fix(#115): send enabled flag on config save and propagate configuration errors (#186)

app/src/main/java/com/m57/hermescontrol/ui/channels/ChannelsScreen.kt

@@ -158,7 +158,13 @@ fun ChannelsScreen(
 
                                     Button(
                                         onClick = {
-                                            viewModel.configurePlatform(platform.id, inputValues.toMap())
+                                            viewModel.configurePlatform(
+                                                platform.id,
+                                                MessagingPlatformUpdate(
+                                                    enabled = platform.enabled,
+                                                    env = inputValues.toMap(),
+                                                ),
+                                            )
                                             showConfigureForm = false
                                         },
                                         modifier = Modifier.align(Alignment.End),

app/src/main/java/com/m57/hermescontrol/ui/channels/ChannelsViewModel.kt

@@ -54,6 +54,7 @@ class ChannelsViewModel : ViewModel() {
         platformId: String,
         update: MessagingPlatformUpdate,
     ) {
+        _uiState.update { it.copy(isLoading = true, errorMessage = null) }
         viewModelScope.launch {
             val result =
                 withContext(Dispatchers.IO) {
@@ -61,12 +62,18 @@ class ChannelsViewModel : ViewModel() {
                 }
             when (result) {
                 is NetworkResult.Success -> {
-                    _uiState.update { it.copy(toastMessage = "$platformId configured successfully") }
+                    _uiState.update { it.copy(isLoading = false, toastMessage = "$platformId configured successfully") }
                     loadPlatforms()
                 }
 
                 is NetworkResult.Failure -> {
-                    _uiState.update { it.copy(toastMessage = "Failed to configure platform: ${result.error.message}") }
+                    _uiState.update {
+                        it.copy(
+                            isLoading = false,
+                            errorMessage = "Failed to configure platform: ${result.error.message}",
+                            toastMessage = "Failed to configure platform: ${result.error.message}",
+                        )
+                    }
                 }
             }
         }