another.im-ios/ConversationsClassic/AppData/Client/Client+MartinMAM.swift
2024-08-19 00:11:30 +02:00

139 lines
4.9 KiB
Swift

import Combine
import Foundation
import GRDB
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
guard let self = self else { return }
Task {
await self.messageProcessor.addMessage(archived)
}
})
.store(in: &cancellables)
}
// 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
print("---")
print("Archive message received: \(message)")
print("Date: \(date)")
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) {
do {
var msg = msg
msg.date = received.timestamp
try await msg.save()
} catch {
logIt(.error, "Error saving message: \(error)")
}
}
}
}
// 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)")
// }
// }
// }
// }
// }