Files
simplex-chat/apps/ios/Shared/Views/Chat/ChatItem/MarkedDeletedItemView.swift
Arturs Krumins 7f08f87ee4 ios: improve conversation scrolling (fixes hangs when messages are updated). (#4534)
* ios: fix hang while updating chat item state

* throttle item update

* fix

* remove buttons, switch back to Debug

* remove items getter/setter from ChatModel

---------

Co-authored-by: Evgeny Poberezkin <evgeny@poberezkin.com>
2024-07-29 21:17:14 +01:00

87 lines
3.1 KiB
Swift

//
// MarkedDeletedItemView.swift
// SimpleX (iOS)
//
// Created by JRoberts on 30.11.2022.
// Copyright © 2022 SimpleX Chat. All rights reserved.
//
import SwiftUI
import SimpleXChat
struct MarkedDeletedItemView: View {
@EnvironmentObject var m: ChatModel
@EnvironmentObject var theme: AppTheme
@ObservedObject var chat: Chat
var chatItem: ChatItem
@Binding var revealed: Bool
var body: some View {
(Text(mergedMarkedDeletedText).italic() + Text(" ") + chatItem.timestampText)
.font(.caption)
.foregroundColor(theme.colors.secondary)
.padding(.horizontal, 12)
.padding(.vertical, 6)
.background(chatItemFrameColor(chatItem, theme))
.textSelection(.disabled)
}
var mergedMarkedDeletedText: LocalizedStringKey {
if !revealed,
let ciCategory = chatItem.mergeCategory,
var i = m.getChatItemIndex(chatItem) {
var moderated = 0
var blocked = 0
var blockedByAdmin = 0
var deleted = 0
var moderatedBy: Set<String> = []
while i < ItemsModel.shared.reversedChatItems.count,
let ci = .some(ItemsModel.shared.reversedChatItems[i]),
ci.mergeCategory == ciCategory,
let itemDeleted = ci.meta.itemDeleted {
switch itemDeleted {
case let .moderated(_, byGroupMember):
moderated += 1
moderatedBy.insert(byGroupMember.displayName)
case .blocked: blocked += 1
case .blockedByAdmin: blockedByAdmin += 1
case .deleted: deleted += 1
}
i += 1
}
let total = moderated + blocked + blockedByAdmin + deleted
return total <= 1
? markedDeletedText
: total == moderated
? "\(total) messages moderated by \(moderatedBy.joined(separator: ", "))"
: total == blockedByAdmin
? "\(total) messages blocked by admin"
: total == blocked + blockedByAdmin
? "\(total) messages blocked"
: "\(total) messages marked deleted"
} else {
return markedDeletedText
}
}
// same texts are in markedDeletedText in ChatPreviewView, but it returns String;
// can be refactored into a single function if functions calling these are changed to return same type
var markedDeletedText: LocalizedStringKey {
switch chatItem.meta.itemDeleted {
case let .moderated(_, byGroupMember): "moderated by \(byGroupMember.displayName)"
case .blocked: "blocked"
case .blockedByAdmin: "blocked by admin"
case .deleted, nil: "marked deleted"
}
}
}
struct MarkedDeletedItemView_Previews: PreviewProvider {
static var previews: some View {
Group {
MarkedDeletedItemView(chat: Chat.sampleData, chatItem: ChatItem.getSample(1, .directSnd, .now, "hello", .sndSent(sndProgress: .complete), itemDeleted: .deleted(deletedTs: .now)), revealed: Binding.constant(true))
}
.previewLayout(.fixed(width: 360, height: 200))
}
}