NetNewsWire/Mac/Preferences/ExtensionPoints/ExtensionPointEnableWindowC...

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//
// ExtensionPointEnableWindowController.swift
// NetNewsWire
//
// Created by Maurice Parker on 4/8/20.
// Copyright © 2020 Ranchero Software. All rights reserved.
//
import Cocoa
import AuthenticationServices
import OAuthSwift
import Secrets
class ExtensionPointEnableWindowController: NSWindowController {
@IBOutlet weak var imageView: NSImageView!
@IBOutlet weak var titleLabel: NSTextField!
@IBOutlet weak var descriptionLabel: NSTextField!
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@IBOutlet weak var enableButton: NSButton!
private weak var hostWindow: NSWindow?
private var callbackURL: URL? = nil
private var oauth: OAuthSwift?
var extensionPointType: ExtensionPoint.Type?
convenience init() {
self.init(windowNibName: NSNib.Name("ExtensionPointEnable"))
}
override func windowDidLoad() {
super.windowDidLoad()
guard let extensionPointType = extensionPointType else { return }
imageView.image = extensionPointType.image
titleLabel.stringValue = extensionPointType.title
descriptionLabel.attributedStringValue = extensionPointType.description
}
// MARK: API
func runSheetOnWindow(_ hostWindow: NSWindow) {
self.hostWindow = hostWindow
hostWindow.beginSheet(window!)
}
// MARK: Actions
@IBAction func cancel(_ sender: Any) {
hostWindow!.endSheet(window!, returnCode: NSApplication.ModalResponse.cancel)
}
@IBAction func enable(_ sender: Any) {
guard let extensionPointType = extensionPointType else { return }
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enableButton.isEnabled = false
if let oauth1 = extensionPointType as? OAuth1SwiftProvider.Type {
enableOauth1(oauth1)
} else if let oauth2 = extensionPointType as? OAuth2SwiftProvider.Type {
enableOauth2(oauth2)
} else {
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ExtensionPointManager.shared.activateExtensionPoint(extensionPointType) { result in
if case .failure(let error) = result {
self.presentError(error)
}
self.hostWindow!.endSheet(self.window!, returnCode: NSApplication.ModalResponse.OK)
}
}
}
}
extension ExtensionPointEnableWindowController: OAuthSwiftURLHandlerType {
public func handle(_ url: URL) {
let session = ASWebAuthenticationSession(url: url, callbackURLScheme: callbackURL!.scheme, completionHandler: { (url, error) in
if let callbackedURL = url {
OAuth1Swift.handle(url: callbackedURL)
}
guard let error = error else { return }
self.oauth?.cancel()
self.oauth = nil
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DispatchQueue.main.async {
self.hostWindow!.endSheet(self.window!, returnCode: NSApplication.ModalResponse.OK)
}
if case ASWebAuthenticationSessionError.canceledLogin = error {
print("Login cancelled.")
} else {
NSApplication.shared.presentError(error)
}
})
session.presentationContextProvider = self
if !session.start() {
print("Session failed to start!!!")
}
}
}
extension ExtensionPointEnableWindowController: ASWebAuthenticationPresentationContextProviding {
public func presentationAnchor(for session: ASWebAuthenticationSession) -> ASPresentationAnchor {
return hostWindow!
}
}
private extension ExtensionPointEnableWindowController {
func enableOauth1(_ provider: OAuth1SwiftProvider.Type) {
callbackURL = provider.callbackURL
let oauth1 = provider.oauth1Swift
self.oauth = oauth1
oauth1.authorizeURLHandler = self
oauth1.authorize(withCallbackURL: callbackURL!) { [weak self] result in
guard let self = self, let extensionPointType = self.extensionPointType else { return }
switch result {
case .success(let tokenSuccess):
ExtensionPointManager.shared.activateExtensionPoint(extensionPointType, tokenSuccess: tokenSuccess) { result in
if case .failure(let error) = result {
self.presentError(error)
}
self.hostWindow!.endSheet(self.window!, returnCode: NSApplication.ModalResponse.OK)
}
case .failure(let oauthSwiftError):
self.presentError(oauthSwiftError)
}
self.oauth?.cancel()
self.oauth = nil
}
}
func enableOauth2(_ provider: OAuth2SwiftProvider.Type) {
callbackURL = provider.callbackURL
let oauth2 = provider.oauth2Swift
self.oauth = oauth2
oauth2.authorizeURLHandler = self
let oauth2Vars = provider.oauth2Vars
oauth2.authorize(withCallbackURL: callbackURL!, scope: oauth2Vars.scope, state: oauth2Vars.state, parameters: oauth2Vars.params) { [weak self] result in
guard let self = self, let extensionPointType = self.extensionPointType else { return }
switch result {
case .success(let tokenSuccess):
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ExtensionPointManager.shared.activateExtensionPoint(extensionPointType, tokenSuccess: tokenSuccess) { result in
if case .failure(let error) = result {
self.presentError(error)
}
self.hostWindow!.endSheet(self.window!, returnCode: NSApplication.ModalResponse.OK)
}
case .failure(let oauthSwiftError):
self.presentError(oauthSwiftError)
}
self.oauth?.cancel()
self.oauth = nil
}
}
}