icones distinctes par categorie de document

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/components/FileCategoryIcon.kt

@@ -0,0 +1,70 @@
+package com.vaultdrop.mobile.ui.components
+
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Description
+import androidx.compose.material.icons.filled.Image
+import androidx.compose.material.icons.filled.InsertDriveFile
+import androidx.compose.material.icons.filled.Movie
+import androidx.compose.material.icons.filled.MusicNote
+import androidx.compose.material.icons.filled.PictureAsPdf
+import androidx.compose.material.icons.filled.TextSnippet
+import androidx.compose.material3.Icon
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.unit.Dp
+import com.vaultdrop.mobile.data.local.entity.FileEntity
+import com.vaultdrop.mobile.domain.FileCategory
+import com.vaultdrop.mobile.domain.computeCategory
+
+/** Pictogramme dédié à chaque catégorie de document. */
+val FileCategory.icon: ImageVector
+    get() = when (this) {
+        FileCategory.PDF -> Icons.Filled.PictureAsPdf
+        FileCategory.OFFICE -> Icons.Filled.Description
+        FileCategory.IMAGE -> Icons.Filled.Image
+        FileCategory.TEXT -> Icons.Filled.TextSnippet
+        FileCategory.VIDEO -> Icons.Filled.Movie
+        FileCategory.AUDIO -> Icons.Filled.MusicNote
+        FileCategory.OTHER -> Icons.Filled.InsertDriveFile
+    }
+
+/** Teinte dédiée à chaque catégorie de document. */
+val FileCategory.color: Color
+    get() = when (this) {
+        FileCategory.PDF -> Color(0xFFD32F2F)
+        FileCategory.OFFICE -> Color(0xFF1565C0)
+        FileCategory.IMAGE -> Color(0xFF2E7D32)
+        FileCategory.TEXT -> Color(0xFF546E7A)
+        FileCategory.VIDEO -> Color(0xFF6A1B9A)
+        FileCategory.AUDIO -> Color(0xFFAD1457)
+        FileCategory.OTHER -> Color(0xFF757575)
+    }
+
+/**
+ * Catégorie d'un fichier : valeur stockée (`category`, colonne ajoutée en v4)
+ * sinon recalculée depuis le MIME / l'extension — couvre les enregistrements
+ * antérieurs où la colonne est NULL.
+ */
+fun FileEntity.categoryValue(): FileCategory {
+    val stored = category?.let { runCatching { FileCategory.valueOf(it) }.getOrNull() }
+    return stored ?: computeCategory(mimeType, extension)
+}
+
+/** Icône de catégorie d'un fichier — pictogramme + teinte dédiée. */
+@Composable
+fun FileCategoryIcon(
+    file: FileEntity,
+    size: Dp,
+    modifier: Modifier = Modifier,
+) {
+    val category = file.categoryValue()
+    Icon(
+        imageVector = category.icon,
+        contentDescription = null,
+        tint = category.color,
+        modifier = modifier.size(size),
+    )
+}

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/document/DocumentViewerScreen.kt

@@ -11,13 +11,11 @@ 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.pager.HorizontalPager
 import androidx.compose.foundation.pager.rememberPagerState
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.ArrowBack
-import androidx.compose.material.icons.filled.InsertDriveFile
 import androidx.compose.material3.Card
 import androidx.compose.material3.CardDefaults
 import androidx.compose.material3.ExperimentalMaterial3Api
@@ -43,6 +41,7 @@ import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.vaultdrop.mobile.R
 import com.vaultdrop.mobile.data.local.entity.FileEntity
+import com.vaultdrop.mobile.ui.components.FileCategoryIcon
 import java.time.Instant
 import java.time.ZoneId
 import java.time.format.DateTimeFormatter
@@ -127,12 +126,7 @@ private fun DocumentViewerPage(file: FileEntity, modifier: Modifier = Modifier)
             contentAlignment = Alignment.Center,
         ) {
             Column(horizontalAlignment = Alignment.CenterHorizontally) {
-                Icon(
-                    imageVector = Icons.Filled.InsertDriveFile,
-                    contentDescription = null,
-                    tint = MaterialTheme.colorScheme.onSurfaceVariant,
-                    modifier = Modifier.size(64.dp),
-                )
+                FileCategoryIcon(file = file, size = 64.dp)
                 Spacer(Modifier.height(8.dp))
                 Text(
                     text = stringResource(R.string.document_reader_coming),

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/folderdetail/FolderDetailScreen.kt

