Add iOS media placeholders

apps/ios/TeleTuiIOS/Sources/TeleTuiIOSCore/Bridge.swift

@@ -61,6 +61,7 @@ public actor FakeSessionBridge: SessionBridge {
                     senderName: "Alice",
                     text: "Hello from fake TDLib",
                     date: Self.baseMessageDate,
+                    media: .photo(PhotoMedia(fileId: 100, width: 1280, height: 720)),
                     isOutgoing: false,
                     isRead: false
                 )
@@ -72,6 +73,7 @@ public actor FakeSessionBridge: SessionBridge {
                     senderName: "Mikhail",
                     text: "Bridge smoke is green",
                     date: Self.baseMessageDate + 60,
+                    media: .voice(VoiceMedia(fileId: 200, duration: 12, mimeType: "audio/ogg")),
                     isOutgoing: true
                 )
             ],

apps/ios/TeleTuiIOS/Sources/TeleTuiIOSCore/Models.swift

@@ -91,12 +91,67 @@ public struct Reaction: Equatable, Sendable {
     }
 }
 
+public enum MediaDownloadState: Equatable, Sendable {
+    case notDownloaded
+    case downloading
+    case downloaded(path: String)
+    case error(String)
+}
+
+public struct PhotoMedia: Equatable, Sendable {
+    public var fileId: Int32
+    public var width: Int32
+    public var height: Int32
+    public var downloadState: MediaDownloadState
+
+    public init(
+        fileId: Int32,
+        width: Int32,
+        height: Int32,
+        downloadState: MediaDownloadState = .notDownloaded
+    ) {
+        self.fileId = fileId
+        self.width = width
+        self.height = height
+        self.downloadState = downloadState
+    }
+}
+
+public struct VoiceMedia: Equatable, Sendable {
+    public var fileId: Int32
+    public var duration: Int32
+    public var mimeType: String?
+    public var waveform: String?
+    public var downloadState: MediaDownloadState
+
+    public init(
+        fileId: Int32,
+        duration: Int32,
+        mimeType: String? = nil,
+        waveform: String? = nil,
+        downloadState: MediaDownloadState = .notDownloaded
+    ) {
+        self.fileId = fileId
+        self.duration = duration
+        self.mimeType = mimeType
+        self.waveform = waveform
+        self.downloadState = downloadState
+    }
+}
+
+public enum MessageMedia: Equatable, Sendable {
+    case photo(PhotoMedia)
+    case voice(VoiceMedia)
+}
+
 public struct Message: Identifiable, Equatable, Sendable {
     public var id: Int64
     public var chatId: Int64
     public var senderName: String
     public var text: String
     public var date: Int32
+    public var mediaAlbumId: Int64?
+    public var media: MessageMedia?
     public var isOutgoing: Bool
     public var isRead: Bool
     public var editDate: Int32?
@@ -110,6 +165,8 @@ public struct Message: Identifiable, Equatable, Sendable {
         senderName: String,
         text: String,
         date: Int32 = 0,
+        mediaAlbumId: Int64? = nil,
+        media: MessageMedia? = nil,
         isOutgoing: Bool,
         isRead: Bool = true,
         editDate: Int32? = nil,
@@ -122,6 +179,8 @@ public struct Message: Identifiable, Equatable, Sendable {
         self.senderName = senderName
         self.text = text
         self.date = date
+        self.mediaAlbumId = mediaAlbumId
+        self.media = media
         self.isOutgoing = isOutgoing
         self.isRead = isRead
         self.editDate = editDate

apps/ios/TeleTuiIOS/Sources/TeleTuiIOSCore/UniFfiSessionBridge.swift

@@ -199,6 +199,41 @@ public actor UniFfiSessionBridge: SessionBridge {
         Reaction(emoji: reaction.emoji, count: reaction.count, isChosen: reaction.isChosen)
     }
 
