936 lines
28 KiB
Swift
936 lines
28 KiB
Swift
//
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// ReaderAPICaller.swift
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// Account
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//
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// Created by Jeremy Beker on 5/28/19.
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// Copyright © 2019 Ranchero Software, LLC. All rights reserved.
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//
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import Foundation
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import RSWeb
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import Secrets
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enum CreateReaderAPISubscriptionResult {
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case created(ReaderAPISubscription)
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case alreadySubscribed
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case notFound
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}
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final class ReaderAPICaller: NSObject {
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struct ConditionalGetKeys {
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static let subscriptions = "subscriptions"
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static let tags = "tags"
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static let taggings = "taggings"
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static let icons = "icons"
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static let unreadEntries = "unreadEntries"
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static let starredEntries = "starredEntries"
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}
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enum ReaderState: String {
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case read = "user/-/state/com.google/read"
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case starred = "user/-/state/com.google/starred"
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}
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enum ReaderStreams: String {
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case readingList = "user/-/state/com.google/reading-list"
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}
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enum ReaderAPIEndpoints: String {
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case login = "/accounts/ClientLogin"
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case token = "/reader/api/0/token"
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case disableTag = "/reader/api/0/disable-tag"
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case renameTag = "/reader/api/0/rename-tag"
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case tagList = "/reader/api/0/tag/list"
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case subscriptionList = "/reader/api/0/subscription/list"
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case subscriptionEdit = "/reader/api/0/subscription/edit"
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case subscriptionAdd = "/reader/api/0/subscription/quickadd"
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case contents = "/reader/api/0/stream/items/contents"
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case itemIds = "/reader/api/0/stream/items/ids"
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case editTag = "/reader/api/0/edit-tag"
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}
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private var transport: Transport!
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var credentials: Credentials?
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private var accessToken: String?
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weak var accountMetadata: AccountMetadata?
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var server: String? {
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get {
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return APIBaseURL?.host
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}
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}
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private var APIBaseURL: URL? {
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get {
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guard let accountMetadata = accountMetadata else {
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return nil
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}
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return accountMetadata.endpointURL
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}
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}
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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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func cancelAll() {
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transport.cancelAll()
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}
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func validateCredentials(endpoint: URL, completion: @escaping (Result<Credentials?, Error>) -> Void) {
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guard let credentials = credentials else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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let request = URLRequest(url: endpoint.appendingPathComponent(ReaderAPIEndpoints.login.rawValue), credentials: credentials)
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transport.send(request: request) { result in
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switch result {
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case .success(let (_, data)):
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guard let resultData = data else {
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completion(.failure(TransportError.noData))
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break
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}
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// Convert the return data to UTF8 and then parse out the Auth token
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guard let rawData = String(data: resultData, encoding: .utf8) else {
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completion(.failure(TransportError.noData))
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break
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}
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var authData: [String: String] = [:]
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rawData.split(separator: "\n").forEach({ (line: Substring) in
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let items = line.split(separator: "=").map{String($0)}
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authData[items[0]] = items[1]
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})
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guard let authString = authData["Auth"] else {
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completion(.failure(CredentialsError.incompleteCredentials))
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break
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}
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// Save Auth Token for later use
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self.credentials = Credentials(type: .readerAPIKey, username: credentials.username, secret: authString)
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completion(.success(self.credentials))
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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 requestAuthorizationToken(endpoint: URL, completion: @escaping (Result<String, Error>) -> Void) {
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// If we have a token already, use it
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if let accessToken = accessToken {
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completion(.success(accessToken))
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return
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}
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// Otherwise request one.
