Merge pull request 'feat: restore events from .ics + per-calendar export selector (#32)' (!62) from feat/ics-restore into release/v2.14.0

Reviewed-on: #62
2026-07-06 19:45:02 +00:00
parent b449fff77c d6bc660983
commit 60fcc6b64c
13 changed files with 611 additions and 185 deletions
--- a/app/src/main/java/de/jeanlucmakiola/calendula/data/calendar/CalendarDataSource.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/data/calendar/CalendarDataSource.kt
@@ -71,9 +71,11 @@ interface CalendarDataSource {
    /**
     * Every master/one-off event of the writable local calendars, mapped for a
     * whole-calendar `.ics` backup. Modified-occurrence and cancelled-exception
-     * rows are excluded (see [EventExportProjection]).
+     * rows are excluded (see [EventExportProjection]). When [calendarIds] is
+     * given, only those calendars are exported (still intersected with the
+     * eligible set); `null` exports every eligible calendar.
     */
-    fun exportableEvents(): List<IcsEvent>
+    fun exportableEvents(calendarIds: Set<Long>? = null): List<IcsEvent>

    /**
     * The non-empty `Events.UID_2445` values present in [calendarId] — used to
@@ -611,12 +613,19 @@ class AndroidCalendarDataSource @Inject constructor(
            ?: emptyList()
    }

-    override fun exportableEvents(): List<IcsEvent> {
+    override fun exportableEvents(calendarIds: Set<Long>?): List<IcsEvent> {
        // Only the local calendars the app owns and can write — synced calendars
-        // already have a backup (their server). Map id → display name for the
+        // already have a backup (their server). Exclude the managed special-dates
+        // mirror calendars: their events are derived from contacts, not authored
+        // here, and re-materialise from the contact sync — backing them up would
+        // just duplicate them on restore. A non-null [calendarIds] narrows the
+        // export to the user's chosen subset. Map id → display name for the
        // X-CALENDULA-CALENDAR tag a restore uses to fan back out.
        val names = calendars()
-            .filter { it.isLocal && it.canModifyContents }
+            .filter {
+                it.isLocal && it.canModifyContents && !it.isManaged &&
+                    (calendarIds == null || it.id in calendarIds)
+            }
            .associate { it.id to it.displayName }
        if (names.isEmpty()) return emptyList()

--- a/app/src/main/java/de/jeanlucmakiola/calendula/data/calendar/CalendarRepository.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/data/calendar/CalendarRepository.kt
@@ -41,8 +41,9 @@ interface CalendarRepository {
    /**
     * Every event of the writable local calendars, ready to serialise into a
     * whole-calendar `.ics` backup (see [CalendarDataSource.exportableEvents]).
+     * [calendarIds] narrows the export to a chosen subset; `null` exports all.
     */
-    suspend fun exportEvents(): List<IcsEvent>
+    suspend fun exportEvents(calendarIds: Set<Long>? = null): List<IcsEvent>

    /**
     * Bulk-import parsed `.ics` [events] into [targetCalendarId]. Events whose
--- a/app/src/main/java/de/jeanlucmakiola/calendula/data/calendar/CalendarRepositoryImpl.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/data/calendar/CalendarRepositoryImpl.kt
@@ -117,7 +117,8 @@ class CalendarRepositoryImpl @Inject constructor(
    override suspend fun deleteCalendar(id: Long) =
        withContext(io) { dataSource.deleteCalendar(id) }

-    override suspend fun exportEvents() = withContext(io) { dataSource.exportableEvents() }
+    override suspend fun exportEvents(calendarIds: Set<Long>?) =
+        withContext(io) { dataSource.exportableEvents(calendarIds) }

    override suspend fun importEvents(
        targetCalendarId: Long,
--- a/app/src/main/java/de/jeanlucmakiola/calendula/ui/CalendarHost.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/ui/CalendarHost.kt
@@ -172,9 +172,15 @@ fun CalendarHost(
    // picker (many). A plain conditional overlay (no slide) — it's transient.
    var importUri by remember { mutableStateOf<android.net.Uri?>(null) }
    var importForm by remember { mutableStateOf<EventForm?>(null) }
+    // A restore (in-app "Restore from .ics" button) always runs the full import
+    // flow — picker + summary — even for a single-event file, because the intent
+    // is "restore a backup", not "add this one event". An externally opened .ics
+    // keeps routing a single event straight into the prefilled create form.
+    var importForceMany by remember { mutableStateOf(false) }
    LaunchedEffect(requestedImportUri) {
        if (requestedImportUri != null) {
            importUri = requestedImportUri
+            importForceMany = false
            onImportConsumed()
        }
    }
@@ -414,7 +420,10 @@ fun CalendarHost(
            enter = slideInHorizontally(slideSpec) { it } + fadeIn(),
            exit = slideOutHorizontally(slideSpec) { it } + fadeOut(),
        ) {
-            CalendarsScreen(onBack = { showCalendars = false })
+            CalendarsScreen(
+                onBack = { showCalendars = false },
+                onImport = { importUri = it; importForceMany = true },
+            )
        }

