source-code

source-code/ALTs/AltStore/App IDs/AppIDsViewController.swift

@@ -0,0 +1,230 @@
+//
+//  AppIDsViewController.swift
+//  AltStore
+//
+//  Created by Riley Testut on 1/27/20.
+//  Copyright © 2020 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+import Roxas
+
+class AppIDsViewController: UICollectionViewController
+{
+    private lazy var dataSource = self.makeDataSource()
+    
+    private var didInitialFetch = false
+    private var isLoading = false {
+        didSet {
+            self.update()
+        }
+    }
+    
+    @IBOutlet var activityIndicatorBarButtonItem: UIBarButtonItem!
+    
+    override func viewDidLoad()
+    {
+        super.viewDidLoad()
+        
+        self.collectionView.dataSource = self.dataSource
+        
+        self.activityIndicatorBarButtonItem.isIndicatingActivity = true
+        
+        let refreshControl = UIRefreshControl()
+        refreshControl.addTarget(self, action: #selector(AppIDsViewController.fetchAppIDs), for: .primaryActionTriggered)
+        self.collectionView.refreshControl = refreshControl
+    }
+    
+    override func viewWillAppear(_ animated: Bool)
+    {
+        super.viewWillAppear(animated)
+        
+        if !self.didInitialFetch
+        {
+            self.fetchAppIDs()
+        }
+    }
+}
+
+private extension AppIDsViewController
+{
+    func makeDataSource() -> RSTFetchedResultsCollectionViewDataSource<AppID>
+    {
+        let fetchRequest = AppID.fetchRequest() as NSFetchRequest<AppID>
+        fetchRequest.sortDescriptors = [NSSortDescriptor(keyPath: \AppID.name, ascending: true),
+                                        NSSortDescriptor(keyPath: \AppID.bundleIdentifier, ascending: true),
+                                        NSSortDescriptor(keyPath: \AppID.expirationDate, ascending: true)]
+        fetchRequest.returnsObjectsAsFaults = false
+        
+        if let team = DatabaseManager.shared.activeTeam()
+        {
+            fetchRequest.predicate = NSPredicate(format: "%K == %@", #keyPath(AppID.team), team)
+        }
+        else
+        {
+            fetchRequest.predicate = NSPredicate(value: false)
+        }
+        
+        let dataSource = RSTFetchedResultsCollectionViewDataSource<AppID>(fetchRequest: fetchRequest, managedObjectContext: DatabaseManager.shared.viewContext)
+        dataSource.proxy = self
+        dataSource.cellConfigurationHandler = { (cell, appID, indexPath) in
+            let tintColor = UIColor.altPrimary
+            
+            let cell = cell as! BannerCollectionViewCell
+            cell.layoutMargins.left = self.view.layoutMargins.left
+            cell.layoutMargins.right = self.view.layoutMargins.right
+            cell.tintColor = tintColor
+                        
+            cell.bannerView.iconImageView.isHidden = true
+            cell.bannerView.button.isIndicatingActivity = false
+            cell.bannerView.betaBadgeView.isHidden = true
+            
+            cell.bannerView.buttonLabel.text = NSLocalizedString("Expires in", comment: "")
+            
+            if let expirationDate = appID.expirationDate
+            {
+                cell.bannerView.button.isHidden = false
+                cell.bannerView.button.isUserInteractionEnabled = false
+                
+                cell.bannerView.buttonLabel.isHidden = false
+                
+                let currentDate = Date()
+                
+                let numberOfDays = expirationDate.numberOfCalendarDays(since: currentDate)
+                
+                if numberOfDays == 1
+                {
+                    cell.bannerView.button.setTitle(NSLocalizedString("1 DAY", comment: ""), for: .normal)
+                }
+                else
+                {
+                    cell.bannerView.button.setTitle(String(format: NSLocalizedString("%@ DAYS", comment: ""), NSNumber(value: numberOfDays)), for: .normal)
+                }
+            }
+            else
+            {
+                cell.bannerView.button.isHidden = true
+                cell.bannerView.buttonLabel.isHidden = true
+            }
+                                                
+            cell.bannerView.titleLabel.text = appID.name
+            cell.bannerView.subtitleLabel.text = appID.bundleIdentifier
+            cell.bannerView.subtitleLabel.numberOfLines = 2
+            
+            // Make sure refresh button is correct size.
