ConversationsClassic/AppData/Client/Client+MartinMAM.swift

@@ -5,19 +5,70 @@ import Martin
 
 final class ClientMartinMAM {
     private var cancellables: Set<AnyCancellable> = []
+    private let messageProcessor: ArchivedMessageProcessor
 
     init(_ xmppConnection: XMPPClient) {
+        messageProcessor = ArchivedMessageProcessor()
+
         // subscribe to archived messages
         xmppConnection.module(.mam).archivedMessagesPublisher
             .sink(receiveValue: { [weak self] archived in
-                let message = archived.message
-                message.attribute("archived_date", newValue: "\(archived.timestamp.timeIntervalSince1970)")
-                self?.handleMessage(archived)
+                guard let self = self else { return }
+                Task {
+                    await self.messageProcessor.addMessage(archived)
+                }
             })
             .store(in: &cancellables)
     }
 
-    private func handleMessage(_ received: Martin.MessageArchiveManagementModule.ArchivedMessageReceived) {
+    // func requestArchivedMessages(for roster: Roster, before: String? = nil, after: String? = nil, in module: MessageArchiveManagementModule) async {
+    //     print(roster, before, after, module)
+    //
+    //     // let endDate = Date()
+    //     // let startDate = Calendar.current.date(byAdding: .day, value: -Const.mamRequestDaysLength, to: endDate) ?? Date()
+    //     // let response = try? await module.queryItems(
+    //     //     componentJid: JID(credentials.bareJid),
+    //     //     with: JID(roster.bareJid),
+    //     //     start: startDate,
+    //     //     end: endDate,
+    //     //     queryId: UUID().uuidString
+    //     // )
+    //     // let query: RSM.Query = .init(before: nil, after: nil, max: nil)
+    // }
+
+    // func requestArchivedMessages(for roster: Roster, before: String? = nil, after: String? = nil) async {
+    //     assert(before != nil || after != nil, "Either before or after must be provided")
+    //     if !discoManager.features.map({ $0.xep }).contains("XEP-0313") {
+    //         return
+    //     }
+    //     let module = connection.module(MessageArchiveManagementModule.self)
+    //     await mamManager.requestArchivedMessages(for: roster, before: before, after: after, in: module)
+    // }
+}
+
+private actor ArchivedMessageProcessor {
+    private var messageBuffer: [Martin.MessageArchiveManagementModule.ArchivedMessageReceived] = []
+    private let batchSize = 20
+
+    func addMessage(_ message: Martin.MessageArchiveManagementModule.ArchivedMessageReceived) async {
+        messageBuffer.append(message)
+        if messageBuffer.count >= batchSize {
+            await processBatch()
+        }
+    }
+
+    private func processBatch() async {
+        guard !messageBuffer.isEmpty else { return }
+
+        let batch = messageBuffer.prefix(batchSize)
+        messageBuffer.removeFirst(min(batchSize, messageBuffer.count))
+
+        for archived in batch {
+            await handleMessage(archived)
+        }
+    }
+
+    private func handleMessage(_ received: Martin.MessageArchiveManagementModule.ArchivedMessageReceived) async {
         let message = received.message
         let date = received.timestamp
         #if DEBUG
@@ -27,8 +78,16 @@ final class ClientMartinMAM {
             print("---")
         #endif
 
+        // Skip archived message if such message already exists in the database
+        if let archiveId = message.id {
+            try? await Database.shared.dbQueue.read { db in
+                if try Message.fetchOne(db, key: archiveId) != nil {
+                    return
+                }
+            }
+        }
+
         if let msg = Message.map(message) {
-            Task {
             do {
                 var msg = msg
                 msg.date = received.timestamp
@@ -39,4 +98,41 @@ final class ClientMartinMAM {
         }
     }
 }
-}
+
+// final class ClientMartinMAM {
+//     private var cancellables: Set<AnyCancellable> = []
+//
+//     init(_ xmppConnection: XMPPClient) {
+//         // subscribe to archived messages
+//         xmppConnection.module(.mam).archivedMessagesPublisher
+//             .sink(receiveValue: { [weak self] archived in
+//                 let message = archived.message
+//                 message.attribute("archived_date", newValue: "\(archived.timestamp.timeIntervalSince1970)")
+//                 self?.handleMessage(archived)
+//             })
+//             .store(in: &cancellables)
+//     }
+//
+//     private func handleMessage(_ received: Martin.MessageArchiveManagementModule.ArchivedMessageReceived) {
+//         let message = received.message
+//         let date = received.timestamp
+//         #if DEBUG
+//             print("---")
+//             print("Archive message received: \(message)")
+//             print("Date: \(date)")
+//             print("---")
+//         #endif
+//
+//         if let msg = Message.map(message) {
+//             Task {
+//                 do {
+//                     var msg = msg
+//                     msg.date = received.timestamp
+//                     try await msg.save()
+//                 } catch {
+//                     logIt(.error, "Error saving message: \(error)")
+//                 }
+//             }
+//         }
+//     }
+// }

ConversationsClassic/AppData/Client/Client.swift

@@ -140,18 +140,6 @@ extension Client {
             throw URLError(.badServerResponse)
         }
     }
-
-    func requestArchivedMessages(for roster: Roster) async {
-        print(roster)
-
-        // if !discoManager.features.map({ $0.xep }).contains("XEP-0313") {
-        //     return
-        // }
-        // let module = connection.module(MessageArchiveManagementModule.self)
-        // let endDate = Date()
-        // let startDate = Calendar.current.date(byAdding: .day, value: -Const.mamRequestDaysLength, to: endDate) ?? Date()
-        // let response = try? await module.queryItems(componentJid: JID(credentials.bareJid), with: JID(roster.bareJid), start: startDate, end: endDate, queryId: UUID().uuidString)
-    }
 }
 
 extension Client {

ConversationsClassic/UIToolkit/View+Flip.swift

@@ -0,0 +1,15 @@
+import SwiftUI
+
+struct FlipView: ViewModifier {
+    func body(content: Content) -> some View {
+        content
+            .rotationEffect(.radians(Double.pi))
+            .scaleEffect(x: -1, y: 1, anchor: .center)
+    }
+}
+
+extension View {
+    func flip() -> some View {
+        modifier(FlipView())
+    }
+}

ConversationsClassic/View/Main/Conversation/ConversationScreen.swift

@@ -34,10 +34,12 @@ struct ConversationScreen: View {
                 let messages = messages.messages
                 if !messages.isEmpty {
                     ScrollViewReader { proxy in
-                        List {
+                        ScrollView {
+                            LazyVStack(spacing: 0) {
                                 ForEach(messages) { message in
                                     ConversationMessageRow(message: message)
                                         .id(message.id)
+                                        .flip()
                                         .onAppear {
                                             if message.id == messages.first?.id {
                                                 firstIsVisible = true
@@ -51,13 +53,10 @@ struct ConversationScreen: View {
                                             }
                                         }
                                 }
-                            .rotationEffect(.degrees(180))
                             }
-                        .rotationEffect(.degrees(180))
-                        .listStyle(.plain)
-                        .background(Color.Material.Background.light)
+                        }
+                        .flip()
                         .scrollDismissesKeyboard(.immediately)
-                        .scrollIndicators(.hidden)
                         .onChange(of: autoScroll) { new in
                             if new, !firstIsVisible {
                                 withAnimation {