Moves push registration notification into Compose after login to make sure we use the tor configuration of the active user.

amethyst/src/main/java/com/vitorpamplona/amethyst/service/notifications/RegisterAccounts.kt

@@ -27,21 +27,20 @@ import com.vitorpamplona.amethyst.BuildConfig
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.launchAndWaitAll
 import com.vitorpamplona.amethyst.model.AccountSettings
-import com.vitorpamplona.amethyst.service.okhttp.HttpClientManager
 import com.vitorpamplona.amethyst.tryAndWait
-import com.vitorpamplona.amethyst.ui.tor.TorManager
 import com.vitorpamplona.quartz.nip42RelayAuth.RelayAuthEvent
 import com.vitorpamplona.quartz.nip55AndroidSigner.NostrSignerExternal
-import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
 import okhttp3.Request
 import okhttp3.RequestBody.Companion.toRequestBody
 import kotlin.coroutines.resume
 
 class RegisterAccounts(
     private val accounts: List<AccountInfo>,
+    private val client: OkHttpClient,
 ) {
     val tag =
         if (BuildConfig.FLAVOR == "play") {
@@ -134,33 +133,25 @@ class RegisterAccounts(
     }
 
     fun postRegistrationEvent(events: List<RelayAuthEvent>) {
-        try {
-            val jsonObject =
-                """{
-                "events": [ ${events.joinToString(", ") { it.toJson() }} ]
-            }
-            """
-
-            val mediaType = "application/json; charset=utf-8".toMediaType()
-            val body = jsonObject.toRequestBody(mediaType)
-
-            val request =
-                Request
-                    .Builder()
-                    .header("User-Agent", "Amethyst/${BuildConfig.VERSION_NAME}")
-                    .url("https://push.amethyst.social/register")
-                    .post(body)
-                    .build()
-
-            // Always try via Tor if active.
-            val client = HttpClientManager.getHttpClient(TorManager.isSocksReady())
-
-            val isSucess = client.newCall(request).execute().use { it.isSuccessful }
-            Log.i(tag, "Server registration $isSucess")
-        } catch (e: java.lang.Exception) {
-            if (e is CancellationException) throw e
-            Log.e(tag, "Unable to register with push server", e)
+        val jsonObject =
+            """{
+            "events": [ ${events.joinToString(", ") { it.toJson() }} ]
         }
+        """
+
+        val mediaType = "application/json; charset=utf-8".toMediaType()
+        val body = jsonObject.toRequestBody(mediaType)
+
+        val request =
+            Request
+                .Builder()
+                .header("User-Agent", "Amethyst/${BuildConfig.VERSION_NAME}")
+                .url("https://push.amethyst.social/register")
+                .post(body)
+                .build()
+
+        val isSucess = client.newCall(request).execute().use { it.isSuccessful }
+        Log.i(tag, "Server registration $isSucess")
     }
 
     suspend fun go(notificationToken: String) {

amethyst/src/main/java/com/vitorpamplona/amethyst/service/playback/service/PlaybackService.kt

@@ -64,7 +64,7 @@ class PlaybackService : MediaSessionService() {
             poolWithProxy?.let { pool ->
                 // with proxy, check if the port is the same.
                 val okHttp = HttpClientManager.getHttpClient(true)
-                if (okHttp.proxy == pool.exoPlayerPool.builder.okHttp.proxy) {
+                if (okHttp.proxy != null && okHttp.proxy == pool.exoPlayerPool.builder.okHttp.proxy) {
                     return pool
                 }
 

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/MainActivity.kt

@@ -34,11 +34,9 @@ import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.mutableStateOf
 import androidx.lifecycle.viewmodel.compose.viewModel
 import com.vitorpamplona.amethyst.Amethyst
-import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.debugState
 import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.service.lang.LanguageTranslatorService
-import com.vitorpamplona.amethyst.service.notifications.PushNotificationUtils
 import com.vitorpamplona.amethyst.service.okhttp.HttpClientManager
 import com.vitorpamplona.amethyst.service.playback.composable.DEFAULT_MUTED_SETTING
 import com.vitorpamplona.amethyst.service.playback.pip.BackgroundMedia
@@ -122,10 +120,6 @@ class MainActivity : AppCompatActivity() {
             GlobalScope.launch(Dispatchers.IO) { Amethyst.instance.serviceManager.justStart() }
         }
 
-        GlobalScope.launch(Dispatchers.IO) {
-            PushNotificationUtils.init(LocalPreferences.allSavedAccounts())
-        }
-
         val connectivityManager =
             (getSystemService(ConnectivityManager::class.java) as ConnectivityManager)
         connectivityManager.registerDefaultNetworkCallback(networkCallback)

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/AccountScreen.kt

@@ -53,8 +53,11 @@ import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import androidx.lifecycle.viewmodel.compose.LocalViewModelStoreOwner
 import androidx.lifecycle.viewmodel.compose.viewModel
 import com.vitorpamplona.amethyst.Amethyst
+import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.AccountSettings
+import com.vitorpamplona.amethyst.service.notifications.PushNotificationUtils
+import com.vitorpamplona.amethyst.service.okhttp.HttpClientManager
 import com.vitorpamplona.amethyst.ui.MainActivity
 import com.vitorpamplona.amethyst.ui.components.getActivity
 import com.vitorpamplona.amethyst.ui.navigation.AppNavigation
@@ -149,6 +152,8 @@ fun LoggedInPage(
 
     ListenToExternalSignerIfNeeded(accountViewModel)
 
+    NotificationRegistration(accountViewModel)
+
     AppNavigation(
         accountViewModel = accountViewModel,
         accountStateViewModel = accountStateViewModel,
@@ -156,6 +161,44 @@ fun LoggedInPage(
     )
 }
 
