fix:面授课新建开课附件上传、开课按钮重置问题修改

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 {