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guard let credentials = credentials else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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let request = URLRequest(url: endpoint.appendingPathComponent(ReaderAPIEndpoints.token.rawValue), credentials: credentials)
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transport.send(request: request) { result in
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switch result {
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case .success(let (_, data)):
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guard let resultData = data else {
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completion(.failure(TransportError.noData))
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break
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}
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// Convert the return data to UTF8 and then parse out the Auth token
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guard let accessToken = String(data: resultData, encoding: .utf8) else {
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completion(.failure(TransportError.noData))
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break
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}
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self.accessToken = accessToken
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completion(.success(accessToken))
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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 retrieveTags(completion: @escaping (Result<[ReaderAPITag]?, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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let url = baseURL
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.appendingPathComponent(ReaderAPIEndpoints.tagList.rawValue)
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.appendingQueryItem(URLQueryItem(name: "output", value: "json"))
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guard let callURL = url else {
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completion(.failure(TransportError.noURL))
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return
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}
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let conditionalGet = accountMetadata?.conditionalGetInfo[ConditionalGetKeys.tags]
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let request = URLRequest(url: callURL, credentials: credentials, conditionalGet: conditionalGet)
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transport.send(request: request, resultType: ReaderAPITagContainer.self) { result in
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switch result {
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case .success(let (response, wrapper)):
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self.storeConditionalGet(key: ConditionalGetKeys.tags, headers: response.allHeaderFields)
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completion(.success(wrapper?.tags))
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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 renameTag(oldName: String, newName: String, completion: @escaping (Result<Void, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
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var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.renameTag.rawValue), credentials: self.credentials)
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request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
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request.httpMethod = "POST"
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let oldTagName = "user/-/label/\(oldName)"
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let newTagName = "user/-/label/\(newName)"
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let postData = "T=\(token)&s=\(oldTagName)&dest=\(newTagName)".data(using: String.Encoding.utf8)
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self.transport.send(request: request, method: HTTPMethod.post, payload: postData!, completion: { (result) in
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switch result {
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case .success:
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completion(.success(()))
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break
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case .failure(let error):
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completion(.failure(error))
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break
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}
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})
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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 deleteTag(name: String, completion: @escaping (Result<Void, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
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var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.disableTag.rawValue), credentials: self.credentials)
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request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
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request.httpMethod = "POST"
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let tagName = "user/-/label/\(name)"
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let postData = "T=\(token)&s=\(tagName)".data(using: String.Encoding.utf8)
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self.transport.send(request: request, method: HTTPMethod.post, payload: postData!, completion: { (result) in
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switch result {
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case .success:
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completion(.success(()))
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break
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case .failure(let error):
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completion(.failure(error))
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break
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}
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})
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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 retrieveSubscriptions(completion: @escaping (Result<[ReaderAPISubscription]?, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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let url = baseURL
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.appendingPathComponent(ReaderAPIEndpoints.subscriptionList.rawValue)
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.appendingQueryItem(URLQueryItem(name: "output", value: "json"))
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guard let callURL = url else {
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completion(.failure(TransportError.noURL))
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return
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}
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let conditionalGet = accountMetadata?.conditionalGetInfo[ConditionalGetKeys.subscriptions]
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let request = URLRequest(url: callURL, credentials: credentials, conditionalGet: conditionalGet)
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transport.send(request: request, resultType: ReaderAPISubscriptionContainer.self) { result in
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switch result {
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case .success(let (response, container)):
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self.storeConditionalGet(key: ConditionalGetKeys.subscriptions, headers: response.allHeaderFields)
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completion(.success(container?.subscriptions))
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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 createSubscription(url: String, completion: @escaping (Result<CreateReaderAPISubscriptionResult, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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guard let url = URL(string: url) else {
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completion(.failure(LocalAccountDelegateError.invalidParameter))
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return
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}
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FeedFinder.find(url: url) { result in
