fix(recordings): open last file on android

android/app/src/main/AndroidManifest.xml

@@ -68,6 +68,16 @@
             </intent-filter>
         </receiver>
 
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/pluriwave_file_paths" />
+        </provider>
+
         <meta-data
             android:name="flutterEmbedding"
             android:value="2" />

android/app/src/main/kotlin/es/freetimelab/pluriwave/AlarmScheduler.kt

@@ -5,13 +5,19 @@ import android.app.PendingIntent
 import android.content.Context
 import android.content.Intent
 import android.os.Build
+import android.util.Log
 import androidx.core.app.NotificationManagerCompat
 
 class AlarmScheduler(private val context: Context) {
+    private val tag = "PluriWave"
     private val alarmManager =
         context.getSystemService(Context.ALARM_SERVICE) as AlarmManager
 
     fun scheduleAlarm(id: String, title: String, triggerAtMillis: Long, preNoticeAtMillis: Long) {
+        Log.d(
+            tag,
+            "alarm.schedule id=$id title=$title triggerAtMillis=$triggerAtMillis preNoticeAtMillis=$preNoticeAtMillis canExact=${canScheduleExactAlarms()}"
+        )
         val alarmIntent = PendingIntent.getBroadcast(
             context,
             requestCode(id, 1),
@@ -39,6 +45,7 @@ class AlarmScheduler(private val context: Context) {
             AlarmManager.AlarmClockInfo(triggerAtMillis, showIntent),
             alarmIntent
         )
+        Log.d(tag, "alarm.schedule setAlarmClock OK id=$id")
 
         if (preNoticeAtMillis > System.currentTimeMillis()) {
             try {
@@ -56,13 +63,18 @@ class AlarmScheduler(private val context: Context) {
                         PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
                     )
                 )
+                Log.d(tag, "alarm.schedule preNotice OK id=$id")
             } catch (_: SecurityException) {
                 // The main alarm is already scheduled with setAlarmClock.
+                Log.w(tag, "alarm.schedule preNotice SecurityException id=$id")
             }
+        } else {
+            Log.d(tag, "alarm.schedule preNotice skipped id=$id")
         }
     }
 
     fun cancelAlarm(id: String) {
+        Log.d(tag, "alarm.cancel id=$id")
         for (slot in 1..3) {
             alarmManager.cancel(
                 PendingIntent.getBroadcast(

android/app/src/main/kotlin/es/freetimelab/pluriwave/MainActivity.kt

@@ -2,6 +2,7 @@ package es.freetimelab.pluriwave
 
 import android.Manifest
 import android.app.ActivityNotFoundException
+import android.content.ClipData
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.net.Uri
@@ -11,13 +12,17 @@ import android.os.Environment
 import android.os.Handler
 import android.os.Looper
 import android.provider.DocumentsContract
+import android.util.Log
 import androidx.core.app.NotificationManagerCompat
+import androidx.core.content.FileProvider
 import com.ryanheise.audioservice.AudioServiceActivity
 import io.flutter.embedding.engine.FlutterEngine
 import io.flutter.plugin.common.EventChannel
 import io.flutter.plugin.common.MethodChannel
+import java.io.File
 
