NetNewsWire/Frameworks/Account/ContainerIdentifier.swift

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//
// ContainerIdentifier.swift
// Account
//
// Created by Maurice Parker on 11/24/19.
// Copyright © 2019 Ranchero Software, LLC. All rights reserved.
//
import Foundation
public protocol ContainerIdentifiable {
var containerID: ContainerIdentifier? { get }
}
public enum ContainerIdentifier: Hashable, Equatable {
case smartFeedController
case account(String) // accountID
case folder(String, String) // accountID, folderName
public var userInfo: [AnyHashable: AnyHashable] {
switch self {
case .smartFeedController:
return [
"type": "smartFeedController"
]
case .account(let accountID):
return [
"type": "account",
"accountID": accountID
]
case .folder(let accountID, let folderName):
return [
"type": "folder",
"accountID": accountID,
"folderName": folderName
]
}
}
public init?(userInfo: [AnyHashable: AnyHashable]) {
guard let type = userInfo["type"] as? String else { return nil }
switch type {
case "smartFeedController":
self = ContainerIdentifier.smartFeedController
case "account":
guard let accountID = userInfo["accountID"] as? String else { return nil }
self = ContainerIdentifier.account(accountID)
case "folder":
guard let accountID = userInfo["accountID"] as? String, let folderName = userInfo["folderName"] as? String else { return nil }
self = ContainerIdentifier.folder(accountID, folderName)
default:
return nil
}
}
}
extension ContainerIdentifier: Encodable {
enum CodingKeys: CodingKey {
case type
case accountID
case folderName
}
public func encode(to encoder: Encoder) throws {
var container = encoder.container(keyedBy: CodingKeys.self)
switch self {
case .smartFeedController:
try container.encode("smartFeedController", forKey: .type)
case .account(let accountID):
try container.encode("account", forKey: .type)
try container.encode(accountID, forKey: .accountID)
case .folder(let accountID, let folderName):
try container.encode("folder", forKey: .type)
try container.encode(accountID, forKey: .accountID)
try container.encode(folderName, forKey: .folderName)
}
}
}
extension ContainerIdentifier: Decodable {
public init(from decoder: Decoder) throws {
let container = try decoder.container(keyedBy: CodingKeys.self)
let type = try container.decode(String.self, forKey: .type)
switch type {
case "smartFeedController":
self = .smartFeedController
case "account":
let accountID = try container.decode(String.self, forKey: .accountID)
self = .account(accountID)
default:
let accountID = try container.decode(String.self, forKey: .accountID)
let folderName = try container.decode(String.self, forKey: .folderName)
self = .folder(accountID, folderName)
}
}
}