72 lines
1.7 KiB
Swift
72 lines
1.7 KiB
Swift
//
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// FeedlySendArticleStatusesOperation.swift
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// Account
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//
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// Created by Kiel Gillard on 14/10/19.
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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 Articles
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import SyncDatabase
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import os.log
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/// Single responsibility is to update or ensure articles from the entry provider are the only starred articles.
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final class FeedlySendArticleStatusesOperation: FeedlyOperation {
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private let database: SyncDatabase
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private let log: OSLog
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private let caller: FeedlyAPICaller
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init(database: SyncDatabase, caller: FeedlyAPICaller, log: OSLog) {
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self.database = database
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self.caller = caller
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self.log = log
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}
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override func main() {
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defer { didFinish() }
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guard !isCancelled else {
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return
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}
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os_log(.debug, log: log, "Sending article statuses...")
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let pending = database.selectForProcessing()
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let statuses: [(status: ArticleStatus.Key, flag: Bool, action: FeedlyAPICaller.MarkAction)] = [
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(.read, false, .unread),
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(.read, true, .read),
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(.starred, true, .saved),
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(.starred, false, .unsaved),
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]
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let group = DispatchGroup()
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for pairing in statuses {
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let articleIds = pending.filter { $0.key == pairing.status && $0.flag == pairing.flag }
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guard !articleIds.isEmpty else {
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continue
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}
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let ids = Set(articleIds.map { $0.articleID })
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let database = self.database
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group.enter()
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caller.mark(ids, as: pairing.action) { result in
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switch result {
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case .success:
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database.deleteSelectedForProcessing(Array(ids))
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case .failure:
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database.resetSelectedForProcessing(Array(ids))
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}
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group.leave()
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}
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}
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group.notify(queue: DispatchQueue.main) {
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os_log(.debug, log: self.log, "Done sending article statuses.")
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self.didFinish()
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}
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}
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}
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