 class MainActivity : AudioServiceActivity() {
+    private val tag = "PluriWave"
     private val visualizerChannel = "pluriwave/audio_visualizer"
     private val alarmChannel = "pluriwave/alarm_scheduler"
     private val fileActionsChannel = "pluriwave/file_actions"
@@ -59,7 +64,9 @@ class MainActivity : AudioServiceActivity() {
                     val title = call.argument<String>("title") ?: "PluriWave"
                     val triggerAtMillis = call.argument<Long>("triggerAtMillis")
                     val preNoticeAtMillis = call.argument<Long>("preNoticeAtMillis") ?: 0L
+                    Log.d(tag, "alarm.channel scheduleAlarm id=$id triggerAtMillis=$triggerAtMillis preNoticeAtMillis=$preNoticeAtMillis")
                     if (id == null || triggerAtMillis == null) {
+                        Log.w(tag, "alarm.channel scheduleAlarm invalid id=$id triggerAtMillis=$triggerAtMillis")
                         result.error("INVALID_ALARM", "Missing alarm id or trigger time", null)
                     } else {
                         alarmScheduler.scheduleAlarm(id, title, triggerAtMillis, preNoticeAtMillis)
@@ -68,6 +75,7 @@ class MainActivity : AudioServiceActivity() {
                 }
                 "cancelAlarm" -> {
                     val id = call.argument<String>("id")
+                    Log.d(tag, "alarm.channel cancelAlarm id=$id")
                     if (id == null) {
                         result.error("INVALID_ALARM", "Missing alarm id", null)
                     } else {
@@ -77,6 +85,7 @@ class MainActivity : AudioServiceActivity() {
                 }
                 "dismissAlarmNotification" -> {
                     val id = call.argument<String>("id")
+                    Log.d(tag, "alarm.channel dismissAlarmNotification id=$id")
                     if (id == null) {
                         result.error("INVALID_ALARM", "Missing alarm id", null)
                     } else {
@@ -85,6 +94,7 @@ class MainActivity : AudioServiceActivity() {
                     }
                 }
                 "diagnostics" -> {
+                    Log.d(tag, "alarm.channel diagnostics")
                     result.success(
                         mapOf(
                             "canScheduleExactAlarms" to alarmScheduler.canScheduleExactAlarms(),
@@ -95,7 +105,9 @@ class MainActivity : AudioServiceActivity() {
                     )
                 }
                 "getInitialAlarmIntent" -> {
-                    result.success(alarmPayload(intent))
+                    val payload = alarmPayload(intent)
+                    Log.d(tag, "alarm.channel getInitialAlarmIntent payload=$payload")
+                    result.success(payload)
                     intent?.removeExtra(PluriWaveAlarmReceiver.EXTRA_ALARM_ACTION)
                 }
                 else -> result.notImplemented()
@@ -109,12 +121,23 @@ class MainActivity : AudioServiceActivity() {
             when (call.method) {
                 "openDirectory" -> {
                     val path = call.argument<String>("path")
+                    Log.d(tag, "file_actions.openDirectory path=$path")
                     if (path.isNullOrBlank()) {
                         result.success(false)
                     } else {
                         result.success(openDirectory(path))
                     }
                 }
+                "openFile" -> {
+                    val path = call.argument<String>("path")
+                    val mimeType = call.argument<String>("mimeType") ?: "audio/*"
+                    Log.d(tag, "file_actions.openFile path=$path mimeType=$mimeType")
+                    if (path.isNullOrBlank()) {
+                        result.success(false)
+                    } else {
+                        result.success(openFile(path, mimeType))
+                    }
+                }
                 else -> result.notImplemented()
             }
         }
@@ -125,6 +148,7 @@ class MainActivity : AudioServiceActivity() {
         setIntent(intent)
         val payload = alarmPayload(intent)
         if (payload.isNotEmpty()) {
+            Log.d(tag, "alarm.channel onNewIntent payload=$payload")
             alarmMethodChannel?.invokeMethod("alarmFired", payload)
         }
     }
@@ -156,14 +180,46 @@ class MainActivity : AudioServiceActivity() {
         }
         return try {
             startActivity(intent)
+            Log.d(tag, "file_actions.openDirectory launched path=$path")
             true
         } catch (_: ActivityNotFoundException) {
+            Log.w(tag, "file_actions.openDirectory no activity for path=$path")
             false
-        } catch (_: Throwable) {
+        } catch (error: Throwable) {
+            Log.e(tag, "file_actions.openDirectory failed path=$path", error)
             false
         }
     }
 
