145 lines
3.1 KiB
Swift
145 lines
3.1 KiB
Swift
//
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// FeedbinAccountDelegate.swift
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// Account
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//
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// Created by Maurice Parker on 5/2/19.
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// Copyright © 2019 Ranchero Software, LLC. All rights reserved.
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//
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#if os(macOS)
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import AppKit
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#else
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import UIKit
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import RSCore
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#endif
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import RSWeb
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final class FeedbinAccountDelegate: AccountDelegate {
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let supportsSubFolders = false
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let server: String? = "api.feedbin.com"
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private let caller: FeedbinAPICaller
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var credentials: Credentials? {
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didSet {
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caller.credentials = credentials
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}
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}
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var accountMetadata: AccountMetadata? {
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didSet {
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caller.accountMetadata = accountMetadata
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}
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}
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init(transport: Transport) {
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caller = FeedbinAPICaller(transport: transport)
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}
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var refreshProgress = DownloadProgress(numberOfTasks: 0)
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func refreshAll(for account: Account, completion: (() -> Void)? = nil) {
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refreshAll(account) { [weak self] result in
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switch result {
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case .success():
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completion?()
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case .failure(let error):
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self?.handleError(error)
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}
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}
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}
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func renameFolder(_ folder: Folder, to name: String, completion: @escaping (Result<Void, Error>) -> Void) {
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caller.renameTag(oldName: folder.name ?? "", newName: name) { result in
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switch result {
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case .success:
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folder.name = name
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completion(.success(()))
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case .failure(let error):
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completion(.failure(error))
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}
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}
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}
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func accountDidInitialize(_ account: Account) {
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credentials = try? account.retrieveBasicCredentials()
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accountMetadata = account.metadata
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}
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static func validateCredentials(transport: Transport, credentials: Credentials, completion: @escaping (Result<Bool, Error>) -> Void) {
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let caller = FeedbinAPICaller(transport: transport)
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caller.credentials = credentials
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caller.validateCredentials() { result in
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completion(result)
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}
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}
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}
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// MARK: Private
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private extension FeedbinAccountDelegate {
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func handleError(_ error: Error) {
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// TODO: We should do a better job of error handling here.
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// We need to prompt for credentials and provide user friendly
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// errors.
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#if os(macOS)
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NSApplication.shared.presentError(error)
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#else
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UIApplication.shared.presentError(error)
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#endif
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}
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func refreshAll(_ account: Account, completion: @escaping (Result<Void, Error>) -> Void) {
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caller.retrieveTags { [weak self] result in
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switch result {
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case .success(let tags):
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self?.syncFolders(account, tags)
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completion(.success(()))
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case .failure(let error):
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completion(.failure(error))
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}
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}
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}
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func syncFolders(_ account: Account, _ tags: [FeedbinTag]?) {
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guard let tags = tags else { return }
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let tagNames = tags.map { $0.name }
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// Delete any folders not at Feedbin
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if let folders = account.folders {
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folders.forEach { folder in
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if !tagNames.contains(folder.name ?? "") {
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account.deleteFolder(folder)
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}
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}
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}
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let folderNames: [String] = {
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if let folders = account.folders {
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return folders.map { $0.name ?? "" }
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} else {
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return [String]()
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}
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}()
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// Make any folders Feedbin has, but we don't
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tagNames.forEach { tagName in
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if !folderNames.contains(tagName) {
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account.ensureFolder(with: tagName)
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}
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}
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}
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}
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