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switch result {
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case .success(let feedSpecifiers):
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guard let bestFeedSpecifier = FeedSpecifier.bestFeed(in: feedSpecifiers),
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let url = URL(string: bestFeedSpecifier.urlString) else {
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completion(.failure(AccountError.createErrorNotFound))
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return
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}
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
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let url = baseURL
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.appendingPathComponent(ReaderAPIEndpoints.subscriptionAdd.rawValue)
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.appendingQueryItem(URLQueryItem(name: "quickadd", value: url.absoluteString))
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guard let callURL = url else {
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completion(.failure(TransportError.noURL))
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return
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}
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var request = URLRequest(url: callURL, credentials: self.credentials)
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request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
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request.httpMethod = "POST"
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let postData = "T=\(token)".data(using: String.Encoding.utf8)
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self.transport.send(request: request, method: HTTPMethod.post, data: postData!, resultType: ReaderAPIQuickAddResult.self, completion: { (result) in
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switch result {
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case .success(let (_, subResult)):
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switch subResult?.numResults {
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case 0:
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completion(.success(.alreadySubscribed))
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default:
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// We have a feed ID but need to get feed information
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guard let streamId = subResult?.streamId else {
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completion(.failure(AccountError.createErrorNotFound))
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return
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}
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// There is no call to get a single subscription entry, so we get them all,
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// look up the one we just subscribed to and return that
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self.retrieveSubscriptions(completion: { (result) in
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switch result {
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case .success(let subscriptions):
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guard let subscriptions = subscriptions else {
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completion(.failure(AccountError.createErrorNotFound))
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return
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}
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let newStreamId = "feed/\(streamId)"
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guard let subscription = subscriptions.first(where: { (sub) -> Bool in
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sub.feedID == newStreamId
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}) else {
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completion(.failure(AccountError.createErrorNotFound))
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return
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}
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completion(.success(.created(subscription)))
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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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case .failure(let error):
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completion(.failure(error))
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}
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})
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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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case .failure:
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completion(.failure(AccountError.createErrorNotFound))
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}
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}
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//
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}
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func renameSubscription(subscriptionID: String, newName: String, completion: @escaping (Result<Void, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
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var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.subscriptionEdit.rawValue), credentials: self.credentials)
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request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
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request.httpMethod = "POST"
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let postData = "T=\(token)&s=\(subscriptionID)&ac=edit&t=\(newName)".data(using: String.Encoding.utf8)
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self.transport.send(request: request, method: HTTPMethod.post, payload: postData!, completion: { (result) in
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switch result {
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case .success:
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completion(.success(()))
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break
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case .failure(let error):
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completion(.failure(error))
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break
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}
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})
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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 deleteSubscription(subscriptionID: String, completion: @escaping (Result<Void, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
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var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.subscriptionEdit.rawValue), credentials: self.credentials)
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request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
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request.httpMethod = "POST"
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let postData = "T=\(token)&s=\(subscriptionID)&ac=unsubscribe".data(using: String.Encoding.utf8)
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self.transport.send(request: request, method: HTTPMethod.post, payload: postData!, completion: { (result) in
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switch result {
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case .success:
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completion(.success(()))
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break
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case .failure(let error):
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completion(.failure(error))
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break
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}
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})
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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 createTagging(subscriptionID: String, tagName: String, completion: @escaping (Result<Void, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
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var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.subscriptionEdit.rawValue), credentials: self.credentials)
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request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
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request.httpMethod = "POST"
