v1.0.23: functional Files tab, background service persistence, startup indexer, curved icon

- FilesScreen: per-file context menu (Open, Share, Rename, Delete), rename dialog,
  delete confirmation, FileProvider-based open/share intents, Snackbar error feedback
- FilesViewModel: FileAction sealed class + SharedFlow; openFile, shareFile,
  deleteFile, renameFile with DB cleanup; resolveFile handles SAF primary: URIs
- FileWatchService: stopWithTask=false keeps watcher alive after app swipe-away;
  catchupScan on startup detects changes missed while service was not running;
  SyncFileStateDao injected; FileObserver used for real-path SAF URIs
- BootReceiver: handles MY_PACKAGE_REPLACED to restart service after app update
- file_paths.xml: added external-path so FileProvider can serve /storage/emulated/0 files
- ic_launcher_foreground: three curved stroke-based arrows (quadratic bezier, round caps)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-05-24 23:25:58 +00:00
parent 422e8f0f0f
commit 08dc4f5bd4
8 changed files with 472 additions and 208 deletions
@@ -1,5 +1,7 @@
package com.syncflow.ui.files
import android.content.Intent
import android.webkit.MimeTypeMap
import androidx.compose.foundation.layout.*
import androidx.compose.foundation.lazy.LazyColumn
import androidx.compose.foundation.lazy.items
@@ -10,10 +12,14 @@ import androidx.compose.material3.*
import androidx.compose.runtime.*
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.text.style.TextOverflow
import androidx.compose.ui.unit.dp
import androidx.core.content.FileProvider
import androidx.hilt.navigation.compose.hiltViewModel
import com.syncflow.data.db.entities.SyncFileStateEntity
import kotlinx.coroutines.launch
import java.time.ZoneId
import java.time.format.DateTimeFormatter
import java.time.format.FormatStyle
@@ -27,156 +33,222 @@ fun FilesScreen(
val pairs by vm.pairs.collectAsState()
val selectedPair by vm.selectedPair.collectAsState()
val files by vm.files.collectAsState()
val context = LocalContext.current
val snackbarHostState = remember { SnackbarHostState() }
val scope = rememberCoroutineScope()
Column(modifier = modifier.fillMaxSize()) {
// Pair selector chips
if (pairs.size > 1) {
ScrollableTabRow(
selectedTabIndex = pairs.indexOfFirst { it.id == selectedPair?.id }.coerceAtLeast(0),
edgePadding = 16.dp,
containerColor = MaterialTheme.colorScheme.surface,
divider = {},
) {
pairs.forEach { pair ->
Tab(
selected = pair.id == selectedPair?.id,
onClick = { vm.selectPair(pair.id) },
text = {
Text(
pair.name,
maxLines = 1,
overflow = TextOverflow.Ellipsis,
)
},
)
}
}
HorizontalDivider()
}
if (pairs.isEmpty()) {
Box(
modifier = Modifier.fillMaxSize(),
contentAlignment = Alignment.Center,
) {
Column(
horizontalAlignment = Alignment.CenterHorizontally,
verticalArrangement = Arrangement.spacedBy(8.dp),
) {
Icon(
Icons.Default.FolderOpen,
contentDescription = null,
modifier = Modifier.size(72.dp),
tint = MaterialTheme.colorScheme.primary.copy(alpha = 0.35f),
)
Text("No sync pairs yet", style = MaterialTheme.typography.titleMedium)
Text(
"Create a sync pair to browse its files",
style = MaterialTheme.typography.bodySmall,
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
}
}
} else if (files.isEmpty()) {
Box(
modifier = Modifier.fillMaxSize(),
contentAlignment = Alignment.Center,
) {
Column(
horizontalAlignment = Alignment.CenterHorizontally,
verticalArrangement = Arrangement.spacedBy(8.dp),
) {
Icon(
Icons.Default.FolderOpen,
contentDescription = null,
modifier = Modifier.size(72.dp),
tint = MaterialTheme.colorScheme.primary.copy(alpha = 0.35f),
)
Text("No synced files yet", style = MaterialTheme.typography.titleMedium)
