72 lines
1.9 KiB
Swift
72 lines
1.9 KiB
Swift
//
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// FeedlyGetEntriesOperation.swift
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// Account
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//
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// Created by Kiel Gillard on 28/10/19.
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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 os.log
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import RSParser
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/// Get full entries for the entry identifiers.
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final class FeedlyGetEntriesOperation: FeedlyOperation, FeedlyEntryProviding, FeedlyParsedItemProviding {
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let account: Account
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let service: FeedlyGetEntriesService
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let provider: FeedlyEntryIdentifierProviding
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let log: OSLog
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init(account: Account, service: FeedlyGetEntriesService, provider: FeedlyEntryIdentifierProviding, log: OSLog) {
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self.account = account
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self.service = service
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self.provider = provider
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self.log = log
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}
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private (set) var entries = [FeedlyEntry]()
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private var storedParsedEntries: Set<ParsedItem>?
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var parsedEntries: Set<ParsedItem> {
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if let entries = storedParsedEntries {
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return entries
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}
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let parsed = Set(entries.compactMap {
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FeedlyEntryParser(entry: $0).parsedItemRepresentation
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})
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// TODO: Fix the below. There’s an error on the os.log line: "Expression type '()' is ambiguous without more context"
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// if parsed.count != entries.count {
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// let entryIds = Set(entries.map { $0.id })
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// let parsedIds = Set(parsed.map { $0.uniqueID })
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// let difference = entryIds.subtracting(parsedIds)
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// os_log(.debug, log: log, "%{public}@ dropping articles with ids: %{public}@.", self, difference)
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// }
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storedParsedEntries = parsed
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return parsed
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}
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var parsedItemProviderName: String {
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return name ?? String(describing: Self.self)
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}
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override func run() {
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service.getEntries(for: provider.entryIds) { result in
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switch result {
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case .success(let entries):
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self.entries = entries
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self.didFinish()
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case .failure(let error):
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os_log(.debug, log: self.log, "Unable to get entries: %{public}@.", error as NSError)
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self.didFinish(with: error)
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}
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}
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}
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}
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