Feature to remove already uploaded files in autoupload folders to free up space on the device

app/src/main/java/com/nextcloud/client/jobs/BackgroundJobFactory.kt

@@ -23,6 +23,7 @@ import com.nextcloud.client.documentscan.GeneratePDFUseCase
 import com.nextcloud.client.documentscan.GeneratePdfFromImagesWork
 import com.nextcloud.client.integrations.deck.DeckApi
 import com.nextcloud.client.jobs.autoUpload.AutoUploadHelper
+import com.nextcloud.client.jobs.autoUpload.AutoUploadLocalDeletionWorker
 import com.nextcloud.client.jobs.autoUpload.AutoUploadWorker
 import com.nextcloud.client.jobs.autoUpload.FileSystemRepository
 import com.nextcloud.client.jobs.download.FileDownloadWorker
@@ -107,6 +108,7 @@ class BackgroundJobFactory @Inject constructor(
                 InternalTwoWaySyncWork::class -> createInternalTwoWaySyncWork(context, workerParameters)
                 MetadataWorker::class -> createMetadataWorker(context, workerParameters)
                 FolderDownloadWorker::class -> createFolderDownloadWorker(context, workerParameters)
+                AutoUploadLocalDeletionWorker::class -> createAutoUploadLocalDeletionWorker(context, workerParameters)
                 else -> null // caller falls back to default factory
             }
         }
@@ -311,4 +313,15 @@ class BackgroundJobFactory @Inject constructor(
             localBroadcastManager.get(),
             params
         )
+
+    private fun createAutoUploadLocalDeletionWorker(
+        context: Context,
+        params: WorkerParameters
+    ): AutoUploadLocalDeletionWorker = AutoUploadLocalDeletionWorker(
+        context = context,
+        params = params,
+        userAccountManager = accountManager,
+        syncedFolderProvider = syncedFolderProvider,
+        viewThemeUtils = viewThemeUtils.get()
+    )
 }

app/src/main/java/com/nextcloud/client/jobs/BackgroundJobManager.kt

@@ -171,4 +171,5 @@ interface BackgroundJobManager {
     fun startMetadataSyncJob(currentDirPath: String)
     fun downloadFolder(folder: OCFile, accountName: String)
     fun cancelFolderDownload()
+    fun locallyDeleteAutoUploadedFiles(syncedFolders: List<SyncedFolder>)
 }

app/src/main/java/com/nextcloud/client/jobs/BackgroundJobManagerImpl.kt

@@ -28,6 +28,7 @@ import com.nextcloud.client.account.User
 import com.nextcloud.client.core.Clock
 import com.nextcloud.client.di.Injectable
 import com.nextcloud.client.documentscan.GeneratePdfFromImagesWork
+import com.nextcloud.client.jobs.autoUpload.AutoUploadLocalDeletionWorker
 import com.nextcloud.client.jobs.autoUpload.AutoUploadWorker
 import com.nextcloud.client.jobs.download.FileDownloadWorker
 import com.nextcloud.client.jobs.folderDownload.FolderDownloadWorker
@@ -103,6 +104,7 @@ internal class BackgroundJobManagerImpl(
         const val JOB_DOWNLOAD_FOLDER = "download_folder"
         const val JOB_METADATA_SYNC = "metadata_sync"
         const val JOB_INTERNAL_TWO_WAY_SYNC = "internal_two_way_sync"
+        const val JOB_AUTO_UPLOAD_LOCAL_DELETION = "auto_upload_local_deletion"
 
         const val JOB_TEST = "test_job"
 