+    private static func mapDownloadState(_ state: IosDownloadState) -> MediaDownloadState {
+        switch state {
+        case .notDownloaded:
+            .notDownloaded
+        case .downloading:
+            .downloading
+        case let .downloaded(path):
+            .downloaded(path: path)
+        case let .error(message):
+            .error(message)
+        }
+    }
+
+    private static func mapMedia(_ media: IosMedia) -> MessageMedia? {
+        switch media.kind {
+        case "photo":
+            .photo(PhotoMedia(
+                fileId: media.fileId,
+                width: media.width ?? 0,
+                height: media.height ?? 0,
+                downloadState: mapDownloadState(media.downloadState)
+            ))
+        case "voice":
+            .voice(VoiceMedia(
+                fileId: media.fileId,
+                duration: media.duration ?? 0,
+                mimeType: media.mimeType,
+                waveform: media.waveform,
+                downloadState: mapDownloadState(media.downloadState)
+            ))
+        default:
+            nil
+        }
+    }
+
     private static func mapMessage(_ message: IosMessage, chatId: Int64) -> Message {
         Message(
             id: message.id,
@@ -206,6 +241,8 @@ public actor UniFfiSessionBridge: SessionBridge {
             senderName: message.senderName,
             text: message.text,
             date: message.date,
+            mediaAlbumId: message.mediaAlbumId,
+            media: message.media.flatMap(mapMedia),
             isOutgoing: message.isOutgoing,
             isRead: message.isRead,
             editDate: message.editDate,

apps/ios/TeleTuiIOS/Sources/TeleTuiIOSCore/Views.swift

@@ -657,6 +657,9 @@ public struct MessageRow: View {
                         .font(.caption)
                         .foregroundStyle(.secondary)
                 }
+                if let media = message.media {
+                    MediaPlaceholderView(media: media, mediaAlbumId: message.mediaAlbumId)
+                }
                 Text(renderedText)
                     .textSelection(.enabled)
                 if !message.reactions.isEmpty {
@@ -706,6 +709,81 @@ public struct MessageRow: View {
     }()
 }
 
+public struct MediaPlaceholderView: View {
+    public var media: MessageMedia
+    public var mediaAlbumId: Int64?
+
+    public init(media: MessageMedia, mediaAlbumId: Int64? = nil) {
+        self.media = media
+        self.mediaAlbumId = mediaAlbumId
+    }
+
+    public var body: some View {
+        HStack(spacing: 8) {
+            Image(systemName: iconName)
+                .frame(width: 22, height: 22)
+                .foregroundStyle(.blue)
+            VStack(alignment: .leading, spacing: 2) {
+                HStack(spacing: 6) {
+                    Text(title)
+                        .font(.subheadline)
+                    if mediaAlbumId != nil {
+                        Image(systemName: "square.stack.3d.up.fill")
+                            .font(.caption2)
+                            .foregroundStyle(.secondary)
+                    }
+                }
+                Text(detail)
+                    .font(.caption2)
+                    .foregroundStyle(.secondary)
+            }
+            Spacer(minLength: 0)
+        }
+        .padding(8)
+        .background(Color.gray.opacity(0.10), in: RoundedRectangle(cornerRadius: 8))
+    }
+
+    private var iconName: String {
+        switch media {
+        case .photo:
+            "photo"
+        case .voice:
+            "waveform"
+        }
+    }
+
+    private var title: String {
+        switch media {
+        case .photo:
+            "Photo"
+        case .voice:
+            "Voice"
+        }
+    }
+
+    private var detail: String {
+        switch media {
+        case let .photo(photo):
+            "\(photo.width)x\(photo.height) · \(downloadLabel(photo.downloadState))"
+        case let .voice(voice):
+            "\(voice.duration)s · \(downloadLabel(voice.downloadState))"
+        }
+    }
+
+    private func downloadLabel(_ state: MediaDownloadState) -> String {
+        switch state {
+        case .notDownloaded:
+            "not downloaded"
+        case .downloading:
+            "downloading"
+        case .downloaded:
+            "downloaded"
+        case .error:
+            "error"
+        }
+    }
+}
+
 public struct ComposeBar: View {
     @Binding public var text: String
     public var replyTo: Message?

apps/ios/TeleTuiIOS/Sources/TeleTuiIOSSmokeTests/main.swift

@@ -70,6 +70,13 @@ struct TeleTuiIOSSmokeTests {
         precondition(viewModel.messages.count == 1)
         precondition(viewModel.messages[0].date == 1_700_000_000)
         precondition(viewModel.pinnedMessages.map(\.id) == [1])
+        if case let .photo(photo) = viewModel.messages[0].media {
+            precondition(photo.fileId == 100)
+            precondition(photo.width == 1280)
+            precondition(photo.height == 720)
+        } else {
+            preconditionFailure("fake saved message should contain photo media")
+        }
 
         viewModel.composeText = "Hi from SwiftUI"
         await viewModel.send()