update

controller/heavyMetalController.js

@@ -14,7 +14,12 @@
 async function batchCreate(req, res, next) {
     try {
         let metals = req.body.metals;
-        let ret = await DB.HeavyMetal.insertMany(metals);
+        let arr = [];
+        for (let index = 0; index < metals.length; index++) {
+            const element = metals[index];
+            arr.push({data: element});
+        }
+        let ret = await DB.HeavyMetal.insertMany(arr);
         return res.sendData(ret);
     } catch (error) {
         res.sendError(error);

db/models/letianHeavyMetal.js

@@ -18,6 +18,12 @@ const letianHeavyMetalSchema = new Schema({
     proWeightStatus: {
         type: String,
         comment: "产品重量状态"
+    },
+    time: {
+        type: Date,
+    },
+    data: {
+
     },
     createdAt: {
         type: Date,