@@ -824,4 +826,33 @@ internal class BackgroundJobManagerImpl(
     override fun cancelFolderDownload() {
         workManager.cancelAllWorkByTag(JOB_DOWNLOAD_FOLDER)
     }
+
+    override fun locallyDeleteAutoUploadedFiles(syncedFolders: List<SyncedFolder>) {
+        val syncedFolderIDs = syncedFolders
+            .filter { it.isEnabled }
+            .map { it.id }
+
+        val arguments = Data.Builder()
+            .putLongArray(AutoUploadLocalDeletionWorker.SYNCED_FOLDER_IDS, syncedFolderIDs.toLongArray())
+            .build()
+
+        val constraints = Constraints.Builder()
+            .setRequiredNetworkType(NetworkType.CONNECTED)
+            .build()
+
+        val jobName = JOB_AUTO_UPLOAD_LOCAL_DELETION + "_" + syncedFolderIDs.joinToString("-")
+        val request = oneTimeRequestBuilder(
+            jobClass = AutoUploadLocalDeletionWorker::class,
+            jobName = jobName
+        )
+            .setInputData(arguments)
+            .setConstraints(constraints)
+            .build()
+
+        workManager.enqueueUniqueWork(
+            jobName,
+            ExistingWorkPolicy.KEEP,
+            request
+        )
+    }
 }

app/src/main/java/com/nextcloud/client/jobs/autoUpload/AutoUploadLocalDeletionWorker.kt

