Change bottom bar navigation and make space for new order

app/src/main/java/eu/gaudian/translator/view/Navigation.kt

@@ -60,9 +60,9 @@ fun AppNavHost(
     val mainTabRoutes = setOf(
         Screen.Home.route,
         Screen.Translation.route,
-        "main_dictionary",
+        Screen.Vocabulary.route,
-        "main_vocabulary",
+        Screen.Dictionary.route,
-        "main_exercise",
+        Screen.Exercises.route,
         SettingsRoutes.LIST
     )
 

app/src/main/java/eu/gaudian/translator/view/composable/BottomNavigationBar.kt

@@ -11,20 +11,33 @@ import androidx.compose.animation.core.spring
 import androidx.compose.animation.slideInVertically
 import androidx.compose.animation.slideOutVertically
 import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.navigationBars
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
+import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.ModalBottomSheet
 import androidx.compose.material3.NavigationBar
 import androidx.compose.material3.NavigationBarItem
 import androidx.compose.material3.NavigationBarItemDefaults
 import androidx.compose.material3.Text
+import androidx.compose.material3.rememberModalBottomSheetState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.scale
@@ -41,6 +54,7 @@ import androidx.navigation.NavDestination.Companion.hierarchy
 import eu.gaudian.translator.R
 import eu.gaudian.translator.ui.theme.ThemePreviews
 import eu.gaudian.translator.view.LocalShowExperimentalFeatures
+import kotlinx.coroutines.launch
 
 sealed class Screen(
     val route: String,
@@ -50,33 +64,39 @@ sealed class Screen(
 ) {
     object Home : Screen("home", R.string.label_home, AppIcons.Home, AppIcons.Home)
     object Translation : Screen("translation", R.string.label_translation, AppIcons.TranslateFilled, AppIcons.TranslateOutlined)
-    object Dictionary : Screen("dictionary", R.string.label_dictionary, AppIcons.DictionaryFilled, AppIcons.DictionaryOutlined)
-    object Exercises : Screen("exercises", R.string.label_exercises, AppIcons.DictionaryFilled, AppIcons.DictionaryOutlined)
     object Vocabulary : Screen("vocabulary", R.string.label_vocabulary, AppIcons.VocabularyFilled, AppIcons.VocabularyOutlined)
     object Settings : Screen("settings", R.string.title_settings, AppIcons.SettingsFilled, AppIcons.SettingsOutlined)
+    object More : Screen("more", R.string.label_more, AppIcons.MoreVert, AppIcons.MoreVert)
+    object Dictionary : Screen("dictionary", R.string.label_dictionary, AppIcons.DictionaryFilled, AppIcons.DictionaryOutlined)
+    object Exercises : Screen("exercises", R.string.label_exercises, AppIcons.DictionaryFilled, AppIcons.DictionaryOutlined)
 
     companion object {
         fun getAllScreens(showExperimental: Boolean = false): List<Screen> {
-            val screens = mutableListOf(Home, Translation, Dictionary, Vocabulary, Settings)
+            return listOf(Home, Vocabulary)
-            if (showExperimental) {
-                screens.add(3, Exercises)
         }
-            return screens
+
+        fun getMoreMenuItems(showExperimental: Boolean = false): List<Screen> {
+            val items = mutableListOf<Screen>()
+            items.add(Translation)
+            items.add(Dictionary)
+            items.add(Settings)
+            if (showExperimental) {
+                items.add(Exercises)
+            }
+            return items
         }
 
         @Composable
         fun fromDestination(destination: NavDestination?): Screen {
             val showExperimental = LocalShowExperimentalFeatures.current
-            return getAllScreens(showExperimental).find { screen ->
+            val allScreens = getAllScreens(showExperimental) + getMoreMenuItems(showExperimental) + More
+            return allScreens.find { screen ->
                 destination?.hierarchy?.any { it.route == screen.route } == true
             } ?: Home
         }
     }
 }
 
-/**
- * A modernized Material 3 bottom navigation bar with spring animations and haptic feedback.
- */
 @SuppressLint("UnusedBoxWithConstraintsScope")
 @Composable
 fun BottomNavigationBar(
@@ -88,7 +108,11 @@ fun BottomNavigationBar(
 ) {
     val showExperimental = LocalShowExperimentalFeatures.current
     val screens = remember(showExperimental) { Screen.getAllScreens(showExperimental) }
+    val moreScreen = remember { Screen.More }
     val haptic = LocalHapticFeedback.current
+    var showMoreMenu by remember { mutableStateOf(false) }
+    val sheetState = rememberModalBottomSheetState(skipPartiallyExpanded = true)
+    val scope = rememberCoroutineScope()
 
