Files
letro-ios/ElementX/Sources/Services/Authentication/UserSession.swift
2022-03-17 18:09:29 +02:00

106 lines
2.5 KiB
Swift

//
// UserSession.swift
// ElementX
//
// Created by Stefan Ceriu on 14.02.2022.
//
import Foundation
import MatrixRustSDK
import Combine
import UIKit
import Kingfisher
enum UserSessionCallback {
case updatedRoomsList
}
private class WeakUserSessionWrapper: ClientDelegate {
private weak var userSession: UserSession?
init(userSession: UserSession) {
self.userSession = userSession
}
func didReceiveSyncUpdate() {
DispatchQueue.main.async {
self.userSession?.didReceiveSyncUpdate()
}
}
}
class UserSession: ClientDelegate {
private let client: Client
private var rooms: [RoomProxy] = [] {
didSet {
self.callbacks.send(.updatedRoomsList)
}
}
let mediaProvider: MediaProviderProtocol
deinit {
client.setDelegate(delegate: nil)
}
let callbacks = PassthroughSubject<UserSessionCallback, Never>()
init(client: Client) {
self.client = client
self.mediaProvider = MediaProvider(client: client, imageCache: ImageCache.default)
client.setDelegate(delegate: WeakUserSessionWrapper(userSession: self))
client.startSync()
}
var userIdentifier: String {
do {
return try client.userId()
} catch {
MXLog.error("Failed retrieving room info with error: \(error)")
return "Unknown user identifier"
}
}
var userDisplayName: String? {
do {
return try client.displayName()
} catch {
MXLog.error("Failed retrieving room info with error: \(error)")
return nil
}
}
func getRoomList(_ completion: @escaping ([RoomProxyProtocol]) -> Void) {
fetchRoomList(completion)
}
// MARK: ClientDelegate
func didReceiveSyncUpdate() {
fetchRoomList { [weak self] rooms in
guard let self = self else { return }
if self.rooms != rooms {
self.rooms = rooms
}
}
client.setDelegate(delegate: nil)
}
// MARK: Private
func fetchRoomList(_ completion: @escaping ([RoomProxy]) -> Void) {
DispatchQueue.global(qos: .background).async {
let rooms = self.client.conversations().map {
return RoomProxy(room: $0, messageFactory: RoomMessageFactory())
}
DispatchQueue.main.async {
completion(rooms)
}
}
}
}