NetNewsWire/iOS/MasterFeed/Cell/MasterFeedTableViewIdentifi...

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//
// MasterFeedTableViewIdentifier.swift
// NetNewsWire-iOS
//
// Created by Maurice Parker on 6/3/20.
// Copyright © 2020 Ranchero Software. All rights reserved.
//
import Foundation
import Account
import RSTree
final class MasterFeedTableViewIdentifier: NSObject, NSCopying {
let feedID: FeedIdentifier?
let containerID: ContainerIdentifier?
let parentContainerID: ContainerIdentifier?
let isEditable: Bool
let isPsuedoFeed: Bool
let isFolder: Bool
let isWebFeed: Bool
let nameForDisplay: String
let url: String?
let unreadCount: Int
let childCount: Int
var account: Account? {
if isFolder, let parentContainerID = parentContainerID {
return AccountManager.shared.existingContainer(with: parentContainerID) as? Account
}
if isWebFeed, let feedID = feedID {
return (AccountManager.shared.existingFeed(with: feedID) as? WebFeed)?.account
}
return nil
}
init(node: Node, unreadCount: Int) {
let feed = node.representedObject as! Feed
self.feedID = feed.feedID
self.containerID = (node.representedObject as? Container)?.containerID
self.parentContainerID = (node.parent?.representedObject as? Container)?.containerID
self.isEditable = !(node.representedObject is PseudoFeed)
self.isPsuedoFeed = node.representedObject is PseudoFeed
self.isFolder = node.representedObject is Folder
self.isWebFeed = node.representedObject is WebFeed
self.nameForDisplay = feed.nameForDisplay
if let webFeed = node.representedObject as? WebFeed {
self.url = webFeed.url
} else {
self.url = nil
}
self.unreadCount = unreadCount
self.childCount = node.numberOfChildNodes
}
override func isEqual(_ object: Any?) -> Bool {
guard let otherIdentifier = object as? MasterFeedTableViewIdentifier else { return false }
if self === otherIdentifier { return true }
return feedID == otherIdentifier.feedID && parentContainerID == otherIdentifier.parentContainerID
}
override var hash: Int {
var hasher = Hasher()
hasher.combine(feedID)
hasher.combine(parentContainerID)
return hasher.finalize()
}
func copy(with zone: NSZone? = nil) -> Any {
return self
}
}