        // Import flow for an opened/received .ics file. A single event routes
@@ -422,6 +431,7 @@ fun CalendarHost(
        importUri?.let { uri ->
            ImportScreen(
                uri = uri,
+                forceMany = importForceMany,
                onClose = { importUri = null },
                onOpenSingle = { form ->
                    importUri = null
--- a/app/src/main/java/de/jeanlucmakiola/calendula/ui/calendars/CalendarsScreen.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/ui/calendars/CalendarsScreen.kt
@@ -8,7 +8,6 @@ import android.text.format.DateUtils
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.animation.AnimatedVisibility
-import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
 import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.foundation.layout.Arrangement
@@ -24,7 +23,6 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.rememberScrollState
-import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
@@ -37,6 +35,7 @@ import androidx.compose.material.icons.filled.Close
 import androidx.compose.material.icons.filled.Cloud
 import androidx.compose.material.icons.filled.Delete
 import androidx.compose.material.icons.filled.FileDownload
+import androidx.compose.material.icons.filled.FileUpload
 import androidx.compose.material.icons.filled.MoreVert
 import androidx.compose.material.icons.filled.Palette
 import androidx.compose.material.icons.filled.PhoneAndroid
@@ -45,6 +44,7 @@ import androidx.compose.material.icons.filled.Visibility
 import androidx.compose.material.icons.filled.VisibilityOff
 import androidx.compose.material3.AlertDialog
 import androidx.compose.material3.Button
+import androidx.compose.material3.Checkbox
 import androidx.compose.material3.DropdownMenu
 import androidx.compose.material3.DropdownMenuItem
 import androidx.compose.material3.ExperimentalMaterial3Api
@@ -66,6 +66,7 @@ import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.listSaver
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
@@ -73,10 +74,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.alpha
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.graphics.ImageBitmap
-import androidx.compose.ui.graphics.asImageBitmap
 import androidx.compose.ui.graphics.vector.ImageVector
-import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.pluralStringResource
 import androidx.compose.ui.res.stringArrayResource
@@ -85,7 +83,6 @@ import androidx.compose.ui.semantics.contentDescription
 import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.text.input.KeyboardCapitalization
 import androidx.compose.ui.unit.dp
-import androidx.core.graphics.drawable.toBitmap
 import androidx.core.net.toUri
 import androidx.documentfile.provider.DocumentFile
 import androidx.hilt.navigation.compose.hiltViewModel
@@ -96,6 +93,11 @@ import de.jeanlucmakiola.calendula.data.prefs.SettingsPrefs
 import de.jeanlucmakiola.calendula.domain.CalendarSource
 import de.jeanlucmakiola.calendula.data.calendar.CalendarColorPalette
 import de.jeanlucmakiola.calendula.ui.common.CalendarColorChip
+import de.jeanlucmakiola.calendula.ui.common.FullScreenPicker
+import de.jeanlucmakiola.calendula.ui.common.positionOf
+import de.jeanlucmakiola.calendula.ui.common.LeadingAvatar
+import de.jeanlucmakiola.calendula.ui.common.SourceLogo
+import de.jeanlucmakiola.calendula.ui.common.curatedSourcePackage
 import de.jeanlucmakiola.calendula.ui.common.DialogAmountField
 import de.jeanlucmakiola.calendula.ui.common.DialogUnitDropdown
 import de.jeanlucmakiola.calendula.ui.common.calendarCollapseExit
@@ -112,6 +114,16 @@ import java.time.LocalDate
 /** Sentinel [editorId] meaning "the editor is composing a new calendar". */
 private const val NEW_CALENDAR_ID = Long.MIN_VALUE

+// SAF mime filter for the restore picker. `.ics` files reach us under several
+// mimes depending on the source app (our own export uses text/calendar; others
+// hand them out as octet-stream or text/plain), so accept the common set rather
+// than hide valid backups behind an over-tight filter.
+private val RESTORE_MIME_TYPES = arrayOf(
+    "text/calendar",
+    "application/octet-stream",
+    "text/plain",
+)
+
 /**
 * Calendar manager (reached from Settings). Lists the app's own device-only
 * calendars with create / rename / recolor / delete (via a full-screen editor),
@@ -122,6 +134,7 @@ private const val NEW_CALENDAR_ID = Long.MIN_VALUE
@Composable
 fun CalendarsScreen(
    onBack: () -> Unit,
+    onImport: (android.net.Uri) -> Unit,
    viewModel: CalendarsViewModel = hiltViewModel(),
 ) {
    val calendars by viewModel.calendars.collectAsStateWithLifecycle()
@@ -168,6 +181,7 @@ fun CalendarsScreen(
            onConsumeError = viewModel::consumeError,
            backupResult = backupResult,
            onExportBackup = viewModel::exportBackup,
+            onImport = onImport,
            onConsumeBackupResult = viewModel::consumeBackupResult,
            autoBackup = autoBackup,
            onSetAutoBackupEnabled = viewModel::setAutoBackupEnabled,
@@ -190,7 +204,8 @@ private fun CalendarsList(
    error: Boolean,
    onConsumeError: () -> Unit,
    backupResult: BackupResult?,
-    onExportBackup: (android.net.Uri) -> Unit,
+    onExportBackup: (android.net.Uri, Set<Long>?) -> Unit,
+    onImport: (android.net.Uri) -> Unit,
    onConsumeBackupResult: () -> Unit,
    autoBackup: AutoBackupUiState,
    onSetAutoBackupEnabled: (Boolean) -> Unit,
@@ -218,10 +233,19 @@ private fun CalendarsList(
    }

    // SAF "create document" target for the backup file. The picked Uri is handed
-    // to the VM to stream the .ics into.
+    // to the VM to stream the .ics into. This launcher exports everything
+    // eligible (null); the per-calendar selector owns its own launcher.
    val createBackup = rememberLauncherForActivityResult(
        contract = ActivityResultContracts.CreateDocument("text/calendar"),
-    ) { uri -> uri?.let(onExportBackup) }
+    ) { uri -> uri?.let { onExportBackup(it, null) } }
+    var showExportPicker by rememberSaveable { mutableStateOf(false) }
+
+    // SAF "open document" picker for restoring events from a .ics file. The
+    // picked Uri is handed up to the host, which runs it through the same import
+    // flow as an externally opened .ics (parse, dedup by UID, target picker).
+    val openBackup = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.OpenDocument(),
+    ) { uri -> uri?.let(onImport) }

    // SAF folder picker for the automatic-backup destination; the VM persists the
    // write grant so background runs can keep writing to it.
@@ -301,8 +325,13 @@ private fun CalendarsList(
        }

