feat(#1121): add multiplexed gateway awareness (#1127)

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

@@ -125,7 +125,8 @@ class ChannelsViewModel :
                 }
             },
             onStart = {},
-            onSuccess = {
+            onSuccess = { response ->
+                val hotServed = response.hotServed
                 _uiState.update { state ->
                     state.copy(
                         platforms =
@@ -133,16 +134,28 @@ class ChannelsViewModel :
                                 if (p.id == platformId) {
                                     p.copy(
                                         enabled = enabled,
-                                        state = if (enabled) "pending_restart" else "disabled",
+                                        state =
+                                            when {
+                                                !enabled -> "disabled"
+                                                hotServed -> "connected"
+                                                else -> "pending_restart"
+                                            },
                                     )
                                 } else {
                                     p
                                 }
                             },
-                        restartNeeded = true,
+                        restartNeeded = !hotServed,
                         togglingId = null,
+                        toastMessage =
+                            if (hotServed) {
+                                "$platformId updated live"
+                            } else {
+                                null
+                            },
                     )
                 }
+                loadPlatforms()
             },
             onError = { error ->
                 _uiState.update {
@@ -201,12 +214,18 @@ class ChannelsViewModel :
                     it.copy(isLoading = true, errorMessage = null)
                 }
             },
-            onSuccess = {
-                val message = "$platformId configured successfully — restart the gateway for changes to take effect"
+            onSuccess = { response ->
+                val hotServed = response.hotServed
+                val message =
+                    if (hotServed) {
+                        "$platformId configured and reloaded live"
+                    } else {
+                        "$platformId configured successfully — restart the gateway for changes to take effect"
+                    }
                 _uiState.update {
                     it.copy(
                         isLoading = false,
-                        restartNeeded = true,
+                        restartNeeded = !hotServed,
                         toastMessage = message,
                     )
                 }

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

@@ -1,5 +1,6 @@
 package com.m57.hermescontrol.ui.channels.components
 
+import android.content.ClipData
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -12,6 +13,7 @@ import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.CheckCircle
+import androidx.compose.material.icons.filled.ContentCopy
 import androidx.compose.material.icons.filled.Delete
 import androidx.compose.material.icons.filled.QrCode
 import androidx.compose.material.icons.filled.RadioButtonChecked
@@ -34,18 +36,23 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.platform.ClipEntry
+import androidx.compose.ui.platform.LocalClipboard
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.unit.dp
 import com.m57.hermescontrol.R
 import com.m57.hermescontrol.data.model.MessagingPlatform
 import com.m57.hermescontrol.data.model.MessagingPlatformUpdate
 import com.m57.hermescontrol.theme.LocalHermesStatusColors
 import com.m57.hermescontrol.ui.channels.ConfigureForm
+import kotlinx.coroutines.launch
 
 private enum class StatusRole { SUCCESS, WARNING, ERROR, NEUTRAL }
 
@@ -110,6 +117,8 @@ internal fun PlatformCard(
 ) {
     var showConfigureForm by remember { mutableStateOf(false) }
     var showRemoveConfirm by remember { mutableStateOf(false) }
+    val clipboard = LocalClipboard.current
+    val scope = rememberCoroutineScope()
     val style = platformStateStyle(platform.state)
 
     Card(modifier = Modifier.fillMaxWidth()) {
@@ -166,6 +175,40 @@ internal fun PlatformCard(
                 )
             }
 
+            platform.ingressUrl?.takeIf { it.isNotBlank() }?.let { ingressUrl ->
+                Spacer(modifier = Modifier.height(8.dp))
+                Text(
+                    text = stringResource(R.string.channels_ingress_url),
+                    style = MaterialTheme.typography.labelSmall,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+                Row(
+                    modifier = Modifier.fillMaxWidth(),
+                    verticalAlignment = Alignment.CenterVertically,
+                ) {
+                    Text(
+                        text = ingressUrl,
+                        style = MaterialTheme.typography.bodySmall.copy(fontFamily = FontFamily.Monospace),
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                        modifier = Modifier.weight(1f),
+                    )
+                    IconButton(
+                        onClick = {
+                            scope.launch {
+                                clipboard.setClipEntry(ClipEntry(ClipData.newPlainText(null, ingressUrl)))
+                            }
+                        },
+                        modifier = Modifier.size(32.dp),
+                    ) {
+                        Icon(
+                            imageVector = Icons.Filled.ContentCopy,
+                            contentDescription = stringResource(R.string.channels_copy_ingress_url),
+                            modifier = Modifier.size(18.dp),
+                        )
+                    }
+                }
+            }
+
             // ── Error message ──
             if (!platform.errorMessage.isNullOrBlank()) {
                 Spacer(modifier = Modifier.height(4.dp))