修改

src/views/process/process/MainForm.vue

@@ -78,7 +78,7 @@
         </el-col>
         <el-col :span="16">
           <el-form-item label="偏差原因" prop="reason">
-            <el-input v-model="formData.reason" placeholder="请输入偏差原因" />
+            <el-input v-model="formData.reason" placeholder="请输入偏差原因"  :disabled="formData.deviation=='0'"/>
           </el-form-item>
         </el-col>
         <el-col :span="24">
@@ -143,7 +143,12 @@ const formRules = reactive({
 const formRef = ref() // 表单 Ref
 
 const handleSelectChange = (newValue) => {
-  console.log("newValue="+ newValue);
+  if(newValue == 0){
+    formData.value.reason =undefined
+    formRules.reason[0].required= false
+  }else{
+    formRules.reason[0].required= true
+  }
 }
 
 /** 打开弹窗 */