Text(
"Run a sync to populate this view",
style = MaterialTheme.typography.bodySmall,
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
}
}
} else {
// Summary row
Surface(
color = MaterialTheme.colorScheme.surfaceVariant.copy(alpha = 0.5f),
) {
Row(
modifier = Modifier
.fillMaxWidth()
.padding(horizontal = 16.dp, vertical = 8.dp),
horizontalArrangement = Arrangement.SpaceBetween,
verticalAlignment = Alignment.CenterVertically,
) {
Text(
"${files.size} file${if (files.size != 1) "s" else ""}",
style = MaterialTheme.typography.labelMedium,
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
val totalBytes = files.sumOf { it.localSizeBytes }
Text(
totalBytes.toDisplaySize(),
style = MaterialTheme.typography.labelMedium,
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
}
}
LazyColumn(
contentPadding = PaddingValues(horizontal = 16.dp, vertical = 8.dp),
verticalArrangement = Arrangement.spacedBy(0.dp),
) {
// Group by top-level directory
val grouped = files.groupBy { f ->
val slashIdx = f.relativePath.indexOf('/')
if (slashIdx < 0) "" else f.relativePath.substring(0, slashIdx)
}
grouped.forEach { (dir, dirFiles) ->
if (dir.isNotEmpty()) {
item(key = "dir_$dir") {
Row(
modifier = Modifier.padding(top = 12.dp, bottom = 4.dp),
verticalAlignment = Alignment.CenterVertically,
) {
Icon(
Icons.Default.Folder,
contentDescription = null,
modifier = Modifier.size(16.dp),
tint = MaterialTheme.colorScheme.primary,
)
Spacer(Modifier.width(6.dp))
Text(
dir,
style = MaterialTheme.typography.labelMedium,
color = MaterialTheme.colorScheme.primary,
)
}
LaunchedEffect(Unit) {
vm.fileAction.collect { action ->
when (action) {
is FileAction.Open -> {
try {
val uri = FileProvider.getUriForFile(
context, "${context.packageName}.fileprovider", action.file
)
val intent = Intent(Intent.ACTION_VIEW).apply {
setDataAndType(uri, action.file.name.mimeType())
addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_ACTIVITY_NEW_TASK)
}
context.startActivity(
Intent.createChooser(intent, "Open with").apply {
addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
}
)
} catch (e: Exception) {
snackbarHostState.showSnackbar("Cannot open file: ${e.message}")
}
items(dirFiles, key = { "${it.syncPairId}_${it.relativePath}" }) { file ->
FileRow(file, isInSubDir = dir.isNotEmpty())
HorizontalDivider(
color = MaterialTheme.colorScheme.outline.copy(alpha = 0.25f),
modifier = Modifier.padding(start = if (dir.isNotEmpty()) 38.dp else 16.dp),
}
is FileAction.Share -> {
try {
val uri = FileProvider.getUriForFile(
context, "${context.packageName}.fileprovider", action.file
)
val intent = Intent(Intent.ACTION_SEND).apply {
type = action.file.name.mimeType()
putExtra(Intent.EXTRA_STREAM, uri)
addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_ACTIVITY_NEW_TASK)
}
context.startActivity(
Intent.createChooser(intent, "Share via").apply {
addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
}
)
} catch (e: Exception) {
snackbarHostState.showSnackbar("Cannot share file: ${e.message}")
}
}
is FileAction.Error -> scope.launch {
snackbarHostState.showSnackbar(action.message)
}
}
}
}
Box(modifier = modifier.fillMaxSize()) {
Column(modifier = Modifier.fillMaxSize()) {
if (pairs.size > 1) {
ScrollableTabRow(
selectedTabIndex = pairs.indexOfFirst { it.id == selectedPair?.id }.coerceAtLeast(0),
edgePadding = 16.dp,
containerColor = MaterialTheme.colorScheme.surface,
divider = {},
) {
pairs.forEach { pair ->
Tab(
selected = pair.id == selectedPair?.id,
onClick = { vm.selectPair(pair.id) },
text = { Text(pair.name, maxLines = 1, overflow = TextOverflow.Ellipsis) },
)
}
}