     AnimatedVisibility(
         visible = isVisible,
@@ -101,7 +125,6 @@ fun BottomNavigationBar(
             targetOffsetY = { it }
         )
     ) {
-
         val baseHeight = if (showLabels) 80.dp else 56.dp
         val density = LocalDensity.current
         val navBarDp = with(density) { WindowInsets.navigationBars.getBottom(this).toDp() }
@@ -109,16 +132,15 @@ fun BottomNavigationBar(
 
         NavigationBar(
             modifier = modifier.height(height),
-            containerColor = MaterialTheme.colorScheme.surface, // Cleaner look than surfaceVariant
+            containerColor = MaterialTheme.colorScheme.surface,
-            tonalElevation = 8.dp, // Slight elevation for depth
+            tonalElevation = 8.dp,
         ) {
             screens.forEach { screen ->
                 val isSelected = screen == selectedItem
                 val title = stringResource(id = screen.title)
 
-                // 1. Spring Animation for the Icon Scale
                 val scale by animateFloatAsState(
-                    targetValue = if (isSelected) 1.2f else 1.0f, // Subtle pop effect
+                    targetValue = if (isSelected) 1.2f else 1.0f,
                     animationSpec = spring(
                         dampingRatio = Spring.DampingRatioMediumBouncy,
                         stiffness = Spring.StiffnessLow
@@ -129,10 +151,8 @@ fun BottomNavigationBar(
                 NavigationBarItem(
                     selected = isSelected,
                     onClick = {
-                        if (!isSelected) {
+                        haptic.performHapticFeedback(HapticFeedbackType.LongPress)
-                            haptic.performHapticFeedback(HapticFeedbackType.LongPress) // 2. Tactile feedback
                         onItemSelected(screen)
-                        }
                     },
                     label = if (showLabels) {
                         {
@@ -146,12 +166,11 @@ fun BottomNavigationBar(
                         }
                     } else null,
                     icon = {
-                        // 3. Crossfade between Outlined and Filled icons
                         Crossfade(targetState = isSelected, label = "iconFade") { selected ->
                             Icon(
                                 imageVector = if (selected) screen.selectedIcon else screen.unselectedIcon,
                                 contentDescription = title,
-                                modifier = Modifier.scale(scale) // Apply the spring scale
+                                modifier = Modifier.scale(scale)
                             )
                         }
                     },
@@ -164,7 +183,126 @@ fun BottomNavigationBar(
                     )
                 )
             }
+
+            // More menu item
+            val moreSelected = selectedItem is Screen.More || 
+                Screen.getMoreMenuItems(showExperimental).contains(selectedItem)
+            val moreTitle = stringResource(R.string.label_more)
+            val moreScale by animateFloatAsState(
+                targetValue = if (moreSelected) 1.2f else 1.0f,
+                animationSpec = spring(
+                    dampingRatio = Spring.DampingRatioMediumBouncy,
+                    stiffness = Spring.StiffnessLow
+                ),
+                label = "moreIconScale"
+            )
+
+            NavigationBarItem(
+                selected = moreSelected,
+                onClick = {
+                    haptic.performHapticFeedback(HapticFeedbackType.LongPress)
+                    showMoreMenu = true
+                },
+                label = if (showLabels) {
+                    {
+                        Text(
+                            text = moreTitle,
+                            maxLines = 1,
+                            fontSize = 10.sp,
+                            fontWeight = if (moreSelected) FontWeight.Bold else FontWeight.Normal,
+                            color = if(moreSelected) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.onSurfaceVariant
+                        )
                     }
+                } else null,
+                icon = {
+                    Icon(
+                        imageVector = moreScreen.selectedIcon,
+                        contentDescription = moreTitle,
+                        modifier = Modifier.scale(moreScale)
+                    )
+                },
+                colors = NavigationBarItemDefaults.colors(
+                    indicatorColor = MaterialTheme.colorScheme.primaryContainer,
+                    selectedIconColor = MaterialTheme.colorScheme.onPrimaryContainer,
+                    selectedTextColor = MaterialTheme.colorScheme.primary,
+                    unselectedIconColor = MaterialTheme.colorScheme.onSurfaceVariant,
+                    unselectedTextColor = MaterialTheme.colorScheme.onSurfaceVariant
+                )
+            )
+        }
+    }
+
+    // Modal Bottom Sheet for More menu
+    if (showMoreMenu) {
+        ModalBottomSheet(
+            onDismissRequest = { showMoreMenu = false },
+            sheetState = sheetState
+        ) {
+            MoreBottomSheetContent(
+                showExperimental = showExperimental,
+                onItemSelected = { screen ->
+                    scope.launch {
+                        sheetState.hide()
+                        showMoreMenu = false
+                        onItemSelected(screen)
+                    }
+                }
+            )
+        }
+    }
+}
+
+@Composable
+private fun MoreBottomSheetContent(
+    showExperimental: Boolean,
+    onItemSelected: (Screen) -> Unit
+) {
+    val moreItems = remember(showExperimental) { Screen.getMoreMenuItems(showExperimental) }
+
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(bottom = 32.dp)
+    ) {
+        Text(
+            text = stringResource(R.string.label_more),
+            style = MaterialTheme.typography.titleLarge,
+            modifier = Modifier.padding(horizontal = 24.dp, vertical = 16.dp)
+        )
+
+        HorizontalDivider()
+
+        moreItems.forEach { screen ->
+            MoreMenuItem(
+                screen = screen,
+                onClick = { onItemSelected(screen) }
+            )
+        }
+    }
+}
+
+@Composable
+private fun MoreMenuItem(
+    screen: Screen,
+    onClick: () -> Unit
+) {
+    Row(
+        modifier = Modifier
+            .fillMaxWidth()
+            .clickable(onClick = onClick)
+            .padding(horizontal = 24.dp, vertical = 16.dp),
+        verticalAlignment = Alignment.CenterVertically
+    ) {
+        Icon(
+            imageVector = screen.selectedIcon,
+            contentDescription = null,
+            tint = MaterialTheme.colorScheme.primary
+        )
+        Spacer(modifier = Modifier.width(16.dp))
+        Text(
+            text = stringResource(screen.title),
+            style = MaterialTheme.typography.bodyLarge
+        )
     }
 }
 