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let tagName = "user/-/label/\(tagName)"
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let postData = "T=\(token)&s=\(subscriptionID)&ac=edit&a=\(tagName)".data(using: String.Encoding.utf8)
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self.transport.send(request: request, method: HTTPMethod.post, payload: postData!, completion: { (result) in
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switch result {
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case .success:
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completion(.success(()))
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break
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case .failure(let error):
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completion(.failure(error))
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break
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}
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})
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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 deleteTagging(subscriptionID: String, tagName: String, completion: @escaping (Result<Void, Error>) -> Void) {
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
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return
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}
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
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var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.subscriptionEdit.rawValue), credentials: self.credentials)
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request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
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request.httpMethod = "POST"
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let tagName = "user/-/label/\(tagName)"
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let postData = "T=\(token)&s=\(subscriptionID)&ac=edit&r=\(tagName)".data(using: String.Encoding.utf8)
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self.transport.send(request: request, method: HTTPMethod.post, payload: postData!, completion: { (result) in
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switch result {
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case .success:
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completion(.success(()))
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break
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case .failure(let error):
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completion(.failure(error))
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break
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}
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})
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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 retrieveEntries(articleIDs: [String], completion: @escaping (Result<([ReaderAPIEntry]?), Error>) -> Void) {
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guard !articleIDs.isEmpty else {
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completion(.success(([ReaderAPIEntry]())))
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return
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}
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|
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guard let baseURL = APIBaseURL else {
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completion(.failure(CredentialsError.incompleteCredentials))
|
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return
|
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}
|
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|
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self.requestAuthorizationToken(endpoint: baseURL) { (result) in
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switch result {
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case .success(let token):
|
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// Do POST asking for data about all the new articles
|
|
var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.contents.rawValue), credentials: self.credentials)
|
|
request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
|
|
request.httpMethod = "POST"
|
|
|
|
// Get ids from above into hex representation of value
|
|
let idsToFetch = articleIDs.map({ (reference) -> String in
|
|
return "i=\(reference)"
|
|
}).joined(separator:"&")
|
|
|
|
let postData = "T=\(token)&output=json&\(idsToFetch)".data(using: String.Encoding.utf8)
|
|
|
|
self.transport.send(request: request, method: HTTPMethod.post, data: postData!, resultType: ReaderAPIEntryWrapper.self, completion: { (result) in
|
|
switch result {
|
|
case .success(let (_, entryWrapper)):
|
|
guard let entryWrapper = entryWrapper else {
|
|
completion(.failure(ReaderAPIAccountDelegateError.invalidResponse))
|
|
return
|
|
}
|
|
|
|
completion(.success((entryWrapper.entries)))
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
})
|
|
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
func retrieveEntries(webFeedID: String, completion: @escaping (Result<([ReaderAPIEntry]?, String?), Error>) -> Void) {
|
|
|
|
let since = Calendar.current.date(byAdding: .month, value: -3, to: Date()) ?? Date()
|
|
|
|
guard let baseURL = APIBaseURL else {
|
|
completion(.failure(CredentialsError.incompleteCredentials))
|
|
return
|
|
}
|
|
|
|
let url = baseURL
|
|
.appendingPathComponent(ReaderAPIEndpoints.itemIds.rawValue)
|
|
.appendingQueryItems([
|
|
URLQueryItem(name: "s", value: webFeedID),
|
|
URLQueryItem(name: "ot", value: String(since.timeIntervalSince1970)),
|
|
URLQueryItem(name: "output", value: "json")
|
|
])
|
|
|
|
guard let callURL = url else {
|
|
completion(.failure(TransportError.noURL))
|
|
return
|
|
}
|
|
|
|
let request = URLRequest(url: callURL, credentials: credentials, conditionalGet: nil)
|
|
|
|
transport.send(request: request, resultType: ReaderAPIReferenceWrapper.self) { result in
|
|
|
|
switch result {
|
|
case .success(let (_, unreadEntries)):
|
|
|
|
guard let itemRefs = unreadEntries?.itemRefs else {
|
|
completion(.success(([], nil)))
|
|
return
|
|
}
|
|
|
|
let itemIds = itemRefs.map { (reference) -> String in
|
|
// Convert the IDs to the (stupid) Google Hex Format
|
|
let idValue = Int(reference.itemId)!
|
|
return String(idValue, radix: 16, uppercase: false)
|
|
}
|
|
|
|
self.retrieveEntries(articleIDs: itemIds) { (results) in
|
|
switch results {
|
|
case .success(let entries):
|
|
completion(.success((entries,nil)))
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
func retrieveEntries(completion: @escaping (Result<([ReaderAPIEntry]?, String?, Int?), Error>) -> Void) {
|
|
|
|
guard let baseURL = APIBaseURL else {
|
|
completion(.failure(CredentialsError.incompleteCredentials))
|
|
return
|
|
}
|
|
|
|
let since: Date = {
|
|
if let lastArticleFetch = self.accountMetadata?.lastArticleFetchStartTime {
|
|
return lastArticleFetch
|
|
} else {
|
|
return Calendar.current.date(byAdding: .month, value: -3, to: Date()) ?? Date()
|
|
}
|
|
}()
|
|
|
|
let sinceString = since.timeIntervalSince1970
|
|
let url = baseURL
|
|
.appendingPathComponent(ReaderAPIEndpoints.itemIds.rawValue)
|
|
.appendingQueryItems([
|
|
URLQueryItem(name: "o", value: String(sinceString)),
|
|
URLQueryItem(name: "n", value: "10000"),
|
|
URLQueryItem(name: "output", value: "json"),
|
|
URLQueryItem(name: "xt", value: ReaderState.read.rawValue),
|
|
URLQueryItem(name: "s", value: ReaderStreams.readingList.rawValue)
|
|
])
|
|
|
|
guard let callURL = url else {
|
|
completion(.failure(TransportError.noURL))
|
|
return
|
|
}
|
|
|
|
let conditionalGet = accountMetadata?.conditionalGetInfo[ConditionalGetKeys.unreadEntries]
|
|
let request = URLRequest(url: callURL, credentials: credentials, conditionalGet: conditionalGet)
|
|
|
|
self.transport.send(request: request, resultType: ReaderAPIReferenceWrapper.self) { result in
|
|
|
|
switch result {
|
|
case .success(let (_, entries)):
|
|
|
|
guard let entries = entries else {
|
|
completion(.failure(ReaderAPIAccountDelegateError.invalidResponse))
|
|
return
|
|
}
|
|
|
|
self.requestAuthorizationToken(endpoint: baseURL) { (result) in
|
|
switch result {
|
|
case .success(let token):
|
|
// Do POST asking for data about all the new articles
|
|
var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.contents.rawValue), credentials: self.credentials)
|
|
request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
|
|
request.httpMethod = "POST"
|
|
|
|
// Get ids from above into hex representation of value
|
|
let idsToFetch = entries.itemRefs.map({ (reference) -> String in
|
|
let idValue = Int(reference.itemId)!