+@Composable
+fun NotificationRegistration(accountViewModel: AccountViewModel) {
+    val lifeCycleOwner = LocalLifecycleOwner.current
+    val scope = rememberCoroutineScope()
+    var job = remember<Job?> { null }
+
+    LaunchedEffect(accountViewModel) {
+        job?.cancel()
+        job =
+            launch {
+                val okHttpClient = HttpClientManager.getHttpClient(accountViewModel.account.shouldUseTorForTrustedRelays())
+                PushNotificationUtils.checkAndInit(LocalPreferences.allSavedAccounts(), okHttpClient)
+            }
+    }
+
+    DisposableEffect(key1 = accountViewModel) {
+        val observer =
+            LifecycleEventObserver { _, event ->
+                when (event) {
+                    Lifecycle.Event.ON_RESUME -> {
+                        job?.cancel()
+                        job =
+                            scope.launch {
+                                val okHttpClient = HttpClientManager.getHttpClient(accountViewModel.account.shouldUseTorForTrustedRelays())
+                                PushNotificationUtils.checkAndInit(LocalPreferences.allSavedAccounts(), okHttpClient)
+                            }
+                    }
+                    else -> {}
+                }
+            }
+
+        lifeCycleOwner.lifecycle.addObserver(observer)
+        onDispose {
+            lifeCycleOwner.lifecycle.removeObserver(observer)
+        }
+    }
+}
+
 @Composable
 fun ManageTorInstance(accountViewModel: AccountViewModel) {
     val torSettings by accountViewModel.account.settings.torSettings.torType

amethyst/src/play/java/com/vitorpamplona/amethyst/service/notifications/PushNotificationReceiverService.kt

@@ -29,6 +29,8 @@ import com.google.firebase.messaging.RemoteMessage
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.service.notifications.NotificationUtils.getOrCreateDMChannel
 import com.vitorpamplona.amethyst.service.notifications.NotificationUtils.getOrCreateZapChannel
+import com.vitorpamplona.amethyst.service.okhttp.HttpClientManager
+import com.vitorpamplona.amethyst.ui.tor.TorManager
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip59Giftwrap.wraps.GiftWrapEvent
 import kotlinx.coroutines.CoroutineScope
@@ -82,7 +84,10 @@ class PushNotificationReceiverService : FirebaseMessagingService() {
 
     override fun onNewToken(token: String) {
         scope.launch(Dispatchers.IO) {
-            RegisterAccounts(LocalPreferences.allSavedAccounts()).go(token)
+            Log.d("Lifetime Event", "PushNotificationReceiverService.onNewToken")
+            // if the app is running, try to get tor. if not, goes open web.
+            val okHttpClient = HttpClientManager.getHttpClient(TorManager.isSocksReady())
+            PushNotificationUtils.checkAndInit(token, LocalPreferences.allSavedAccounts(), okHttpClient)
             notificationManager().getOrCreateZapChannel(applicationContext)
             notificationManager().getOrCreateDMChannel(applicationContext)
         }

amethyst/src/play/java/com/vitorpamplona/amethyst/service/notifications/PushNotificationUtils.kt

@@ -25,24 +25,71 @@ import com.google.firebase.messaging.FirebaseMessaging
 import com.vitorpamplona.amethyst.AccountInfo
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.tasks.await
+import okhttp3.OkHttpClient
 
 object PushNotificationUtils {
+    var lastToken: String? = null
     var hasInit: List<AccountInfo>? = null
 
-    suspend fun init(accounts: List<AccountInfo>) =
-        with(Dispatchers.IO) {
-            if (hasInit?.equals(accounts) == true) {
-                return@with
-            }
-            // get user notification token provided by firebase
-            try {
-                RegisterAccounts(accounts).go(FirebaseMessaging.getInstance().token.await())
-
-                hasInit = accounts.toList()
-            } catch (e: Exception) {
-                if (e is CancellationException) throw e
-                Log.e("Firebase token", "failed to get firebase token", e)
-            }
+    suspend fun checkAndInit(
+        accounts: List<AccountInfo>,
+        okHttpClient: OkHttpClient,
+    ) = with(Dispatchers.IO) {
+        val token = FirebaseMessaging.getInstance().token.await()
+        if (hasInit?.equals(accounts) == true && lastToken == token) {
+            return@with
         }
+
+        registerToken(token, accounts, okHttpClient)
+    }
+
+    suspend fun checkAndInit(
+        token: String,
+        accounts: List<AccountInfo>,
+        okHttpClient: OkHttpClient,
+    ) = with(Dispatchers.IO) {
+        // initializes if the accounts are different or if the token has changed
+        if (hasInit?.equals(accounts) == true && lastToken == token) {
+            return@with
+        }
+        registerToken(token, accounts, okHttpClient)
+    }
+
+    private suspend fun registerToken(
+        token: String,
+        accounts: List<AccountInfo>,
+        okHttpClient: OkHttpClient,
+    ) = retryIfException("RegisterAccounts") {
+        RegisterAccounts(accounts, okHttpClient).go(token)
+        lastToken = token
+        hasInit = accounts.toList()
+    }
+}
+
+suspend fun <T> retryIfException(
+    debugTag: String = "RetryIfException",
+    maxRetries: Int = 10,
+    delayMs: Long = 1000,
+    func: suspend () -> T,
+) {
+    var tentative = 0
+    var currentDelay = delayMs
+    while (tentative < maxRetries) {
+        try {
+            func()
+
+            // if it works, finishes.
+            return
+        } catch (e: Exception) {
+            if (e is CancellationException) throw e
+            Log.e(debugTag, "Tentative $tentative failed", e)
+
+            delay(currentDelay)
+            tentative++
+            currentDelay = currentDelay * 2
+        }
+    }
+    // gives up
 }