refactor: replace NavigationDrawer with NavigationBar on HomeScreen

Converts the mobile home screen from a ModalNavigationDrawer to a
bottom NavigationBar with three tabs: Home, Libraries, and Downloads.

app/src/main/java/hu/bbara/purefin/app/home/HomePage.kt

@@ -2,31 +2,33 @@ package hu.bbara.purefin.app.home
 
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.width
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.outlined.Collections
+import androidx.compose.material.icons.outlined.Download
+import androidx.compose.material.icons.outlined.Home
 import androidx.compose.material.icons.outlined.Movie
 import androidx.compose.material.icons.outlined.Tv
-import androidx.compose.material3.DrawerValue
+import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.ModalDrawerSheet
+import androidx.compose.material3.NavigationBar
-import androidx.compose.material3.ModalNavigationDrawer
+import androidx.compose.material3.NavigationBarItem
 import androidx.compose.material3.Scaffold
-import androidx.compose.material3.rememberDrawerState
+import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
 import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.compose.LifecycleResumeEffect
+import hu.bbara.purefin.app.home.ui.DownloadsContent
 import hu.bbara.purefin.app.home.ui.HomeContent
-import hu.bbara.purefin.app.home.ui.HomeDrawerContent
-import hu.bbara.purefin.app.home.ui.HomeMockData
 import hu.bbara.purefin.app.home.ui.HomeNavItem
 import hu.bbara.purefin.app.home.ui.HomeTopBar
+import hu.bbara.purefin.app.home.ui.LibrariesContent
 import hu.bbara.purefin.feature.shared.home.HomePageViewModel
-import kotlinx.coroutines.launch
 import org.jellyfin.sdk.model.api.CollectionType
 
 @Composable
@@ -34,8 +36,7 @@ fun HomePage(
     viewModel: HomePageViewModel = hiltViewModel(),
     modifier: Modifier = Modifier
 ) {
-    val drawerState = rememberDrawerState(DrawerValue.Closed)
+    var selectedTab by remember { mutableIntStateOf(0) }
-    val coroutineScope = rememberCoroutineScope()
 
     val libraries = viewModel.libraries.collectAsState().value
     val isOfflineMode = viewModel.isOfflineMode.collectAsState().value
@@ -59,41 +60,41 @@ fun HomePage(
         onPauseOrDispose { }
     }
 
-    ModalNavigationDrawer(
-        drawerState = drawerState,
-        drawerContent = {
-            ModalDrawerSheet(
-                modifier = Modifier
-                    .width(280.dp)
-                    .fillMaxSize(),
-                drawerContainerColor = MaterialTheme.colorScheme.surface,
-                drawerContentColor = MaterialTheme.colorScheme.onBackground
-            ) {
-                HomeDrawerContent(
-                    title = "Jellyfin",
-                    subtitle = "Library Dashboard",
-                    primaryNavItems = libraryNavItems,
-                    secondaryNavItems = HomeMockData.secondaryNavItems,
-                    user = HomeMockData.user,
-                    onLibrarySelected = { item -> viewModel.onLibrarySelected(item.id, item.label) },
-                    onLogout = viewModel::logout
-                )
-            }
-        }
-    ) {
     Scaffold(
         modifier = modifier.fillMaxSize(),
         containerColor = MaterialTheme.colorScheme.background,
         contentColor = MaterialTheme.colorScheme.onBackground,
         topBar = {
             HomeTopBar(
-                    onMenuClick = { coroutineScope.launch { drawerState.open() } },
                 isOfflineMode = isOfflineMode,
                 onToggleOfflineMode = viewModel::toggleOfflineMode
             )
+        },
+        bottomBar = {
+            NavigationBar {
+                NavigationBarItem(
+                    selected = selectedTab == 0,
+                    onClick = { selectedTab = 0 },
+                    icon = { Icon(Icons.Outlined.Home, contentDescription = "Home") },
+                    label = { Text("Home") }
+                )
+                NavigationBarItem(
+                    selected = selectedTab == 1,
+                    onClick = { selectedTab = 1 },
+                    icon = { Icon(Icons.Outlined.Collections, contentDescription = "Libraries") },
+                    label = { Text("Libraries") }
+                )
+                NavigationBarItem(
+                    selected = selectedTab == 2,
+                    onClick = { selectedTab = 2 },
+                    icon = { Icon(Icons.Outlined.Download, contentDescription = "Downloads") },
+                    label = { Text("Downloads") }
+                )
+            }
         }
     ) { innerPadding ->
-            HomeContent(
+        when (selectedTab) {
+            0 -> HomeContent(
                 libraries = libraries,
                 libraryContent = latestLibraryContent.value,
                 continueWatching = continueWatching.value,
@@ -103,6 +104,14 @@ fun HomePage(
                 onEpisodeSelected = viewModel::onEpisodeSelected,
                 modifier = Modifier.padding(innerPadding)
             )
+            1 -> LibrariesContent(
+                items = libraryNavItems,
+                onLibrarySelected = { item -> viewModel.onLibrarySelected(item.id, item.label) },
+                modifier = Modifier.padding(innerPadding)
+            )
+            2 -> DownloadsContent(
+                modifier = Modifier.padding(innerPadding)
+            )
         }
     }
 }