@@ -0,0 +1,157 @@
+/*
+ * Nextcloud - Android Client
+ *
+ * SPDX-FileCopyrightText: 2026 Daniele Verducci <daniele.verducci@nextcloud.com>
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+package com.nextcloud.client.jobs.autoUpload
+
+import android.app.Notification
+import android.content.Context
+import androidx.work.CoroutineWorker
+import androidx.work.WorkerParameters
+import com.nextcloud.client.account.UserAccountManager
+import com.nextcloud.client.jobs.notification.WorkerNotificationManager
+import com.owncloud.android.R
+import com.owncloud.android.datamodel.FileDataStorageManager
+import com.owncloud.android.datamodel.SyncedFolderProvider
+import com.owncloud.android.lib.common.operations.RemoteOperationResult
+import com.owncloud.android.lib.common.utils.Log_OC
+import com.owncloud.android.operations.upload.DeleteUploadedFileOperation
+import com.owncloud.android.ui.notifications.NotificationUtils
+import com.owncloud.android.utils.DisplayUtils
+import com.owncloud.android.utils.FileUtil
+import com.owncloud.android.utils.theme.ViewThemeUtils
+import java.io.File
+
+class AutoUploadLocalDeletionWorker(
+    private val context: Context,
+    params: WorkerParameters,
+    private val userAccountManager: UserAccountManager,
+    private val syncedFolderProvider: SyncedFolderProvider,
+    val viewThemeUtils: ViewThemeUtils
+) : CoroutineWorker(context, params) {
+
+    companion object {
+        const val SYNCED_FOLDER_IDS = "synced_folder_IDs"
+        const val NOTIFICATION_ID = 267
+
+        private const val TAG = "AutoUploadLocalDeletionWorker"
+    }
+
+    private val notificationManager = WorkerNotificationManager(
+        NOTIFICATION_ID,
+        context,
+        viewThemeUtils,
+        R.string.autoupload_delete_uploaded_notif_ticker,
+        NotificationUtils.NOTIFICATION_CHANNEL_BACKGROUND_OPERATIONS
+    )
+
+    override suspend fun doWork(): Result {
+        showNotification(
+            createNotification(context.getString(R.string.autoupload_delete_uploaded_notif_started_title))
+        )
+        Log_OC.d(TAG, "Started")
+
+        val syncedFolderIDs = inputData.getLongArray(SYNCED_FOLDER_IDS)
+            ?: throw IllegalArgumentException("$SYNCED_FOLDER_IDS param is mandatory")
+        val syncedFolders = syncedFolderIDs
+            .map { syncedFolderProvider.getSyncedFolderByID(it) }
+
+        var users = HashSet<String>()
+        var filesPreserved = 0L
+        var foldersAnalyzed = 0L
+        var filesRemoved = 0L
+        var spaceFreed = 0L
+        val timeStarted = System.currentTimeMillis()
+        syncedFolders
+            .filterNotNull()
+            .filter { it.isEnabled }
+            .filter { FileUtil.isFolderWritable(File(it.localPath)) }
+            .forEach {
+                val sharedFolderOwner = userAccountManager.getUser(it.account).get()
+                users.add(sharedFolderOwner.accountName)
+                val fileDataStorageManager = FileDataStorageManager(sharedFolderOwner, context.contentResolver)
+                val op = DeleteUploadedFileOperation(
+                    it,
+                    context,
+                    fileDataStorageManager
+                )
+                val res = op.run()
+                if (res.code != RemoteOperationResult.ResultCode.OK) {
+                    Log_OC.d(TAG, "Failed")
+                    showNotification(
+                        createNotification(context.getString(R.string.autoupload_delete_uploaded_notif_error_title))
+                    )
+                    return Result.failure()
+                }
+                foldersAnalyzed++
+                filesPreserved += res.resultData.filesPreserved
+                filesRemoved += res.resultData.filesRemoved
+                spaceFreed += res.resultData.spaceFreed
+            }
+
+        val runTimeMs = System.currentTimeMillis() - timeStarted
+        showNotification(
+            createSuccessNotification(
+                users.size,
+                foldersAnalyzed,
+                filesRemoved,
+                filesPreserved,
+                spaceFreed,
+                runTimeMs
+            )
+        )
+        Log_OC.d(
+            TAG,
+            "Success: users=$users, foldersAnalyzed=$foldersAnalyzed, filesPreserved=$filesPreserved, " +
+                "filesRemoved=$filesRemoved, spaceFreed=$spaceFreed bytes, runTimeMs=$runTimeMs"
+        )
+        return Result.success()
+    }
+
+    private fun createSuccessNotification(
+        users: Int,
+        foldersRemoved: Long,
+        filesRemoved: Long,
+        filesPreserved: Long,
+        spaceFreed: Long,
+        timeElapsed: Long
+    ): Notification {
+        var notificationContent = context.getString(
+            R.string.autoupload_delete_uploaded_notif_ended_content,
+            DisplayUtils.bytesToHumanReadable(spaceFreed),
+            filesRemoved,
+            foldersRemoved,
+            users,
+            DisplayUtils.unixTimeDurationToHumanReadable(context, timeElapsed)
+        )
+        if (filesPreserved > 0) {
+            notificationContent +=
+                "\n" +
+                context.getString(
+                    R.string.autoupload_delete_uploaded_notif_ended_content_preserved,
+                    filesPreserved
+                )
+        }
+        return createNotification(
+            title = context.getString(R.string.autoupload_delete_uploaded_notif_ended_title),
+            content = notificationContent
+        )
+    }
+
+    private fun createNotification(title: String, content: String? = null): Notification =
+        notificationManager.notificationBuilder
+            .setContentTitle(title)
+            .setContentText(content)
+            .setSmallIcon(R.drawable.ic_delete)
+            .setSound(null)
+            .setVibrate(null)
+            .setOnlyAlertOnce(true)
+            .setSilent(true)
+            .setChannelId(NotificationUtils.NOTIFICATION_CHANNEL_BACKGROUND_OPERATIONS)
+            .build()
+
+    private fun showNotification(notification: Notification) = notificationManager.showNotification()
+}

app/src/main/java/com/nextcloud/client/jobs/autoUpload/SyncFolderHelper.kt

@@ -29,6 +29,14 @@ class SyncFolderHelper(private val context: Context) {
         private const val TAG = "SyncFolderHelper"
     }
 
+    /**
+     * Computes the auto upload remote path for a given file based on the current syncedFolder folder settings.
+     * Note that if the user changed the syncedFolder's settings after the file was already uploaded,
+     * this may not reflect the actual uploaded file's path.
+     * @param syncedFolder containing the file
+     * @param file contained in the syncedFolder
+     * @return the remote path based on the current syncedFolder folder settings
+     */
     fun getAutoUploadRemotePath(syncedFolder: SyncedFolder, file: File): String {
         val resources = context.resources
         val isLightVersion = resources.getBoolean(R.bool.syncedFolder_light)