Asking notification permission at the beginning of the home screen la…

…unch
nkuppan · Mar 24, 2024 · 3148143 · 3148143
1 parent 97cb436
commit 3148143
Show file tree

Hide file tree

Showing 3 changed files with 47 additions and 2 deletions.
diff --git a/app/src/main/kotlin/com/naveenapps/expensemanager/ui/HomeScreen.kt b/app/src/main/kotlin/com/naveenapps/expensemanager/ui/HomeScreen.kt
@@ -1,6 +1,10 @@
 package com.naveenapps.expensemanager.ui
 
+import android.Manifest
 import android.app.Activity
+import android.os.Build
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.BottomAppBar
@@ -9,8 +13,12 @@ import androidx.compose.material3.NavigationBarItem
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
@@ -153,6 +161,28 @@ fun HomeScreen(viewModel: HomeViewModel = hiltViewModel()) {
 
     val homeScreenBottomBarItems by viewModel.homeScreenBottomBarItems.collectAsState()
 
+    var hasNotificationPermission by remember { mutableStateOf(false) }
+
+    val notificationPermissionLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.RequestPermission(),
+        onResult = {
+            hasNotificationPermission = it
+            if (it) {
+                viewModel.turnOnNotification()
+            }
+        }
+    )
+
+    LaunchedEffect(key1 = "permission") {
+        if (hasNotificationPermission.not()) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                notificationPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+            } else {
+                viewModel.turnOnNotification()
+            }
+        }
+    }
+
     BackHandler {
         if (homeScreenBottomBarItems != HomeScreenBottomBarItems.Home) {
             viewModel.setUISystem(HomeScreenBottomBarItems.Home)

diff --git a/app/src/main/kotlin/com/naveenapps/expensemanager/ui/HomeViewModel.kt b/app/src/main/kotlin/com/naveenapps/expensemanager/ui/HomeViewModel.kt
@@ -1,18 +1,32 @@
 package com.naveenapps.expensemanager.ui
 
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.naveenapps.expensemanager.core.domain.usecase.settings.reminder.UpdateReminderStatusUseCase
+import com.naveenapps.expensemanager.core.notification.NotificationScheduler
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
 import javax.inject.Inject
 
 @HiltViewModel
-class HomeViewModel @Inject constructor() : ViewModel() {
+class HomeViewModel @Inject constructor(
+    private val updateReminderStatusUseCase: UpdateReminderStatusUseCase,
+    private val notificationScheduler: NotificationScheduler
+) : ViewModel() {
 
     private val _homeScreenBottomBarItems = MutableStateFlow(HomeScreenBottomBarItems.Home)
     val homeScreenBottomBarItems = _homeScreenBottomBarItems.asStateFlow()
 
     fun setUISystem(homeScreenBottomBarItems: HomeScreenBottomBarItems) {
         _homeScreenBottomBarItems.value = homeScreenBottomBarItems
     }
+
+    fun turnOnNotification() {
+        viewModelScope.launch {
+            updateReminderStatusUseCase.invoke(true)
+            notificationScheduler.checkAndRestartReminder()
+        }
+    }
 }
diff --git a/...napps/expensemanager/core/domain/usecase/settings/reminder/UpdateReminderStatusUseCase.kt b/...napps/expensemanager/core/domain/usecase/settings/reminder/UpdateReminderStatusUseCase.kt
@@ -1,9 +1,10 @@
 package com.naveenapps.expensemanager.core.domain.usecase.settings.reminder
 
+import com.naveenapps.expensemanager.core.repository.ReminderTimeRepository
 import javax.inject.Inject
 
 class UpdateReminderStatusUseCase @Inject constructor(
-    private val repository: com.naveenapps.expensemanager.core.repository.ReminderTimeRepository,
+    private val repository: ReminderTimeRepository,
 ) {
 
     suspend operator fun invoke(reminderStatus: Boolean) {