diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/OmnipodDashBleManagerImpl.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/OmnipodDashBleManagerImpl.kt
index 00f440ac73..243cb0f59b 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/OmnipodDashBleManagerImpl.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/OmnipodDashBleManagerImpl.kt
@@ -95,7 +95,7 @@ class OmnipodDashBleManagerImpl @Inject constructor(private val context: Context
     companion object {
 
         private const val CONNECT_TIMEOUT_MS = 5000
-        public const val CONTROLLER_ID = 4242 // TODO read from preferences or somewhere else.
+        const val CONTROLLER_ID = 4242 // TODO read from preferences or somewhere else.
     }
 
 }
\ No newline at end of file
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ServiceDiscoverer.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ServiceDiscoverer.kt
index a86173507f..8ebde34478 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ServiceDiscoverer.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ServiceDiscoverer.kt
@@ -30,17 +30,17 @@ class ServiceDiscoverer(private val logger: AAPSLogger, private val gatt: Blueto
         val dataChar = service.getCharacteristic(CharacteristicType.DATA.uuid) // TODO: this is never used
             ?: throw CharacteristicNotFoundException(CharacteristicType.DATA.value)
         var chars = mapOf(CharacteristicType.CMD to cmdChar,
-                CharacteristicType.DATA to dataChar)
+            CharacteristicType.DATA to dataChar)
         return chars
     }
 
-
     private fun String.toUuid(): UUID = UUID(
         BigInteger(replace("-", "").substring(0, 16), 16).toLong(),
         BigInteger(replace("-", "").substring(16), 16).toLong()
     )
 
     companion object {
+
         private const val SERVICE_UUID = "1a7e-4024-e3ed-4464-8b7e-751e03d0dc5f"
         private const val DISCOVER_SERVICES_TIMEOUT_MS = 5000
     }
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/LTK.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/LTK.kt
index 1f83940f2e..407d00a289 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/LTK.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/LTK.kt
@@ -1,12 +1,8 @@
 package info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.ltk
 
-import info.nightscout.androidaps.logging.AAPSLogger
-import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.BleIO
-
 data class LTK(val ltk: ByteArray, val noncePrefix: ByteArray) {
     init {
         require(ltk.size == 16)
         require(noncePrefix.size == 16)
     }
 }
-
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/PairMessage.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/PairMessage.kt
index 99466e3b4e..1879626479 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/PairMessage.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/ltk/PairMessage.kt
@@ -10,11 +10,11 @@ data class PairMessage(
     val destination: Id,
     val payload: ByteArray,
     val messagePacket: MessagePacket = MessagePacket(
-        type=MessageType.PAIRING,
-        source=source,
+        type = MessageType.PAIRING,
+        source = source,
         destination = destination,
-        payload=payload,
-        sequenceNumber=sequenceNumber,
-        sas=true, // TODO: understand why this is true for PairMessages
+        payload = payload,
+        sequenceNumber = sequenceNumber,
+        sas = true, // TODO: understand why this is true for PairMessages
     ),
-) {}
\ No newline at end of file
+)
\ No newline at end of file
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/Message.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/Message.kt
deleted file mode 100644
index 8b157a4399..0000000000
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/Message.kt
+++ /dev/null
@@ -1,9 +0,0 @@
-package info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.message
-
-interface Message {
-
-    /**
-     *
-     */
-    fun messagePacket(): MessagePacket
-}
\ No newline at end of file
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageIO.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageIO.kt
index d64d693edc..7f742a4aca 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageIO.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageIO.kt
@@ -4,8 +4,11 @@ import info.nightscout.androidaps.logging.AAPSLogger
 import info.nightscout.androidaps.logging.LTag
 import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.command.*
 import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.exceptions.UnexpectedCommandException
-import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.*
-import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.PayloadSplitter
+import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.BleIO
+import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.CharacteristicType
+import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.PayloadJoiner
+import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.PayloadJoinerActionAccept
+import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io.PayloadJoinerActionReject
 import info.nightscout.androidaps.utils.extensions.toHex
 
 class MessageIO(private val aapsLogger: AAPSLogger, private val bleIO: BleIO) {
@@ -57,7 +60,7 @@ class MessageIO(private val aapsLogger: AAPSLogger, private val bleIO: BleIO) {
             }
         }
         val finalCmd = when (joiner.finalize()) {
-            is PayloadJoinerActionAccept ->  BleCommandSuccess()
+            is PayloadJoinerActionAccept -> BleCommandSuccess()
             is PayloadJoinerActionReject -> BleCommandFail()
         }
         bleIO.sendAndConfirmPacket(CharacteristicType.CMD, finalCmd.data)
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessagePacket.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessagePacket.kt
index f18cbc9369..125219b866 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessagePacket.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessagePacket.kt
@@ -75,7 +75,7 @@ data class MessagePacket(
     }
 }
 
