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トップに関する質問UserDefaultsで配列を保存したいのですが、どうしてもエラーになってしまいます

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質問編集履歴

2

HomeViewControllerを表示した

2018/11/07 13:50

投稿

MoonDDDD
MoonDDDD

スコア9

test CHANGED
File without changes
test CHANGED
@@ -14,11 +14,15 @@
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- ### ソースコード
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+ ### ソースコード（データクラス）
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-
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-
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-
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+
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+
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+
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- ```
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+ ```
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+
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+ import Foundation
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+
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+
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  class User:NSObject, NSCoding {
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@@ -32,6 +36,18 @@
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  var UserImage: NSData?
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+ var lives: String?
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+
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+ var sex: String?
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+
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+ var age: String?
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+
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+ var colleage: String?
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+
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+ var event: String?
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+
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+ var eventName: String?
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+
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  var like = [String]()
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@@ -54,7 +70,19 @@
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  UserImage = aDecoder.decodeObject(forKey: "userimage") as? NSData
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+ lives = aDecoder.decodeObject(forKey: "lives") as? String
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+
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+ sex = aDecoder.decodeObject(forKey: "sex") as? String
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+
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+ age = aDecoder.decodeObject(forKey: "age") as? String
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+
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+ colleage = aDecoder.decodeObject(forKey: "colleage") as? String
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+
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- like = aDecoder.decodeObject(forKey: "like") as! [String] //ここでエラーが発生する
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+ like = aDecoder.decodeObject(forKey: "like") as! [String]
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+
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+ event = aDecoder.decodeObject(forKey: "event") as? String
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+
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+ eventName = aDecoder.decodeObject(forKey: "eventname") as? String
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  }
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@@ -72,15 +100,325 @@
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  aCoder.encode(UserImage, forKey: "userimage")
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+ aCoder.encode(lives, forKey: "lives")
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+
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+ aCoder.encode(sex, forKey: "sex")
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+
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+ aCoder.encode(age,forKey: "age")
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+
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+ aCoder.encode(colleage, forKey:"colleage")
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+
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  aCoder.encode(like, forKey: "like")
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+ aCoder.encode(event, forKey: "event")
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+
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+ aCoder.encode(eventName, forKey: "eventname")
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+
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  }
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  }
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+ //現在のユーザーデータと指定している本のデータを格納するシングルトン
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+
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+
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+
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+ final class NowUser{
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+
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+ static let shared = NowUser()
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+
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+ var nowuser = User()
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+
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+ var tapuser = User()
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+
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+ var searchSwich: Bool = true
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+
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+ private init() {}
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+
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+ }
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+
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+
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+
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- ```
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+ ```
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+
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+
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+
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+
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+
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+ ### ソースコード（HomeViewController）
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+
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+
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+
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+ ```
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+
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+ import UIKit
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+
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+
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+
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+ class HomeViewController: UIViewController ,UICollectionViewDelegate, UICollectionViewDataSource{
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+
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+
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+
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+ var searchUsers = [User]()
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+
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+ var user = User()
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+
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+ var collectionView: UICollectionView!
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+
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+
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+
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+ override func viewWillAppear(_ animated: Bool) {
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+
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+ LoginCheck()
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+
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+ searchUsers.removeAll()
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+
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+ tabBarController?.tabBar.isHidden = false
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+
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+
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+
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+ //検索用のsearchUsersと全てのユーザーを表示するusersをsearchSwichで分ける処理
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+
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+ if NowUser.shared.searchSwich == false {
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+
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+ let searchUserDefaults = UserDefaults.standard
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+
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+ if let storedSearchusers = searchUserDefaults.object(forKey: "searchusers") as? Data {
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+
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+ if let unarchivesearchusers = NSKeyedUnarchiver.unarchiveObject(with: storedSearchusers) as? [User] {
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+
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+ searchUsers.append(contentsOf: unarchivesearchusers)
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+
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+ }
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+
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+ }
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+
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+ NowUser.shared.searchSwich = true
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+
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+ }else{
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+
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+ let userDefaults = UserDefaults.standard
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+
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+ if let storedusers = userDefaults.object(forKey: "users") as? Data {
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+
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+ if let unarchiveusers = NSKeyedUnarchiver.unarchiveObject(with: storedusers) as? [User] {
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+
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+ searchUsers.append(contentsOf: unarchiveusers)
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+
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+ }
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+
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+ }
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+
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+ self.navigationItem.title = "検索"
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+
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+ }
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+
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+ collectionView.reloadData()
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+
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+ }
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+
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+
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+
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+ override func viewDidLoad() {
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+
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+ super.viewDidLoad()
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+
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+ view.backgroundColor = .white
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+
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+ //NavigationBarの設定
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+
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+ let searchImageButton: UIBarButtonItem = UIBarButtonItem(image: UIImage(named:"search1"), style: UIBarButtonItemStyle.plain, target: self, action: #selector(Search(_:)))
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+
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+ self.navigationItem.leftBarButtonItem = searchImageButton
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+
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+
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+
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+ //CollectionViewの設定
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+
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+ let flowLayout: UICollectionViewFlowLayout = UICollectionViewFlowLayout()
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+
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+ flowLayout.itemSize = CGSize(width: 90, height: 120)
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+
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+ flowLayout.minimumInteritemSpacing = 20.0
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+
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+ flowLayout.minimumLineSpacing = 20.0
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+
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+ flowLayout.sectionInset = UIEdgeInsetsMake(20,20,0,20)
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+