item { Spacer(Modifier.height(80.dp)) }
HorizontalDivider()
}
when {
pairs.isEmpty() -> FilesEmptyState(
icon = Icons.Default.FolderOpen,
title = "No sync pairs yet",
subtitle = "Create a sync pair to browse its files",
)
files.isEmpty() -> FilesEmptyState(
icon = Icons.Default.FolderOpen,
title = "No synced files yet",
subtitle = "Run a sync to populate this view",
)
else -> {
Surface(color = MaterialTheme.colorScheme.surfaceVariant.copy(alpha = 0.5f)) {
Row(
modifier = Modifier
.fillMaxWidth()
.padding(horizontal = 16.dp, vertical = 8.dp),
horizontalArrangement = Arrangement.SpaceBetween,
verticalAlignment = Alignment.CenterVertically,
) {
Text(
"${files.size} file${if (files.size != 1) "s" else ""}",
style = MaterialTheme.typography.labelMedium,
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
Text(
files.sumOf { it.localSizeBytes }.toDisplaySize(),
style = MaterialTheme.typography.labelMedium,
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
}
}
LazyColumn(
contentPadding = PaddingValues(horizontal = 16.dp, vertical = 8.dp),
verticalArrangement = Arrangement.spacedBy(0.dp),
) {
val grouped = files.groupBy { f ->
val idx = f.relativePath.indexOf('/')
if (idx < 0) "" else f.relativePath.substring(0, idx)
}
grouped.forEach { (dir, dirFiles) ->
if (dir.isNotEmpty()) {
item(key = "dir_$dir") {
Row(
modifier = Modifier.padding(top = 12.dp, bottom = 4.dp),
verticalAlignment = Alignment.CenterVertically,
) {
Icon(
Icons.Default.Folder, contentDescription = null,
modifier = Modifier.size(16.dp),
tint = MaterialTheme.colorScheme.primary,
)
Spacer(Modifier.width(6.dp))
Text(
dir,
style = MaterialTheme.typography.labelMedium,
color = MaterialTheme.colorScheme.primary,
)
}
}
}
items(dirFiles, key = { "${it.syncPairId}_${it.relativePath}" }) { file ->
FileRow(file = file, isInSubDir = dir.isNotEmpty(), vm = vm)
HorizontalDivider(
color = MaterialTheme.colorScheme.outline.copy(alpha = 0.25f),
modifier = Modifier.padding(
start = if (dir.isNotEmpty()) 38.dp else 16.dp
),
)
}
}
item { Spacer(Modifier.height(80.dp)) }
}
}
}
}
SnackbarHost(
hostState = snackbarHostState,
modifier = Modifier.align(Alignment.BottomCenter),
)
}
}
@Composable
private fun FilesEmptyState(icon: ImageVector, title: String, subtitle: String) {
Box(modifier = Modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
Column(
horizontalAlignment = Alignment.CenterHorizontally,
verticalArrangement = Arrangement.spacedBy(8.dp),
) {
Icon(
icon, contentDescription = null,
modifier = Modifier.size(72.dp),
tint = MaterialTheme.colorScheme.primary.copy(alpha = 0.35f),
)
Text(title, style = MaterialTheme.typography.titleMedium)
Text(
subtitle,
style = MaterialTheme.typography.bodySmall,
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
}
}
}
@Composable
private fun FileRow(file: SyncFileStateEntity, isInSubDir: Boolean) {
private fun FileRow(file: SyncFileStateEntity, isInSubDir: Boolean, vm: FilesViewModel) {
val name = file.relativePath.substringAfterLast('/')
val timeFmt = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT)
val syncedAt = file.lastSyncedAt.atZone(ZoneId.systemDefault()).let { timeFmt.format(it) }
var menuExpanded by remember { mutableStateOf(false) }
var showRenameDialog by remember { mutableStateOf(false) }
var showDeleteDialog by remember { mutableStateOf(false) }
if (showRenameDialog) {
RenameDialog(
currentName = name,
onConfirm = { newName ->
vm.renameFile(file, newName)
showRenameDialog = false
},
onDismiss = { showRenameDialog = false },
)
}
if (showDeleteDialog) {
AlertDialog(
onDismissRequest = { showDeleteDialog = false },
icon = { Icon(Icons.Default.Delete, contentDescription = null) },