        // Backup — local calendars have no sync, so a .ics export is their only
-        // safety net. Offered only when there is something to back up.
-        if (local.isNotEmpty()) {
+        // safety net. Offered only when there is something exportable: the user's
+        // own local calendars (managed special-dates mirrors don't count).
+        val exportable = local.filter { it.canModifyContents && !it.isManaged }
+        // Restore/import can target any writable, non-managed calendar (local or
+        // synced), so its availability is broader than export's.
+        val canImport = (local + synced).any { it.canModifyContents && !it.isManaged }
+        if (exportable.isNotEmpty()) {
            Spacer(Modifier.height(16.dp))
            SectionHeader(stringResource(R.string.calendars_backup_header))
            HintText(stringResource(R.string.calendars_backup_hint))
@@ -313,7 +342,22 @@ private fun CalendarsList(
                position = Position.Top,
                leading = { LeadingAvatar(Icons.Default.FileDownload) },
                onClick = {
-                    runCatching { createBackup.launch("calendula-backup-${LocalDate.now()}.ics") }
+                    // With more than one exportable calendar, let the user choose
+                    // which to include; a single one exports straight away.
+                    if (exportable.size == 1) {
+                        runCatching { createBackup.launch("calendula-backup-${LocalDate.now()}.ics") }
+                    } else {
+                        showExportPicker = true
+                    }
+                },
+            )
+            GroupedRow(
+                title = stringResource(R.string.calendars_restore_action),
+                summary = stringResource(R.string.calendars_restore_hint),
+                position = Position.Middle,
+                leading = { LeadingAvatar(Icons.Default.FileUpload) },
+                onClick = {
+                    runCatching { openBackup.launch(RESTORE_MIME_TYPES) }
                },
            )
            GroupedRow(
@@ -342,6 +386,19 @@ private fun CalendarsList(
                )
                HintText(backupStatusText(autoBackup.status))
            }
+        } else if (canImport) {
+            // Nothing to back up (no writable local calendar), but events can
+            // still be restored into a writable calendar — offer restore on its
+            // own so it isn't hidden behind export eligibility.
+            Spacer(Modifier.height(16.dp))
+            SectionHeader(stringResource(R.string.calendars_restore_header))
+            HintText(stringResource(R.string.calendars_restore_hint))
+            GroupedRow(
+                title = stringResource(R.string.calendars_restore_action),
+                position = Position.Alone,
+                leading = { LeadingAvatar(Icons.Default.FileUpload) },
+                onClick = { runCatching { openBackup.launch(RESTORE_MIME_TYPES) } },
+            )
        }

        Spacer(Modifier.height(16.dp))
@@ -408,6 +465,86 @@ private fun CalendarsList(
            onDismiss = { showInterval = false },
        )
    }
+
+    if (showExportPicker) {
+        ExportCalendarPicker(
+            calendars = local.filter { it.canModifyContents && !it.isManaged },
+            onExport = onExportBackup,
+            onDismiss = { showExportPicker = false },
+        )
+    }
+}
+
+/**
+ * Choose which local calendars to include in a one-time `.ics` export. Defaults
+ * to all selected; the Export action opens the SAF save dialog and hands back
+ * the picked file with the chosen calendar ids.
+ */
+@Composable
+private fun ExportCalendarPicker(
+    calendars: List<CalendarSource>,
+    onExport: (android.net.Uri, Set<Long>?) -> Unit,
+    onDismiss: () -> Unit,
+) {
+    // Seed once with everything selected and hold it across recomposition and
+    // rotation. NOT keyed on [calendars]: the list is observer-driven, so keying
+    // it would silently reset the user's de-selections whenever the provider
+    // re-emits (a background sync, a recolor). Ids that later vanish are harmless
+    // — the data layer intersects the chosen set with the eligible calendars.
+    var selected by rememberSaveable(
+        stateSaver = listSaver(
+            save = { it.toList() },
+            restore = { it.toSet() },
+        ),
+    ) {
+        mutableStateOf(calendars.map { it.id }.toSet())
+    }
+    val createBackup = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.CreateDocument("text/calendar"),
+    ) { uri ->
+        if (uri != null) {
+            onExport(uri, selected)
+            onDismiss()
+        }
+    }
+
+    FullScreenPicker(
+        title = stringResource(R.string.calendars_export_title),
+        onDismiss = onDismiss,
+    ) {
+        HintText(stringResource(R.string.calendars_export_hint))
+        calendars.forEachIndexed { index, calendar ->
+            val isSelected = calendar.id in selected
+            GroupedRow(
+                title = calendar.displayName,
+                summary = calendar.description,
+                position = positionOf(index, calendars.size),
+                leading = { CalendarColorChip(calendar.color) },
+                trailing = {
+                    Checkbox(
+                        checked = isSelected,
+                        onCheckedChange = { checked ->
+                            selected = if (checked) selected + calendar.id else selected - calendar.id
+                        },
+                    )
+                },
+                onClick = {
+                    selected = if (isSelected) selected - calendar.id else selected + calendar.id
+                },
+            )
+        }
+        Button(
+            onClick = {
+                runCatching { createBackup.launch("calendula-backup-${LocalDate.now()}.ics") }
+            },
+            enabled = selected.isNotEmpty(),
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 16.dp, vertical = 16.dp),
+        ) {
+            Text(stringResource(R.string.calendars_export_action))
+        }
+    }
 }

@OptIn(ExperimentalMaterial3Api::class)
@@ -741,66 +878,6 @@ private fun CalendarGroupMenu(
    }
 }

-/**
- * The source app's launcher icon (Google Calendar, DAVx5, Nextcloud, …) as a
- * round 40dp chip, so each synced account is recognisable at a glance. We load
- * whatever app owns the account from [PackageManager] rather than bundling brand
- * logos — always accurate, nothing to license. Falls back to a neutral cloud
- * chip when no installed app resolves for the account.
- */
-@Composable
-private fun SourceLogo(accountType: String) {
-    val context = LocalContext.current
-    val logo = remember(accountType) { sourceAppLogo(context, accountType) }
-    if (logo != null) {
-        Image(
-            bitmap = logo,
-            contentDescription = null,
-            contentScale = ContentScale.Crop,
-            modifier = Modifier
-                .size(40.dp)
-                .clip(CircleShape),
-        )
-    } else {
-        LeadingAvatar(Icons.Default.Cloud)
-    }
-}
-
-/** The launcher icon of the app backing [accountType], preferring the human-facing app. */
-private fun sourceAppLogo(context: Context, accountType: String): ImageBitmap? {
-    val pm = context.packageManager
-    val candidates = buildList {
-        curatedSourcePackage(accountType)?.let { add(it) }
-        AccountManager.get(context).authenticatorTypes
-            .firstOrNull { it.type.equals(accountType, ignoreCase = true) }
-            ?.packageName
-            ?.let { add(it) }
-    }
-    for (pkg in candidates) {
-        val bitmap = runCatching { pm.getApplicationIcon(pkg).toBitmap() }.getOrNull()
-        if (bitmap != null) return bitmap.asImageBitmap()
-    }
-    return null
-}
-
-/** Neutral circular chip carrying an arbitrary icon (e.g. the local-device mark). */
-@Composable
-private fun LeadingAvatar(icon: ImageVector) {
-    Box(
-        modifier = Modifier
-            .size(40.dp)
-            .clip(CircleShape)
-            .background(MaterialTheme.colorScheme.surfaceContainerHighest),
-        contentAlignment = Alignment.Center,
-    ) {
-        Icon(
-            icon,
-            contentDescription = null,
-            tint = MaterialTheme.colorScheme.onSurfaceVariant,
-            modifier = Modifier.size(22.dp),
-        )
-    }
-}