|
|
let idHexString = String(idValue, radix: 16, uppercase: false)
|
|
return "i=\(idHexString)"
|
|
}).joined(separator:"&")
|
|
|
|
let postData = "T=\(token)&output=json&\(idsToFetch)".data(using: String.Encoding.utf8)
|
|
|
|
self.transport.send(request: request, method: HTTPMethod.post, data: postData!, resultType: ReaderAPIEntryWrapper.self, completion: { (result) in
|
|
switch result {
|
|
case .success(let (response, entryWrapper)):
|
|
guard let entryWrapper = entryWrapper else {
|
|
completion(.failure(ReaderAPIAccountDelegateError.invalidResponse))
|
|
return
|
|
}
|
|
|
|
let dateInfo = HTTPDateInfo(urlResponse: response)
|
|
self.accountMetadata?.lastArticleFetchStartTime = dateInfo?.date
|
|
self.accountMetadata?.lastArticleFetchEndTime = Date()
|
|
|
|
completion(.success((entryWrapper.entries, nil, nil)))
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
})
|
|
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
|
|
case .failure(let error):
|
|
self.accountMetadata?.lastArticleFetchStartTime = nil
|
|
completion(.failure(error))
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
func retrieveEntries(page: String, completion: @escaping (Result<([ReaderAPIEntry]?, String?), Error>) -> Void) {
|
|
|
|
guard let url = URL(string: page)?.appendingQueryItem(URLQueryItem(name: "mode", value: "extended")) else {
|
|
completion(.success((nil, nil)))
|
|
return
|
|
}
|
|
let request = URLRequest(url: url, credentials: credentials)
|
|
|
|
transport.send(request: request, resultType: [ReaderAPIEntry].self) { result in
|
|
|
|
switch result {
|
|
case .success(let (response, entries)):
|
|
|
|
let pagingInfo = HTTPLinkPagingInfo(urlResponse: response)
|
|
completion(.success((entries, pagingInfo.nextPage)))
|
|
|
|
case .failure(let error):
|
|
self.accountMetadata?.lastArticleFetchStartTime = nil
|
|
completion(.failure(error))
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
func retrieveUnreadEntries(completion: @escaping (Result<[Int]?, Error>) -> Void) {
|
|
|
|
guard let baseURL = APIBaseURL else {
|
|
completion(.failure(CredentialsError.incompleteCredentials))
|
|
return
|
|
}
|
|
|
|
let url = baseURL
|
|
.appendingPathComponent(ReaderAPIEndpoints.itemIds.rawValue)
|
|
.appendingQueryItems([
|
|
URLQueryItem(name: "s", value: ReaderStreams.readingList.rawValue),
|
|
URLQueryItem(name: "n", value: "10000"),
|
|
URLQueryItem(name: "xt", value: ReaderState.read.rawValue),
|
|
URLQueryItem(name: "output", value: "json")
|
|
])
|
|
|
|
guard let callURL = url else {
|
|
completion(.failure(TransportError.noURL))
|
|
return
|
|
}
|
|
|
|
let conditionalGet = accountMetadata?.conditionalGetInfo[ConditionalGetKeys.unreadEntries]
|
|
let request = URLRequest(url: callURL, credentials: credentials, conditionalGet: conditionalGet)
|
|
|
|
transport.send(request: request, resultType: ReaderAPIReferenceWrapper.self) { result in
|
|
|
|
switch result {
|
|
case .success(let (response, unreadEntries)):
|
|
|
|
guard let itemRefs = unreadEntries?.itemRefs else {
|
|
completion(.success([]))
|
|
return
|
|
}
|
|
|
|
let itemIds = itemRefs.map{ Int($0.itemId)! }
|
|
|
|
self.storeConditionalGet(key: ConditionalGetKeys.unreadEntries, headers: response.allHeaderFields)
|
|
completion(.success(itemIds))
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
func updateStateToEntries(entries: [Int], state: ReaderState, add: Bool, completion: @escaping (Result<Void, Error>) -> Void) {
|
|
guard let baseURL = APIBaseURL else {
|
|
completion(.failure(CredentialsError.incompleteCredentials))
|
|
return
|
|
}
|
|
|
|