app/src/main/java/hu/bbara/purefin/app/home/ui/DownloadsContent.kt

@@ -0,0 +1,39 @@
+package hu.bbara.purefin.app.home.ui
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Download
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+
+@Composable
+fun DownloadsContent(
+    modifier: Modifier = Modifier,
+) {
+    Column(
+        modifier = modifier.fillMaxSize(),
+        verticalArrangement = Arrangement.Center,
+        horizontalAlignment = Alignment.CenterHorizontally
+    ) {
+        Icon(
+            imageVector = Icons.Outlined.Download,
+            contentDescription = null,
+            modifier = Modifier.size(64.dp),
+            tint = MaterialTheme.colorScheme.onSurfaceVariant
+        )
+        Text(
+            text = "No downloads yet",
+            style = MaterialTheme.typography.titleMedium,
+            color = MaterialTheme.colorScheme.onSurfaceVariant,
+            modifier = Modifier
+        )
+    }
+}

app/src/main/java/hu/bbara/purefin/app/home/ui/HomeDrawer.kt

@@ -1,204 +0,0 @@
-package hu.bbara.purefin.app.home.ui
-
-import androidx.compose.foundation.background
-import androidx.compose.foundation.clickable
-import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Column
-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.padding
-import androidx.compose.foundation.layout.size
-import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.PlayArrow
-import androidx.compose.material.icons.outlined.Person
-import androidx.compose.material3.HorizontalDivider
-import androidx.compose.material3.Icon
-import androidx.compose.material3.MaterialTheme
-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.Color
-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
-
-@Composable
-fun HomeDrawerContent(
-    title: String,
-    subtitle: String,
-    primaryNavItems: List<HomeNavItem>,
-    secondaryNavItems: List<HomeNavItem>,
-    user: HomeUser,
-    onLibrarySelected: (HomeNavItem) -> Unit,
-    onLogout: () -> Unit,
-    modifier: Modifier = Modifier,
-) {
-    Column(modifier = modifier.fillMaxSize()) {
-        HomeDrawerHeader(
-            title = title,
-            subtitle = subtitle
-        )
-        HomeDrawerNav(
-            primaryItems = primaryNavItems,
-            secondaryItems = secondaryNavItems,
-            onLibrarySelected = onLibrarySelected
-        )
-        Spacer(modifier = Modifier.weight(1f))
-        HomeDrawerFooter(user = user, onLogout = onLogout)
-    }
-}
-
-@Composable
-fun HomeDrawerHeader(
-    title: String,
-    subtitle: String,
-    modifier: Modifier = Modifier
-) {
-    val scheme = MaterialTheme.colorScheme
-
-    Row(
-        modifier = modifier
-            .fillMaxWidth()
-            .padding(start = 24.dp, end = 16.dp, top = 24.dp, bottom = 20.dp),
-        verticalAlignment = Alignment.CenterVertically
-    ) {
-        Row(
-            modifier = Modifier
-                .size(40.dp)
-                .background(scheme.primary, RoundedCornerShape(12.dp)),
-            verticalAlignment = Alignment.CenterVertically,
-            horizontalArrangement = Arrangement.Center
-        ) {
-            Icon(
-                imageVector = Icons.Filled.PlayArrow,
-                contentDescription = "Play",
-                tint = scheme.onPrimary
-            )
-        }
-        Column(modifier = Modifier.padding(start = 12.dp)) {
-            Text(
-                text = title,
-                color = scheme.onBackground,
-                fontSize = 20.sp,
-                fontWeight = FontWeight.Bold
-            )
-            Text(
-                text = subtitle,
-                color = scheme.onSurfaceVariant,
-                fontSize = 12.sp
-            )
-        }
-    }
-    HorizontalDivider(color = scheme.onSurfaceVariant.copy(alpha = 0.2f))
-}
-
-@Composable
-fun HomeDrawerNav(
-    primaryItems: List<HomeNavItem>,
-    secondaryItems: List<HomeNavItem>,
-    onLibrarySelected: (HomeNavItem) -> Unit,
-    modifier: Modifier = Modifier,
-) {
-    Column(
-        modifier = modifier
-            .fillMaxWidth()
-            .padding(vertical = 16.dp)
-    ) {
-        primaryItems.forEach { item ->
-            HomeDrawerNavItem(item = item, onLibrarySelected = onLibrarySelected)
-        }
-        if (secondaryItems.isNotEmpty()) {
-            HorizontalDivider(
-                modifier = Modifier
-                    .padding(horizontal = 20.dp, vertical = 12.dp),
-                color = MaterialTheme.colorScheme.outlineVariant
-            )
-            secondaryItems.forEach { item ->
-                HomeDrawerNavItem(item = item, onLibrarySelected = onLibrarySelected)
-            }
-        }
-    }
-}
-
-@Composable
-fun HomeDrawerNavItem(
-    item: HomeNavItem,
-    modifier: Modifier = Modifier,
-    onLibrarySelected: (HomeNavItem) -> Unit
-) {
-    val scheme = MaterialTheme.colorScheme
-    val background = if (item.selected) scheme.primary.copy(alpha = 0.12f) else Color.Transparent
-    val tint = if (item.selected) scheme.primary else scheme.onSurfaceVariant
-    Row(
-        modifier = modifier
-            .fillMaxWidth()
-            .padding(horizontal = 16.dp, vertical = 4.dp)
-            .background(background, RoundedCornerShape(12.dp))
-            .clickable { onLibrarySelected(item) }
-            .padding(horizontal = 16.dp, vertical = 12.dp),
-        verticalAlignment = Alignment.CenterVertically
-    ) {
-        Icon(
-            imageVector = item.icon,
-            contentDescription = item.label,
-            tint = tint
-        )
-        Text(
-            text = item.label,
-            color = if (item.selected) scheme.primary else scheme.onBackground,
-            fontSize = 15.sp,
-            fontWeight = FontWeight.Medium,
-            modifier = Modifier.padding(start = 12.dp)
-        )
-    }
-}
-
-@Composable
-fun HomeDrawerFooter (
-    user: HomeUser,
-    onLogout: () -> Unit,
-    modifier: Modifier = Modifier,
-) {
-    val scheme = MaterialTheme.colorScheme
-
-    Row(
-        modifier = modifier
-            .fillMaxWidth()
-            .padding(16.dp)
-            .background(scheme.surfaceVariant, RoundedCornerShape(12.dp))
-            .padding(12.dp),
-        verticalAlignment = Alignment.CenterVertically
-    ) {
-        HomeAvatar(
-            size = 32.dp,
-            borderWidth = 1.dp,
-            borderColor = scheme.outlineVariant,
-            backgroundColor = scheme.primaryContainer,
-            icon = Icons.Outlined.Person,
-            iconTint = scheme.onBackground
-        )
-        Column(modifier = Modifier.padding(start = 12.dp)
-            .clickable { onLogout() }) {
-            Text(
-                text = user.name,
-                color = scheme.onBackground,
-                fontSize = 14.sp,
-                fontWeight = FontWeight.SemiBold,
-                maxLines = 1,
-                overflow = TextOverflow.Ellipsis
-            )
-            Text(
-                text = user.plan,
-                color = scheme.onSurfaceVariant,
-                fontSize = 11.sp,
-                maxLines = 1,
-                overflow = TextOverflow.Ellipsis
-            )
-        }
-    }
-}

