update

controller/deviceController.js

@@ -45,8 +45,10 @@ async function updateDevice(req, res, next) {
             let attrMap = {}
             let attrs = await DB.CollectAttribute.find({del: 0, enable: true});
             attrs.map(o => {attrMap[o._id] = o; attrMap[o.dbKey] = o;return});
+            let dbKeys = [];
             for (let i = 0; i < req.body.thresholds.length; i++) {
                 const element = req.body.thresholds[i];
+                dbKeys.push(element.dbKey);
                 let {dbKey, deviceKey, name, _id} = attrMap[element.dbKey || element.attrId];
                 await DB.CollectThreshold.findOneAndUpdate({deviceNumber: ret.deviceNumber, dbKey}, {
                     max: element.max,
@@ -57,6 +59,8 @@ async function updateDevice(req, res, next) {
                     name,
                 }, {upsert: true});
             } 
+            //不在dbKeys里面的属性 全部删除
+            await DB.CollectThreshold.updateMany({deviceNumber: ret.deviceNumber, dbKey: {$nin: dbKeys}}, {del: 1});
         }
         
         res.sendData(ret);