+            cell.layoutIfNeeded()
+        }
+        
+        return dataSource
+    }
+    
+    @objc func fetchAppIDs()
+    {
+        guard !self.isLoading else { return }
+        self.isLoading = true
+        
+        AppManager.shared.fetchAppIDs { (result) in
+            do
+            {
+                let (_, context) = try result.get()
+                try context.save()
+            }
+            catch
+            {
+                DispatchQueue.main.async {
+                    let toastView = ToastView(error: error)
+                    toastView.show(in: self)
+                }
+            }
+            
+            DispatchQueue.main.async {
+                self.isLoading = false
+            }
+        }
+    }
+    
+    func update()
+    {
+        if !self.isLoading
+        {
+            self.collectionView.refreshControl?.endRefreshing()
+            self.activityIndicatorBarButtonItem.isIndicatingActivity = false
+        }
+    }
+}
+
+extension AppIDsViewController: UICollectionViewDelegateFlowLayout
+{
+    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize
+    {
+        return CGSize(width: collectionView.bounds.width, height: 80)
+    }
+    
+    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, referenceSizeForHeaderInSection section: Int) -> CGSize
+    {
+        let indexPath = IndexPath(row: 0, section: section)
+        let headerView = self.collectionView(collectionView, viewForSupplementaryElementOfKind: UICollectionView.elementKindSectionHeader, at: indexPath)
+        
+        // Use this view to calculate the optimal size based on the collection view's width
+        let size = headerView.systemLayoutSizeFitting(CGSize(width: collectionView.frame.width, height: UIView.layoutFittingExpandedSize.height),
+                                                      withHorizontalFittingPriority: .required, // Width is fixed
+                                                      verticalFittingPriority: .fittingSizeLevel) // Height can be as large as needed
+        return size
+    }
+    
+    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, referenceSizeForFooterInSection section: Int) -> CGSize
+    {
+        return CGSize(width: collectionView.bounds.width, height: 50)
+    }
+    
+    override func collectionView(_ collectionView: UICollectionView, viewForSupplementaryElementOfKind kind: String, at indexPath: IndexPath) -> UICollectionReusableView
+    {
+        switch kind
+        {
+        case UICollectionView.elementKindSectionHeader:
+            let headerView = collectionView.dequeueReusableSupplementaryView(ofKind: kind, withReuseIdentifier: "Header", for: indexPath) as! TextCollectionReusableView
+            headerView.layoutMargins.left = self.view.layoutMargins.left
+            headerView.layoutMargins.right = self.view.layoutMargins.right
+            
+            if let activeTeam = DatabaseManager.shared.activeTeam(), activeTeam.type == .free
+            {
+                let text = NSLocalizedString("""
+                Each app and app extension installed with AltStore must register an App ID with Apple. Apple limits free developer accounts to 10 App IDs at a time.
+
+                **App IDs can't be deleted**, but they do expire after one week. AltStore will automatically renew App IDs for all active apps once they've expired.
+                """, comment: "")
+                
+                let attributedText = NSAttributedString(markdownRepresentation: text, attributes: [.font: headerView.textLabel.font as Any])
+                headerView.textLabel.attributedText = attributedText
+            }
+            else
+            {
+                headerView.textLabel.text = NSLocalizedString("""
+                Each app and app extension installed with AltStore must register an App ID with Apple.
+                
+                App IDs for paid developer accounts never expire, and there is no limit to how many you can create.
+                """, comment: "")
+            }
+            
+            return headerView
+            
+        case UICollectionView.elementKindSectionFooter:
+            let footerView = collectionView.dequeueReusableSupplementaryView(ofKind: kind, withReuseIdentifier: "Footer", for: indexPath) as! TextCollectionReusableView
+            
+            let count = self.dataSource.itemCount
+            if count == 1
+            {
+                footerView.textLabel.text = NSLocalizedString("1 App ID", comment: "")
+            }
+            else
+            {
+                footerView.textLabel.text = String(format: NSLocalizedString("%@ App IDs", comment: ""), NSNumber(value: count))
+            }
+            
+            return footerView
+            
+        default: fatalError()
+        }
+    }
+}