filedao

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/data/local/dao/FileDao.kt

@@ -15,6 +15,9 @@ interface FileDao {
     @Query("SELECT * FROM files WHERE folder_resource_id = :folderResourceId AND \"exists\" = 1 ORDER BY name ASC")
     fun observeByFolder(folderResourceId: String): Flow<List<FileEntity>>
 
+    @Query("SELECT * FROM files WHERE \"exists\" = 1 ORDER BY added_at DESC, name ASC")
+    fun observeAllVisible(): Flow<List<FileEntity>>
+
     @Query("SELECT * FROM files WHERE resource_id = :resourceId LIMIT 1")
     suspend fun getByResourceId(resourceId: String): FileEntity?
 

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/data/repository/FileRepository.kt

@@ -28,6 +28,9 @@ class FileRepository @Inject constructor(
     fun observeFiles(folderResourceId: String): Flow<List<FileEntity>> =
         fileDao.observeByFolder(folderResourceId)
 
+    /** Fichiers visibles de toute l'arborescence — écran d'accueil (grille par date). */
+    fun observeAllVisible(): Flow<List<FileEntity>> = fileDao.observeAllVisible()
+
     suspend fun getFile(resourceId: String): FileEntity? =
         fileDao.getByResourceId(resourceId)
 

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/folderlist/FolderListScreen.kt

@@ -7,27 +7,28 @@ import android.provider.DocumentsContract
 import android.provider.OpenableColumns
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.BorderStroke
 import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 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.layout.width
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Add
-import androidx.compose.material.icons.filled.Folder
+import androidx.compose.material.icons.filled.InsertDriveFile
 import androidx.compose.material.icons.filled.Refresh
 import androidx.compose.material3.Button
 import androidx.compose.material3.Card
 import androidx.compose.material3.CardDefaults
-import androidx.compose.material3.CircularProgressIndicator
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
@@ -38,8 +39,8 @@ import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
-import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.font.FontWeight
@@ -49,16 +50,16 @@ import androidx.compose.ui.unit.dp
 import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.vaultdrop.mobile.R
-import com.vaultdrop.mobile.data.local.entity.FolderEntity
+import com.vaultdrop.mobile.data.local.entity.FileEntity
 import com.vaultdrop.mobile.ui.navigation.FloatingNavBar
 import com.vaultdrop.mobile.ui.navigation.NavTab
+import java.util.Locale
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun FolderListScreen(
     selectedTab: NavTab,
     onTabSelected: (NavTab) -> Unit,
-    onOpenFolder: (String) -> Unit,
     viewModel: FolderListViewModel = hiltViewModel(),
 ) {
     val uiState by viewModel.uiState.collectAsStateWithLifecycle()
@@ -99,7 +100,6 @@ fun FolderListScreen(
     ) { padding ->
         FolderListContent(
             uiState = uiState,
-            onOpenFolder = onOpenFolder,
             onAddFolder = { pickFolderLauncher.launch(null) },
             modifier = Modifier.padding(padding),
         )
@@ -124,82 +124,80 @@ private fun Uri.displayName(context: Context): String? = runCatching {
 @Composable
 private fun FolderListContent(
     uiState: FolderListUiState,
-    onOpenFolder: (String) -> Unit,
     onAddFolder: () -> Unit,
     modifier: Modifier = Modifier,
 ) {
-    Column(modifier = modifier.fillMaxSize()) {
+    LazyColumn(
+        modifier = modifier.fillMaxSize(),
+        contentPadding = PaddingValues(horizontal = 16.dp),
+    ) {
+        item(key = "actions") {
             Button(
                 onClick = onAddFolder,
                 enabled = !uiState.isScanning,
                 modifier = Modifier
                     .fillMaxWidth()
-                .padding(horizontal = 16.dp, vertical = 12.dp),
+                    .padding(top = 12.dp),
             ) {
                 Icon(Icons.Filled.Add, contentDescription = null)
                 Spacer(Modifier.width(8.dp))
                 Text(stringResource(R.string.add_folder))
             }
+        }
 
         if (uiState.isScanning) {
+            item(key = "scanning") {
                 LinearProgressIndicator(
                     modifier = Modifier
                         .fillMaxWidth()
-                    .padding(horizontal = 16.dp),
+                        .padding(top = 12.dp),
                 )
             }
+        }
 
         uiState.error?.let { error ->
+            item(key = "error") {
                 Text(
                     text = error,
                     style = MaterialTheme.typography.bodyMedium,
                     color = MaterialTheme.colorScheme.error,
-                textAlign = TextAlign.Center,
                     modifier = Modifier
                         .fillMaxWidth()
-                    .padding(horizontal = 16.dp),
+                        .padding(top = 12.dp),
                 )
             }
-
-        when {
-            uiState.folders.isEmpty() && uiState.isRefreshing -> {
-                Box(
-                    modifier = Modifier
-                        .weight(1f)
-                        .fillMaxWidth(),
-                    contentAlignment = Alignment.Center,
-                ) {
-                    CircularProgressIndicator()
-                }
         }
 
