NetNewsWire/Importers/DefaultFeedsImporter.swift

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//
// DefaultFeedsImporter.swift
// Evergreen
//
// Created by Brent Simmons on 8/13/15.
// Copyright © 2015 Ranchero Software, LLC. All rights reserved.
//
import Foundation
import Data
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import Account
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typealias DiskFeedDictionary = [String: Any]
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struct DefaultFeedsImporter {
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static func importIfNeeded(_ firstRun: Bool, account: Account) {
if shouldImportDefaultFeeds(firstRun) {
FeedsImporter.importFeeds(defaultFeeds(), account: account)
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}
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}
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private static func defaultFeeds() -> [DiskFeedDictionary] {
let f = Bundle.main.path(forResource: "DefaultFeeds", ofType: "plist")!
return NSArray(contentsOfFile: f)! as! [DiskFeedDictionary]
}
private static func shouldImportDefaultFeeds(_ isFirstRun: Bool) -> Bool {
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if !isFirstRun || AccountManager.shared.anyAccountHasAtLeastOneFeed() {
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return false
}
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return true
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}
}
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struct FeedsImporter {
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static func importFeeds(_ feedDictionaries: [DiskFeedDictionary], account: Account) {
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let feedsToImport = feeds(with: feedDictionaries, accountID: account.accountID)
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BatchUpdate.shared.perform {
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for feed in feedsToImport {
if !account.hasFeed(with: feed.feedID) {
let _ = account.addFeed(feed, to: nil)
}
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}
}
account.dirty = true
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}
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private static func feeds(with feedDictionaries: [DiskFeedDictionary], accountID: String) -> Set<Feed> {
let feedArray = feedDictionaries.flatMap { Feed(accountID: accountID, dictionary: $0) }
return Set(feedArray)
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}
}