+    private fun openFile(path: String, mimeType: String): Boolean {
+        val file = File(path)
+        if (!file.exists()) {
+            Log.w(tag, "file_actions.openFile missing path=$path")
+            return false
+        }
+        return try {
+            val uri = FileProvider.getUriForFile(
+                this,
+                "$packageName.fileprovider",
+                file
+            )
+            val intent = Intent(Intent.ACTION_VIEW).apply {
+                setDataAndType(uri, mimeType)
+                clipData = ClipData.newUri(contentResolver, "recording", uri)
+                addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+            }
+            startActivity(Intent.createChooser(intent, "Abrir grabación"))
+            Log.d(tag, "file_actions.openFile launched path=$path")
+            true
+        } catch (_: ActivityNotFoundException) {
+            Log.w(tag, "file_actions.openFile no viewer path=$path; opening parent")
+            openDirectory(file.parentFile?.absolutePath ?: path)
+        } catch (error: Throwable) {
+            Log.e(tag, "file_actions.openFile failed path=$path; opening parent", error)
+            openDirectory(file.parentFile?.absolutePath ?: path)
+        }
+    }
+
     private fun directoryTreeUri(path: String): Uri? {
         val external = Environment.getExternalStorageDirectory()?.absolutePath ?: return null
         if (!path.startsWith(external)) return null

android/app/src/main/kotlin/es/freetimelab/pluriwave/PluriWaveAlarmReceiver.kt

@@ -7,13 +7,18 @@ import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.os.Build
+import android.util.Log
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
 
 class PluriWaveAlarmReceiver : BroadcastReceiver() {
     override fun onReceive(context: Context, intent: Intent) {
-        val alarmId = intent.getStringExtra(EXTRA_ALARM_ID) ?: return
+        val alarmId = intent.getStringExtra(EXTRA_ALARM_ID) ?: run {
+            Log.w(TAG, "alarm.receiver missing alarmId action=${intent.action}")
+            return
+        }
         val title = intent.getStringExtra(EXTRA_ALARM_TITLE) ?: "PluriWave"
+        Log.d(TAG, "alarm.receiver action=${intent.action} id=$alarmId title=$title")
 
         when (intent.action) {
             ACTION_FIRE -> {
@@ -24,7 +29,12 @@ class PluriWaveAlarmReceiver : BroadcastReceiver() {
                     putExtra(EXTRA_ALARM_ACTION, ACTION_FIRE)
                 }
                 showFireNotification(context, alarmId, title, launch)
-                context.startActivity(launch)
+                try {
+                    context.startActivity(launch)
+                    Log.d(TAG, "alarm.receiver fire startActivity OK id=$alarmId")
+                } catch (error: Throwable) {
+                    Log.e(TAG, "alarm.receiver fire startActivity ERROR id=$alarmId", error)
+                }
             }
             ACTION_PRE_NOTICE -> {
                 showPreNoticeNotification(context, alarmId, title)
@@ -37,8 +47,14 @@ class PluriWaveAlarmReceiver : BroadcastReceiver() {
                     putExtra(EXTRA_ALARM_TITLE, title)
                     putExtra(EXTRA_ALARM_ACTION, ACTION_SKIP_NEXT)
                 }
-                context.startActivity(launch)
+                try {
+                    context.startActivity(launch)
+                    Log.d(TAG, "alarm.receiver skipNext startActivity OK id=$alarmId")
+                } catch (error: Throwable) {
+                    Log.e(TAG, "alarm.receiver skipNext startActivity ERROR id=$alarmId", error)
+                }
             }
+            else -> Log.w(TAG, "alarm.receiver unknown action=${intent.action} id=$alarmId")
         }
     }
 
@@ -72,7 +88,9 @@ class PluriWaveAlarmReceiver : BroadcastReceiver() {
                 fireNotificationIdForAlarm(alarmId),
                 notification,
             )
-        } catch (_: SecurityException) {
+            Log.d(TAG, "alarm.notification fire shown id=$alarmId")
+        } catch (error: SecurityException) {
+            Log.e(TAG, "alarm.notification fire SecurityException id=$alarmId", error)
         }
     }
 
