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99 lines
2.2 KiB
Swift
99 lines
2.2 KiB
Swift
//
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// ArticleStatus.swift
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// DataModel
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//
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// Created by Brent Simmons on 7/1/17.
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// Copyright © 2017 Ranchero Software, LLC. All rights reserved.
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//
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import Foundation
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// Threading rules:
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// * Main-thread only
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// * Except: may be created on background thread by StatusesTable.
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// Which is safe, because at creation time it’t not yet shared,
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// and it won’t be mutated ever on a background thread.
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public final class ArticleStatus: Hashable {
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public enum Key: String {
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case read = "read"
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case starred = "starred"
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case userDeleted = "userDeleted"
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}
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public let articleID: String
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public let dateArrived: Date
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public var read = false
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public var starred = false
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public var userDeleted = false
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public init(articleID: String, read: Bool, starred: Bool, userDeleted: Bool, dateArrived: Date) {
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self.articleID = articleID
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self.read = read
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self.starred = starred
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self.userDeleted = userDeleted
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self.dateArrived = dateArrived
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}
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public convenience init(articleID: String, dateArrived: Date) {
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self.init(articleID: articleID, read: false, starred: false, userDeleted: false, dateArrived: dateArrived)
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}
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public func boolStatus(forKey key: ArticleStatus.Key) -> Bool {
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switch key {
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case .read:
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return read
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case .starred:
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return starred
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case .userDeleted:
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return userDeleted
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}
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}
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public func setBoolStatus(_ status: Bool, forKey key: ArticleStatus.Key) {
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switch key {
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case .read:
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read = status
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case .starred:
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starred = status
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case .userDeleted:
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userDeleted = status
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}
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}
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// MARK: - Hashable
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public func hash(into hasher: inout Hasher) {
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hasher.combine(articleID)
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}
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// MARK: - Equatable
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public static func ==(lhs: ArticleStatus, rhs: ArticleStatus) -> Bool {
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return lhs.articleID == rhs.articleID && lhs.dateArrived == rhs.dateArrived && lhs.read == rhs.read && lhs.starred == rhs.starred && lhs.userDeleted == rhs.userDeleted
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}
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}
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public extension Set where Element == ArticleStatus {
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public func articleIDs() -> Set<String> {
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return Set<String>(map { $0.articleID })
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}
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}
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public extension Array where Element == ArticleStatus {
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public func articleIDs() -> [String] {
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return map { $0.articleID }
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}
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}
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