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Tusker/Tusker/DraftsManager.swift

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//
// DraftsManager.swift
// Tusker
//
// Created by Shadowfacts on 10/22/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
import Foundation
class DraftsManager: Codable {
private(set) static var shared: DraftsManager = load()
private static var documentsDirectory = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!
private static var archiveURL = DraftsManager.documentsDirectory.appendingPathComponent("drafts").appendingPathExtension("plist")
static func save() {
let encoder = PropertyListEncoder()
let data = try? encoder.encode(shared)
try? data?.write(to: archiveURL, options: .noFileProtection)
}
static func load() -> DraftsManager {
let decoder = PropertyListDecoder()
if let data = try? Data(contentsOf: archiveURL),
let draftsManager = try? decoder.decode(DraftsManager.self, from: data) {
return draftsManager
}
return DraftsManager()
}
private init() {}
var drafts: [Draft] = []
var sorted: [Draft] {
return drafts.sorted(by: { $0.lastModified > $1.lastModified })
}
func create(text: String) {
drafts.append(Draft(text: text, lastModified: Date()))
}
func remove(_ draft: Draft) {
let index = drafts.firstIndex(of: draft)!
drafts.remove(at: index)
}
}
extension DraftsManager {
class Draft: Codable, Equatable {
let id: UUID
private(set) var text: String
private(set) var lastModified: Date
init(text: String, lastModified: Date) {
self.id = UUID()
self.text = text
self.lastModified = lastModified
}
func update(text: String) {
self.text = text
self.lastModified = Date()
}
static func ==(lhs: Draft, rhs: Draft) -> Bool {
return lhs.id == rhs.id
}
}
}