@@ -114,7 +132,12 @@ class PluriWaveAlarmReceiver : BroadcastReceiver() {
             .addAction(0, "Omitir siguiente", skipNextIntent)
             .build()
 
-        NotificationManagerCompat.from(context).notify(notificationIdForAlarm(alarmId), notification)
+        try {
+            NotificationManagerCompat.from(context).notify(notificationIdForAlarm(alarmId), notification)
+            Log.d(TAG, "alarm.notification preNotice shown id=$alarmId")
+        } catch (error: SecurityException) {
+            Log.e(TAG, "alarm.notification preNotice SecurityException id=$alarmId", error)
+        }
     }
 
     private fun ensureFireChannel(context: Context) {
@@ -155,6 +178,7 @@ class PluriWaveAlarmReceiver : BroadcastReceiver() {
     private fun requestCode(id: String, slot: Int): Int = 47 * id.hashCode() + slot
 
     companion object {
+        const val TAG = "PluriWave"
         const val CHANNEL_ID = "pluriwave_alarm_pre_notice"
         const val FIRE_CHANNEL_ID = "pluriwave_alarm_fire"
         const val ACTION_FIRE = "es.freetimelab.pluriwave.alarm.FIRE"

android/app/src/main/res/xml/pluriwave_file_paths.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths xmlns:android="http://schemas.android.com/apk/res/android">
+    <files-path
+        name="files"
+        path="." />
+    <cache-path
+        name="cache"
+        path="." />
+    <external-files-path
+        name="external_files"
+        path="." />
+    <external-cache-path
+        name="external_cache"
+        path="." />
+</paths>

lib/estado/estado_alarmas.dart

@@ -49,17 +49,20 @@ class EstadoAlarmas extends ChangeNotifier {
   }
 
   Future<void> inicializar() async {
+    debugPrint('[PluriWave][alarmas] inicializar');
     _cargando = true;
     _error = null;
     notifyListeners();
     try {
       final config = await servicio.cargar();
       _aplicar(config);
+      debugPrint('[PluriWave][alarmas] cargadas=${_alarmas.length} vacaciones=${_vacaciones.length} excepciones=${_excepciones.length}');
       await _sincronizarTodas();
       await cargarDiagnostico();
       _activarRefresco();
     } catch (e) {
       _error = 'No se pudieron cargar las alarmas: $e';
+      debugPrint('[PluriWave][alarmas] inicializar ERROR $e');
     } finally {
       _cargando = false;
       notifyListeners();
@@ -67,10 +70,13 @@ class EstadoAlarmas extends ChangeNotifier {
   }
 
   Future<void> guardarAlarma(AlarmaMusical alarma) async {
+    debugPrint('[PluriWave][alarmas] guardar id=${alarma.id} activa=${alarma.activa} hora=${alarma.hora}:${alarma.minuto} tipo=${alarma.tipoProgramacion.name}');
     final config = await servicio.guardarAlarma(alarma);
     _aplicar(config);
     try {
-      await android.programar(_alarmas.firstWhere((a) => a.id == alarma.id));
+      final guardada = _alarmas.firstWhere((a) => a.id == alarma.id);
+      debugPrint('[PluriWave][alarmas] guardada id=${guardada.id} proxima=${guardada.proximaEjecucion?.toIso8601String()}');
+      await android.programar(guardada);
     } catch (e) {
       _error =
           'Alarma guardada, pero Android no pudo programarla todavía: $e';
@@ -79,6 +85,7 @@ class EstadoAlarmas extends ChangeNotifier {
   }
 
   Future<void> refrescarProgramacion() async {
+    debugPrint('[PluriWave][alarmas] refrescar programacion');
     final config = await servicio.recalcularTodas();
     _aplicar(config);
     await _sincronizarTodas();
@@ -86,6 +93,7 @@ class EstadoAlarmas extends ChangeNotifier {
   }
 
   Future<void> eliminarAlarma(String id) async {
+    debugPrint('[PluriWave][alarmas] eliminar id=$id');
     final config = await servicio.eliminarAlarma(id);
     _aplicar(config);
     await android.cancelar(id);
@@ -97,6 +105,7 @@ class EstadoAlarmas extends ChangeNotifier {
   }
 
