Files
letro-ios/ElementX/Sources/Screens/Timeline/View/Style/TimelineStyler.swift
Doug 64da80c6cb Use a Date for the timestamp in all timeline items. (#3590)
* Use a Date for the timestamp in all timeline items.

* UI test snapshots.

* Update snapshots

---------

Co-authored-by: Stefan Ceriu <stefanc@matrix.org>
2024-12-06 13:55:29 +00:00

203 lines
9.6 KiB
Swift

//
// Copyright 2022-2024 New Vector Ltd.
//
// SPDX-License-Identifier: AGPL-3.0-only
// Please see LICENSE in the repository root for full details.
//
import Foundation
import SwiftUI
// MARK: - TimelineStyler
struct TimelineStyler<Content: View>: View {
let timelineItem: EventBasedTimelineItemProtocol
@ViewBuilder let content: () -> Content
@State private var adjustedDeliveryStatus: TimelineItemDeliveryStatus?
@State private var task: Task<Void, Never>?
init(timelineItem: EventBasedTimelineItemProtocol, @ViewBuilder content: @escaping () -> Content) {
self.timelineItem = timelineItem
self.content = content
_adjustedDeliveryStatus = State(initialValue: timelineItem.properties.deliveryStatus)
}
var body: some View {
mainContent
.onChange(of: timelineItem.properties.deliveryStatus) { _, newStatus in
if case .sendingFailed = newStatus {
guard task == nil else {
return
}
task = Task {
// Add a short delay so that an immediate failure when retrying
// shows as sending for long enough to be visible to the user.
try? await Task.sleep(for: .milliseconds(700))
if !Task.isCancelled {
adjustedDeliveryStatus = newStatus
}
task = nil
}
} else {
task?.cancel()
task = nil
adjustedDeliveryStatus = newStatus
}
}
.animation(.elementDefault, value: adjustedDeliveryStatus)
}
@ViewBuilder
var mainContent: some View {
TimelineItemBubbledStylerView(timelineItem: timelineItem, adjustedDeliveryStatus: adjustedDeliveryStatus, content: content)
}
}
struct TimelineItemStyler_Previews: PreviewProvider, TestablePreview {
static let viewModel = TimelineViewModel.mock
static let base = TextRoomTimelineItem(id: .randomEvent,
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test,
content: .init(body: "Test"))
static let sentNonLast: TextRoomTimelineItem = {
var result = base
result.properties.deliveryStatus = .sent
return result
}()
static let sendingNonLast: TextRoomTimelineItem = {
var result = base
result.properties.deliveryStatus = .sending
return result
}()
static let sendingLast: TextRoomTimelineItem = {
let id = viewModel.state.timelineViewState.uniqueIDs.last ?? .init(id: UUID().uuidString)
var result = TextRoomTimelineItem(id: .event(uniqueID: id, eventOrTransactionID: .eventId(eventId: UUID().uuidString)),
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test,
content: .init(body: "Test"))
result.properties.deliveryStatus = .sending
return result
}()
static let failed: TextRoomTimelineItem = {
var result = base
result.properties.deliveryStatus = .sendingFailed(.unknown)
return result
}()
static let sentLast: TextRoomTimelineItem = {
let id = viewModel.state.timelineViewState.uniqueIDs.last ?? .init(id: UUID().uuidString)
let result = TextRoomTimelineItem(id: .event(uniqueID: id, eventOrTransactionID: .eventId(eventId: UUID().uuidString)),
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test,
content: .init(body: "Test"))
return result
}()
static let ltrString = TextRoomTimelineItem(id: .randomEvent,
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test, content: .init(body: "house!"))
static let rtlString = TextRoomTimelineItem(id: .randomEvent,
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test, content: .init(body: "באמת!"))
static let ltrStringThatContainsRtl = TextRoomTimelineItem(id: .randomEvent,
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test,
content: .init(body: "house! -- באמת‏! -- house!"))
static let rtlStringThatContainsLtr = TextRoomTimelineItem(id: .randomEvent,
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test,
content: .init(body: "באמת‏! -- house! -- באמת!"))
static let ltrStringThatFinishesInRtl = TextRoomTimelineItem(id: .randomEvent,
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test,
content: .init(body: "house! -- באמת!"))
static let rtlStringThatFinishesInLtr = TextRoomTimelineItem(id: .randomEvent,
timestamp: .mock,
isOutgoing: true,
isEditable: false,
canBeRepliedTo: true,
isThreaded: false,
sender: .test,
content: .init(body: "באמת‏! -- house!"))
static var testView: some View {
VStack(spacing: 0) {
TextRoomTimelineView(timelineItem: base)
TextRoomTimelineView(timelineItem: sentNonLast)
TextRoomTimelineView(timelineItem: sentLast)
TextRoomTimelineView(timelineItem: sendingNonLast)
TextRoomTimelineView(timelineItem: sendingLast)
TextRoomTimelineView(timelineItem: failed)
}
}
static var languagesTestView: some View {
VStack(spacing: 0) {
TextRoomTimelineView(timelineItem: ltrString)
TextRoomTimelineView(timelineItem: rtlString)
TextRoomTimelineView(timelineItem: ltrStringThatContainsRtl)
TextRoomTimelineView(timelineItem: rtlStringThatContainsLtr)
TextRoomTimelineView(timelineItem: ltrStringThatFinishesInRtl)
TextRoomTimelineView(timelineItem: rtlStringThatFinishesInLtr)
}
}
static var previews: some View {
testView
.environmentObject(viewModel.context)
.previewDisplayName("Bubbles")
languagesTestView
.environmentObject(viewModel.context)
.previewDisplayName("Bubbles LTR with different layout languages")
languagesTestView
.environmentObject(viewModel.context)
.environment(\.layoutDirection, .rightToLeft)
.previewDisplayName("Bubbles RTL with different layout languages")
}
}