fix(android): switch to LocalActivity from activity-compose

android/src/main/kotlin/dev/msfjarvis/claw/android/ui/ext.kt

@@ -7,9 +7,7 @@
 package dev.msfjarvis.claw.android.ui
 
 import android.content.Context
-import android.content.ContextWrapper
 import android.content.Intent
-import androidx.activity.ComponentActivity
 import androidx.navigation.NavController
 import com.slack.eithernet.ApiResult
 import dev.msfjarvis.claw.android.ui.navigation.Comments
@@ -21,14 +19,6 @@ import dev.msfjarvis.claw.model.UIPost
 import java.io.IOException
 import java.net.HttpURLConnection
 
-fun Context.getActivity(): ComponentActivity? {
-  return when (this) {
-    is ComponentActivity -> this
-    is ContextWrapper -> baseContext.getActivity()
-    else -> null
-  }
-}
-
 fun PostActions(
   context: Context,
   urlLauncher: UrlLauncher,

android/src/main/kotlin/dev/msfjarvis/claw/android/ui/screens/LobstersPostsScreen.kt

@@ -7,6 +7,7 @@
 package dev.msfjarvis.claw.android.ui.screens
 
 import android.content.Intent
+import androidx.activity.compose.LocalActivity
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.core.tween
 import androidx.compose.animation.fadeIn
@@ -66,7 +67,6 @@ import dev.msfjarvis.claw.android.ui.PostActions
 import dev.msfjarvis.claw.android.ui.decorations.ClawNavigationBar
 import dev.msfjarvis.claw.android.ui.decorations.ClawNavigationRail
 import dev.msfjarvis.claw.android.ui.decorations.NavigationItem
-import dev.msfjarvis.claw.android.ui.getActivity
 import dev.msfjarvis.claw.android.ui.lists.DatabasePosts
 import dev.msfjarvis.claw.android.ui.lists.NetworkPosts
 import dev.msfjarvis.claw.android.ui.navigation.AboutLibraries
@@ -100,6 +100,7 @@ fun LobstersPostsScreen(
   viewModel: ClawViewModel = injectedViewModel(),
 ) {
   val context = LocalContext.current
+  val activity = LocalActivity.current
   val hottestListState = rememberLazyListState()
   val newestListState = rememberLazyListState()
   val savedListState = rememberLazyListState()
@@ -117,7 +118,7 @@ fun LobstersPostsScreen(
 
   val navigationType = ClawNavigationType.fromSize(windowSizeClass.widthSizeClass)
 
-  val postIdOverride = context.getActivity()?.intent?.extras?.getString(MainActivity.NAVIGATION_KEY)
+  val postIdOverride = activity?.intent?.extras?.getString(MainActivity.NAVIGATION_KEY)
   LaunchedEffect(Unit) {
     if (postIdOverride != null) {
       navController.navigate(Comments(postIdOverride))
@@ -165,9 +166,7 @@ fun LobstersPostsScreen(
           if (
             navController.previousBackStackEntry != null && currentDestination.none(navDestinations)
           ) {
-            IconButton(
+            IconButton(onClick = { if (!navController.popBackStack()) activity?.finish() }) {
-              onClick = { if (!navController.popBackStack()) context.getActivity()?.finish() }
-            ) {
               Icon(
                 imageVector = Icons.AutoMirrored.Filled.ArrowBack,
                 contentDescription = "Go back to previous screen",