   Future<void> saltarProxima(String alarmaId) async {
+    debugPrint('[PluriWave][alarmas] saltar proxima id=$alarmaId');
     final config = await servicio.saltarProxima(alarmaId);
     _aplicar(config);
     AlarmaMusical? alarma;
@@ -113,6 +122,7 @@ class EstadoAlarmas extends ChangeNotifier {
   }
 
   Future<void> guardarVacaciones(List<RangoVacaciones> vacaciones) async {
+    debugPrint('[PluriWave][alarmas] guardar vacaciones count=${vacaciones.length}');
     final config = await servicio.guardarVacaciones(vacaciones);
     _aplicar(config);
     await _sincronizarTodas();
@@ -121,11 +131,13 @@ class EstadoAlarmas extends ChangeNotifier {
 
   Future<void> posponerAlarma(AlarmaMusical alarma, int minutos) async {
     final proxima = DateTime.now().add(Duration(minutes: minutos));
+    debugPrint('[PluriWave][alarmas] posponer id=${alarma.id} minutos=$minutos proxima=${proxima.toIso8601String()}');
     await android.ocultarNotificacionAlarma(alarma.id);
     await android.programar(alarma.copyWith(proximaEjecucion: proxima));
   }
 
   Future<void> finalizarEjecucion(String alarmaId) async {
+    debugPrint('[PluriWave][alarmas] finalizar ejecucion id=$alarmaId');
     await android.ocultarNotificacionAlarma(alarmaId);
     await refrescarProgramacion();
   }
@@ -150,13 +162,15 @@ class EstadoAlarmas extends ChangeNotifier {
   Future<void> cargarDiagnostico() async {
     try {
       _diagnostico = await android.diagnostico();
-    } catch (_) {
+    } catch (e) {
+      debugPrint('[PluriWave][alarmas] diagnostico ERROR $e');
       _diagnostico = null;
     }
     notifyListeners();
   }
 
   Future<void> _sincronizarTodas() async {
+    debugPrint('[PluriWave][alarmas] sincronizar todas count=${_alarmas.length}');
     for (final alarma in _alarmas) {
       await android.programar(alarma);
     }
@@ -188,6 +202,7 @@ class EstadoAlarmas extends ChangeNotifier {
       if (proxima.isAfter(ahora)) continue;
       final key = '${alarma.id}:${proxima.millisecondsSinceEpoch}';
       if (_ejecucionesEmitidas.add(key)) {
+        debugPrint('[PluriWave][alarmas] vencida local id=${alarma.id} proxima=${proxima.toIso8601String()}');
         _alarmasVencidasController.add(alarma);
       }
     }

lib/estado/estado_radio.dart

@@ -464,7 +464,7 @@ class EstadoRadio extends ChangeNotifier {
         );
       }
       _resultadosBusqueda = nuevaLista;
-      // _buscarPaginaFiltrada actualiza offset/hayMas usando p?ginas crudas.
+      // _buscarPaginaFiltrada actualiza offset/hayMas usando páginas crudas.
       _hayMasBusqueda = _hayMasBusqueda && pagina.isNotEmpty;
     } catch (_) {
       _errorController.add('No se pudieron cargar mas emisoras.');
@@ -644,7 +644,21 @@ class EstadoRadio extends ChangeNotifier {
 
