another.im-ios/ConversationsClassic/AppData/Store/ConversationStore.swift
2024-08-17 13:22:47 +02:00

95 lines
2.8 KiB
Swift

import AVFoundation
import Combine
import Foundation
import GRDB
import Photos
@MainActor
final class ConversationStore: ObservableObject {
@Published private(set) var messages: [Message] = []
@Published var replyText = ""
@Published var cameraAccessGranted = false
@Published var galleryAccessGranted = false
private(set) var roster: Roster
private let client: Client
private let blockSize = Const.messagesPageSize
private let messagesMax = Const.messagesMaxSize
private var messagesCancellable: AnyCancellable?
init(roster: Roster, client: Client) {
self.client = client
self.roster = roster
subscribe()
}
}
extension ConversationStore {
func sendMessage(_ message: String) async {
// prepare message
let message = Message(
id: UUID().uuidString,
type: .chat,
date: Date(),
contentType: .text,
status: .pending,
from: roster.bareJid,
to: roster.contactBareJid,
body: message,
subject: nil,
thread: nil,
oobUrl: nil
)
// store as pending on db, and send
do {
try await message.save()
try await client.sendMessage(message)
try await message.setStatus(.sent)
} catch {
try? await message.setStatus(.error)
}
}
}
extension ConversationStore {
func checkCameraAuthorization() async {
let status = AVCaptureDevice.authorizationStatus(for: .video)
var isAuthorized = status == .authorized
if status == .notDetermined {
isAuthorized = await AVCaptureDevice.requestAccess(for: .video)
}
cameraAccessGranted = isAuthorized
}
func checkGalleryAuthorization() async {
let status = PHPhotoLibrary.authorizationStatus()
var isAuthorized = status == .authorized
if status == .notDetermined {
let req = await PHPhotoLibrary.requestAuthorization(for: .readWrite)
isAuthorized = (req == .authorized) || (req == .limited)
}
galleryAccessGranted = isAuthorized
}
}
private extension ConversationStore {
func subscribe() {
messagesCancellable = ValueObservation.tracking(Message
.filter(
(Column("to") == roster.bareJid && Column("from") == roster.contactBareJid) ||
(Column("from") == roster.bareJid && Column("to") == roster.contactBareJid)
)
.order(Column("date").desc)
.fetchAll
)
.publisher(in: Database.shared.dbQueue, scheduling: .immediate)
.receive(on: DispatchQueue.main)
.sink { _ in
} receiveValue: { [weak self] messages in
self?.messages = messages
}
}
}