composeApp/src/androidMain/kotlin/su/reya/coop/screens/HomeScreen.kt

@@ -1,6 +1,12 @@
 package su.reya.coop.screens
 
+import android.Manifest
 import android.content.ClipData
+import android.content.Intent
+import android.os.Build
+import android.provider.Settings
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
@@ -9,12 +15,15 @@ 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.imePadding
+import androidx.compose.foundation.layout.navigationBarsPadding
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
@@ -36,6 +45,7 @@ import androidx.compose.material3.SegmentedListItem
 import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
 import androidx.compose.material3.TooltipAnchorPosition
 import androidx.compose.material3.TooltipBox
 import androidx.compose.material3.TooltipDefaults
@@ -61,8 +71,11 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.platform.ClipEntry
 import androidx.compose.ui.platform.LocalClipboard
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
+import androidx.core.app.NotificationManagerCompat
+import androidx.lifecycle.compose.LifecycleResumeEffect
 import coop.composeapp.generated.resources.Res
 import coop.composeapp.generated.resources.ic_new_chat
 import coop.composeapp.generated.resources.ic_qr
@@ -85,6 +98,7 @@ import su.reya.coop.short
 @OptIn(ExperimentalMaterial3ExpressiveApi::class, ExperimentalMaterial3Api::class)
 @Composable
 fun HomeScreen() {
+    val context = LocalContext.current
     val navigator = LocalNavigator.current
     val qrScanResult = LocalScanResult.current
     val snackbarHostState = LocalSnackbarHostState.current
@@ -102,10 +116,26 @@ fun HomeScreen() {
     val sheetState = rememberModalBottomSheetState()
     val listState = rememberLazyListState()
     val pullToRefreshState = rememberPullToRefreshState()
+
     val expandedFab by remember { derivedStateOf { listState.firstVisibleItemIndex == 0 } }
     var showBottomSheet by remember { mutableStateOf(false) }
     var isRefreshing by remember { mutableStateOf(false) }
 
+    var isNotificationEnabled by remember {
+        mutableStateOf(NotificationManagerCompat.from(context).areNotificationsEnabled())
+    }
+
+    val permissionLauncher = rememberLauncherForActivityResult(
+        ActivityResultContracts.RequestPermission()
+    ) { _ ->
+        // State will be updated by LifecycleResumeEffect
+    }
+
+    LifecycleResumeEffect(context) {
+        isNotificationEnabled = NotificationManagerCompat.from(context).areNotificationsEnabled()
+        onPauseOrDispose { }
+    }
+
     LaunchedEffect(Unit) {
         viewModel.getChatRooms()
     }
@@ -187,10 +217,73 @@ fun HomeScreen() {
             }
         },
         content = { innerPadding ->
+            Column(
+                modifier = Modifier.padding(top = innerPadding.calculateTopPadding()),
+                verticalArrangement = Arrangement.spacedBy(16.dp),
+            ) {
+                if (!isNotificationEnabled) {
                     Surface(
                         modifier = Modifier
-                    .fillMaxSize()
-                    .padding(top = innerPadding.calculateTopPadding()),
+                            .fillMaxWidth()
+                            .padding(horizontal = 16.dp),
+                        shape = RoundedCornerShape(24.dp),
+                        color = MaterialTheme.colorScheme.secondaryContainer,
+                    ) {
+                        Column(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(16.dp),
+                            verticalArrangement = Arrangement.spacedBy(16.dp),
+                        ) {
+                            Column(
+                                modifier = Modifier.fillMaxWidth(),
+                            ) {
+                                Text(
+                                    text = "Get message notifications",
+                                    style = MaterialTheme.typography.titleMediumEmphasized,
+                                    color = MaterialTheme.colorScheme.onSecondaryFixed,
+                                )
+                                Text(
+                                    text = "Make sure you know when you have new messages.",
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    color = MaterialTheme.colorScheme.onSecondaryContainer,
+                                )
+                            }
+                            Row(
+                                horizontalArrangement = Arrangement.spacedBy(8.dp),
+                            ) {
+                                TextButton(
+                                    onClick = { },
+                                    modifier = Modifier.weight(1f),
+                                ) {
+                                    Text(text = "Maybe later")
+                                }
+                                Button(
+                                    onClick = {
+                                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                                            permissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+                                        } else {
+                                            // For older versions, navigate the user directly to App Notification Settings
+                                            val intent =
+                                                Intent(Settings.ACTION_APP_NOTIFICATION_SETTINGS).apply {
+                                                    putExtra(
+                                                        Settings.EXTRA_APP_PACKAGE,
+                                                        context.packageName
+                                                    )
+                                                }
+                                            context.startActivity(intent)
+                                        }
+                                    },
+                                    modifier = Modifier.weight(1f),
+                                ) {
+                                    Text(text = "Turn on")
+                                }
+                            }
+                        }
+                    }
+                }
+                Surface(
+                    modifier = Modifier.fillMaxSize(),
                     color = MaterialTheme.colorScheme.surface,
                     shape = RoundedCornerShape(topStart = 24.dp, topEnd = 24.dp),
                 ) {
@@ -262,6 +355,9 @@ fun HomeScreen() {
                         ModalBottomSheet(
                             onDismissRequest = { showBottomSheet = false },
                             sheetState = sheetState,
+                            modifier = Modifier
+                                .imePadding()
+                                .navigationBarsPadding(),
                         ) {
                             val pubkey = viewModel.currentUser()
                             val shortPubkey = pubkey?.short() ?: "Not available"
@@ -319,7 +415,8 @@ fun HomeScreen() {
                                                 scope.launch {
                                                     pubkey?.let {
                                                         val bech32 = it.toBech32()
-                                                    val data = ClipData.newPlainText(bech32, bech32)
+                                                        val data =
+                                                            ClipData.newPlainText(bech32, bech32)
                                                         clipboardManager.setClipEntry(ClipEntry(data))
                                                     }
                                                 }
@@ -346,6 +443,7 @@ fun HomeScreen() {
                         }
                     }
                 }
+            }
         },
     )
 }

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 agp = "9.2.1"
 android-compileSdk = "37"
-android-minSdk = "24"
+android-minSdk = "26"
 android-targetSdk = "37"
 androidx-activity = "1.13.0"
 androidx-appcompat = "1.7.1"