From e9bdc045ba67178c403b3f2625d121708be805a3 Mon Sep 17 00:00:00 2001
From: Vitor Pamplona <vitor@vitorpamplona.com>
Date: Thu, 25 May 2023 18:27:05 -0400
Subject: [PATCH] Adds @Stable tag to Notification Card models

---
 .../vitorpamplona/amethyst/ui/note/UserReactionsRow.kt   | 2 ++
 .../vitorpamplona/amethyst/ui/screen/CardFeedState.kt    | 9 +++++++++
 .../amethyst/ui/screen/CardFeedViewModel.kt              | 2 ++
 3 files changed, 13 insertions(+)

diff --git a/app/src/main/java/com/vitorpamplona/amethyst/ui/note/UserReactionsRow.kt b/app/src/main/java/com/vitorpamplona/amethyst/ui/note/UserReactionsRow.kt
index 7ed0e9a09..d70e44b3d 100644
--- a/app/src/main/java/com/vitorpamplona/amethyst/ui/note/UserReactionsRow.kt
+++ b/app/src/main/java/com/vitorpamplona/amethyst/ui/note/UserReactionsRow.kt
@@ -13,6 +13,7 @@ import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Bolt
 import androidx.compose.material.icons.filled.ExpandMore
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Stable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
@@ -92,6 +93,7 @@ fun UserReactionsRow(model: UserReactionsViewModel, accountViewModel: AccountVie
     }
 }
 
+@Stable
 class UserReactionsViewModel : ViewModel() {
     var user: User? = null
 
diff --git a/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedState.kt b/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedState.kt
index 31de49a55..2cd9757a4 100644
--- a/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedState.kt
+++ b/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedState.kt
@@ -2,6 +2,7 @@ package com.vitorpamplona.amethyst.ui.screen
 
 import androidx.compose.runtime.Immutable
 import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.Stable
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.model.User
 import kotlinx.collections.immutable.ImmutableList
@@ -92,9 +93,17 @@ class MessageSetCard(val note: Note) : Card() {
     override fun id() = note.idHex
 }
 
+@Immutable
 sealed class CardFeedState {
+    @Immutable
     object Loading : CardFeedState()
+
+    @Stable
     class Loaded(val feed: MutableState<ImmutableList<Card>>) : CardFeedState()
+
+    @Immutable
     object Empty : CardFeedState()
+
+    @Immutable
     class FeedError(val errorMessage: String) : CardFeedState()
 }
diff --git a/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedViewModel.kt b/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedViewModel.kt
index 5f7567338..f2bb269e0 100644
--- a/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedViewModel.kt
+++ b/app/src/main/java/com/vitorpamplona/amethyst/ui/screen/CardFeedViewModel.kt
@@ -1,6 +1,7 @@
 package com.vitorpamplona.amethyst.ui.screen
 
 import android.util.Log
+import androidx.compose.runtime.Stable
 import androidx.compose.runtime.mutableStateOf
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
@@ -33,6 +34,7 @@ import kotlinx.coroutines.launch
 import kotlin.time.ExperimentalTime
 import kotlin.time.measureTimedValue
 
+@Stable
 class NotificationViewModel : CardFeedViewModel(NotificationFeedFilter)
 
 open class CardFeedViewModel(val localFilter: FeedFilter<Note>) : ViewModel() {