Улучшена фоновая синхронизация, обработана ошибка

app/src/main/AndroidManifest.xml

@@ -3,6 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools">
 
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_DATA_SYNC" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
@@ -72,6 +73,14 @@
             android:exported="false"
             android:foregroundServiceType="dataSync"
             android:description="@string/fgs_task_pipeline_description" />
+
+        <receiver
+            android:name=".sync.StorageSyncBootReceiver"
+            android:exported="false">
+            <intent-filter>
+                <action android:name="android.intent.action.BOOT_COMPLETED" />
+            </intent-filter>
+        </receiver>
     </application>
 
 </manifest>

app/src/main/java/com/github/nullptroma/wallenc/app/di/StorageSyncBootEntryPoint.kt

@@ -0,0 +1,12 @@
+package com.github.nullptroma.wallenc.app.di
+
+import com.github.nullptroma.wallenc.app.sync.StorageSyncScheduler
+import dagger.hilt.EntryPoint
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+
+@EntryPoint
+@InstallIn(SingletonComponent::class)
+interface StorageSyncBootEntryPoint {
+    fun storageSyncScheduler(): StorageSyncScheduler
+}

app/src/main/java/com/github/nullptroma/wallenc/app/sync/StorageSyncBootReceiver.kt

@@ -0,0 +1,22 @@
+package com.github.nullptroma.wallenc.app.sync
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import com.github.nullptroma.wallenc.app.di.StorageSyncBootEntryPoint
+import dagger.hilt.android.EntryPointAccessors
+import timber.log.Timber
+
+class StorageSyncBootReceiver : BroadcastReceiver() {
+    override fun onReceive(context: Context, intent: Intent?) {
+        if (intent?.action != Intent.ACTION_BOOT_COMPLETED) {
+            return
+        }
+        val scheduler = EntryPointAccessors.fromApplication(
+            context.applicationContext,
+            StorageSyncBootEntryPoint::class.java,
+        ).storageSyncScheduler()
+        scheduler.ensureScheduled()
+        Timber.d("Rescheduled periodic storage sync after boot")
+    }
+}

app/src/main/java/com/github/nullptroma/wallenc/app/sync/StorageSyncBootstrap.kt

@@ -1,9 +1,11 @@
 package com.github.nullptroma.wallenc.app.sync
 
 import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncPaths
+import com.github.nullptroma.wallenc.domain.interfaces.IStorageSyncGroupStore
 import com.github.nullptroma.wallenc.domain.interfaces.IVaultsManager
 import com.github.nullptroma.wallenc.domain.tasks.StorageSyncTriggerReason
 import com.github.nullptroma.wallenc.usecases.RunStorageSyncUseCase
+import com.github.nullptroma.wallenc.usecases.StorageSyncReadiness
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.FlowPreview
@@ -11,10 +13,13 @@ import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.debounce
+import kotlinx.coroutines.flow.distinctUntilChanged
 import kotlinx.coroutines.flow.filter
+import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.merge
 import kotlinx.coroutines.launch
+import java.util.concurrent.atomic.AtomicBoolean
 import javax.inject.Inject
 import javax.inject.Singleton
 
@@ -24,11 +29,15 @@ class StorageSyncBootstrap @Inject constructor(
     private val scheduler: StorageSyncScheduler,
     private val vaultsManager: IVaultsManager,
     private val syncRunner: RunStorageSyncUseCase,
+    private val syncReadiness: StorageSyncReadiness,
+    private val groupStore: IStorageSyncGroupStore,
 ) {
     private val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
+    private val startupSyncScheduled = AtomicBoolean(false)
 
     fun start() {
         scheduler.ensureScheduled()
+        scheduleStartupSyncOnce()
         scope.launch {
             combine(
                 vaultsManager.allStorages,
@@ -77,4 +86,31 @@ class StorageSyncBootstrap @Inject constructor(
         }
         return System.currentTimeMillis() >= syncRunner.debounceSuppressUntilMs.value
     }
+
+    /**
+     * Одна синхронизация после готовности хранилищ при старте процесса — не ждать только WorkManager
+     * (особенно если periodic work откладывался из‑за перезапусков процесса).
+     */
+    private fun scheduleStartupSyncOnce() {
+        scope.launch {
+            combine(
+                vaultsManager.allStorages,
+                vaultsManager.unlockManager.openedStorages,
+            ) { rootStorages, opened ->
+                (rootStorages + opened.values).distinctBy { it.uuid }
+            }
+                .map { it.isNotEmpty() }
+                .distinctUntilChanged()
+                .filter { it }
+                .first()
+            if (!startupSyncScheduled.compareAndSet(false, true)) {
+                return@launch
+            }
+            if (groupStore.getGroups().isEmpty()) {
+                return@launch
+            }
+            syncReadiness.awaitReady()
+            syncRunner.enqueue(StorageSyncTriggerReason.Background)
+        }
+    }
 }

app/src/main/java/com/github/nullptroma/wallenc/app/sync/StorageSyncScheduler.kt

@@ -27,9 +27,10 @@ class StorageSyncScheduler @Inject constructor(
             )
             .build()
 
+        // KEEP: UPDATE сбрасывает таймер periodic work при каждом onCreate процесса.
         WorkManager.getInstance(app).enqueueUniquePeriodicWork(
             StorageSyncWorker.UNIQUE_WORK_NAME,
-            ExistingPeriodicWorkPolicy.UPDATE,
+            ExistingPeriodicWorkPolicy.KEEP,
             request,
         )
     }