model:value="formData.attachName"/>
+              <FJUpload v-model:value="formData.attach"  @changevalue="changevalue"/>
             </div>
           </div>
 
@@ -428,7 +428,9 @@ const params = ref({
   type: props.type,
   offcourseId: "",
   draftTaskId: "",
-  taskId: ""
+  taskId: "",
+  createBeginTime: '', 
+  createEndTime: '', 
 });
 const validated = ref(0);
 const dateTime = ref([]);
@@ -449,7 +451,7 @@ const formData = useResetRef({
   assessmentId: "",
   workInfo: {},
   examInfo: {},
-  attachName: "",
+  attach: "",
   type: props.type,
   offcourseId: "",
   draftTaskId: "",
@@ -498,12 +500,14 @@ function search() {
   tableRef.value.fetch();
 }
 
+const resetTime = ref();
 function reset() {
   tableRef.value.reset({
     type: props.type,
     offcourseId: params.value.offcourseId,
     draftTaskId: params.value.draftTaskId,
   });
+  resetTime.value.resetTime();
 }
 
 const closeDrawer = () => {
@@ -576,6 +580,23 @@ function openDrawer(row) {
 
 const disabledDate = (current) => current && current < dayjs().startOf("day");
 
+// 删除文件返回参数
+const changevalue = (e) => {
+  let arr = formData.value.attach.split(",");
+  let newarr = [];
+  for (let i = 0; i < arr.length; i++) {
+    if (i !== e) {
+      newarr.push(arr[i]);
+    }
+  }
+  if (newarr.length == 0) {
+    formData.value.attach = "";
+  } else {
+    formData.value.attach = newarr.toString();
+  }
+  console.log("changevalue", e, newarr, formData.value.attach);
+}
+
 defineExpose({ openDrawer });
 </script>
 <style lang="scss">