From 0479049476d7a292dbcef2fcf10e7344b9ab6aaf Mon Sep 17 00:00:00 2001
From: ariskotsomitopoulos <aris.kotsomitopoulos@gmail.com>
Date: Mon, 21 Mar 2022 15:16:57 +0200
Subject: [PATCH] Permalink to a root thread message will navigate user within
 the thread timeline

---
 changelog.d/5567.misc                                    | 1 +
 .../im/vector/app/features/permalink/PermalinkHandler.kt | 9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)
 create mode 100644 changelog.d/5567.misc

diff --git a/changelog.d/5567.misc b/changelog.d/5567.misc
new file mode 100644
index 0000000000..4c0f5e0ffc
--- /dev/null
+++ b/changelog.d/5567.misc
@@ -0,0 +1 @@
+Permalinks to root thread messages will now navigate you within the thread timeline
\ No newline at end of file
diff --git a/vector/src/main/java/im/vector/app/features/permalink/PermalinkHandler.kt b/vector/src/main/java/im/vector/app/features/permalink/PermalinkHandler.kt
index fa7b5aa7bc..f840e9ea6f 100644
--- a/vector/src/main/java/im/vector/app/features/permalink/PermalinkHandler.kt
+++ b/vector/src/main/java/im/vector/app/features/permalink/PermalinkHandler.kt
@@ -38,6 +38,7 @@ import org.matrix.android.sdk.api.session.permalinks.PermalinkService
 import org.matrix.android.sdk.api.session.room.model.Membership
 import org.matrix.android.sdk.api.session.room.model.RoomSummary
 import org.matrix.android.sdk.api.session.room.model.RoomType
+import org.matrix.android.sdk.api.session.room.timeline.isRootThread
 import javax.inject.Inject
 
 class PermalinkHandler @Inject constructor(private val activeSessionHolder: ActiveSessionHolder,
@@ -89,7 +90,13 @@ class PermalinkHandler @Inject constructor(private val activeSessionHolder: Acti
 
                 val rootThreadEventId = permalinkData.eventId?.let { eventId ->
                     val room = roomId?.let { session?.getRoom(it) }
-                    room?.getTimelineEvent(eventId)?.root?.getRootThreadEventId()
+
+                    val rootThreadEventId = room?.getTimelineEvent(eventId)?.root?.getRootThreadEventId()
+                    rootThreadEventId ?: if (room?.getTimelineEvent(eventId)?.isRootThread() == true) {
+                        eventId
+                    } else {
+                        null
+                    }
                 }
                 openRoom(
                         navigationInterceptor,