valid

@@ -138,10 +138,10 @@ const whSurfController = {
     },
 
     prizeCreate: async function(req, res) {
-        let param = req.body;
+        let param = req.body && req.body.prizes;
 
         try {
-            if (param instanceof Array) {
+            if (param && param.length && param instanceof Array) {
                 let arr = param.map((value) => {
                     return valid(value, {
                         act_id: {type: 'number', empty: false},
@@ -179,10 +179,10 @@ const whSurfController = {
     },
 
     prizeUpdate: async function(req, res) {
-        let param = req.body;
+        let param = req.body && req.body.prizes;
 
         try {
-            if (param instanceof Array) {
+            if (param && param.length && param instanceof Array) {
                 let arr = param.map((value) => {
                     return valid(value, {
                         id: {type: 'number', empty: false},