添加期数时观摩老师下面增加一个 是否将带班老师加入观摩班（is_add_teacher_to_class） 默认否

src/components/periods/newDialog.vue

@@ -65,6 +65,13 @@
               </el-option>
             </el-select>
           </el-form-item>
+          <el-form-item label="将带班老师加入观摩班"  v-if = "!form.id" label-width="200">
+            <el-switch
+              v-model="form.is_add_teacher_to_class"
+              active-color="#13ce66"
+              inactive-color="#eee">
+            </el-switch>
+          </el-form-item>
           <el-form-item label="不上课日期">
             <el-select v-model="form.rest_week_day" multiple placeholder="请选择">
               <el-option
@@ -96,7 +103,9 @@
     data(){
       return{
         loading: false,
-        form: {},
+        form: {
+          is_add_teacher_to_class: false
+        },
         show: false,
         viewTeacher: '',
         pickerOptions1: {
@@ -203,6 +212,7 @@
               start_at: this.form.start_at,
               rest_week_day: this.form.rest_week_day ? this.form.rest_week_day.join(',') : ''
             }
+            json.is_add_teacher_to_class = this.form.is_add_teacher_to_class ? 1 : 0;
             if (this.form.id) {
               getEditPeriodsApi(this.form.id,json).then(res=>{
                 this.$message({