Enables accounts and their delegates to prepare to be deleted. Provides a variation of the Account Inspector on iOS for Feedly.

Frameworks/Account/Account.swift

@@ -399,6 +399,10 @@ public final class Account: DisplayNameProvider, UnreadCountProvider, Container,
 		opmlFile.save()
 	}
 	
+	public func prepareForDeletion() {
+		delegate.accountWillBeDeleted(self)
+	}
+	
 	func loadOPMLItems(_ items: [RSOPMLItem], parentFolder: Folder?) {
 		var feedsToAdd = Set<Feed>()
 

Frameworks/Account/AccountDelegate.swift

@@ -46,6 +46,8 @@ protocol AccountDelegate {
 
 	// Called at the end of account’s init method.
 	func accountDidInitialize(_ account: Account)
+	
+	func accountWillBeDeleted(_ account: Account)
 
 	static func validateCredentials(transport: Transport, credentials: Credentials, endpoint: URL?, completion: @escaping (Result<Credentials?, Error>) -> Void)
 	

Frameworks/Account/AccountManager.swift

@@ -138,6 +138,8 @@ public final class AccountManager: UnreadCountProvider {
 			return
 		}
 		
+		account.prepareForDeletion()
+		
 		accountsDictionary.removeValue(forKey: account.accountID)
 		account.isDeleted = true
 		

Frameworks/Account/Feedbin/FeedbinAccountDelegate.swift

@@ -541,6 +541,9 @@ final class FeedbinAccountDelegate: AccountDelegate {
 		credentials = try? account.retrieveCredentials(type: .basic)
 	}
 	
+	func accountWillBeDeleted(_ account: Account) {
+	}
+	
 	static func validateCredentials(transport: Transport, credentials: Credentials, endpoint: URL? = nil, completion: @escaping (Result<Credentials?, Error>) -> Void) {
 		
 		let caller = FeedbinAPICaller(transport: transport)

Frameworks/Account/Feedly/FeedlyAccountDelegate.swift

@@ -486,6 +486,10 @@ final class FeedlyAccountDelegate: AccountDelegate {
 		operationQueue.addOperation(refreshAccessToken)
 	}
 	
+	func accountWillBeDeleted(_ account: Account) {
+		
+	}
+	
 	static func validateCredentials(transport: Transport, credentials: Credentials, endpoint: URL?, completion: @escaping (Result<Credentials?, Error>) -> Void) {
 		assertionFailure("An `account` instance should enqueue an \(FeedlyRefreshAccessTokenOperation.self) instead.")
 		completion(.success(credentials))

Frameworks/Account/LocalAccount/LocalAccountDelegate.swift

@@ -195,6 +195,9 @@ final class LocalAccountDelegate: AccountDelegate {
 
 	func accountDidInitialize(_ account: Account) {
 	}
+	
+	func accountWillBeDeleted(_ account: Account) {
+	}
 
 	static func validateCredentials(transport: Transport, credentials: Credentials, endpoint: URL? = nil, completion: (Result<Credentials?, Error>) -> Void) {
 		return completion(.success(nil))

Frameworks/Account/ReaderAPI/ReaderAPIAccountDelegate.swift

@@ -418,6 +418,9 @@ final class ReaderAPIAccountDelegate: AccountDelegate {
 		credentials = try? account.retrieveCredentials(type: .readerAPIKey)
 	}
 	
+	func accountWillBeDeleted(_ account: Account) {
+	}
+	
 	static func validateCredentials(transport: Transport, credentials: Credentials, endpoint: URL?, completion: @escaping (Result<Credentials?, Error>) -> Void) {
 		guard let endpoint = endpoint else {
 			completion(.failure(TransportError.noURL))

Mac/Preferences/Accounts/AccountsDetailViewController.swift

@@ -28,6 +28,19 @@ final class AccountsDetailViewController: NSViewController, NSTextFieldDelegate
 		super.init(coder: coder)
 	}
 	
