android: extract PostActions instance creation

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

@@ -32,10 +32,8 @@ import dev.msfjarvis.claw.android.viewmodel.ClawViewModel
 import dev.msfjarvis.claw.common.comments.CommentsPage
 import dev.msfjarvis.claw.common.comments.HTMLConverter
 import dev.msfjarvis.claw.common.comments.LocalHTMLConverter
-import dev.msfjarvis.claw.common.posts.PostActions
 import dev.msfjarvis.claw.common.theme.LobstersTheme
 import dev.msfjarvis.claw.common.urllauncher.UrlLauncher
-import dev.msfjarvis.claw.database.local.SavedPost
 
 private const val ScrollDelta = 50
 
@@ -51,6 +49,7 @@ fun LobstersApp(
   val networkListState = rememberLazyListState()
   val savedListState = rememberLazyListState()
   val navController = rememberNavController()
+  val postActions = rememberPostActions(urlLauncher, navController, viewModel)
   // The destination needs to be tracked here rather than used directly since
   // `NavController#currentDestination` is not a Composable state.
   var currentDestination by remember { mutableStateOf<String?>(null) }
@@ -71,25 +70,6 @@ fun LobstersApp(
       }
     }
   }
-  val postActions = remember {
-    object : PostActions {
-      override fun viewPost(postUrl: String, commentsUrl: String) {
-        urlLauncher.openUri(postUrl.ifEmpty { commentsUrl })
-      }
-
-      override fun viewComments(postId: String) {
-        navController.navigate(Destinations.Comments.getRoute(postId))
-      }
-
-      override fun viewCommentsPage(commentsUrl: String) {
-        urlLauncher.openUri(commentsUrl)
-      }
-
-      override fun toggleSave(post: SavedPost) {
-        viewModel.toggleSave(post)
-      }
-    }
-  }
   navController.addOnDestinationChangedListener { _, destination, _ ->
     currentDestination = destination.route ?: Destinations.Hottest.getRoute()
   }

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

@@ -0,0 +1,36 @@
+package dev.msfjarvis.claw.android.ui
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.navigation.NavController
+import dev.msfjarvis.claw.android.viewmodel.ClawViewModel
+import dev.msfjarvis.claw.common.posts.PostActions
+import dev.msfjarvis.claw.common.urllauncher.UrlLauncher
+import dev.msfjarvis.claw.database.local.SavedPost
+
+@Composable
+fun rememberPostActions(
+  urlLauncher: UrlLauncher,
+  navController: NavController,
+  viewModel: ClawViewModel,
+): PostActions {
+  return remember {
+    object : PostActions {
+      override fun viewPost(postUrl: String, commentsUrl: String) {
+        urlLauncher.openUri(postUrl.ifEmpty { commentsUrl })
+      }
+
+      override fun viewComments(postId: String) {
+        navController.navigate(Destinations.Comments.getRoute(postId))
+      }
+
+      override fun viewCommentsPage(commentsUrl: String) {
+        urlLauncher.openUri(commentsUrl)
+      }
+
+      override fun toggleSave(post: SavedPost) {
+        viewModel.toggleSave(post)
+      }
+    }
+  }
+}