feat: nwc details

app/src/main/java/com/bitcointxoko/gudariwallet/ui/WalletScreen.kt

@@ -62,6 +62,8 @@ import com.bitcointxoko.gudariwallet.ui.history.HistoryViewModel
 import com.bitcointxoko.gudariwallet.ui.history.HistoryViewModelFactory
 import com.bitcointxoko.gudariwallet.ui.history.PaymentDetailScreen
 import com.bitcointxoko.gudariwallet.ui.nfc.NfcViewModel
+import com.bitcointxoko.gudariwallet.ui.nwc.ConnectionDetailScreen
+import com.bitcointxoko.gudariwallet.ui.nwc.ConnectionDetailState
 import com.bitcointxoko.gudariwallet.ui.nwc.NwcScreen
 import com.bitcointxoko.gudariwallet.ui.nwc.NwcViewModel
 import com.bitcointxoko.gudariwallet.ui.receive.ReceiveScreen
@@ -84,6 +86,7 @@ private const val ROUTE_SCANNER        = "scanner"
 private const val ROUTE_HISTORY        = "history"
 private const val ROUTE_PAYMENT_DETAIL = "payment_detail/{checkingId}"
 private const val ROUTE_NWC = "nwc"
+private const val ROUTE_CONNECTION_DETAIL = "connection_detail/{pubkey}"
 
 @Composable
 fun WalletScreen(
@@ -134,11 +137,13 @@ fun WalletScreen(
             && currentRoute != ROUTE_SCANNER
             && currentRoute != ROUTE_HISTORY
             && currentRoute != ROUTE_NWC
+            && currentRoute != ROUTE_CONNECTION_DETAIL
 
     val isFullScreenDestination = currentRoute == ROUTE_HISTORY
             || currentRoute == ROUTE_PAYMENT_DETAIL
             || currentRoute == ROUTE_SCANNER
             || currentRoute == ROUTE_NWC
+            || currentRoute == ROUTE_CONNECTION_DETAIL
 
     // ── Notification tap ──────────────────────────────────────────────────────
     val hash = pendingPaymentHash.value
@@ -437,9 +442,61 @@ fun WalletScreen(
                         viewModel = nwcVm,
                         onBack    = {
                             navController.popBackStack(ROUTE_HOME, inclusive = false)
+                        },
+                        onConnectionClick = { pubkey ->
+                            navController.navigate("connection_detail/$pubkey") {
+                                launchSingleTop = true
+                            }
                         }
                     )
                 }
+                composable(
+                    route     = ROUTE_CONNECTION_DETAIL,
+                    arguments = listOf(navArgument("pubkey") { type = NavType.StringType }),
+                    enterTransition   = { fadeIn(animationSpec = tween(150)) },
+                    popExitTransition = { fadeOut(animationSpec = tween(150)) }
+                ) { backStackEntry ->
+                    val pubkey = backStackEntry.arguments?.getString("pubkey") ?: ""
+
+                    val connectionState by nwcVm.connectionDetailState.collectAsStateWithLifecycle()
+
+                    LaunchedEffect(pubkey)  { nwcVm.loadConnectionDetail(pubkey) }
+                    DisposableEffect(Unit)  { onDispose { nwcVm.clearConnectionDetail() } }
+
+                    when (val state = connectionState) {
+                        is ConnectionDetailState.Loading -> {
+                            Box(
+                                modifier         = Modifier.fillMaxSize(),
+                                contentAlignment = Alignment.Center
+                            ) { CircularProgressIndicator() }
+                        }
+
+                        is ConnectionDetailState.Error -> {
+                            Box(
+                                modifier         = Modifier.fillMaxSize(),
+                                contentAlignment = Alignment.Center
+                            ) {
+                                Text(
+                                    text  = state.message,
+                                    color = MaterialTheme.colorScheme.error,
+                                    style = MaterialTheme.typography.bodyMedium
+                                )
+                            }
+                        }
+
+                        is ConnectionDetailState.Success -> {
+                            ConnectionDetailScreen(
+                                connection = state.connection,
+                                budgets    = state.budgets,
+                                onBack     = { navController.popBackStack() },
+                                onRevoke   = {
+                                    nwcVm.revokeConnection(pubkey)
+                                    navController.popBackStack()
+                                }
+                            )
+                        }
+                    }
+                }
             }
 
             // ── Clipboard banner — floats over content, slides in from top ────