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Expose the channel state from the Compose MessageListViewModel #6735

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Merged
gpunto merged 2 commits into from
Sep 28, 2026
Merged

Expose the channel state from the Compose MessageListViewModel #6735

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23318e6
Expose the channel state from the Compose MessageListViewModel
gpunto Sep 25, 2026
db21583
Assert the exposed channel state is the controller's flow
gpunto Sep 28, 2026
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1 change: 1 addition & 0 deletions stream-chat-android-compose/api/stream-chat-android-compose.api
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Original file line number Diff line number Diff line change
Expand Up @@ -7234,6 +7234,7 @@ public final class io/getstream/chat/android/compose/viewmodel/messages/MessageL
public final fun flagUser (Ljava/lang/String;Ljava/lang/String;Ljava/util/Map;)V
public static synthetic fun flagUser$default (Lio/getstream/chat/android/compose/viewmodel/messages/MessageListViewModel;Ljava/lang/String;Ljava/lang/String;Ljava/util/Map;ILjava/lang/Object;)V
public final fun getChannel ()Lio/getstream/chat/android/models/Channel;
public final fun getChannelState ()Lkotlinx/coroutines/flow/StateFlow;
public final fun getConnectionState ()Lkotlinx/coroutines/flow/StateFlow;
public final fun getCurrentMessagesState ()Landroidx/compose/runtime/State;
public final fun getEvents ()Lkotlinx/coroutines/flow/SharedFlow;
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6 changes: 6 additions & 0 deletions ...rc/main/java/io/getstream/chat/android/compose/viewmodel/messages/MessageListViewModel.kt
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Expand Up @@ -21,6 +21,7 @@ import androidx.compose.runtime.getValue
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import io.getstream.chat.android.client.api.state.ThreadState
import io.getstream.chat.android.client.channel.state.ChannelState
import io.getstream.chat.android.compose.util.extensions.asState
import io.getstream.chat.android.models.Channel
import io.getstream.chat.android.models.ConnectionState
Expand Down Expand Up @@ -91,6 +92,11 @@ public class MessageListViewModel(
*/
public val channel: Channel by messageListController.channel.asState(viewModelScope)

/**
* Holds information about the current channel and is actively updated.
*/
public val channelState: StateFlow<ChannelState?> = messageListController.channelState

/**
* The list of typing users.
*/
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15 changes: 14 additions & 1 deletion ...t/kotlin/io/getstream/chat/android/compose/viewmodel/messages/MessageListViewModelTest.kt
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Expand Up @@ -45,6 +45,7 @@ import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.test.runTest
import org.amshove.kluent.`should be equal to`
import org.amshove.kluent.`should not be`
import org.junit.jupiter.api.Assertions.assertSame
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension
import org.mockito.kotlin.any
Expand Down Expand Up @@ -134,6 +135,18 @@ internal class MessageListViewModelTest {
verify(chatClient).sendReaction(eq(reaction1), eq(false), eq(CID), eq(true))
}

@Test
fun `channelState exposes the channel state the message list observes`() = runTest {
val fixture = Fixture()
.givenCurrentUser()
.givenChannelQuery()
.givenChannelState()
val viewModel = fixture.get()

assertSame(fixture.channelState, viewModel.channelState.value)
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assertSame(viewModel.messageListController.channelState, viewModel.channelState)
}

@Test
fun `When calling pauseAudioRecordingAttachments, audioPlayer is invoked`() = runTest {
val audioPlayer = mock<AudioPlayer>()
Expand Down Expand Up @@ -171,7 +184,7 @@ internal class MessageListViewModelTest {
private val clientState: ClientState = mock()
private val stateRegistry: StateRegistry = mock()
private val globalState: GlobalState = mock()
private val channelState: ChannelState = mock()
val channelState: ChannelState = mock()

init {
val statePlugin: StatePlugin = mock()
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