@Composable
 private fun SectionHeader(text: String) {
@@ -935,9 +1012,3 @@ private fun sourceAppIntent(context: Context, accountType: String): Intent {
    return Intent(Settings.ACTION_SYNC_SETTINGS)
 }

-/** Preferred app for account types whose authenticator isn't the app to open. */
-private fun curatedSourcePackage(accountType: String): String? = when {
-    accountType.equals("com.google", ignoreCase = true) -> "com.google.android.calendar"
-    else -> null
-}
-
--- a/app/src/main/java/de/jeanlucmakiola/calendula/ui/calendars/CalendarsViewModel.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/ui/calendars/CalendarsViewModel.kt
@@ -107,11 +107,11 @@ class CalendarsViewModel @Inject constructor(
     * document [uri] as one `VCALENDAR`. Result (event count, or failure) lands
     * in [backupResult] for a one-shot message.
     */
-    fun exportBackup(uri: Uri) {
+    fun exportBackup(uri: Uri, calendarIds: Set<Long>? = null) {
        viewModelScope.launch {
            _backupResult.value = try {
                val count = withContext(io) {
-                    val events = repository.exportEvents()
+                    val events = repository.exportEvents(calendarIds)
                    icsExporter.writeDocument(
                        uri = uri,
                        content = IcsWriter().writeCalendar(events, Clock.System.now()),
--- a/app/src/main/java/de/jeanlucmakiola/calendula/ui/common/CalendarPickerGroups.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/ui/common/CalendarPickerGroups.kt
@@ -0,0 +1,180 @@
+package de.jeanlucmakiola.calendula.ui.common
+
+import android.accounts.AccountManager
+import android.content.Context
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.ColumnScope
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Check
+import androidx.compose.material.icons.filled.Cloud
+import androidx.compose.material.icons.filled.PhoneAndroid
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.graphics.asImageBitmap
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import androidx.core.graphics.drawable.toBitmap
+import de.jeanlucmakiola.calendula.R
+import de.jeanlucmakiola.calendula.domain.CalendarSource
+
+/**
+ * The app's single "which calendar" selection list, shared by the event editor
+ * and the .ics import screen. Renders the same grouped-card system as the
+ * calendar-manager screen: a category header per source — the device chip for
+ * the app's own calendars, the owning app's launcher icon for each synced
+ * account — with the calendars beneath it as a connected card, a colour chip on
+ * each and a check on the selected one. Emits into the caller's [ColumnScope]
+ * (a scrolling column), so the caller owns the surrounding chrome.
+ */
+@Composable
+fun ColumnScope.CalendarPickerGroups(
+    calendars: List<CalendarSource>,
+    selectedId: Long?,
+    onSelect: (Long) -> Unit,
+) {
+    val local = remember(calendars) { calendars.filter { it.isLocal } }
+    val syncedGroups = remember(calendars) {
+        calendars.filterNot { it.isLocal }
+            .groupBy { it.accountName.ifBlank { it.accountType }.ifBlank { it.displayName } }
+            .toList()
+    }
+
+    if (local.isNotEmpty()) {
+        CalendarPickerGroup(
+            title = stringResource(R.string.calendars_local_header),
+            leading = { LeadingAvatar(Icons.Default.PhoneAndroid) },
+            calendars = local,
+            selectedId = selectedId,
+            onSelect = onSelect,
+        )
+    }
+    syncedGroups.forEachIndexed { index, (account, cals) ->
+        if (local.isNotEmpty() || index > 0) Spacer(Modifier.height(16.dp))
+        CalendarPickerGroup(
+            title = account,
+            leading = { SourceLogo(cals.first().accountType) },
+            calendars = cals,
+            selectedId = selectedId,
+            onSelect = onSelect,
+        )
+    }
+}
+
+/** One account's category header (avatar + name) atop its selectable calendars. */
+@Composable
+private fun CalendarPickerGroup(
+    title: String,
+    leading: @Composable () -> Unit,
+    calendars: List<CalendarSource>,
+    selectedId: Long?,
+    onSelect: (Long) -> Unit,
+) {
+    GroupedRow(
+        title = title,
+        position = Position.Top,
+        leading = leading,
+    )
+    calendars.forEachIndexed { index, calendar ->
+        val isSelected = calendar.id == selectedId
+        GroupedRow(
+            title = calendar.displayName,
+            position = if (index == calendars.lastIndex) Position.Bottom else Position.Middle,
+            selected = isSelected,
+            leading = { CalendarColorChip(calendar.color) },
+            trailing = if (isSelected) {
+                {
+                    Icon(
+                        imageVector = Icons.Default.Check,
+                        contentDescription = null,
+                        tint = MaterialTheme.colorScheme.primary,
+                    )
+                }
+            } else {
+                null
+            },
+            onClick = { onSelect(calendar.id) },
+        )
+    }
+}
+
+/**
+ * The source app's launcher icon (Google Calendar, DAVx5, Nextcloud, …) as a
+ * round 40dp chip, so each synced account is recognisable at a glance. We load
+ * whatever app owns the account from [android.content.pm.PackageManager] rather
+ * than bundling brand logos — always accurate, nothing to license. Falls back to
+ * a neutral cloud chip when no installed app resolves for the account.
+ */
+@Composable
+fun SourceLogo(accountType: String) {
+    val context = LocalContext.current
