fix: correctly parse node notification (#170)

* fix: correctly parse notification

* fix: correctly parse Duration

* fix: ignore CC notification

* fix: lint issues

lib/ZwaveClient.js

@@ -7,9 +7,10 @@ const {
   Driver,
   NodeStatus,
   InterviewStage,
-  extractFirmware
+  extractFirmware,
+  CommandClass
 } = require('zwave-js')
-const { CommandClasses } = require('@zwave-js/core')
+const { CommandClasses, Duration } = require('@zwave-js/core')
 const utils = reqlib('/lib/utils.js')
 const EventEmitter = require('events')
 const jsonStore = reqlib('/lib/jsonStore.js')
@@ -546,12 +547,32 @@ function onNodeMetadataUpdated (zwaveNode, args) {
  * @param {Buffer|Duration|undefined} parameters
  */
 function onNodeNotification (zwaveNode, notificationLabel, parameters) {
+  parameters = parseNotification(parameters)
+
   logger.info(
     `Node ${zwaveNode.id}: notification: ${notificationLabel} ${
       parameters ? 'with ' + parameters.toString() : ''
     }`
   )
-  this.emit('notification', zwaveNode, notificationLabel, parameters)
+
+  if (parameters instanceof CommandClass) {
+    logger.info('Command class notification received, ignoring it')
+    return
+  }
+
+  if (typeof parameters === 'object') {
+    for (const key in parameters) {
+      this.emit(
+        'notification',
+        zwaveNode,
+        notificationLabel + '_' + key,
+        parameters[key]
+      )
+    }
+  } else {
+    this.emit('notification', zwaveNode, notificationLabel, parameters)
+  }
+
   this.emit(
     'event',
     eventEmitter.node,
@@ -951,6 +972,16 @@ function removeValue (zwaveNode, args) {
 
 // ------- Utils ------------------------
 
+function parseNotification (parameters) {
+  if (Buffer.isBuffer(parameters)) {
+    return parameters.toString('hex')
+  } else if (parameters instanceof Duration) {
+    return parameters.toMilliseconds()
+  } else {
+    return parameters
+  }
+}
+
 /**
  * Get the device id of a specific node
  *