ios: clear members on chat change, reload list for another group, re-render only for open group

apps/ios/Shared/Model/ChatModel.swift

@@ -1329,7 +1329,7 @@ final class ChatModel: ObservableObject {
     }
 
     func upsertSupportChatMember(_ cInfo: ChatInfo) {
-        if case let .group(groupInfo, .memberSupport(member?)?) = cInfo {
+        if case let .group(groupInfo, .memberSupport(member?)?) = cInfo, chatId == groupInfo.id {
             var m = member
             if let current = getGroupMember(member.groupMemberId)?.wrapped {
                 m = current

apps/ios/Shared/Views/Chat/ChatView.swift

@@ -359,6 +359,8 @@ struct ChatView: View {
             revealedItems = Set()
             stopAudioPlayer()
             if let cId {
+                chatModel.groupMembers = []
+                chatModel.groupMembersIndexes.removeAll()
                 chatModel.membersLoaded = false
                 if let c = chatModel.getChat(cId) {
                     chat = c

apps/ios/Shared/Views/Chat/Group/MemberSupportView.swift

@@ -20,7 +20,7 @@ struct MemberSupportView: View {
     var body: some View {
         viewBody()
             .onAppear {
-                if !chatModel.membersLoaded {
+                if !chatModel.membersLoaded || chatModel.groupMembers.first?.wrapped.groupId != groupInfo.groupId {
                     Task {
                         await chatModel.loadGroupMembers(groupInfo)
                     }