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Initial timeline HTML support.

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This commit is contained in:
Stefan Ceriu
2022-03-24 14:47:55 +02:00
parent d3588cf6f1
commit cf42d61d27
20 changed files with 683 additions and 51 deletions
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ElementX/Sources/Services/Timeline/MockRoomTimelineController.swift
+3 -3
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@@ -14,10 +14,10 @@ class MockRoomTimelineController: RoomTimelineControllerProtocol {
let callbacks = PassthroughSubject<RoomTimelineControllerCallback, Never>()
var timelineItems: [RoomTimelineItemProtocol] = [SeparatorRoomTimelineItem(id: UUID().uuidString, text: "Yesterday"),
TextRoomTimelineItem(id: UUID().uuidString, body: "You rock!", timestamp: "10:10 AM", shouldShowSenderDetails: true, senderId: "Alice"),
TextRoomTimelineItem(id: UUID().uuidString, body: "You also rule!", timestamp: "10:11 AM", shouldShowSenderDetails: false, senderId: "Alice"),
TextRoomTimelineItem(id: UUID().uuidString, text: "You rock!", timestamp: "10:10 AM", shouldShowSenderDetails: true, senderId: "Alice"),
TextRoomTimelineItem(id: UUID().uuidString, text: "You also rule!", timestamp: "10:11 AM", shouldShowSenderDetails: false, senderId: "Alice"),
SeparatorRoomTimelineItem(id: UUID().uuidString, text: "Today"),
TextRoomTimelineItem(id: UUID().uuidString, body: "You too!", timestamp: "5 PM", shouldShowSenderDetails: true, senderId: "Bob")]
TextRoomTimelineItem(id: UUID().uuidString, text: "You too!", timestamp: "5 PM", shouldShowSenderDetails: true, senderId: "Bob")]
func paginateBackwards(_ count: UInt, callback: ((Result<Void, RoomTimelineControllerError>) -> Void)) {
callbacks.send(.updatedTimelineItems)
ElementX/Sources/Services/Timeline/TimelineItems/EventBasedTimelineItemProtocol.swift
+1 -1
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@@ -10,7 +10,7 @@ import Foundation
import UIKit
protocol EventBasedTimelineItemProtocol: RoomTimelineItemProtocol {
var body: String { get }
var text: String { get }
var timestamp: String { get }
var shouldShowSenderDetails: Bool { get }
ElementX/Sources/Services/Timeline/TimelineItems/Items/ImageRoomTimelineItem.swift
+1 -1
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@@ -11,7 +11,7 @@ import UIKit
struct ImageRoomTimelineItem: EventBasedTimelineItemProtocol, Identifiable, Equatable {
let id: String
let body: String
let text: String
let timestamp: String
let shouldShowSenderDetails: Bool
ElementX/Sources/Services/Timeline/TimelineItems/Items/TextRoomTimelineItem.swift
+2 -2
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@@ -11,8 +11,8 @@ import UIKit
struct TextRoomTimelineItem: EventBasedTimelineItemProtocol, Identifiable, Equatable {
let id: String
let body: String
var htmlBody: String?
let text: String
var attributedComponents: [AttributedStringBuilderComponent]?
let timestamp: String
let shouldShowSenderDetails: Bool
ElementX/Sources/Services/Timeline/TimelineItems/RoomTimelineItemFactory.swift
+10 -4
View File
@@ -12,11 +12,14 @@ import UIKit
struct RoomTimelineItemFactory {
private let mediaProvider: MediaProviderProtocol
private let memberDetailsProvider: MemberDetailsProviderProtocol
private let attributedStringBuilder: AttributedStringBuilderProtocol
init(mediaProvider: MediaProviderProtocol,
memberDetailsProvider: MemberDetailsProviderProtocol) {
memberDetailsProvider: MemberDetailsProviderProtocol,
attributedStringBuilder: AttributedStringBuilderProtocol) {
self.mediaProvider = mediaProvider
self.memberDetailsProvider = memberDetailsProvider
self.attributedStringBuilder = attributedStringBuilder
}
func buildTimelineItemFor(_ roomMessage: RoomMessageProtocol, showSenderDetails: Bool) -> RoomTimelineItemProtocol {
@@ -27,9 +30,12 @@ struct RoomTimelineItemFactory {
switch roomMessage {
case let message as TextRoomMessage:
let attributedText = attributedStringBuilder.fromHTML(message.htmlBody)
let attributedComponents = attributedStringBuilder.blockquoteCoalescedComponentsFrom(attributedText)
return TextRoomTimelineItem(id: message.id,
body: message.body,
htmlBody: message.htmlBody,
text: message.body,
attributedComponents: attributedComponents,
timestamp: message.originServerTs.formatted(date: .omitted, time: .shortened),
shouldShowSenderDetails: showSenderDetails,
senderId: message.sender,
@@ -37,7 +43,7 @@ struct RoomTimelineItemFactory {
senderAvatar: avatarImage)
case let message as ImageRoomMessage:
return ImageRoomTimelineItem(id: message.id,
body: message.body,
text: message.body,
timestamp: message.originServerTs.formatted(date: .omitted, time: .shortened),
shouldShowSenderDetails: showSenderDetails,
senderId: message.sender,
ElementX/Sources/Services/Timeline/TimelineItems/Views/FormattedBodyText.swift
+33
View File
@@ -0,0 +1,33 @@
//
// FormattedBodyText.swift
// ElementX
//
// Created by Stefan Ceriu on 24/03/2022.
