Fix overlap of join banner and camera toggle.

app/src/main/java/org/thoughtcrime/securesms/components/webrtc/PendingParticipantsBottomSheet.kt

@@ -83,7 +83,7 @@ class PendingParticipantsBottomSheet : ComposeBottomSheetDialogFragment() {
     }
 
     val participants = viewModel.pendingParticipants
-      .map { it.getAllPendingParticipants(launchTime).toList() }
+      .map { it.pendingParticipantCollection.getAllPendingParticipants(launchTime).toList() }
       .subscribeAsState(initial = emptyList())
 
     PendingParticipantsSheet(

app/src/main/java/org/thoughtcrime/securesms/components/webrtc/WebRtcCallView.java

@@ -60,7 +60,7 @@ import org.thoughtcrime.securesms.permissions.Permissions;
 import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.RecipientId;
 import org.thoughtcrime.securesms.ringrtc.CameraState;
-import org.thoughtcrime.securesms.service.webrtc.PendingParticipantCollection;
+import org.thoughtcrime.securesms.service.webrtc.state.PendingParticipantsState;
 import org.thoughtcrime.securesms.stories.viewer.reply.reaction.MultiReactionBurstLayout;
 import org.thoughtcrime.securesms.util.BlurTransformation;
 import org.thoughtcrime.securesms.util.ThrottledDebouncer;
@@ -446,15 +446,20 @@ public class WebRtcCallView extends InsetAwareConstraintLayout {
     pendingParticipantsViewListener = listener;
   }
 
-  public void updatePendingParticipantsList(@NonNull PendingParticipantCollection pendingParticipantCollection) {
-    if (pendingParticipantCollection.getUnresolvedPendingParticipants().isEmpty()) {
+  public void updatePendingParticipantsList(@NonNull PendingParticipantsState state) {
+    if (state.isInPipMode()) {
+      pendingParticipantsViewStub.setVisibility(View.GONE);
+      return;
+    }
+
+    if (state.getPendingParticipantCollection().getUnresolvedPendingParticipants().isEmpty()) {
       if (pendingParticipantsViewStub.resolved()) {
         pendingParticipantsViewStub.get().setListener(pendingParticipantsViewListener);
-        pendingParticipantsViewStub.get().applyState(pendingParticipantCollection);
+        pendingParticipantsViewStub.get().applyState(state.getPendingParticipantCollection());
       }
     } else {
       pendingParticipantsViewStub.get().setListener(pendingParticipantsViewListener);
-      pendingParticipantsViewStub.get().applyState(pendingParticipantCollection);
+      pendingParticipantsViewStub.get().applyState(state.getPendingParticipantCollection());
     }
   }
 
@@ -525,10 +530,8 @@ public class WebRtcCallView extends InsetAwareConstraintLayout {
     updateLocalCallParticipant(state.getLocalRenderState(), state.getLocalParticipant(), displaySmallSelfPipInLandscape);
 
     if (state.isLargeVideoGroup()) {
-      moveSnackbarAboveParticipantRail(true);
       adjustLayoutForLargeCount();
     } else {
-      moveSnackbarAboveParticipantRail(state.isViewingFocusedParticipant());
       adjustLayoutForSmallCount();
     }
   }
@@ -647,14 +650,6 @@ public class WebRtcCallView extends InsetAwareConstraintLayout {
     setStatus(getContext().getString(statusRes));
   }
 
-  private @NonNull View getPipBarrier() {
-    if (collapsedToolbar.isEnabled()) {
-      return collapsedToolbar;
-    } else {
-      return largeHeader;
-    }
-  }
-
   public void setStatusFromHangupType(@NonNull HangupMessage.Type hangupType) {
     switch (hangupType) {
       case NORMAL:
@@ -904,28 +899,6 @@ public class WebRtcCallView extends InsetAwareConstraintLayout {
     constraintSet.applyTo(this);
   }
 