title = { Text("Delete file?") },
text = { Text("\"$name\" will be removed from this device.") },
confirmButton = {
TextButton(onClick = { vm.deleteFile(file); showDeleteDialog = false }) {
Text("Delete", color = MaterialTheme.colorScheme.error)
}
},
dismissButton = {
TextButton(onClick = { showDeleteDialog = false }) { Text("Cancel") }
},
)
}
Row(
modifier = Modifier
.fillMaxWidth()
@@ -194,8 +266,7 @@ private fun FileRow(file: SyncFileStateEntity, isInSubDir: Boolean) {
) {
Box(contentAlignment = Alignment.Center) {
Icon(
fileIcon(name),
contentDescription = null,
fileIcon(name), contentDescription = null,
modifier = Modifier.size(16.dp),
tint = MaterialTheme.colorScheme.onSecondaryContainer,
)
@@ -215,16 +286,87 @@ private fun FileRow(file: SyncFileStateEntity, isInSubDir: Boolean) {
color = MaterialTheme.colorScheme.onSurfaceVariant,
)
}
// Sync status indicator
Icon(
Icons.Default.CheckCircle,
contentDescription = "Synced",
modifier = Modifier.size(14.dp),
tint = MaterialTheme.colorScheme.primary.copy(alpha = 0.6f),
)
Box {
IconButton(onClick = { menuExpanded = true }, modifier = Modifier.size(36.dp)) {
Icon(
Icons.Default.MoreVert, contentDescription = "File options",
modifier = Modifier.size(18.dp),
tint = MaterialTheme.colorScheme.onSurfaceVariant,
)
}
DropdownMenu(expanded = menuExpanded, onDismissRequest = { menuExpanded = false }) {
DropdownMenuItem(
text = { Text("Open") },
leadingIcon = { Icon(Icons.Default.OpenInNew, contentDescription = null) },
onClick = { menuExpanded = false; vm.openFile(file) },
)
DropdownMenuItem(
text = { Text("Share") },
leadingIcon = { Icon(Icons.Default.Share, contentDescription = null) },
onClick = { menuExpanded = false; vm.shareFile(file) },
)
HorizontalDivider()
DropdownMenuItem(
text = { Text("Rename") },
leadingIcon = { Icon(Icons.Default.Edit, contentDescription = null) },
onClick = { menuExpanded = false; showRenameDialog = true },
)
DropdownMenuItem(
text = { Text("Delete", color = MaterialTheme.colorScheme.error) },
leadingIcon = {
Icon(
Icons.Default.Delete, contentDescription = null,
tint = MaterialTheme.colorScheme.error,
)
},
onClick = { menuExpanded = false; showDeleteDialog = true },
)
}
}
}
}
@Composable
private fun RenameDialog(
currentName: String,
onConfirm: (String) -> Unit,
onDismiss: () -> Unit,
) {
var newName by remember { mutableStateOf(currentName) }
AlertDialog(
onDismissRequest = onDismiss,
icon = { Icon(Icons.Default.Edit, contentDescription = null) },
title = { Text("Rename file") },
text = {
OutlinedTextField(
value = newName,
onValueChange = { newName = it },
label = { Text("New name") },
singleLine = true,
modifier = Modifier.fillMaxWidth(),
)
},
confirmButton = {
TextButton(
onClick = {
val trimmed = newName.trim()
if (trimmed.isNotBlank() && trimmed != currentName) onConfirm(trimmed)
else onDismiss()
},
enabled = newName.isNotBlank(),
) { Text("Rename") }
},
dismissButton = {
TextButton(onClick = onDismiss) { Text("Cancel") }
},
)
}
private fun String.mimeType(): String {
val ext = substringAfterLast('.', "").lowercase()
return MimeTypeMap.getSingleton().getMimeTypeFromExtension(ext) ?: "*/*"
}
private fun fileIcon(name: String) = when {
name.endsWith(".pdf", ignoreCase = true) -> Icons.Default.PictureAsPdf
name.endsWith(".jpg", ignoreCase = true) ||
@@ -247,7 +389,7 @@ private fun fileIcon(name: String) = when {
}
private fun Long.toDisplaySize(): String = when {
this < 1_024 -> "${this} B"
this < 1_024 -> "$this B"
this < 1_048_576 -> "${"%.1f".format(this / 1_024.0)} KB"
this < 1_073_741_824 -> "${"%.1f".format(this / 1_048_576.0)} MB"
else -> "${"%.1f".format(this / 1_073_741_824.0)} GB"