fix: Make add/remove member events support multiple p tags and add NIP-43 to NoteMaster

Changes memberPubKey() to memberPubKeys() returning a list of all p tags
in RelayAddMemberEvent and RelayRemoveMemberEvent. Updates renderers to
display multiple members. Adds NIP-43 event rendering to ThreadFeedView
(NoteMaster) alongside NoteCompose.

https://claude.ai/code/session_01PRqe4bBCb9u62oPh8u9sHx

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/types/RelayMembers.kt

@@ -77,13 +77,19 @@ fun RenderRelayAddMember(
     nav: INav,
 ) {
     val noteEvent = baseNote.event as? RelayAddMemberEvent ?: return
-    val memberKey = remember(noteEvent) { noteEvent.memberPubKey() }
+    val memberKeys = remember(noteEvent) { noteEvent.memberPubKeys() }
+    val title =
+        if (memberKeys.size == 1) {
+            stringRes(R.string.relay_member_added)
+        } else {
+            stringRes(R.string.relay_members_added, memberKeys.size)
+        }
+    val subtitle = remember(memberKeys) { memberKeys.joinToString(", ") { it.take(16) + "..." } }
 
     RelayMemberEventCard(
         icon = Icons.Default.PersonAdd,
-        title = stringRes(R.string.relay_member_added),
-        subtitle = memberKey?.take(16)?.let { "$it..." },
-        nav = nav,
+        title = title,
+        subtitle = subtitle,
         relayPubKey = noteEvent.pubKey,
     )
 }
@@ -95,13 +101,19 @@ fun RenderRelayRemoveMember(
     nav: INav,
 ) {
     val noteEvent = baseNote.event as? RelayRemoveMemberEvent ?: return
-    val memberKey = remember(noteEvent) { noteEvent.memberPubKey() }
+    val memberKeys = remember(noteEvent) { noteEvent.memberPubKeys() }
+    val title =
+        if (memberKeys.size == 1) {
+            stringRes(R.string.relay_member_removed)
+        } else {
+            stringRes(R.string.relay_members_removed, memberKeys.size)
+        }
+    val subtitle = remember(memberKeys) { memberKeys.joinToString(", ") { it.take(16) + "..." } }
 
     RelayMemberEventCard(
         icon = Icons.Default.PersonRemove,
-        title = stringRes(R.string.relay_member_removed),
-        subtitle = memberKey?.take(16)?.let { "$it..." },
-        nav = nav,
+        title = title,
+        subtitle = subtitle,
         relayPubKey = noteEvent.pubKey,
     )
 }

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/threadview/ThreadFeedView.kt