@@ -13,7 +13,6 @@ import androidx.compose.foundation.lazy.items
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.ArrowBack
 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.Card
 import androidx.compose.material3.CardDefaults
@@ -38,6 +37,7 @@ import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.vaultdrop.mobile.R
 import com.vaultdrop.mobile.data.local.entity.FileEntity
 import com.vaultdrop.mobile.data.local.entity.FolderEntity
+import com.vaultdrop.mobile.ui.components.FileCategoryIcon
 import java.util.Locale
 
 @OptIn(ExperimentalMaterial3Api::class)
@@ -192,12 +192,7 @@ private fun FileRow(file: FileEntity, onClick: () -> Unit) {
             verticalAlignment = Alignment.CenterVertically,
             horizontalArrangement = Arrangement.spacedBy(12.dp),
         ) {
-            Icon(
-                imageVector = Icons.Filled.InsertDriveFile,
-                contentDescription = null,
-                tint = MaterialTheme.colorScheme.onSurfaceVariant,
-                modifier = Modifier.size(24.dp),
-            )
+            FileCategoryIcon(file = file, size = 24.dp)
             Column(modifier = Modifier.weight(1f)) {
                 Text(
                     text = file.name,

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

@@ -17,14 +17,12 @@ 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.InsertDriveFile
 import androidx.compose.material.icons.filled.Refresh
 import androidx.compose.material3.Button
 import androidx.compose.material3.Card
@@ -52,6 +50,7 @@ import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.vaultdrop.mobile.R
 import com.vaultdrop.mobile.data.local.entity.FileEntity
 import com.vaultdrop.mobile.features.sync.SyncViewModel
+import com.vaultdrop.mobile.ui.components.FileCategoryIcon
 import com.vaultdrop.mobile.ui.navigation.FloatingNavBar
 import com.vaultdrop.mobile.ui.navigation.NavTab
 import java.util.Locale
@@ -246,12 +245,7 @@ private fun FileCard(file: FileEntity, onClick: () -> Unit, modifier: Modifier =
         modifier = modifier,
     ) {
         Column(modifier = Modifier.padding(12.dp)) {
-            Icon(
-                imageVector = Icons.Filled.InsertDriveFile,
-                contentDescription = null,
-                tint = MaterialTheme.colorScheme.primary,
-                modifier = Modifier.size(36.dp),
-            )
+            FileCategoryIcon(file = file, size = 36.dp)
             Spacer(Modifier.height(8.dp))
             Text(
                 text = file.name,

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/search/SearchScreen.kt

@@ -11,14 +11,12 @@ 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.LazyRow
 import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.InsertDriveFile
 import androidx.compose.material.icons.filled.Search
 import androidx.compose.material3.Card
 import androidx.compose.material3.CardDefaults
@@ -46,6 +44,9 @@ import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.vaultdrop.mobile.R
 import com.vaultdrop.mobile.data.local.entity.FileEntity
 import com.vaultdrop.mobile.domain.FileCategory
+import com.vaultdrop.mobile.ui.components.FileCategoryIcon
+import com.vaultdrop.mobile.ui.components.color
+import com.vaultdrop.mobile.ui.components.icon
 import com.vaultdrop.mobile.ui.navigation.FloatingNavBar
 import com.vaultdrop.mobile.ui.navigation.NavTab
 import java.util.Locale
@@ -118,6 +119,7 @@ private fun SearchContent(
                     label = categoryLabel(category),
                     selected = uiState.selectedCategory == category.dbValue,
                     onClick = { onCategorySelect(category.dbValue) },
+                    category = category,
                 )
             }
         }
@@ -135,11 +137,21 @@ private fun CategoryChip(
     label: String,
     selected: Boolean,
     onClick: () -> Unit,
+    category: FileCategory? = null,
 ) {
     FilterChip(
         selected = selected,
         onClick = onClick,
         label = { Text(label) },
+        leadingIcon = category?.let { cat ->
+            {
+                Icon(
+                    imageVector = cat.icon,
+                    contentDescription = null,
+                    tint = cat.color,
+                )
+            }
+        },
         colors = FilterChipDefaults.filterChipColors(
             containerColor = Color(0xFFF7F8FA),
         ),
@@ -227,12 +239,7 @@ private fun SearchResultCard(file: FileEntity, onClick: () -> Unit, modifier: Mo
             modifier = Modifier.padding(12.dp),
             verticalAlignment = Alignment.CenterVertically,
         ) {
-            Icon(
-                imageVector = Icons.Filled.InsertDriveFile,
-                contentDescription = null,
-                tint = MaterialTheme.colorScheme.primary,
-                modifier = Modifier.size(28.dp),
-            )
+            FileCategoryIcon(file = file, size = 28.dp)
             Spacer(Modifier.width(12.dp))
             Column(modifier = Modifier.weight(1f)) {
                 Text(