app/src/main/java/eu/gaudian/translator/view/home/HomeScreen.kt

@@ -21,9 +21,9 @@ import androidx.compose.material.icons.filled.AddCircle
 import androidx.compose.material.icons.filled.CheckCircle
 import androidx.compose.material.icons.filled.ChevronRight
 import androidx.compose.material.icons.filled.LocalFireDepartment
-import androidx.compose.material.icons.filled.Notifications
 import androidx.compose.material.icons.filled.Person
 import androidx.compose.material.icons.filled.Psychology
+import androidx.compose.material.icons.filled.Settings
 import androidx.compose.material.icons.filled.TrendingUp
 import androidx.compose.material3.Card
 import androidx.compose.material3.CardDefaults
@@ -42,6 +42,7 @@ import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import androidx.navigation.NavHostController
+import eu.gaudian.translator.view.composable.Screen
 
 @Composable
 fun HomeScreen(
@@ -60,7 +61,7 @@ fun HomeScreen(
                 .padding(horizontal = 20.dp, vertical = 24.dp),
             verticalArrangement = Arrangement.spacedBy(20.dp)
         ) {
-            item { TopProfileSection() }
+            item { TopProfileSection(navController = navController) }
             item { StreakAndGoalSection() }
             item {
                 ActionCard(
@@ -90,7 +91,7 @@ fun HomeScreen(
 }
 
 @Composable
-fun TopProfileSection() {
+fun TopProfileSection(navController: NavHostController) {
     Row(
         verticalAlignment = Alignment.CenterVertically,
         modifier = Modifier.fillMaxWidth()
@@ -123,14 +124,14 @@ fun TopProfileSection() {
         }
 
         IconButton(
-            onClick = { /* TODO: Open notifications */ },
+            onClick = { navController.navigate(Screen.Settings.route) },
             modifier = Modifier
                 .clip(CircleShape)
                 .background(MaterialTheme.colorScheme.surfaceVariant)
         ) {
             Icon(
-                imageVector = Icons.Default.Notifications,
+                imageVector = Icons.Default.Settings,
-                contentDescription = "Notifications",
+                contentDescription = "Settings",
                 tint = MaterialTheme.colorScheme.onSurfaceVariant
             )
         }