+	private var hidesCredentialsButton: Bool {
+		guard let account = account else {
+			return true
+		}
+		switch account.type {
+		case .onMyMac,
+			 .feedly:
+			return true
+		default:
+			return false
+		}
+	}
+	
 	override func viewDidLoad() {
 		super.viewDidLoad()
 		
@@ -35,7 +48,7 @@ final class AccountsDetailViewController: NSViewController, NSTextFieldDelegate
 		typeLabel.stringValue = account?.defaultName ?? ""
 		nameTextField.stringValue = account?.name ?? ""
 		activeButton.state = account?.isActive ?? false ? .on : .off
-		credentialsButton.isHidden = account?.type ?? .onMyMac == .onMyMac
+		credentialsButton.isHidden = hidesCredentialsButton
 	}
 	
 	func controlTextDidEndEditing(_ obj: Notification) {
@@ -66,8 +79,6 @@ final class AccountsDetailViewController: NSViewController, NSTextFieldDelegate
 			accountsFreshRSSWindowController.account = account
 			accountsFreshRSSWindowController.runSheetOnWindow(self.view.window!)
 			accountsWindowController = accountsFreshRSSWindowController
-		case .feedly:
-			assertionFailure("Implement feedly logout window controller")
 			break
 		default:
 			break

iOS/Inspector/AccountInspectorViewController.swift

@@ -64,10 +64,20 @@ class AccountInspectorViewController: UITableViewController {
 	}
 	
 	@IBAction func deleteAccount(_ sender: Any) {
-		let title = NSLocalizedString("Delete Account", comment: "Delete Account")
+		guard let account = account else {
-		let message = NSLocalizedString("Are you sure you want to delete this account?  This can not be undone.", comment: "Delete Account")
+			return
-		let alertController = UIAlertController(title: title, message: message, preferredStyle: .alert)
+		}
 		
+		let title = NSLocalizedString("Delete Account", comment: "Delete Account")
+		let message: String = {
+			switch account.type {
+			case .feedly:
+				return NSLocalizedString("Are you sure you want to delete this account?  NetNewsWire will no longer be able to access articles and feeds unless the account is added again.", comment: "Log Out and Delete Account")
+			default:
+				return NSLocalizedString("Are you sure you want to delete this account?  This can not be undone.", comment: "Delete Account")
+			}
+		}()
+		let alertController = UIAlertController(title: title, message: message, preferredStyle: .alert)
 		let cancelTitle = NSLocalizedString("Cancel", comment: "Cancel")
 		let cancelAction = UIAlertAction(title: cancelTitle, style: .cancel)
 		alertController.addAction(cancelAction)
@@ -86,19 +96,31 @@ class AccountInspectorViewController: UITableViewController {
 		
 		present(alertController, animated: true)
 	}
-	
 }
 
 // MARK: Table View
 
 extension AccountInspectorViewController {
+	
+	var hidesCredentialsSection: Bool {
+		guard let account = account else {
+			return true
+		}
+		switch account.type {
+		case .onMyMac,
+			 .feedly:
+			return true
+		default:
+			return false
+		}
+	}
 
 	override func numberOfSections(in tableView: UITableView) -> Int {
 		guard let account = account else { return 0 }
 		
 		if account == AccountManager.shared.defaultAccount {
 			return 1
-		} else if account.type == .onMyMac {
+		} else if hidesCredentialsSection {
 			return 2
 		} else {
 			return super.numberOfSections(in: tableView)
@@ -124,7 +146,7 @@ extension AccountInspectorViewController {
 	override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
 		let cell: UITableViewCell
 		
-		if indexPath.section == 1, let account = account, account.type == .onMyMac {
+		if indexPath.section == 1, hidesCredentialsSection {
 			cell = super.tableView(tableView, cellForRowAt: IndexPath(row: 0, section: 2))
 		} else {
 			cell = super.tableView(tableView, cellForRowAt: indexPath)