+    val logo = remember(accountType) { sourceAppLogo(context, accountType) }
+    if (logo != null) {
+        Image(
+            bitmap = logo,
+            contentDescription = null,
+            contentScale = ContentScale.Crop,
+            modifier = Modifier
+                .size(40.dp)
+                .clip(CircleShape),
+        )
+    } else {
+        LeadingAvatar(Icons.Default.Cloud)
+    }
+}
+
+/** Neutral circular chip carrying an arbitrary icon (e.g. the local-device mark). */
+@Composable
+fun LeadingAvatar(icon: ImageVector) {
+    Box(
+        modifier = Modifier
+            .size(40.dp)
+            .clip(CircleShape)
+            .background(MaterialTheme.colorScheme.surfaceContainerHighest),
+        contentAlignment = Alignment.Center,
+    ) {
+        Icon(
+            icon,
+            contentDescription = null,
+            tint = MaterialTheme.colorScheme.onSurfaceVariant,
+            modifier = Modifier.size(22.dp),
+        )
+    }
+}
+
+/** The launcher icon of the app backing [accountType], preferring the human-facing app. */
+private fun sourceAppLogo(context: Context, accountType: String): ImageBitmap? {
+    val pm = context.packageManager
+    val candidates = buildList {
+        curatedSourcePackage(accountType)?.let { add(it) }
+        AccountManager.get(context).authenticatorTypes
+            .firstOrNull { it.type.equals(accountType, ignoreCase = true) }
+            ?.packageName
+            ?.let { add(it) }
+    }
+    for (pkg in candidates) {
+        val bitmap = runCatching { pm.getApplicationIcon(pkg).toBitmap() }.getOrNull()
+        if (bitmap != null) return bitmap.asImageBitmap()
+    }
+    return null
+}
+
+/** Preferred app for account types whose authenticator isn't the app to open. */
+internal fun curatedSourcePackage(accountType: String): String? = when {
+    accountType.equals("com.google", ignoreCase = true) -> "com.google.android.calendar"
+    else -> null
+}
--- a/app/src/main/java/de/jeanlucmakiola/calendula/ui/edit/EventEditScreen.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/ui/edit/EventEditScreen.kt
@@ -37,7 +37,6 @@ import androidx.compose.material.icons.automirrored.filled.Notes
 import androidx.compose.material.icons.filled.Add
 import androidx.compose.material.icons.filled.ArrowDropDown
 import androidx.compose.material.icons.filled.CalendarMonth
-import androidx.compose.material.icons.filled.Check
 import androidx.compose.material.icons.filled.Close
 import androidx.compose.material.icons.filled.Contacts
 import androidx.compose.material.icons.filled.EventAvailable
@@ -121,7 +120,7 @@ import de.jeanlucmakiola.calendula.ui.common.calendarCollapseExit
 import de.jeanlucmakiola.calendula.ui.common.calendarExpandEnter
 import de.jeanlucmakiola.calendula.ui.common.predictiveBack
 import de.jeanlucmakiola.calendula.data.calendar.CalendarColorPalette
-import de.jeanlucmakiola.calendula.ui.common.CalendarColorChip
+import de.jeanlucmakiola.calendula.ui.common.CalendarPickerGroups
 import de.jeanlucmakiola.calendula.ui.common.CalendarDatePickerDialog
 import de.jeanlucmakiola.calendula.ui.common.ColorSwatchRow
 import de.jeanlucmakiola.calendula.ui.common.DialogAmountField
@@ -1975,50 +1974,14 @@ private fun CalendarPicker(
    onSelect: (Long) -> Unit,
    onDismiss: () -> Unit,
 ) {
-    // Group by owning account (name, else type, else the calendar's own name),
-    // preserving the provider's order within and across groups — the same
-    // grouping [groupByAccount] applies for the drawer filter.
-    val groups = remember(calendars) {
-        calendars
-            .groupBy {
-                it.accountName.takeIf(String::isNotBlank)
-                    ?: it.accountType.takeIf(String::isNotBlank)
-                    ?: it.displayName
-            }
-            .toList()
-    }
    FullScreenPicker(
        title = stringResource(R.string.event_detail_calendar),
        onDismiss = onDismiss,
    ) {
-        groups.forEach { (account, cals) ->
-            Text(
-                text = account,
-                style = MaterialTheme.typography.labelLarge,
-                color = MaterialTheme.colorScheme.primary,
-                modifier = Modifier.padding(start = 24.dp, end = 24.dp, top = 16.dp, bottom = 4.dp),
-            )
-            cals.forEachIndexed { index, calendar ->
-                val isSelected = calendar.id == selectedId
-                GroupedRow(
-                    title = calendar.displayName,
-                    position = positionOf(index, cals.size),
-                    selected = isSelected,
-                    leading = { CalendarColorChip(calendar.color) },
-                    trailing = if (isSelected) {
-                        {
-                            Icon(
-                                imageVector = Icons.Default.Check,
-                                contentDescription = null,
-                                tint = MaterialTheme.colorScheme.primary,
-                            )
-                        }
-                    } else {
-                        null
-                    },
-                    onClick = { onSelect(calendar.id) },
-                )
-            }
-        }
+        CalendarPickerGroups(
+            calendars = calendars,
+            selectedId = selectedId,
+            onSelect = onSelect,
+        )
    }
 }
--- a/app/src/main/java/de/jeanlucmakiola/calendula/ui/imports/ImportScreen.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/ui/imports/ImportScreen.kt
@@ -1,15 +1,27 @@
 package de.jeanlucmakiola.calendula.ui.imports

