Merge branch 'osmdroid-phase2' of github.com:ScriptTactics/Meshtastic-Android into osmdroid-phase2

app/src/main/java/com/geeksville/mesh/database/dao/PacketDao.kt

@@ -23,7 +23,7 @@ interface PacketDao {
     fun getMessagesFrom(contact: String): Flow<List<Packet>>
 
     @Query("Select * from packet where data = :data")
-    fun findDataPacket(data: DataPacket): Packet
+    fun findDataPacket(data: DataPacket): Packet?
 
     @Query("Delete from packet where port_num = 1")
     fun deleteAllMessages()
@@ -45,6 +45,6 @@ interface PacketDao {
     @Transaction
     fun updateMessageStatus(data: DataPacket, m: MessageStatus) {
         val new = data.copy(status = m)
-        update(findDataPacket(data).copy(data = new))
+        findDataPacket(data)?.let { update(it.copy(data = new)) }
     }
 }

app/src/main/java/com/geeksville/mesh/model/BTScanModel.kt

@@ -236,9 +236,10 @@ class BTScanModel @Inject constructor(
             devices.value = (testnodes.map { it.fullAddress to it }).toMap().toMutableMap()
 
             // If nothing was selected, by default select the first thing we see
-            if (selectedAddress == null)
+            val activity = GeeksvilleApplication.currentActivity
+            if (selectedAddress == null && activity is MainActivity)
                 changeScanSelection(
-                    GeeksvilleApplication.currentActivity as MainActivity,
+                    activity,
                     testnodes.first().fullAddress
                 )