feat: add `NodeDetail` request metadata

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

@@ -40,6 +40,7 @@ import com.geeksville.mesh.database.MeshLogRepository
 import com.geeksville.mesh.database.entity.MeshLog
 import com.geeksville.mesh.model.map.CustomTileSource
 import com.geeksville.mesh.repository.datastore.RadioConfigRepository
+import com.geeksville.mesh.service.ServiceAction
 import com.geeksville.mesh.ui.Route
 import com.geeksville.mesh.ui.map.MAP_STYLE_ID
 import dagger.hilt.android.lifecycle.HiltViewModel
@@ -67,6 +68,7 @@ import java.util.concurrent.TimeUnit
 import javax.inject.Inject
 
 data class MetricsState(
+    val isLocal: Boolean = false,
     val isManaged: Boolean = true,
     val isFahrenheit: Boolean = false,
     val displayUnits: DisplayUnits = DisplayUnits.METRIC,
@@ -208,6 +210,10 @@ class MetricsViewModel @Inject constructor(
         meshLogRepository.deleteLogs(destNum, PortNum.POSITION_APP_VALUE)
     }
 
+    fun onServiceAction(action: ServiceAction) = viewModelScope.launch {
+        radioConfigRepository.onServiceAction(action)
+    }
+
     private val _state = MutableStateFlow(MetricsState.Empty)
     val state: StateFlow<MetricsState> = _state
 
@@ -219,10 +225,10 @@ class MetricsViewModel @Inject constructor(
     init {
         @OptIn(ExperimentalCoroutinesApi::class)
         radioConfigRepository.nodeDBbyNum
-            .mapLatest { nodes -> nodes[destNum] }
+            .mapLatest { nodes -> nodes[destNum] to nodes.keys.firstOrNull() }
             .distinctUntilChanged()
-            .onEach { node ->
-                _state.update { state -> state.copy(node = node) }
+            .onEach { (node, ourNode) ->
+                _state.update { state -> state.copy(node = node, isLocal = destNum == ourNode) }
                 node?.user?.hwModel?.let { hwModel ->
                     _state.update { state ->
                         state.copy(deviceHardware = getDeviceHardwareFromHardwareModel(hwModel))

app/src/main/java/com/geeksville/mesh/ui/NodeDetail.kt

@@ -54,6 +54,7 @@ import androidx.compose.material.icons.filled.ChargingStation
 import androidx.compose.material.icons.filled.CheckCircle
 import androidx.compose.material.icons.filled.Height
 import androidx.compose.material.icons.filled.History
+import androidx.compose.material.icons.filled.Info
 import androidx.compose.material.icons.filled.KeyOff
 import androidx.compose.material.icons.filled.LightMode
 import androidx.compose.material.icons.filled.LocationOn
@@ -95,6 +96,7 @@ import com.geeksville.mesh.R
 import com.geeksville.mesh.model.MetricsState
 import com.geeksville.mesh.model.MetricsViewModel
 import com.geeksville.mesh.model.Node
+import com.geeksville.mesh.service.ServiceAction
 import com.geeksville.mesh.ui.components.PreferenceCategory
 import com.geeksville.mesh.ui.preview.NodePreviewParameterProvider
 import com.geeksville.mesh.ui.theme.AppTheme
@@ -117,7 +119,12 @@ fun NodeDetailScreen(
         NodeDetailList(
             node = node,
             metricsState = state,
-            onNavigate = onNavigate,
+            onAction = { action ->
+                when (action) {
+                    is Route -> onNavigate(action)
+                    is ServiceAction -> viewModel.onServiceAction(action)
+                }
+            },
             modifier = modifier,
         )
     } else {
@@ -135,7 +142,7 @@ private fun NodeDetailList(
     modifier: Modifier = Modifier,
     node: Node,
     metricsState: MetricsState,
-    onNavigate: (Any) -> Unit = {},
+    onAction: (Any) -> Unit = {},
 ) {
     LazyColumn(
         modifier = modifier.fillMaxSize(),
@@ -172,10 +179,17 @@ private fun NodeDetailList(
 
         item {
             PreferenceCategory(stringResource(id = R.string.logs))
-            LogNavigationList(metricsState, onNavigate)
+            LogNavigationList(metricsState, onAction)
         }
 
-        if (!metricsState.isManaged) {
+        if (!metricsState.isLocal) {
+            item {
+                PreferenceCategory("Actions")
+                NodeActionList(node, onAction)
+            }
+        }
+
+        if (node.metadata != null && !metricsState.isManaged) {
             item {
                 PreferenceCategory(stringResource(id = R.string.administration))
                 NavCard(
@@ -183,7 +197,7 @@ private fun NodeDetailList(
                     icon = Icons.Default.Settings,
                     enabled = true
                 ) {
-                    onNavigate(Route.RadioConfig(node.num))
+                    onAction(Route.RadioConfig(node.num))
                 }
             }
         }
@@ -320,7 +334,7 @@ private fun NodeDetailsContent(
 }
 
 @Composable
-fun LogNavigationList(state: MetricsState, onNavigate: (Any) -> Unit) {
+fun LogNavigationList(state: MetricsState, onNavigate: (Route) -> Unit) {
     NavCard(
         title = stringResource(R.string.device_metrics_log),
         icon = Icons.Default.ChargingStation,
@@ -370,6 +384,17 @@ fun LogNavigationList(state: MetricsState, onNavigate: (Any) -> Unit) {
     }
 }
 
+@Composable
+fun NodeActionList(node: Node, onAction: (ServiceAction) -> Unit) {
+    NavCard(
+        title = "Request Metadata",
+        icon = Icons.Default.Info,
+        enabled = true
+    ) {
+        onAction(ServiceAction.GetDeviceMetadata(node.num))
+    }
+}
+
 @Composable
 private fun InfoCard(
     icon: ImageVector,
@@ -604,7 +629,7 @@ private fun PowerMetrics(node: Node) = with(node.powerMetrics) {
 
 @Preview(showBackground = true)
 @Composable
-private fun NodeDetailsPreview(
+private fun NodeDetailPreview(
     @PreviewParameter(NodePreviewParameterProvider::class)
     node: Node
 ) {