 import android.net.Uri
+import androidx.compose.animation.core.Animatable
+import androidx.compose.animation.core.Spring
+import androidx.compose.animation.core.spring
+import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.RowScope
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Check
 import androidx.compose.material.icons.filled.Close
 import androidx.compose.material3.Button
 import androidx.compose.material3.CircularProgressIndicator
@@ -18,6 +30,7 @@ import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.material3.TopAppBarDefaults
@@ -30,6 +43,12 @@ import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.graphicsLayer
+import androidx.compose.ui.semantics.clearAndSetSemantics
+import androidx.compose.ui.semantics.contentDescription
+import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.res.pluralStringResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
@@ -38,14 +57,16 @@ import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import de.jeanlucmakiola.calendula.R
 import de.jeanlucmakiola.calendula.domain.EventForm
 import de.jeanlucmakiola.calendula.domain.ics.IcsParseWarning
+import de.jeanlucmakiola.calendula.ui.common.CalendarPickerGroups
 import de.jeanlucmakiola.calendula.ui.common.predictiveBack
-import de.jeanlucmakiola.calendula.ui.common.OptionCard

 /**
 * Handles an opened/received `.ics` file. A single event is handed straight to
 * the prefilled create form via [onOpenSingle]; several events show a target-
 * calendar picker and import in bulk (dedup by UID), then a result summary.
- * Empty/failed files show a short message and close.
+ * Empty/failed files show a short message and close. [forceMany] keeps a
+ * single-event file on the bulk path — used by the in-app restore, whose intent
+ * is "restore a backup" rather than "add this one event".
 */
@OptIn(ExperimentalMaterial3Api::class)
@Composable
@@ -53,9 +74,16 @@ fun ImportScreen(
    uri: Uri,
    onClose: () -> Unit,
    onOpenSingle: (EventForm) -> Unit,
-    viewModel: ImportViewModel = hiltViewModel(),
+    forceMany: Boolean = false,
+    // Key the VM by the file uri. This screen has no nav backstack, so an
+    // unkeyed hiltViewModel() resolves to the Activity's store and is retained
+    // across imports — its one-shot `load` guard would then show the *previous*
+    // file's parsed state on the next import (a second restore, export→restore,
+    // etc.). Keying per uri hands each distinct file a fresh VM (fresh Loading
+    // state), while the same uri (rotation) reuses it and holds the result.
+    viewModel: ImportViewModel = hiltViewModel(key = uri.toString()),
 ) {
-    LaunchedEffect(uri) { viewModel.load(uri) }
+    LaunchedEffect(uri) { viewModel.load(uri, forceMany) }
    val state by viewModel.state.collectAsStateWithLifecycle()

    // A single event isn't shown here — it opens the create form for review.
@@ -63,18 +91,55 @@ fun ImportScreen(
        (state as? ImportUiState.Single)?.let { onOpenSingle(it.form); onClose() }
    }

+    // Hoisted target calendar so the always-visible top-bar Import action can
+    // read it without the user scrolling to a bottom button. Defaults to the
+    // first *local* calendar — the first row the picker shows ("Your calendars"
+    // group leads) — so the pre-selection lines up with the top of the list;
+    // falls back to the first calendar if there are no local ones. Re-defaults
+    // when the "many" list first arrives (keyed on it), then holds the pick.
+    val many = state as? ImportUiState.Many
+    val defaultTarget = many?.calendars?.let { cals ->
+        (cals.firstOrNull { it.isLocal } ?: cals.firstOrNull())?.id
+    }
+    var selected by rememberSaveable(defaultTarget) { mutableStateOf(defaultTarget) }
+
    Scaffold(
        modifier = Modifier
            .predictiveBack(onBack = onClose)
            .fillMaxSize(),
        topBar = {
            TopAppBar(
-                title = { Text(stringResource(R.string.import_title)) },
+                title = {
+                    Text(
+                        if (many != null) {
+                            pluralStringResource(
+                                R.plurals.import_title_count,
+                                many.events.size,
+                                many.events.size,
+                            )
+                        } else {
+                            stringResource(R.string.import_title)
+                        },
+                    )
+                },
                navigationIcon = {
                    IconButton(onClick = onClose) {
                        Icon(Icons.Default.Close, contentDescription = stringResource(R.string.event_edit_close))
                    }
                },
+                actions = {
+                    // Only meaningful in the multi-event picker with a writable
+                    // target; every other state has nothing to confirm here.
+                    if (many != null && many.calendars.isNotEmpty()) {
+                        Button(
+                            onClick = { selected?.let(viewModel::import) },
+                            enabled = selected != null,
+                            modifier = Modifier.padding(end = 12.dp),
+                        ) {
+                            Text(stringResource(R.string.import_button))
+                        }
+                    }
+                },
                colors = TopAppBarDefaults.topAppBarColors(
                    containerColor = MaterialTheme.colorScheme.surface,
                ),
@@ -90,7 +155,7 @@ fun ImportScreen(

                ImportUiState.Empty -> CenteredMessage(stringResource(R.string.import_empty), onClose)
                ImportUiState.Failed -> CenteredMessage(stringResource(R.string.import_failed), onClose)
-                is ImportUiState.Many -> ManyContent(s, onImport = viewModel::import)
+                is ImportUiState.Many -> ManyContent(s, selected, onSelect = { selected = it })
                is ImportUiState.Done -> DoneContent(s, onClose)
            }
        }
@@ -98,84 +163,160 @@ fun ImportScreen(
 }

@Composable
-private fun ManyContent(state: ImportUiState.Many, onImport: (Long) -> Unit) {
+private fun ManyContent(state: ImportUiState.Many, selected: Long?, onSelect: (Long) -> Unit) {
    // No writable calendar to import into — tell the user honestly.
    if (state.calendars.isEmpty()) {
        CenteredMessage(stringResource(R.string.import_no_calendar), onClose = null)
        return
    }
-    var selected by rememberSaveable { mutableStateOf(state.calendars.first().id) }

    Column(
        Modifier.fillMaxSize().verticalScroll(rememberScrollState())
-            .padding(horizontal = 16.dp, vertical = 8.dp),
-        verticalArrangement = Arrangement.spacedBy(8.dp),
+            .padding(top = 8.dp, bottom = 24.dp),
    ) {
-        Text(
-            pluralStringResource(R.plurals.import_event_count, state.events.size, state.events.size),
-            style = MaterialTheme.typography.bodyLarge,
-            modifier = Modifier.padding(vertical = 8.dp),
+        CalendarPickerGroups(
+            calendars = state.calendars,
+            selectedId = selected,
+            onSelect = onSelect,
        )
-        Text(
-            stringResource(R.string.import_target_header),
-            style = MaterialTheme.typography.labelLarge,
-            color = MaterialTheme.colorScheme.primary,
-        )
-        state.calendars.forEach { calendar ->
-            OptionCard(
-                label = calendar.displayName,
-                onClick = { selected = calendar.id },
-                selected = calendar.id == selected,
-                icon = null,
-            )
-        }
-        state.warnings.forEach { WarningText(it) }
-        Button(
-            onClick = { onImport(selected) },
-            modifier = Modifier.fillMaxWidth().padding(top = 8.dp),
-        ) {
-            Text(pluralStringResource(R.plurals.import_action, state.events.size, state.events.size))
+        if (state.warnings.isNotEmpty()) {
+            Column(
+                Modifier.padding(horizontal = 24.dp, vertical = 8.dp),
+                verticalArrangement = Arrangement.spacedBy(4.dp),
+            ) {
+                state.warnings.forEach { WarningText(it) }
+            }
        }
    }
 }

