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optimized item identifiers to use merged item directly

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Avently
2025-01-16 04:55:24 -08:00
parent 890e35b902
commit 31ee89c3c7
4 changed files with 37 additions and 99 deletions
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apps/ios/Shared/Model/ChatModel.swift
+8 -3
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@@ -952,12 +952,17 @@ final class ChatModel: ObservableObject {
// returns the previous member in the same merge group and the count of members in this group
func getPrevHiddenMember(_ member: GroupMember, _ range: ClosedRange<Int>) -> (GroupMember?, Int) {
let items = im.reversedChatItems
var prevMember: GroupMember? = nil
var memberIds: Set<Int64> = []
for i in range {
if case let .groupRcv(m) = im.reversedChatItems[i].chatDir {
if prevMember == nil && m.groupMemberId != member.groupMemberId { prevMember = m }
memberIds.insert(m.groupMemberId)
if i < items.count {
if case let .groupRcv(m) = items[i].chatDir {
if prevMember == nil && m.groupMemberId != member.groupMemberId { prevMember = m }
memberIds.insert(m.groupMemberId)
}
} else {
logger.error("getPrevHiddenMember: index >= count of reversed items: \(i) vs \(items.count)")
}
}
return (prevMember, memberIds.count)