NetNewsWire/Frameworks/Account/Feedly/Operations/FeedlyLogoutOperation.swift

55 lines
1.3 KiB
Swift

//
// FeedlyLogoutOperation.swift
// Account
//
// Created by Kiel Gillard on 15/11/19.
// Copyright © 2019 Ranchero Software, LLC. All rights reserved.
//
import Foundation
import os.log
protocol FeedlyLogoutService {
func logout(completionHandler: @escaping (Result<Void, Error>) -> ())
}
final class FeedlyLogoutOperation: FeedlyOperation {
let service: FeedlyLogoutService
let account: Account
let log: OSLog
init(account: Account, service: FeedlyLogoutService, log: OSLog) {
self.service = service
self.account = account
self.log = log
}
override func main() {
guard !isCancelled else {
didFinish()
return
}
os_log("Requesting logout of %{public}@ account.", "\(account.type)")
service.logout(completionHandler: didCompleteLogout(_:))
}
func didCompleteLogout(_ result: Result<Void, Error>) {
assert(Thread.isMainThread)
switch result {
case .success:
os_log("Logged out of %{public}@ account.", "\(account.type)")
do {
try account.removeCredentials(type: .oauthAccessToken)
try account.removeCredentials(type: .oauthRefreshToken)
} catch {
// oh well, we tried our best.
}
didFinish()
case .failure(let error):
os_log("Logout failed because %{public}@.", error as NSError)
didFinish(error)
}
}
}