@Composable
 private fun DoneContent(state: ImportUiState.Done, onClose: () -> Unit) {
+    // A little expressive pop on the success badge — springs in on first show.
+    val badgeScale = remember { Animatable(0.7f) }
+    LaunchedEffect(Unit) {
+        badgeScale.animateTo(
+            targetValue = 1f,
+            animationSpec = spring(
+                dampingRatio = Spring.DampingRatioMediumBouncy,
+                stiffness = Spring.StiffnessLow,
+            ),
+        )
+    }
+
    Column(
        Modifier.fillMaxSize().padding(24.dp),
-        verticalArrangement = Arrangement.spacedBy(12.dp),
        horizontalAlignment = Alignment.CenterHorizontally,
    ) {
+        Spacer(Modifier.weight(1f))
+        Box(
+            Modifier
+                .size(112.dp)
+                .graphicsLayer {
+                    scaleX = badgeScale.value
+                    scaleY = badgeScale.value
+                }
+                .clip(CircleShape)
+                .background(MaterialTheme.colorScheme.primaryContainer),
+            contentAlignment = Alignment.Center,
+        ) {
+            Icon(
+                Icons.Default.Check,
+                contentDescription = null,
+                tint = MaterialTheme.colorScheme.onPrimaryContainer,
+                modifier = Modifier.size(56.dp),
+            )
+        }
+        Spacer(Modifier.height(24.dp))
        Text(
            stringResource(R.string.import_done_title),
            style = MaterialTheme.typography.headlineSmall,
-            modifier = Modifier.padding(top = 24.dp),
-        )
-        Text(
-            pluralStringResource(
-                R.plurals.import_done_imported,
-                state.summary.imported,
-                state.summary.imported,
-            ),
-            style = MaterialTheme.typography.bodyLarge,
+            color = MaterialTheme.colorScheme.onSurface,
        )
        if (state.summary.skippedDuplicate > 0) {
+            Spacer(Modifier.height(8.dp))
            Text(
-                pluralStringResource(
-                    R.plurals.import_done_skipped,
-                    state.summary.skippedDuplicate,
-                    state.summary.skippedDuplicate,
-                ),
+                stringResource(R.string.import_done_dedup_note),
                style = MaterialTheme.typography.bodyMedium,
                color = MaterialTheme.colorScheme.onSurfaceVariant,
+                textAlign = TextAlign.Center,
            )
        }
-        Button(onClick = onClose, modifier = Modifier.padding(top = 12.dp)) {
+        Spacer(Modifier.height(24.dp))
+        Row(
+            Modifier.fillMaxWidth(),
+            horizontalArrangement = Arrangement.spacedBy(12.dp),
+        ) {
+            ImportStatCard(
+                count = state.summary.imported,
+                label = stringResource(R.string.import_done_added_label),
+                contentDescription = pluralStringResource(
+                    R.plurals.import_done_imported,
+                    state.summary.imported,
+                    state.summary.imported,
+                ),
+                container = MaterialTheme.colorScheme.secondaryContainer,
+                onContainer = MaterialTheme.colorScheme.onSecondaryContainer,
+            )
+            if (state.summary.skippedDuplicate > 0) {
+                ImportStatCard(
+                    count = state.summary.skippedDuplicate,
+                    label = stringResource(R.string.import_done_skipped_label),
+                    contentDescription = pluralStringResource(
+                        R.plurals.import_done_skipped,
+                        state.summary.skippedDuplicate,
+                        state.summary.skippedDuplicate,
+                    ),
+                    container = MaterialTheme.colorScheme.surfaceContainerHighest,
+                    onContainer = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+            }
+        }
+        Spacer(Modifier.weight(1f))
+        Button(
+            onClick = onClose,
+            modifier = Modifier.fillMaxWidth(),
+        ) {
            Text(stringResource(R.string.import_close))
        }
    }
 }

+/** A big-number tonal tile summarising one import outcome (added / skipped). */
+@Composable
+private fun RowScope.ImportStatCard(
+    count: Int,
+    label: String,
+    contentDescription: String,
+    container: Color,
+    onContainer: Color,
+) {
+    Surface(
+        modifier = Modifier
+            .weight(1f)
+            .clearAndSetSemantics { this.contentDescription = contentDescription },
+        shape = RoundedCornerShape(24.dp),
+        color = container,
+    ) {
+        Column(
+            Modifier.padding(vertical = 20.dp, horizontal = 12.dp),
+            horizontalAlignment = Alignment.CenterHorizontally,
+            verticalArrangement = Arrangement.spacedBy(2.dp),
+        ) {
+            Text(
+                count.toString(),
+                style = MaterialTheme.typography.displaySmall,
+                color = onContainer,
+            )
+            Text(
+                label,
+                style = MaterialTheme.typography.labelLarge,
+                color = onContainer.copy(alpha = 0.85f),
+            )
+        }
+    }
+}
+
@Composable
 private fun WarningText(warning: IcsParseWarning) {
    val text = when (warning) {
--- a/app/src/main/java/de/jeanlucmakiola/calendula/ui/imports/ImportViewModel.kt
+++ b/app/src/main/java/de/jeanlucmakiola/calendula/ui/imports/ImportViewModel.kt
@@ -66,8 +66,13 @@ class ImportViewModel @Inject constructor(
    val state: StateFlow<ImportUiState> = _state.asStateFlow()
    private var started = false