app/src/main/java/hu/bbara/purefin/app/home/ui/HomeTopBar.kt

@@ -10,7 +10,6 @@ import androidx.compose.foundation.layout.statusBarsPadding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.outlined.Cloud
 import androidx.compose.material.icons.outlined.CloudOff
-import androidx.compose.material.icons.outlined.Menu
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
@@ -22,7 +21,6 @@ import hu.bbara.purefin.common.ui.components.SearchField
 
 @Composable
 fun HomeTopBar(
-    onMenuClick: () -> Unit,
     isOfflineMode: Boolean,
     onToggleOfflineMode: () -> Unit,
     modifier: Modifier = Modifier,
@@ -43,11 +41,6 @@ fun HomeTopBar(
             verticalAlignment = Alignment.CenterVertically,
             horizontalArrangement = Arrangement.spacedBy(16.dp, Alignment.CenterHorizontally),
         ) {
-            PurefinIconButton(
-                icon = Icons.Outlined.Menu,
-                contentDescription = "Menu",
-                onClick = onMenuClick,
-            )
             SearchField(
                 value = "",
                 onValueChange = {},
@@ -65,5 +58,3 @@ fun HomeTopBar(
         }
     }
 }
-
-

app/src/main/java/hu/bbara/purefin/app/home/ui/LibrariesContent.kt

@@ -0,0 +1,55 @@
+package hu.bbara.purefin.app.home.ui
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.Icon
+import androidx.compose.material3.ListItem
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.unit.dp
+
+@Composable
+fun LibrariesContent(
+    items: List<HomeNavItem>,
+    onLibrarySelected: (HomeNavItem) -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    LazyColumn(
+        modifier = modifier
+            .fillMaxSize()
+            .background(MaterialTheme.colorScheme.background)
+            .padding(horizontal = 16.dp, vertical = 8.dp)
+    ) {
+        items(items, key = { it.id }) { item ->
+            ListItem(
+                headlineContent = {
+                    Text(
+                        text = item.label,
+                        style = MaterialTheme.typography.titleMedium
+                    )
+                },
+                leadingContent = {
+                    Icon(
+                        imageVector = item.icon,
+                        contentDescription = item.label,
+                        tint = MaterialTheme.colorScheme.primary
+                    )
+                },
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .padding(vertical = 4.dp)
+                    .clip(RoundedCornerShape(12.dp))
+                    .clickable { onLibrarySelected(item) }
+            )
+        }
+    }
+}