Update the SDK and use media filename and caption internally. (#3375)

Doesn't render captions (other than in fallback places).

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/AudioRoomTimelineItem.swift

@@ -23,7 +23,7 @@ struct AudioRoomTimelineItem: EventBasedMessageTimelineItemProtocol, Equatable {
     var properties = RoomTimelineItemProperties()
     
     var body: String {
-        content.body
+        content.caption ?? content.filename
     }
     
     var contentType: EventBasedMessageTimelineItemContentType {

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/AudioRoomTimelineItemContent.swift

@@ -9,7 +9,11 @@ import UIKit
 import UniformTypeIdentifiers
 
 struct AudioRoomTimelineItemContent: Hashable {
-    let body: String
+    let filename: String
+    var caption: String?
+    var formattedCaption: AttributedString?
+    /// The original textual representation of the formatted caption directly from the event (usually HTML code)
+    var formattedCaptionHTMLString: String?
     let duration: TimeInterval
     let waveform: EstimatedWaveform?
     let source: MediaSourceProxy?

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/FileRoomTimelineItem.swift

@@ -26,7 +26,7 @@ struct FileRoomTimelineItem: EventBasedMessageTimelineItemProtocol, Equatable {
     var properties = RoomTimelineItemProperties()
     
     var body: String {
-        content.body
+        content.caption ?? content.filename
     }
     
     var contentType: EventBasedMessageTimelineItemContentType {

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/FileRoomTimelineItemContent.swift

@@ -9,7 +9,11 @@ import Foundation
 import UniformTypeIdentifiers
 
 struct FileRoomTimelineItemContent: Hashable {
-    let body: String
+    let filename: String
+    var caption: String?
+    var formattedCaption: AttributedString?
+    /// The original textual representation of the formatted caption directly from the event (usually HTML code)
+    var formattedCaptionHTMLString: String?
     let source: MediaSourceProxy?
     let thumbnailSource: MediaSourceProxy?
     let contentType: UTType?

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/ImageRoomTimelineItem.swift

@@ -25,7 +25,7 @@ struct ImageRoomTimelineItem: EventBasedMessageTimelineItemProtocol, Equatable {
     var properties = RoomTimelineItemProperties()
     
     var body: String {
-        content.body
+        content.caption ?? content.filename
     }
     
     var contentType: EventBasedMessageTimelineItemContentType {

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/ImageRoomTimelineItemContent.swift

@@ -9,7 +9,11 @@ import Foundation
 import UniformTypeIdentifiers
 
 struct ImageRoomTimelineItemContent: Hashable {
-    let body: String
+    let filename: String
+    var caption: String?
+    var formattedCaption: AttributedString?
+    /// The original textual representation of the formatted caption directly from the event (usually HTML code)
+    var formattedCaptionHTMLString: String?
     let source: MediaSourceProxy
     let thumbnailSource: MediaSourceProxy?
     var width: CGFloat?

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/VideoRoomTimelineItem.swift

@@ -25,7 +25,7 @@ struct VideoRoomTimelineItem: EventBasedMessageTimelineItemProtocol, Equatable {
     var properties = RoomTimelineItemProperties()
     
     var body: String {
-        content.body
+        content.caption ?? content.filename
     }
     
     var contentType: EventBasedMessageTimelineItemContentType {

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/VideoRoomTimelineItemContent.swift

@@ -9,7 +9,11 @@ import Foundation
 import UniformTypeIdentifiers
 
 struct VideoRoomTimelineItemContent: Hashable {
-    let body: String
+    let filename: String
+    var caption: String?
+    var formattedCaption: AttributedString?
+    /// The original textual representation of the formatted caption directly from the event (usually HTML code)
+    var formattedCaptionHTMLString: String?
     let duration: TimeInterval
     let source: MediaSourceProxy?
     let thumbnailSource: MediaSourceProxy?

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/VoiceMessageRoomTimelineItem.swift

@@ -23,7 +23,7 @@ struct VoiceMessageRoomTimelineItem: EventBasedMessageTimelineItemProtocol, Equa
     var properties = RoomTimelineItemProperties()
     
     var body: String {
-        content.body
+        content.caption ?? content.filename
     }
     
     var contentType: EventBasedMessageTimelineItemContentType {

ElementX/Sources/Services/Timeline/TimelineItems/Items/Messages/VoiceMessages/VoiceMessageRoomTimelineView.swift

@@ -63,7 +63,7 @@ struct VoiceMessageRoomTimelineView_Previews: PreviewProvider, TestablePreview {
                                                                     canBeRepliedTo: true,
                                                                     isThreaded: false,
                                                                     sender: .init(id: "Bob"),
-                                                                    content: .init(body: "audio.ogg",
+                                                                    content: .init(filename: "audio.ogg",
                                                                                    duration: 300,
                                                                                    waveform: EstimatedWaveform.mockWaveform,
                                                                                    source: nil,