Update AdditionalStrokeData.js

app/peripherals/ble/pm5/characteristic/AdditionalStrokeData.js

@@ -1,6 +1,6 @@
 'use strict'
 /*
-  Open Rowing Monitor, https://github.com/laberning/openrowingmonitor
+  Open Rowing Monitor, https://github.com/JaapvanEkris/openrowingmonitor
 
   Implementation of the AdditionalStrokeData as defined in:
   https://www.concept2.co.uk/files/pdf/us/monitors/PM5_BluetoothSmartInterfaceDefinition.pdf
@@ -40,20 +40,20 @@ export default class AdditionalStrokeData extends bleno.Characteristic {
       // elapsedTime: UInt24LE in 0.01 sec
       bufferBuilder.writeUInt24LE(Math.round(data.totalMovingTime * 100))
       // strokePower: UInt16LE in watts
-      bufferBuilder.writeUInt16LE(Math.round(data.cyclePower))
+      bufferBuilder.writeUInt16LE(data.cyclePower > 0 ? Math.round(data.cyclePower) : 0)
       // strokeCalories: UInt16LE in cal
-      bufferBuilder.writeUInt16LE(Math.round(data.strokeCalories * 1000))
+      bufferBuilder.writeUInt16LE(data.strokeCalories > 0 ? Math.round(data.strokeCalories * 1000) : 0)
       // strokeCount: UInt16LE
-      bufferBuilder.writeUInt16LE(Math.round(data.totalNumberOfStrokes))
+      bufferBuilder.writeUInt16LE(data.totalNumberOfStrokes > 0 ? Math.round(data.totalNumberOfStrokes) : 0)
       // projectedWorkTime: UInt24LE in 1 sec
-      bufferBuilder.writeUInt24LE(Math.round(data.cycleProjectedEndTime))
+      bufferBuilder.writeUInt24LE(data.cycleProjectedEndTime > 0 ? Math.round(data.cycleProjectedEndTime) : 0)
       // projectedWorkDistance: UInt24LE in 1 m
-      bufferBuilder.writeUInt24LE(Math.round(data.cycleProjectedEndLinearDistance))
+      bufferBuilder.writeUInt24LE(data.cycleProjectedEndLinearDistance > 0 ? Math.round(data.cycleProjectedEndLinearDistance) : 0)
       if (!this._updateValueCallback) {
         // the multiplexer uses a slightly different format for the AdditionalStrokeData
         // it adds workPerStroke at the end
         // workPerStroke: UInt16LE in 0.1 Joules
-        bufferBuilder.writeUInt16LE(Math.round(data.strokeWork * 10))
+        bufferBuilder.writeUInt16LE(data.strokeWork > 0 ? Math.round(data.strokeWork * 10) : 0)
       }
 
       if (this._updateValueCallback) {