only seed with test data if we are on the emulator

app/src/main/java/com/geeksville/mesh/MeshUtilApplication.kt

@@ -1,6 +1,7 @@
 package com.geeksville.mesh
 
 import android.os.Debug
+import com.geeksville.android.BuildUtils.isEmulator
 import com.geeksville.android.GeeksvilleApplication
 import com.geeksville.android.Logging
 import com.geeksville.util.Exceptions
@@ -16,7 +17,7 @@ class MeshUtilApplication : GeeksvilleApplication(null, "58e72ccc361883ea502510b
 
         // We default to off in the manifest, FIXME turn on only if user approves
         // leave off when running in the debugger
-        if (!BuildConfig.DEBUG || !Debug.isDebuggerConnected()) {
+        if (!isEmulator && (!BuildConfig.DEBUG || !Debug.isDebuggerConnected())) {
             val crashlytics = FirebaseCrashlytics.getInstance()
             crashlytics.setCrashlyticsCollectionEnabled(true)
 

app/src/main/java/com/geeksville/mesh/NodeInfo.kt

@@ -115,7 +115,7 @@ data class NodeInfo(
     fun distance(o: NodeInfo?): Int? {
         val p = position
         val op = o?.position
-        return if (p != null && op != null)
+        return if (p != null && op != null && p.latitude != 0.0 && op.longitude != 0.0)
             p.distance(op).toInt()
         else
             null

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

@@ -2,6 +2,7 @@ package com.geeksville.mesh.model
 
 import android.os.RemoteException
 import androidx.compose.frames.modelListOf
+import com.geeksville.android.BuildUtils.isEmulator
 import com.geeksville.android.Logging
 import com.geeksville.mesh.MeshProtos
 import com.geeksville.mesh.utf8
@@ -34,7 +35,7 @@ object MessagesState : Logging {
 
     // If the following (unused otherwise) line is commented out, the IDE preview window works.
     // if left in the preview always renders as empty.
-    val messages = modelListOf(*testTexts)
+    val messages = modelListOf(* if (isEmulator) testTexts else arrayOf())
 
     /// add a message our GUI list of past msgs
     fun addMessage(m: TextMessage) {

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

@@ -1,6 +1,7 @@
 package com.geeksville.mesh.model
 
 import androidx.compose.mutableStateOf
+import com.geeksville.android.BuildUtils.isEmulator
 import com.geeksville.mesh.MeshUser
 import com.geeksville.mesh.NodeInfo
 import com.geeksville.mesh.Position
@@ -38,11 +39,14 @@ object NodeDB {
         )
     }
 
+    private val seedWithTestNodes = isEmulator
+
     /// The unique ID of our node
-    val myId = mutableStateOf("+16508765309")
+    val myId = mutableStateOf(if (isEmulator) "+16508765309" else "invalid")
 
     /// A map from nodeid to to nodeinfo
-    val nodes = mutableMapOf(* testNodes.map { it.user!!.id to it }.toTypedArray())
+    val nodes =
+        mutableMapOf(* (if (isEmulator) testNodes else listOf()).map { it.user!!.id to it }.toTypedArray())
 
     /// Could be null if we haven't received our node DB yet
     val ourNodeInfo get() = nodes[myId.value]