self.requestAuthorizationToken(endpoint: baseURL) { (result) in
|
|
switch result {
|
|
case .success(let token):
|
|
// Do POST asking for data about all the new articles
|
|
var request = URLRequest(url: baseURL.appendingPathComponent(ReaderAPIEndpoints.editTag.rawValue), credentials: self.credentials)
|
|
request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
|
|
request.httpMethod = "POST"
|
|
|
|
// Get ids from above into hex representation of value
|
|
let idsToFetch = entries.map({ (idValue) -> String in
|
|
let idHexString = String(format: "%.16llx", idValue)
|
|
return "i=\(idHexString)"
|
|
}).joined(separator:"&")
|
|
|
|
let actionIndicator = add ? "a" : "r"
|
|
|
|
let postData = "T=\(token)&\(idsToFetch)&\(actionIndicator)=\(state.rawValue)".data(using: String.Encoding.utf8)
|
|
|
|
self.transport.send(request: request, method: HTTPMethod.post, payload: postData!, completion: { (result) in
|
|
switch result {
|
|
case .success:
|
|
completion(.success(()))
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
})
|
|
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
}
|
|
|
|
func createUnreadEntries(entries: [Int], completion: @escaping (Result<Void, Error>) -> Void) {
|
|
updateStateToEntries(entries: entries, state: .read, add: false, completion: completion)
|
|
}
|
|
|
|
func deleteUnreadEntries(entries: [Int], completion: @escaping (Result<Void, Error>) -> Void) {
|
|
updateStateToEntries(entries: entries, state: .read, add: true, completion: completion)
|
|
|
|
}
|
|
|
|
func createStarredEntries(entries: [Int], completion: @escaping (Result<Void, Error>) -> Void) {
|
|
updateStateToEntries(entries: entries, state: .starred, add: true, completion: completion)
|
|
|
|
}
|
|
|
|
func deleteStarredEntries(entries: [Int], completion: @escaping (Result<Void, Error>) -> Void) {
|
|
updateStateToEntries(entries: entries, state: .starred, add: false, completion: completion)
|
|
}
|
|
|
|
func retrieveStarredEntries(completion: @escaping (Result<[Int]?, Error>) -> Void) {
|
|
guard let baseURL = APIBaseURL else {
|
|
completion(.failure(CredentialsError.incompleteCredentials))
|
|
return
|
|
}
|
|
|
|
let url = baseURL
|
|
.appendingPathComponent(ReaderAPIEndpoints.itemIds.rawValue)
|
|
.appendingQueryItems([
|
|
URLQueryItem(name: "s", value: "user/-/state/com.google/starred"),
|
|
URLQueryItem(name: "n", value: "10000"),
|
|
URLQueryItem(name: "output", value: "json")
|
|
])
|
|
|
|
guard let callURL = url else {
|
|
completion(.failure(TransportError.noURL))
|
|
return
|
|
}
|
|
|
|
let conditionalGet = accountMetadata?.conditionalGetInfo[ConditionalGetKeys.starredEntries]
|
|
let request = URLRequest(url: callURL, credentials: credentials, conditionalGet: conditionalGet)
|
|
|
|
transport.send(request: request, resultType: ReaderAPIReferenceWrapper.self) { result in
|
|
|
|
switch result {
|
|
case .success(let (response, unreadEntries)):
|
|
|
|
guard let itemRefs = unreadEntries?.itemRefs else {
|
|
completion(.success([]))
|
|
return
|
|
}
|
|
|
|
let itemIds = itemRefs.map{ Int($0.itemId)! }
|
|
|
|
self.storeConditionalGet(key: ConditionalGetKeys.starredEntries, headers: response.allHeaderFields)
|
|
completion(.success(itemIds))
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
// MARK: Private
|
|
|
|
extension ReaderAPICaller {
|
|
|
|
func storeConditionalGet(key: String, headers: [AnyHashable : Any]) {
|
|
if var conditionalGet = accountMetadata?.conditionalGetInfo {
|
|
conditionalGet[key] = HTTPConditionalGetInfo(headers: headers)
|
|
accountMetadata?.conditionalGetInfo = conditionalGet
|
|
}
|
|
}
|
|
}
|