   Future<bool> abrirUltimaGrabacion() async {
     final archivo = ultimaGrabacion;
-    if (archivo == null || !await archivo.exists()) return false;
+    if (archivo == null || !await archivo.exists()) {
+      debugPrint('[PluriWave][recordings] last recording missing');
+      return false;
+    }
+    debugPrint('[PluriWave][recordings] opening last file: ${archivo.path}');
+    if (!kIsWeb && Platform.isAndroid) {
+      final abierto = await _fileActionsChannel.invokeMethod<bool>(
+        'openFile',
+        {
+          'path': archivo.path,
+          'mimeType': 'audio/*',
+        },
+      );
+      return abierto ?? false;
+    }
     return launchUrl(
       Uri.file(archivo.path),
       mode: LaunchMode.externalApplication,

lib/servicios/servicio_alarmas_android.dart

@@ -1,5 +1,6 @@
 import 'dart:async';
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
 
 import '../modelos/alarma_musical.dart';
@@ -64,9 +65,15 @@ class ServicioAlarmasAndroid {
   Future<void> programar(AlarmaMusical alarma) async {
     final proxima = alarma.proximaEjecucion;
     if (proxima == null || !alarma.activa) {
+      debugPrint(
+        '[PluriWave][alarmas] cancelar por inactiva/sin proxima id=${alarma.id} activa=${alarma.activa} proxima=$proxima',
+      );
       await cancelar(alarma.id);
       return;
     }
+    debugPrint(
+      '[PluriWave][alarmas] programar id=${alarma.id} nombre=${alarma.nombre} proxima=${proxima.toIso8601String()} preaviso=${proxima.subtract(const Duration(minutes: 30)).toIso8601String()}',
+    );
     await _channel.invokeMethod<void>('scheduleAlarm', {
       'id': alarma.id,
       'title': alarma.nombre,
@@ -77,16 +84,21 @@ class ServicioAlarmasAndroid {
   }
 
   Future<void> cancelar(String alarmaId) =>
-      _channel.invokeMethod<void>('cancelAlarm', {'id': alarmaId});
+      _logAndInvokeVoid('cancelAlarm', {'id': alarmaId});
 
-  Future<void> ocultarNotificacionAlarma(String alarmaId) => _channel
-      .invokeMethod<void>('dismissAlarmNotification', {'id': alarmaId});
+  Future<void> ocultarNotificacionAlarma(String alarmaId) =>
+      _logAndInvokeVoid('dismissAlarmNotification', {'id': alarmaId});
 
   Future<DiagnosticoAlarmasAndroid> diagnostico() async {
+    debugPrint('[PluriWave][alarmas] diagnostico android');
     final raw = await _channel.invokeMethod<Map<Object?, Object?>>(
       'diagnostics',
     );
-    return DiagnosticoAlarmasAndroid.fromMap(raw ?? const {});
+    final diag = DiagnosticoAlarmasAndroid.fromMap(raw ?? const {});
+    debugPrint(
+      '[PluriWave][alarmas] diagnostico exactas=${diag.puedeProgramarExactas} notificaciones=${diag.notificacionesPermitidas} sdk=${diag.versionSdk} fabricante=${diag.fabricante}',
+    );
+    return diag;
   }
 
   Future<EventoAlarmaAndroid?> obtenerEventoInicial() async {
@@ -95,9 +107,17 @@ class ServicioAlarmasAndroid {
     );
     if (raw == null || raw.isEmpty) return null;
     final evento = EventoAlarmaAndroid.fromMap(raw);
+    debugPrint(
+      '[PluriWave][alarmas] evento inicial id=${evento.alarmaId} accion=${evento.accion}',
+    );
     return evento.alarmaId.isEmpty ? null : evento;
   }
 
+  Future<void> _logAndInvokeVoid(String method, Map<String, Object?> args) {
+    debugPrint('[PluriWave][alarmas] $method $args');
+    return _channel.invokeMethod<void>(method, args);
+  }
+
   static void _instalarHandler(MethodChannel channel) {
     if (_handlerInstalado) return;
     _handlerInstalado = true;
@@ -107,6 +127,9 @@ class ServicioAlarmasAndroid {
       if (args is Map) {
         final evento = EventoAlarmaAndroid.fromMap(args);
         if (evento.alarmaId.isNotEmpty) {
+          debugPrint(
+            '[PluriWave][alarmas] evento nativo id=${evento.alarmaId} accion=${evento.accion}',
+          );
           _eventosController.add(evento);
         }
       }