-            uiState.folders.isEmpty() -> {
-                Box(
-                    modifier = Modifier
-                        .weight(1f)
-                        .fillMaxWidth()
-                        .padding(24.dp),
-                    contentAlignment = Alignment.Center,
-                ) {
+        if (uiState.sections.isEmpty() && !uiState.isScanning) {
+            item(key = "empty") {
                 Text(
-                        text = stringResource(R.string.no_folders_yet),
+                    text = stringResource(R.string.no_files_yet),
                     style = MaterialTheme.typography.bodyLarge,
-                        textAlign = TextAlign.Center,
                     color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    textAlign = TextAlign.Center,
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(vertical = 32.dp),
                 )
             }
         }
 
-            else -> {
-                LazyColumn(
+        uiState.sections.forEach { section ->
+            item(key = "header-${section.dayKey}") {
+                SectionHeader(section.dayLabel)
+            }
+            items(section.rows, key = { it.key }) { row ->
+                Row(
                     modifier = Modifier
-                        .weight(1f)
-                        .fillMaxWidth(),
-                    contentPadding = PaddingValues(16.dp),
-                    verticalArrangement = Arrangement.spacedBy(12.dp),
+                        .fillMaxWidth()
+                        .padding(bottom = 12.dp),
+                    horizontalArrangement = Arrangement.spacedBy(12.dp),
                 ) {
-                    items(uiState.folders, key = { it.resourceId }) { folder ->
-                        FolderRow(folder, onClick = { onOpenFolder(folder.resourceId) })
+                    FileCard(file = row.left, modifier = Modifier.weight(1f))
+                    if (row.right != null) {
+                        FileCard(file = row.right, modifier = Modifier.weight(1f))
+                    } else {
+                        Spacer(Modifier.weight(1f))
                     }
                 }
             }
@@ -208,32 +206,61 @@ private fun FolderListContent(
 }
 
 @Composable
-private fun FolderRow(folder: FolderEntity, onClick: () -> Unit) {
+private fun SectionHeader(label: String) {
+    Text(
+        text = label,
+        style = MaterialTheme.typography.labelLarge,
+        fontWeight = FontWeight.SemiBold,
+        color = MaterialTheme.colorScheme.onSurfaceVariant,
+        modifier = Modifier.padding(top = 16.dp, bottom = 4.dp),
+    )
+}
+
+/** Carte fichier — miroir du `FileCard` de l'écran d'accueil JS (non cliquable). */
+@Composable
+private fun FileCard(file: FileEntity, modifier: Modifier = Modifier) {
     Card(
-        onClick = onClick,
-        colors = CardDefaults.cardColors(containerColor = MaterialTheme.colorScheme.surfaceVariant),
-        elevation = CardDefaults.cardElevation(defaultElevation = 1.dp),
-    ) {
-        Row(
-            modifier = Modifier
-                .fillMaxWidth()
-                .padding(16.dp),
-            verticalAlignment = Alignment.CenterVertically,
-            horizontalArrangement = Arrangement.spacedBy(12.dp),
+        colors = CardDefaults.cardColors(containerColor = Color(0xFFF7F8FA)),
+        elevation = CardDefaults.cardElevation(defaultElevation = 0.dp),
+        border = BorderStroke(1.dp, Color(0xFFEAEAEA)),
+        shape = RoundedCornerShape(10.dp),
+        modifier = modifier,
     ) {
+        Column(modifier = Modifier.padding(12.dp)) {
             Icon(
-                imageVector = Icons.Filled.Folder,
+                imageVector = Icons.Filled.InsertDriveFile,
                 contentDescription = null,
                 tint = MaterialTheme.colorScheme.primary,
-                modifier = Modifier.size(28.dp),
+                modifier = Modifier.size(36.dp),
             )
+            Spacer(Modifier.height(8.dp))
             Text(
-                text = folder.name,
-                style = MaterialTheme.typography.titleMedium,
-                maxLines = 1,
-                overflow = TextOverflow.Ellipsis,
+                text = file.name,
+                style = MaterialTheme.typography.bodyLarge,
                 fontWeight = FontWeight.Medium,
+                maxLines = 2,
+                overflow = TextOverflow.Ellipsis,
+            )
+            Spacer(Modifier.height(4.dp))
+            Text(
+                text = formatSize(file.size),
+                style = MaterialTheme.typography.labelMedium,
+                color = MaterialTheme.colorScheme.onSurfaceVariant,
             )
         }
     }
 }
+
+/** Miroir de `formatSize` (app/index.tsx). */
+@Composable
+private fun formatSize(bytes: Long): String {
+    if (bytes < 1_024) {
+        return "$bytes ${stringResource(R.string.unit_bytes)}"
+    }
+    if (bytes < 1_024 * 1_024) {
+        val kb = bytes / 1_024f
+        return String.format(Locale.getDefault(), "%.1f %s", kb, stringResource(R.string.unit_kilobytes))
+    }
+    val mb = bytes / (1_024f * 1_024f)
+    return String.format(Locale.getDefault(), "%.1f %s", mb, stringResource(R.string.unit_megabytes))
+}