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+ collectionView = UICollectionView(frame: self.view.bounds, collectionViewLayout: flowLayout)
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+
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+ collectionView.backgroundColor = UIColor.white
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+
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+ collectionView.register(HomeCustomCell.self, forCellWithReuseIdentifier: "HomeCustomCell")
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+
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+ collectionView.delegate = self
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+
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+ collectionView.dataSource = self
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+
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+ self.view.addSubview(collectionView)
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+
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+ }
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+
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+
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+
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+ func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
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+
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+ return searchUsers.count
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+
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+ }
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+
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+
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+
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+ func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
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+
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+ let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "HomeCustomCell", for: indexPath) as! HomeCustomCell
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+
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+ cell.userNameLabel.text = searchUsers[indexPath.row].UserName
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+
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+ cell.userImageView.image = UIImage(data: (searchUsers[indexPath.row].UserImage! as Data))?.resize(size: CGSize(width: 50, height: 50))
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+
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+ return cell
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+
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+ }
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+
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+
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+
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+ func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
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+
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+ NowUser.shared.tapuser = searchUsers[indexPath.row]
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+
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+ navigationController?.pushViewController(ProfileViewController(), animated: true)
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+
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+ }
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+
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+
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+
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+ override func didReceiveMemoryWarning() {
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+
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+ super.didReceiveMemoryWarning()
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+
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+ }
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+
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+
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+
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+ @objc func LoginCheck(){
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+
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+ if NowUser.shared.nowuser.Email == nil{
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+
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+ let nc = UINavigationController(rootViewController: LoginViewController())
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+
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+ self.present(nc, animated: true, completion: nil)
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+
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+ }
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+
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+ }
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+
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+
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+
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+ @objc func Search(_ sender: UIButton){
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+
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+ self.present(SearchViewController(), animated: true, completion: nil)
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+
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+ }
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+
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+ }
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+
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+
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+
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+
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+
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+ class HomeCustomCell: UICollectionViewCell {
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+
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+
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+
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+ let userImageView: UIImageView = {
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+
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+ let imageView = UIImageView()
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+
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+ return imageView
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+
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+ }()
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+
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+
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+
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+ let userNameLabel: UILabel = {
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+
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+ let label = UILabel()
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+
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+ label.textColor = .white
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+
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+ label.textAlignment = NSTextAlignment.center
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+
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+ return label
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+
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+ }()
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+
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+
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+
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+ override func draw(_ rect: CGRect) {
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+
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+ self.layer.cornerRadius = 10
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+
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+ self.layer.masksToBounds = true
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+
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+
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+
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+ let viewHeight10 = self.contentView.frame.height / 10
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+
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+ let viewWidth22 = self.contentView.frame.width / 22
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+
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+
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+
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+ self.contentView.addSubview(userImageView)
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+
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+ self.contentView.addSubview(userNameLabel)
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+
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+
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+
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+ self.selectedBackgroundView = UIView(frame: self.bounds)
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+
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+ self.selectedBackgroundView?.backgroundColor = .red
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+
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+
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+
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+ userNameLabel.translatesAutoresizingMaskIntoConstraints = false
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+
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+ userNameLabel.topAnchor.constraint(equalTo:contentView.topAnchor,constant: viewHeight10 * 7).isActive = true
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+
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+ userNameLabel.centerXAnchor.constraint(equalTo: contentView.centerXAnchor).isActive = true
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+
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+ userNameLabel.widthAnchor.constraint(equalToConstant: viewWidth22 * 22).isActive = true
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+
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+ userNameLabel.bottomAnchor.constraint(equalTo: contentView.bottomAnchor).isActive = true
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+
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+
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+
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+ userImageView.translatesAutoresizingMaskIntoConstraints = false
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+
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+ userImageView.topAnchor.constraint(equalTo:contentView.topAnchor).isActive = true
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+
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+ userImageView.centerXAnchor.constraint(equalTo: contentView.centerXAnchor).isActive = true
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+
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+ userImageView.widthAnchor.constraint(equalToConstant: viewWidth22 * 22).isActive = true
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+
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+ userImageView.bottomAnchor.constraint(equalTo: contentView.bottomAnchor).isActive = true
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+
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+ }
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+
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+ }
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+
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+
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+
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+
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+
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+
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+
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+ ```
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+
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+
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+
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+
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  ### ここを読み込む時にUserクラスを参照してエラーが起こりました
86
424
 

1

修正依頼に対応しました

2018/11/07 13:50

投稿

MoonDDDD
MoonDDDD

スコア9

test CHANGED
File without changes
test CHANGED
@@ -81,3 +81,25 @@
81
81
 
82
82
 
83
83
  ```
84
+
85
+ ### ここを読み込む時にUserクラスを参照してエラーが起こりました
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+
87
+
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+
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+ ```
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+
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+ let userDefaults = UserDefaults.standard
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+
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+ if let storedusers = userDefaults.object(forKey: "users") as? Data {
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+
95
+ if let unarchiveusers = NSKeyedUnarchiver.unarchiveObject(with: storedusers) as? [User] {　　　　　　　//ここでUserクラスを参照した時にエラーが起こった
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+
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+ searchUsers.append(contentsOf: unarchiveusers)
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+
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+ }
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+
101
+ }
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+
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+ ```
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+
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+ searchUsersはUser型の配列です！（　var searchUsers = [User]()　）