281 lines
8.3 KiB
Swift
281 lines
8.3 KiB
Swift
//
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// NewsBlurAPICaller.swift
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// Account
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//
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// Created by Anh-Quang Do on 3/9/20.
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// Copyright (c) 2020 Ranchero Software, LLC. All rights reserved.
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//
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import Foundation
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import Web
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import Secrets
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final class NewsBlurAPICaller: NSObject {
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static let SessionIdCookie = "newsblur_sessionid"
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let baseURL = URL(string: "https://www.newsblur.com/")!
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var transport: Transport!
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var suspended = false
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var credentials: Credentials?
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weak var accountMetadata: AccountMetadata?
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init(transport: Transport!) {
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super.init()
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self.transport = transport
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}
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/// Cancels all pending requests rejects any that come in later
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func suspend() {
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transport.cancelAll()
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suspended = true
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}
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func resume() {
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suspended = false
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}
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func validateCredentials(completion: @escaping (Result<Credentials?, Error>) -> Void) {
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requestData(endpoint: "api/login", resultType: NewsBlurLoginResponse.self) { result in
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switch result {
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case .success((let response, let payload)):
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guard let url = response.url, let headerFields = response.allHeaderFields as? [String: String], payload?.code != -1 else {
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let error = payload?.errors?.username ?? payload?.errors?.others
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if let message = error?.first {
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completion(.failure(NewsBlurError.general(message: message)))
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} else {
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completion(.failure(NewsBlurError.unknown))
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}
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return
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}
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guard let username = self.credentials?.username else {
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completion(.failure(NewsBlurError.unknown))
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return
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}
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let cookies = HTTPCookie.cookies(withResponseHeaderFields: headerFields, for: url)
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for cookie in cookies where cookie.name == Self.SessionIdCookie {
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let credentials = Credentials(type: .newsBlurSessionId, username: username, secret: cookie.value)
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completion(.success(credentials))
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return
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}
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completion(.failure(NewsBlurError.general(message: "Failed to retrieve session")))
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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 logout(completion: @escaping (Result<Void, Error>) -> Void) {
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requestData(endpoint: "api/logout", completion: completion)
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}
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func retrieveFeeds(completion: @escaping (Result<([NewsBlurFeed]?, [NewsBlurFolder]?), Error>) -> Void) {
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let url = baseURL
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.appendingPathComponent("reader/feeds")
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.appendingQueryItems([
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URLQueryItem(name: "flat", value: "true"),
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URLQueryItem(name: "update_counts", value: "false"),
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])
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requestData(callURL: url, resultType: NewsBlurFeedsResponse.self) { result in
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switch result {
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case .success((_, let payload)):
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completion(.success((payload?.feeds, payload?.folders)))
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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 retrieveStoryHashes(endpoint: String, completion: @escaping (Result<[NewsBlurStoryHash]?, Error>) -> Void) {
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let url = baseURL
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.appendingPathComponent(endpoint)
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.appendingQueryItems([
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URLQueryItem(name: "include_timestamps", value: "true"),
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])
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requestData(
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callURL: url,
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resultType: NewsBlurStoryHashesResponse.self,
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dateDecoding: .secondsSince1970
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) { result in
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switch result {
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case .success((_, let payload)):
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let hashes = payload?.unread ?? payload?.starred
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completion(.success(hashes))
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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 retrieveUnreadStoryHashes(completion: @escaping (Result<[NewsBlurStoryHash]?, Error>) -> Void) {
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retrieveStoryHashes(
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endpoint: "reader/unread_story_hashes",
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completion: completion
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)
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}
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func retrieveStarredStoryHashes(completion: @escaping (Result<[NewsBlurStoryHash]?, Error>) -> Void) {
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retrieveStoryHashes(
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endpoint: "reader/starred_story_hashes",
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completion: completion
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)
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}
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func retrieveStories(feedID: String, page: Int, completion: @escaping (Result<([NewsBlurStory]?, Date?), Error>) -> Void) {
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let url = baseURL
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.appendingPathComponent("reader/feed/\(feedID)")
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.appendingQueryItems([
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URLQueryItem(name: "page", value: String(page)),
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URLQueryItem(name: "order", value: "newest"),
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URLQueryItem(name: "read_filter", value: "all"),
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URLQueryItem(name: "include_hidden", value: "false"),
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URLQueryItem(name: "include_story_content", value: "true"),
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])
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requestData(callURL: url, resultType: NewsBlurStoriesResponse.self) { result in
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switch result {
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case .success(let (response, payload)):
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completion(.success((payload?.stories, HTTPDateInfo(urlResponse: response)?.date)))
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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 retrieveStories(hashes: [NewsBlurStoryHash], completion: @escaping (Result<([NewsBlurStory]?, Date?), Error>) -> Void) {
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let url = baseURL
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.appendingPathComponent("reader/river_stories")
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.appendingQueryItem(.init(name: "include_hidden", value: "false"))?
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.appendingQueryItems(hashes.map {
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URLQueryItem(name: "h", value: $0.hash)
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})
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requestData(callURL: url, resultType: NewsBlurStoriesResponse.self) { result in
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switch result {
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case .success(let (response, payload)):
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completion(.success((payload?.stories, HTTPDateInfo(urlResponse: response)?.date)))
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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 markAsUnread(hashes: [String], completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/mark_story_hash_as_unread",
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payload: NewsBlurStoryStatusChange(hashes: hashes),
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completion: completion
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)
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}
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func markAsRead(hashes: [String], completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/mark_story_hashes_as_read",
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payload: NewsBlurStoryStatusChange(hashes: hashes),
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completion: completion
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)
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}
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func star(hashes: [String], completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/mark_story_hash_as_starred",
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payload: NewsBlurStoryStatusChange(hashes: hashes),
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completion: completion
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)
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}
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func unstar(hashes: [String], completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/mark_story_hash_as_unstarred",
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payload: NewsBlurStoryStatusChange(hashes: hashes),
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completion: completion
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)
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}
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func addFolder(named name: String, completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/add_folder",
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payload: NewsBlurFolderChange.add(name),
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completion: completion
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)
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}
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func renameFolder(with folder: String, to name: String, completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/rename_folder",
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payload: NewsBlurFolderChange.rename(folder, name),
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completion: completion
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)
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}
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func removeFolder(named name: String, feedIDs: [String], completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/delete_folder",
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payload: NewsBlurFolderChange.delete(name, feedIDs),
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completion: completion
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)
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}
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func addURL(_ url: String, folder: String?, completion: @escaping (Result<NewsBlurFeed?, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/add_url",
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payload: NewsBlurFeedChange.add(url, folder),
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resultType: NewsBlurAddURLResponse.self
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) { result in
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switch result {
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case .success((_, let payload)):
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completion(.success(payload?.feed))
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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 renameFeed(feedID: String, newName: String, completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/rename_feed",
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payload: NewsBlurFeedChange.rename(feedID, newName)
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) { result in
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switch result {
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case .success:
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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 deleteFeed(feedID: String, folder: String? = nil, completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/delete_feed",
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payload: NewsBlurFeedChange.delete(feedID, folder)
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) { result in
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switch result {
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case .success:
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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 moveFeed(feedID: String, from: String?, to: String?, completion: @escaping (Result<Void, Error>) -> Void) {
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sendUpdates(
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endpoint: "reader/move_feed_to_folder",
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payload: NewsBlurFeedChange.move(feedID, from, to)
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) { result in
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switch result {
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case .success:
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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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}
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