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/folderlist/FolderListUiState.kt

@@ -1,9 +1,24 @@
 package com.vaultdrop.mobile.ui.folderlist
 
-import com.vaultdrop.mobile.data.local.entity.FolderEntity
+import com.vaultdrop.mobile.data.local.entity.FileEntity
+
+/** Section d'un jour dans la grille d'accueil — miroir de `FileSection` (app/index.tsx). */
+data class FileSection(
+    /** Début du jour en millis (fuseau local) — clé stable de la section. */
+    val dayKey: Long,
+    val dayLabel: String,
+    val rows: List<FilePair>,
+)
+
+/** Rangée de grille : 2 cartes maximum, la droite est facultative. */
+data class FilePair(
+    val key: String,
+    val left: FileEntity,
+    val right: FileEntity? = null,
+)
 
 data class FolderListUiState(
-    val folders: List<FolderEntity> = emptyList(),
+    val sections: List<FileSection> = emptyList(),
     val isRefreshing: Boolean = false,
     /** true pendant l'exploration SAF d'une racine (marche récursive en cours). */
     val isScanning: Boolean = false,

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/folderlist/FolderListViewModel.kt

@@ -3,7 +3,9 @@ package com.vaultdrop.mobile.ui.folderlist
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.vaultdrop.mobile.auth.TokenProvider
+import com.vaultdrop.mobile.data.local.entity.FileEntity
 import com.vaultdrop.mobile.data.remote.ApiException
+import com.vaultdrop.mobile.data.repository.FileRepository
 import com.vaultdrop.mobile.data.repository.FolderRepository
 import com.vaultdrop.mobile.data.repository.SaveFolderInput
 import com.vaultdrop.mobile.features.sync.DeviceSync
@@ -14,11 +16,17 @@ import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import timber.log.Timber
+import java.time.Instant
+import java.time.ZoneId
+import java.time.format.DateTimeFormatter
+import java.time.format.FormatStyle
+import java.util.Locale
 import javax.inject.Inject
 
 @HiltViewModel
 class FolderListViewModel @Inject constructor(
     private val folderRepository: FolderRepository,
+    private val fileRepository: FileRepository,
     private val tokenProvider: TokenProvider,
     private val deviceSync: DeviceSync,
 ) : ViewModel() {
@@ -27,18 +35,50 @@ class FolderListViewModel @Inject constructor(
     val uiState: StateFlow<FolderListUiState> = _uiState.asStateFlow()
 
     init {
-        observeFolders()
+        observeFiles()
         refresh()
     }
 
-    private fun observeFolders() {
+    /** Grille d'accueil : tous les fichiers visibles, groupés par jour (addedAt). */
+    private fun observeFiles() {
         viewModelScope.launch {
-            folderRepository.observeRootFolders().collect { folders ->
-                _uiState.update { it.copy(folders = folders) }
+            fileRepository.observeAllVisible().collect { files ->
+                _uiState.update { it.copy(sections = groupFilesByDay(files)) }
             }
         }
     }
 
+    /** Miroir de `groupFilesByDay` (app/index.tsx) : sections triées du plus récent
+     *  au plus vieux, fichiers d'un jour triés par date décroissante, en paires. */
+    private fun groupFilesByDay(files: List<FileEntity>): List<FileSection> {
+        val zone = ZoneId.systemDefault()
+        return files
+            .groupBy { startOfDay(it.addedAt, zone) }
+            .entries
+            .sortedByDescending { it.key }
+            .map { (day, list) ->
+                val rows = list.sortedByDescending { it.addedAt }
+                    .chunked(2)
+                    .map { pair ->
+                        FilePair(
+                            key = pair.joinToString { it.resourceId },
+                            left = pair[0],
+                            right = pair.getOrNull(1),
+                        )
+                    }
+                FileSection(dayKey = day, dayLabel = formatDayLabel(day, zone), rows = rows)
+            }
+    }
+
+    private fun startOfDay(millis: Long, zone: ZoneId): Long =
+        Instant.ofEpochMilli(millis).atZone(zone).toLocalDate()
+            .atStartOfDay(zone).toInstant().toEpochMilli()
+
+    private fun formatDayLabel(millis: Long, zone: ZoneId): String =
+        DateTimeFormatter.ofLocalizedDate(FormatStyle.MEDIUM)
+            .withLocale(Locale.getDefault())
+            .format(Instant.ofEpochMilli(millis).atZone(zone).toLocalDate())
+
     fun refresh() {
         viewModelScope.launch {
             // Sans token → mode local : on ne tient pas de GET /files/folders.

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/navigation/NavGraph.kt

@@ -54,7 +54,6 @@ fun NavGraph() {
             FolderListScreen(
                 selectedTab = selectedTab,
                 onTabSelected = onTabSelected,
-                onOpenFolder = { id -> navController.navigate(Routes.folder(id)) },
             )
         }
         composable(Routes.SEARCH) {