-  private void moveSnackbarAboveParticipantRail(boolean aboveRail) {
-    if (aboveRail) {
-      updatePendingParticipantsBottomConstraint(callParticipantsRecycler);
-    } else {
-      updatePendingParticipantsBottomConstraint(aboveControlsGuideline);
-    }
-  }
-
-  private void updatePendingParticipantsBottomConstraint(View anchor) {
-    ConstraintSet constraintSet = new ConstraintSet();
-    constraintSet.setForceId(false);
-    constraintSet.clone(this);
-
-    constraintSet.connect(R.id.call_screen_pending_recipients,
-                          ConstraintSet.BOTTOM,
-                          anchor.getId(),
-                          ConstraintSet.TOP,
-                          ViewUtil.dpToPx(8));
-
-    constraintSet.applyTo(this);
-  }
-
   private void fadeInNewUiState(boolean showSmallHeader) {
     for (View view : SetUtil.difference(allTimeVisibleViews, visibleViewSet)) {
       view.setVisibility(GONE);

app/src/main/java/org/thoughtcrime/securesms/components/webrtc/WebRtcCallViewModel.java

@@ -33,6 +33,7 @@ import org.thoughtcrime.securesms.recipients.LiveRecipient;
 import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.RecipientId;
 import org.thoughtcrime.securesms.service.webrtc.PendingParticipantCollection;
+import org.thoughtcrime.securesms.service.webrtc.state.PendingParticipantsState;
 import org.thoughtcrime.securesms.service.webrtc.state.WebRtcEphemeralState;
 import org.thoughtcrime.securesms.util.NetworkUtil;
 import org.thoughtcrime.securesms.util.SingleLiveEvent;
@@ -220,8 +221,12 @@ public class WebRtcCallViewModel extends ViewModel {
     return callStarting;
   }
 
-  public @NonNull Observable<PendingParticipantCollection> getPendingParticipants() {
-    return pendingParticipants.observeOn(AndroidSchedulers.mainThread());
+  public @NonNull Observable<PendingParticipantsState> getPendingParticipants() {
+    Observable<Boolean> isInPipMode = participantsState
+        .map(CallParticipantsState::isInPipMode)
+        .distinctUntilChanged();
+
+    return Observable.combineLatest(pendingParticipants, isInPipMode, PendingParticipantsState::new);
   }
 
   public @NonNull PendingParticipantCollection getPendingParticipantsSnapshot() {

app/src/main/java/org/thoughtcrime/securesms/service/webrtc/state/PendingParticipantsState.kt

@@ -0,0 +1,16 @@
+/*
+ * Copyright 2024 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.thoughtcrime.securesms.service.webrtc.state
+
+import org.thoughtcrime.securesms.service.webrtc.PendingParticipantCollection
+
+/**
+ * Represents the current state of the pending participants card.
+ */
+data class PendingParticipantsState(
+  val pendingParticipantCollection: PendingParticipantCollection,
+  val isInPipMode: Boolean
+)

app/src/main/res/layout/webrtc_call_controls.xml

@@ -56,19 +56,19 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginBottom="12dp"
-            app:layout_goneMarginBottom="32dp"
             app:layout_constraintBottom_toTopOf="@id/call_screen_pending_recipients"
-            app:layout_constraintEnd_toEndOf="parent" />
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_goneMarginBottom="32dp" />
 
         <ViewStub
             android:id="@+id/call_screen_pending_recipients"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginHorizontal="16dp"
-            android:layout_marginBottom="32dp"
+            android:layout_marginBottom="16dp"
             android:inflatedId="@+id/call_screen_pending_recipients"
             android:layout="@layout/call_screen_pending_participants_view"
-            app:layout_constraintBottom_toTopOf="@id/call_screen_participants_overflow_guideline"
+            app:layout_constraintBottom_toTopOf="@id/call_screen_above_controls_barrier"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent" />