@@ -165,7 +165,12 @@ import com.vitorpamplona.amethyst.ui.note.types.RenderPoll
 import com.vitorpamplona.amethyst.ui.note.types.RenderPostApproval
 import com.vitorpamplona.amethyst.ui.note.types.RenderPrivateMessage
 import com.vitorpamplona.amethyst.ui.note.types.RenderPublicMessage
+import com.vitorpamplona.amethyst.ui.note.types.RenderRelayAddMember
 import com.vitorpamplona.amethyst.ui.note.types.RenderRelayDiscovery
+import com.vitorpamplona.amethyst.ui.note.types.RenderRelayJoinRequest
+import com.vitorpamplona.amethyst.ui.note.types.RenderRelayLeaveRequest
+import com.vitorpamplona.amethyst.ui.note.types.RenderRelayMembershipList
+import com.vitorpamplona.amethyst.ui.note.types.RenderRelayRemoveMember
 import com.vitorpamplona.amethyst.ui.note.types.RenderTextEvent
 import com.vitorpamplona.amethyst.ui.note.types.RenderTextModificationEvent
 import com.vitorpamplona.amethyst.ui.note.types.RenderTorrent
@@ -231,6 +236,11 @@ import com.vitorpamplona.quartz.nip34Git.repository.GitRepositoryEvent
 import com.vitorpamplona.quartz.nip35Torrents.TorrentCommentEvent
 import com.vitorpamplona.quartz.nip35Torrents.TorrentEvent
 import com.vitorpamplona.quartz.nip37Drafts.DraftWrapEvent
+import com.vitorpamplona.quartz.nip43RelayMembers.addMember.RelayAddMemberEvent
+import com.vitorpamplona.quartz.nip43RelayMembers.joinRequest.RelayJoinRequestEvent
+import com.vitorpamplona.quartz.nip43RelayMembers.leaveRequest.RelayLeaveRequestEvent
+import com.vitorpamplona.quartz.nip43RelayMembers.list.RelayMembershipListEvent
+import com.vitorpamplona.quartz.nip43RelayMembers.removeMember.RelayRemoveMemberEvent
 import com.vitorpamplona.quartz.nip50Search.SearchRelayListEvent
 import com.vitorpamplona.quartz.nip51Lists.PinListEvent
 import com.vitorpamplona.quartz.nip51Lists.followList.FollowListEvent
@@ -712,6 +722,16 @@ private fun FullBleedNoteCompose(
                     RenderRepost(baseNote, quotesLeft = 3, backgroundColor, accountViewModel, nav)
                 } else if (noteEvent is RelayDiscoveryEvent) {
                     RenderRelayDiscovery(baseNote, accountViewModel, nav)
+                } else if (noteEvent is RelayMembershipListEvent) {
+                    RenderRelayMembershipList(baseNote, accountViewModel, nav)
+                } else if (noteEvent is RelayAddMemberEvent) {
+                    RenderRelayAddMember(baseNote, accountViewModel, nav)
+                } else if (noteEvent is RelayRemoveMemberEvent) {
+                    RenderRelayRemoveMember(baseNote, accountViewModel, nav)
+                } else if (noteEvent is RelayJoinRequestEvent) {
+                    RenderRelayJoinRequest(baseNote, accountViewModel, nav)
+                } else if (noteEvent is RelayLeaveRequestEvent) {
+                    RenderRelayLeaveRequest(baseNote, accountViewModel, nav)
                 } else if (noteEvent is TextNoteModificationEvent) {
                     RenderTextModificationEvent(
                         note = baseNote,

amethyst/src/main/res/values/strings.xml

@@ -2096,7 +2096,9 @@
     <string name="relay_members_you_are_member">You are a member</string>
     <string name="relay_membership_list">Relay membership list</string>
     <string name="relay_member_added">Member added to relay</string>
+    <string name="relay_members_added">%1$d members added to relay</string>
     <string name="relay_member_removed">Member removed from relay</string>
+    <string name="relay_members_removed">%1$d members removed from relay</string>
     <string name="relay_join_request">Relay join request</string>
     <string name="relay_leave_request">Relay leave request</string>
 </resources>

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/addMember/RelayAddMemberEvent.kt

@@ -39,20 +39,20 @@ class RelayAddMemberEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
-    fun memberPubKey() = tags.firstNotNullOfOrNull(PTag::parseKey)
+    fun memberPubKeys() = tags.mapNotNull(PTag::parseKey)
 
     companion object {
         const val KIND = 8000
         const val ALT_DESCRIPTION = "Relay member added"
 
         fun build(
-            memberPubKey: HexKey,
+            memberPubKeys: List<HexKey>,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayAddMemberEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             alt(ALT_DESCRIPTION)
             protect()
-            add(PTag.assemble(memberPubKey, null))
+            memberPubKeys.forEach { add(PTag.assemble(it, null)) }
             initializer()
         }
     }

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/removeMember/RelayRemoveMemberEvent.kt

@@ -39,20 +39,20 @@ class RelayRemoveMemberEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
-    fun memberPubKey() = tags.firstNotNullOfOrNull(PTag::parseKey)
+    fun memberPubKeys() = tags.mapNotNull(PTag::parseKey)
 
     companion object {
         const val KIND = 8001
         const val ALT_DESCRIPTION = "Relay member removed"
 
         fun build(
-            memberPubKey: HexKey,
+            memberPubKeys: List<HexKey>,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayRemoveMemberEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             alt(ALT_DESCRIPTION)
             protect()
-            add(PTag.assemble(memberPubKey, null))
+            memberPubKeys.forEach { add(PTag.assemble(it, null)) }
             initializer()
         }
     }