Refactor theTimelineItemIdentifier handling; stop relying on optional EventOrTransactionIds and be explicit when setting composer modes from the draft service.

ElementX/Sources/Screens/RoomScreen/ComposerToolbar/ComposerToolbarModels.swift

@@ -6,6 +6,7 @@
 //
 
 import Compound
+import MatrixRustSDK
 import SwiftUI
 import WysiwygComposer
 
@@ -283,9 +284,14 @@ extension FormatType {
 }
 
 enum ComposerMode: Equatable {
+    enum EditSource {
+        case timeline
+        case draftService
+    }
+    
     case `default`
-    case reply(itemID: TimelineItemIdentifier, replyDetails: TimelineItemReplyDetails, isThread: Bool)
-    case edit(originalItemId: TimelineItemIdentifier)
+    case reply(eventID: String, replyDetails: TimelineItemReplyDetails, isThread: Bool)
+    case edit(originalEventOrTransactionID: EventOrTransactionId, source: EditSource)
     case recordVoiceMessage(state: AudioRecorderState)
     case previewVoiceMessage(state: AudioPlayerState, waveform: WaveformSource, isUploading: Bool)
 
@@ -323,8 +329,8 @@ enum ComposerMode: Equatable {
     
     var replyEventID: String? {
         switch self {
-        case .reply(let itemID, _, _):
-            return itemID.eventID
+        case .reply(let eventID, _, _):
+            return eventID
         default:
             return nil
         }