navbar

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

@@ -36,10 +36,14 @@ 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.ui.navigation.FloatingNavBar
+import com.vaultdrop.mobile.ui.navigation.NavTab
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun FolderListScreen(
+    selectedTab: NavTab,
+    onTabSelected: (NavTab) -> Unit,
     onOpenFolder: (String) -> Unit,
     viewModel: FolderListViewModel = hiltViewModel(),
 ) {
@@ -56,6 +60,9 @@ fun FolderListScreen(
                 },
             )
         },
+        bottomBar = {
+            FloatingNavBar(selected = selectedTab, onSelect = onTabSelected)
+        },
     ) { padding ->
         FolderListContent(
             uiState = uiState,

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

@@ -0,0 +1,121 @@
+@file:OptIn(ExperimentalMaterial3Api::class)
+
+package com.vaultdrop.mobile.ui.navigation
+
+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.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.widthIn
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Folder
+import androidx.compose.material.icons.filled.Search
+import androidx.compose.material.icons.filled.Settings
+import androidx.compose.material.icons.outlined.Folder
+import androidx.compose.material.icons.outlined.Search
+import androidx.compose.material.icons.outlined.Settings
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.vaultdrop.mobile.R
+
+enum class NavTab(val route: String) {
+    FILES(Routes.FILES),
+    SEARCH(Routes.SEARCH),
+    SETTINGS(Routes.SETTINGS),
+}
+
+private data class TabItem(
+    val tab: NavTab,
+    val filled: ImageVector,
+    val outlined: ImageVector,
+    val labelRes: Int,
+)
+
+private val TAB_ITEMS = listOf(
+    TabItem(NavTab.FILES, Icons.Filled.Folder, Icons.Outlined.Folder, R.string.nav_files),
+    TabItem(NavTab.SEARCH, Icons.Filled.Search, Icons.Outlined.Search, R.string.nav_search),
+    TabItem(NavTab.SETTINGS, Icons.Filled.Settings, Icons.Outlined.Settings, R.string.nav_settings),
+)
+
+@Composable
+fun FloatingNavBar(
+    selected: NavTab,
+    onSelect: (NavTab) -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    Box(
+        modifier = modifier
+            .fillMaxWidth()
+            .padding(start = 20.dp, end = 20.dp, bottom = 16.dp),
+        contentAlignment = Alignment.Center,
+    ) {
+        Surface(
+            shape = RoundedCornerShape(30.dp),
+            color = MaterialTheme.colorScheme.surface,
+            shadowElevation = 8.dp,
+            modifier = Modifier.widthIn(max = 400.dp).fillMaxWidth(),
+        ) {
+            Row(
+                modifier = Modifier.padding(vertical = 8.dp, horizontal = 8.dp),
+                horizontalArrangement = Arrangement.spacedBy(8.dp),
+                verticalAlignment = Alignment.CenterVertically,
+            ) {
+                TAB_ITEMS.forEach { item ->
+                    val isActive = item.tab == selected
+                    val icon = if (isActive) item.filled else item.outlined
+                    val tint = if (isActive) MaterialTheme.colorScheme.primary
+                    else MaterialTheme.colorScheme.onSurfaceVariant
+
+                    Surface(
+                        onClick = { onSelect(item.tab) },
+                        shape = RoundedCornerShape(20.dp),
+                        color = if (isActive) MaterialTheme.colorScheme.primaryContainer
+                        else MaterialTheme.colorScheme.surface,
+                        modifier = Modifier.weight(1f),
+                    ) {
+                        Box(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(vertical = 6.dp),
+                            contentAlignment = Alignment.Center,
+                        ) {
+                            Column(horizontalAlignment = Alignment.CenterHorizontally) {
+                                Icon(
+                                    imageVector = icon,
+                                    contentDescription = null,
+                                    tint = tint,
+                                    modifier = Modifier.size(22.dp),
+                                )
+                                Text(
+                                    text = stringResource(item.labelRes),
+                                    color = tint,
+                                    fontSize = 11.sp,
+                                    maxLines = 1,
+                                    overflow = TextOverflow.Ellipsis,
+                                    fontWeight = if (isActive) FontWeight.Bold else FontWeight.Medium,
+                                    modifier = Modifier.padding(top = 2.dp),
+                                )
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

