102 lines
3.1 KiB
Swift
102 lines
3.1 KiB
Swift
//
|
|
// PublisherService.swift
|
|
//
|
|
//
|
|
// Created by MainasuK on 2021-12-2.
|
|
//
|
|
|
|
import UIKit
|
|
import Combine
|
|
|
|
public final class PublisherService {
|
|
|
|
var disposeBag = Set<AnyCancellable>()
|
|
|
|
// input
|
|
let apiService: APIService
|
|
|
|
@Published public private(set) var statusPublishers: [StatusPublisher] = []
|
|
|
|
// output
|
|
public let statusPublishResult = PassthroughSubject<Result<StatusPublishResult, Error>, Never>()
|
|
|
|
var currentPublishProgressObservation: NSKeyValueObservation?
|
|
@Published public var currentPublishProgress: Double = 0
|
|
|
|
public init(
|
|
apiService: APIService
|
|
) {
|
|
self.apiService = apiService
|
|
|
|
$statusPublishers
|
|
.receive(on: DispatchQueue.main)
|
|
.sink { [weak self] publishers in
|
|
guard let self = self else { return }
|
|
guard let last = publishers.last else {
|
|
self.currentPublishProgressObservation = nil
|
|
return
|
|
}
|
|
|
|
self.currentPublishProgressObservation = last.progress
|
|
.observe(\.fractionCompleted, options: [.initial, .new]) { [weak self] progress, _ in
|
|
guard let self = self else { return }
|
|
self.currentPublishProgress = progress.fractionCompleted
|
|
}
|
|
}
|
|
.store(in: &disposeBag)
|
|
|
|
$statusPublishers
|
|
.filter { $0.isEmpty }
|
|
.delay(for: 1, scheduler: DispatchQueue.main)
|
|
.sink { [weak self] _ in
|
|
guard let self = self else { return }
|
|
self.currentPublishProgress = 0
|
|
}
|
|
.store(in: &disposeBag)
|
|
|
|
statusPublishResult
|
|
.receive(on: DispatchQueue.main)
|
|
.sink { result in
|
|
switch result {
|
|
case .success:
|
|
break
|
|
// TODO:
|
|
// update store review count trigger
|
|
// UserDefaults.shared.storeReviewInteractTriggerCount += 1
|
|
case .failure:
|
|
break
|
|
}
|
|
}
|
|
.store(in: &disposeBag)
|
|
}
|
|
|
|
}
|
|
|
|
extension PublisherService {
|
|
|
|
@MainActor
|
|
public func enqueue(statusPublisher publisher: StatusPublisher, authContext: AuthContext) {
|
|
guard !statusPublishers.contains(where: { $0 === publisher }) else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
statusPublishers.append(publisher)
|
|
|
|
Task {
|
|
do {
|
|
let result = try await publisher.publish(api: apiService, authContext: authContext)
|
|
|
|
self.statusPublishResult.send(.success(result))
|
|
self.statusPublishers.removeAll(where: { $0 === publisher })
|
|
|
|
} catch is CancellationError {
|
|
self.statusPublishers.removeAll(where: { $0 === publisher })
|
|
|
|
} catch {
|
|
self.statusPublishResult.send(.failure(error))
|
|
self.currentPublishProgress = 0
|
|
}
|
|
}
|
|
}
|
|
}
|