-private class Flag(var value: Int=0) {
+private class Flag(var value: Int = 0) {
 
     fun set(idx: Byte, set: Boolean) {
         val mask = 1 shl (7 - idx)
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageType.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageType.kt
index f0a68e5cba..6d4ce0314f 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageType.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/MessageType.kt
@@ -7,8 +7,9 @@ enum class MessageType(val value: Byte) {
     PAIRING(3);
 
     companion object {
+
         fun byValue(value: Byte): MessageType =
-            MessageType.values().firstOrNull() {it.value == value}
+            MessageType.values().firstOrNull { it.value == value }
                 ?: throw IllegalArgumentException("Unknown MessageType: $value")
     }
 }
\ No newline at end of file
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/io/PayloadJoiner.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/PayloadJoiner.kt
similarity index 100%
rename from omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/io/PayloadJoiner.kt
rename to omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/PayloadJoiner.kt
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/io/PayloadSplitter.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/PayloadSplitter.kt
similarity index 71%
rename from omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/io/PayloadSplitter.kt
rename to omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/PayloadSplitter.kt
index 4257011fa5..8a5be5bafb 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/io/PayloadSplitter.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/message/PayloadSplitter.kt
@@ -1,4 +1,4 @@
-package info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.io
+package info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.message
 
 import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.packet.BlePacket
 import info.nightscout.androidaps.plugins.pump.omnipod.dash.driver.comm.packet.FirstBlePacket
@@ -9,16 +9,17 @@ import java.lang.Integer.min
 import java.util.zip.CRC32
 
 internal class PayloadSplitter(private val payload: ByteArray) {
+
     fun splitInPackets(): List<BlePacket> {
         val ret = ArrayList<BlePacket>()
-        val crc32 = payload.crc32();
+        val crc32 = payload.crc32()
         if (payload.size <= 18) {
             val end = min(14, payload.size)
             ret.add(FirstBlePacket(
                 totalFragments = 0,
-                payload =  payload.copyOfRange(0, end),
+                payload = payload.copyOfRange(0, end),
                 size = payload.size.toByte(),
-                crc32 =  crc32,
+                crc32 = crc32,
             ))
             if (payload.size > 14) {
                 ret.add(LastOptionalPlusOneBlePacket(
@@ -26,19 +27,19 @@ internal class PayloadSplitter(private val payload: ByteArray) {
                     payload = payload.copyOfRange(end, payload.size),
                 ))
             }
-            return ret;
+            return ret
         }
-        val middleFragments = (payload.size-18)/19
+        val middleFragments = (payload.size - 18) / 19
         val rest = ((payload.size - middleFragments.toInt() * 19) - 18).toByte()
         ret.add(FirstBlePacket(
             totalFragments = (middleFragments + 1).toByte(),
             payload = payload.copyOfRange(0, 18),
         ))
-        for( i in 1..middleFragments ) {
-            val p = if (i ==1 ) {
-                payload.copyOfRange(18,37)
-            }else {
-                payload.copyOfRange((i-1)*19+18, (i-1)*19+18+19)
+        for (i in 1..middleFragments) {
+            val p = if (i == 1) {
+                payload.copyOfRange(18, 37)
+            } else {
+                payload.copyOfRange((i - 1) * 19 + 18, (i - 1) * 19 + 18 + 19)
             }
             ret.add(MiddleBlePacket(
                 index = i.toByte(),
@@ -47,18 +48,18 @@ internal class PayloadSplitter(private val payload: ByteArray) {
         }
         val end = min(14, rest.toInt())
         ret.add(LastBlePacket(
-            index = (middleFragments+1).toByte(),
+            index = (middleFragments + 1).toByte(),
             size = rest,
-            payload = payload.copyOfRange(middleFragments*19+18,middleFragments*19+18+end),
+            payload = payload.copyOfRange(middleFragments * 19 + 18, middleFragments * 19 + 18 + end),
             crc32 = crc32,
         ))
         if (rest > 14) {
             ret.add(LastOptionalPlusOneBlePacket(
-                index = (middleFragments+2).toByte(),
-                payload = payload.copyOfRange(middleFragments*19+18+14, payload.size),
+                index = (middleFragments + 2).toByte(),
+                payload = payload.copyOfRange(middleFragments * 19 + 18 + 14, payload.size),
             ))
         }
-        return ret;
+        return ret
     }
 }
 
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/packet/BlePacket.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/packet/BlePacket.kt
index e517790bee..0c3fda1b8c 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/packet/BlePacket.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/packet/BlePacket.kt
@@ -7,6 +7,7 @@ sealed class BlePacket {
     abstract fun asByteArray(): ByteArray
 
     companion object {
+
         const val MAX_BLE_PACKET_LEN = 30 // we use this as the size allocated for the ByteBuffer
     }
 }
diff --git a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/scan/BleDiscoveredDevice.kt b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/scan/BleDiscoveredDevice.kt
index 88e4733eed..1b4a2cee2a 100644
--- a/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/scan/BleDiscoveredDevice.kt
+++ b/omnipod-dash/src/main/java/info/nightscout/androidaps/plugins/pump/omnipod/dash/driver/comm/scan/BleDiscoveredDevice.kt
@@ -9,6 +9,7 @@ class BleDiscoveredDevice(val scanResult: ScanResult, private val scanRecord: Sc
 
     private val sequenceNo: Int
     private val lotNo: Long
+
     @Throws(DiscoveredInvalidPodException::class)
     private fun validateServiceUUIDs() {
         val serviceUuids = scanRecord.serviceUuids
@@ -65,7 +66,8 @@ class BleDiscoveredDevice(val scanResult: ScanResult, private val scanRecord: Sc
     }
 
     companion object {
-        const val MAIN_SERVICE_UUID = "4024";
+
+        const val MAIN_SERVICE_UUID = "4024"
         const val UNKNOWN_THIRD_SERVICE_UUID = "000a" // FIXME: why is this 000a?
         private fun extractUUID16(uuid: ParcelUuid): String {
             return uuid.toString().substring(4, 8)