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

@@ -1,34 +1,74 @@
 package com.vaultdrop.mobile.ui.navigation
 
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
 import androidx.navigation.NavType
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
+import androidx.navigation.compose.currentBackStackEntryAsState
 import androidx.navigation.compose.rememberNavController
 import androidx.navigation.navArgument
 import com.vaultdrop.mobile.ui.folderdetail.FolderDetailScreen
 import com.vaultdrop.mobile.ui.folderlist.FolderListScreen
+import com.vaultdrop.mobile.ui.search.SearchScreen
+import com.vaultdrop.mobile.ui.settings.SettingsScreen
 
 object Routes {
     const val FILES = "files"
+    const val SEARCH = "search"
+    const val SETTINGS = "settings"
     const val FOLDER_DETAIL = "folder/{folderResourceId}"
     const val ARG_FOLDER = "folderResourceId"
 
     fun folder(folderResourceId: String): String = "folder/$folderResourceId"
 }
 
+private fun String?.toNavTab(): NavTab = when (this) {
+    Routes.FILES -> NavTab.FILES
+    Routes.SEARCH -> NavTab.SEARCH
+    Routes.SETTINGS -> NavTab.SETTINGS
+    else -> NavTab.FILES
+}
+
 @Composable
 fun NavGraph() {
     val navController = rememberNavController()
+
+    val backStackEntry by navController.currentBackStackEntryAsState()
+    val selectedTab = backStackEntry?.destination?.route.toNavTab()
+
+    val onTabSelected: (NavTab) -> Unit = { tab ->
+        if (tab.route != selectedTab.route) {
+            navController.navigate(tab.route) {
+                popUpTo(Routes.FILES) { inclusive = true }
+                launchSingleTop = true
+            }
+        }
+    }
+
     NavHost(
         navController = navController,
         startDestination = Routes.FILES,
     ) {
         composable(Routes.FILES) {
             FolderListScreen(
+                selectedTab = selectedTab,
+                onTabSelected = onTabSelected,
                 onOpenFolder = { id -> navController.navigate(Routes.folder(id)) },
             )
         }
+        composable(Routes.SEARCH) {
+            SearchScreen(
+                selectedTab = selectedTab,
+                onTabSelected = onTabSelected,
+            )
+        }
+        composable(Routes.SETTINGS) {
+            SettingsScreen(
+                selectedTab = selectedTab,
+                onTabSelected = onTabSelected,
+            )
+        }
         composable(
             route = Routes.FOLDER_DETAIL,
             arguments = listOf(

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

@@ -0,0 +1,42 @@
+package com.vaultdrop.mobile.ui.search
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TopAppBar
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextAlign
+import com.vaultdrop.mobile.R
+import com.vaultdrop.mobile.ui.navigation.FloatingNavBar
+import com.vaultdrop.mobile.ui.navigation.NavTab
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun SearchScreen(
+    selectedTab: NavTab,
+    onTabSelected: (NavTab) -> Unit,
+) {
+    Scaffold(
+        topBar = {
+            TopAppBar(title = { Text(stringResource(R.string.search)) })
+        },
+        bottomBar = {
+            FloatingNavBar(selected = selectedTab, onSelect = onTabSelected)
+        },
+    ) { padding ->
+        Box(
+            modifier = Modifier.fillMaxSize(),
+            contentAlignment = Alignment.Center,
+        ) {
+            Text(
+                text = stringResource(R.string.search),
+                textAlign = TextAlign.Center,
+            )
+        }
+    }
+}

mobile-kotlin/app/src/main/java/com/vaultdrop/mobile/ui/settings/SettingsScreen.kt

@@ -0,0 +1,42 @@
+package com.vaultdrop.mobile.ui.settings
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TopAppBar
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextAlign
+import com.vaultdrop.mobile.R
+import com.vaultdrop.mobile.ui.navigation.FloatingNavBar
+import com.vaultdrop.mobile.ui.navigation.NavTab
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun SettingsScreen(
+    selectedTab: NavTab,
+    onTabSelected: (NavTab) -> Unit,
+) {
+    Scaffold(
+        topBar = {
+            TopAppBar(title = { Text(stringResource(R.string.settings)) })
+        },
+        bottomBar = {
+            FloatingNavBar(selected = selectedTab, onSelect = onTabSelected)
+        },
+    ) { padding ->
+        Box(
+            modifier = Modifier.fillMaxSize(),
+            contentAlignment = Alignment.Center,
+        ) {
+            Text(
+                text = stringResource(R.string.settings),
+                textAlign = TextAlign.Center,
+            )
+        }
+    }
+}

mobile-kotlin/app/src/main/res/values-en/strings.xml

@@ -14,6 +14,13 @@
     <string name="refresh">Refresh</string>
     <string name="back">Back</string>
 
+    <!-- Navigation -->
+    <string name="nav_files">Files</string>
+    <string name="nav_search">Search</string>
+    <string name="nav_settings">Settings</string>
+    <string name="search">Search</string>
+    <string name="settings">Settings</string>
+
     <!-- Login -->
     <string name="login_title">Sign in</string>
     <string name="login_subtitle">Sign in to your account</string>

mobile-kotlin/app/src/main/res/values/strings.xml

@@ -15,6 +15,13 @@
     <string name="refresh">Actualiser</string>
     <string name="back">Retour</string>
 
+    <!-- Navigation -->
+    <string name="nav_files">Fichiers</string>
+    <string name="nav_search">Recherche</string>
+    <string name="nav_settings">Réglages</string>
+    <string name="search">Recherche</string>
+    <string name="settings">Réglages</string>
+
     <!-- Login -->
     <string name="login_title">Connexion</string>
     <string name="login_subtitle">Connecte-toi à ton compte</string>