// Copyright © 2022 Element. All rights reserved.
//
import Foundation
import SwiftUI
struct FormattedBodyText: View {
let attributedComponents: [AttributedStringBuilderComponent]
var body: some View {
VStack(alignment: .leading, spacing: 0.0) {
ForEach(attributedComponents, id: \.self) { component in
if component.isBlockquote {
HStack(spacing: 4.0) {
Rectangle()
.foregroundColor(Color.red)
.frame(width: 4.0)
Text(component.attributedString)
.fixedSize(horizontal: false, vertical: true)
}
} else {
Text(component.attributedString)
.fixedSize(horizontal: false, vertical: true)
}
}
}
}
}
ElementX/Sources/Services/Timeline/TimelineItems/Views/ImageRoomTimelineView.swift
+4 -4
View File
@@ -16,7 +16,7 @@ struct ImageRoomTimelineView: View {
if let image = timelineItem.image {
VStack(alignment: .leading) {
EventBasedTimelineView(timelineItem: timelineItem)
Text(timelineItem.body)
Text(timelineItem.text)
Image(uiImage: image)
.resizable()
.scaledToFit()
@@ -24,7 +24,7 @@ struct ImageRoomTimelineView: View {
} else {
VStack(alignment: .center) {
HStack {
Text(timelineItem.body)
Text(timelineItem.text)
Spacer()
}
ProgressView("Loading")
@@ -37,7 +37,7 @@ struct ImageRoomTimelineView_Previews: PreviewProvider {
static var previews: some View {
VStack {
let timelineItem = ImageRoomTimelineItem(id: UUID().uuidString,
body: "Some image",
text: "Some image",
timestamp: "Now",
shouldShowSenderDetails: false,
senderId: "Bob",
@@ -46,7 +46,7 @@ struct ImageRoomTimelineView_Previews: PreviewProvider {
ImageRoomTimelineView(timelineItem: timelineItem)
let timelineItem = ImageRoomTimelineItem(id: UUID().uuidString,
body: "Some other image",
text: "Some other image",
timestamp: "Now",
shouldShowSenderDetails: false,
senderId: "Bob",
ElementX/Sources/Services/Timeline/TimelineItems/Views/TextRoomTimelineView.swift
+5 -29
View File
@@ -15,52 +15,28 @@ struct TextRoomTimelineView: View {
var body: some View {
VStack(alignment: .leading) {
EventBasedTimelineView(timelineItem: timelineItem)
if let htmlString = buildHtmlString() {
Text(AttributedString(htmlString))
.fixedSize(horizontal: false, vertical: true)
if let components = timelineItem.attributedComponents {
FormattedBodyText(attributedComponents: components)
} else {
if let attributedString = try? AttributedString(markdown: timelineItem.body) {
Text(attributedString)
.fixedSize(horizontal: false, vertical: true)
} else {
Text(timelineItem.body)
.fixedSize(horizontal: false, vertical: true)
}
Text(timelineItem.text)
}
}
.id(timelineItem.id)
}
private func buildHtmlString() -> NSAttributedString? {
guard let formattedText = timelineItem.htmlBody,
let encodedData = formattedText.data(using: String.Encoding.utf8) else {
return nil
}
do {
return try NSAttributedString(data: encodedData, options: [
NSAttributedString.DocumentReadingOptionKey.documentType: NSAttributedString.DocumentType.html,
NSAttributedString.DocumentReadingOptionKey.characterEncoding: NSNumber(value: String.Encoding.utf8.rawValue)
], documentAttributes: nil)
} catch {
return nil
}
}
}
struct TextRoomTimelineView_Previews: PreviewProvider {
static var previews: some View {
VStack(spacing: 20.0) {
let timelineItem = TextRoomTimelineItem(id: UUID().uuidString,
body: "Short loin ground round tongue hamburger, fatback salami shoulder. Beef turkey sausage kielbasa strip steak. Alcatra capicola pig tail pancetta chislic.",
text: "Short loin ground round tongue hamburger, fatback salami shoulder. Beef turkey sausage kielbasa strip steak. Alcatra capicola pig tail pancetta chislic.",
timestamp: "Now",
shouldShowSenderDetails: true,
senderId: "Bob")
TextRoomTimelineView(timelineItem: timelineItem)
let timelineItem = TextRoomTimelineItem(id: UUID().uuidString,
body: "Some other text",
text: "Some other text",
timestamp: "Later",
shouldShowSenderDetails: true,
senderId: "Anne")