-    /** Read + parse [uri] once; subsequent calls (recomposition) are ignored. */
-    fun load(uri: Uri) {
+    /**
+     * Read + parse [uri] once; subsequent calls (recomposition) are ignored.
+     * When [forceMany] is set (an in-app restore), a single-event file still goes
+     * through the bulk picker + summary rather than the prefilled create form —
+     * a restore is "bring back a backup", not "add this one event".
+     */
+    fun load(uri: Uri, forceMany: Boolean = false) {
        if (started) return
        started = true
        viewModelScope.launch {
@@ -77,19 +82,21 @@ class ImportViewModel @Inject constructor(
            _state.value = when {
                parsed == null -> ImportUiState.Failed
                parsed.events.isEmpty() -> ImportUiState.Empty
-                parsed.events.size == 1 -> ImportUiState.Single(
+                parsed.events.size == 1 && !forceMany -> ImportUiState.Single(
                    form = parsed.events.single().toEventForm(TimeZone.currentSystemDefault()),
                    warnings = parsed.warnings,
                )
                else -> {
                    // A disabled calendar is removed from the app, so it can't be
                    // an import target — exclude it alongside the read-only ones.
+                    // Managed special-dates calendars are contact-derived and
+                    // editor-locked, so they're not a valid destination either.
                    val disabled = prefs.disabledCalendarIds.first()
                    ImportUiState.Many(
                        events = parsed.events,
                        warnings = parsed.warnings,
                        calendars = repository.calendars().first()
-                            .filter { it.canModifyContents && it.id !in disabled },
+                            .filter { it.canModifyContents && !it.isManaged && it.id !in disabled },
                    )
                }
            }
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -428,6 +428,12 @@
    <string name="calendars_backup_header">Backup</string>
    <string name="calendars_backup_hint">Local calendars aren\'t synced anywhere, so export them to an .ics file to keep a copy.</string>
    <string name="calendars_backup_action">Export as .ics file</string>
+    <string name="calendars_export_title">Export calendars</string>
+    <string name="calendars_export_hint">Choose which calendars to include in the .ics file.</string>
+    <string name="calendars_export_action">Export</string>
+    <string name="calendars_restore_header">Restore</string>
+    <string name="calendars_restore_action">Restore from .ics file</string>
+    <string name="calendars_restore_hint">Import events from a backup or another calendar app.</string>
    <string name="calendars_auto_backup">Automatic backup</string>
    <string name="calendars_auto_backup_hint">Periodically export your local calendars to a folder as an .ics file.</string>
    <string name="calendars_auto_backup_folder">Backup folder</string>
@@ -460,11 +466,19 @@
    <string name="import_failed">Couldn\'t read this file.</string>
    <string name="import_no_calendar">No writable calendar to import into. Create a local calendar first.</string>
    <string name="import_done_title">Import complete</string>
+    <string name="import_done_dedup_note">Events already in the calendar were skipped.</string>
+    <string name="import_done_added_label">Added</string>
+    <string name="import_done_skipped_label">Duplicates</string>
    <string name="import_close">Close</string>
    <string name="import_warning_recurrence">Some changed occurrences of recurring events were skipped.</string>
    <string name="import_warning_no_start">An event without a start time was skipped.</string>
    <string name="import_warning_attendees">Guest lists weren\'t imported.</string>
    <string name="import_warning_timezone">An unknown time zone fell back to your device\'s.</string>
+    <string name="import_button">Import</string>
+    <plurals name="import_title_count">
+        <item quantity="one">Importing %d event</item>
+        <item quantity="other">Importing %d events</item>
+    </plurals>
    <plurals name="import_event_count">
        <item quantity="one">%d event in this file.</item>
        <item quantity="other">%d events in this file.</item>
--- a/app/src/test/java/de/jeanlucmakiola/calendula/data/calendar/CalendarRepositoryImplTest.kt
+++ b/app/src/test/java/de/jeanlucmakiola/calendula/data/calendar/CalendarRepositoryImplTest.kt
@@ -536,6 +536,30 @@ class CalendarRepositoryImplTest {
        assertThat(fake.importedEvents.map { it.second }).containsExactly(3L, 3L)
    }

+    @Test
+    fun `exportEvents forwards the chosen calendar-id subset to the data source`(
+        @TempDir tempDir: Path,
+    ) = runTest {
+        val fake = FakeCalendarDataSource()
+        val repo = CalendarRepositoryImpl(fake, newPrefs(tempDir), newSettings(tempDir), Dispatchers.Unconfined)
+
+        repo.exportEvents(calendarIds = setOf(1L, 4L))
+
+        assertThat(fake.lastExportableEventsCalendarIds).containsExactly(1L, 4L)
+    }
+
+    @Test
+    fun `exportEvents defaults to null so every eligible calendar is exported`(
+        @TempDir tempDir: Path,
+    ) = runTest {
+        val fake = FakeCalendarDataSource()
+        val repo = CalendarRepositoryImpl(fake, newPrefs(tempDir), newSettings(tempDir), Dispatchers.Unconfined)
+
+        repo.exportEvents()
+
+        assertThat(fake.lastExportableEventsCalendarIds).isNull()
+    }
+
    private fun parsedEvent(uid: String?) = de.jeanlucmakiola.calendula.domain.ics.ParsedIcsEvent(
        uid = uid,
        summary = "E",
--- a/app/src/test/java/de/jeanlucmakiola/calendula/data/calendar/FakeCalendarDataSource.kt
+++ b/app/src/test/java/de/jeanlucmakiola/calendula/data/calendar/FakeCalendarDataSource.kt
@@ -23,6 +23,8 @@ internal class FakeCalendarDataSource : CalendarDataSource {
    var eventDetailResult: (Long) -> EventDetail? = { null }
    var eventColorPaletteResult: (Long) -> List<EventColorOption> = { emptyList() }
    var exportableEventsResult: List<IcsEvent> = emptyList()
+    /** The [calendarIds] the last [exportableEvents] call received (null = all). */
+    var lastExportableEventsCalendarIds: Set<Long>? = null
    /** UIDs the target calendar already holds, for import dedup. */
    var existingUidsResult: Set<String> = emptySet()
    /** Set to make the next write call throw. */
@@ -59,7 +61,10 @@ internal class FakeCalendarDataSource : CalendarDataSource {
    override fun eventDetail(eventId: Long): EventDetail? = eventDetailResult(eventId)
    override fun eventColorPalette(calendarId: Long): List<EventColorOption> =
        eventColorPaletteResult(calendarId)
-    override fun exportableEvents(): List<IcsEvent> = exportableEventsResult
+    override fun exportableEvents(calendarIds: Set<Long>?): List<IcsEvent> {
+        lastExportableEventsCalendarIds = calendarIds
+        return exportableEventsResult
+    }

    override fun existingUids(calendarId: Long): Set<String> = existingUidsResult