NSC: improve connectivity message

core/interfaces/src/main/kotlin/app/aaps/core/interfaces/rx/events/EventNetworkChange.kt

@@ -7,4 +7,7 @@ class EventNetworkChange(
     var ssid: String = "",
     var roaming: Boolean = false,
     var metered: Boolean = false
-) : Event()
+) : Event() {
+    val isAnyConnection : Boolean
+        get() = mobileConnected || wifiConnected
+}

plugins/sync/src/main/kotlin/app/aaps/plugins/sync/nsclient/ReceiverDelegate.kt

@@ -84,7 +84,11 @@ class ReceiverDelegate @Inject constructor(
         val newNetworkState = calculateStatus(ev)
         if (newNetworkState != allowedNetworkState) {
             allowedNetworkState = newNetworkState
-            if (!newNetworkState) blockingReason = rh.gs(R.string.blocked_by_connectivity)
+            if (!newNetworkState) {
+                blockingReason =
+                    if (!ev.isAnyConnection) rh.gs(R.string.no_connectivity)
+                    else rh.gs(R.string.blocked_by_connectivity)
+            }
             processStateChange()
         }
     }

plugins/sync/src/main/res/values/strings.xml

@@ -41,6 +41,7 @@
     <string name="description_ns_client_v3">Synchronizes your data with Nightscout using v3 API</string>
     <string name="blocked_by_charging">Blocked by charging options</string>
     <string name="blocked_by_connectivity">Blocked by connectivity options</string>
+    <string name="no_connectivity">No connectivity</string>
     <string name="unsupported_ns_version">Unsupported version of Nightscout</string>
     <string name="openaps_short">OAPS</string>
     <string name="uploader_short">UPLD</string>