Opens Error Log upon tapping ToastView showing logged error

AltStore/App Detail/AppViewController.swift

@@ -511,6 +511,7 @@ extension AppViewController
             {
                 DispatchQueue.main.async {
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                 }
             }

AltStore/Browse/BrowseViewController.swift

@@ -279,6 +279,7 @@ private extension BrowseViewController
                 case .failure(OperationError.cancelled): break // Ignore
                 case .failure(let error):
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                 
                 case .success: print("Installed app:", app.bundleIdentifier)

AltStore/Components/ToastView.swift

@@ -16,10 +16,17 @@ extension TimeInterval
     static let longToastViewDuration = 8.0
 }
 
+extension ToastView
+{
+    static let openErrorLogNotification = Notification.Name("ALTOpenErrorLogNotification")
+}
+
 class ToastView: RSTToastView
 {
     var preferredDuration: TimeInterval
     
+    var opensErrorLog: Bool = false
+    
     override init(text: String, detailText detailedText: String?)
     {
         if detailedText == nil
@@ -43,7 +50,10 @@ class ToastView: RSTToastView
             // RSTToastView does not expose stack view containing labels,
             // so we access it indirectly as the labels' superview.
             stackView.spacing = (detailedText != nil) ? 4.0 : 0.0
+            stackView.alignment = .leading
         }
+        
+        self.addTarget(self, action: #selector(ToastView.showErrorLog), for: .touchUpInside)
     }
     
     convenience init(error: Error)
@@ -99,6 +109,23 @@ class ToastView: RSTToastView
     
     override func show(in view: UIView, duration: TimeInterval)
     {
+        if self.opensErrorLog, #available(iOS 13, *),
+           case let configuration = UIImage.SymbolConfiguration(font: self.textLabel.font),
+           let icon = UIImage(systemName: "chevron.right.circle", withConfiguration: configuration)
+        {
+            let tintedIcon = icon.withTintColor(.white, renderingMode: .alwaysOriginal)
+            
+            let moreIconImageView = UIImageView(image: tintedIcon)
+            moreIconImageView.translatesAutoresizingMaskIntoConstraints = false
+            self.addSubview(moreIconImageView)
+            
+            NSLayoutConstraint.activate([
+                moreIconImageView.trailingAnchor.constraint(equalTo: self.trailingAnchor, constant: -self.layoutMargins.right),
+                moreIconImageView.centerYAnchor.constraint(equalTo: self.textLabel.centerYAnchor),
+                moreIconImageView.leadingAnchor.constraint(greaterThanOrEqualToSystemSpacingAfter: self.textLabel.trailingAnchor, multiplier: 1.0)
+            ])
+        }
+        
         super.show(in: view, duration: duration)
         
         let announcement = (self.textLabel.text ?? "") + ". " + (self.detailTextLabel.text ?? "")
@@ -115,3 +142,13 @@ class ToastView: RSTToastView
         self.show(in: view, duration: self.preferredDuration)
     }
 }
+
+private extension ToastView
+{
+    @objc func showErrorLog()
+    {
+        guard self.opensErrorLog else { return }
+        
+        NotificationCenter.default.post(name: ToastView.openErrorLogNotification, object: self)
+    }
+}

AltStore/My Apps/MyAppsViewController.swift

@@ -555,6 +555,8 @@ private extension MyAppsViewController
                     toastView.preferredDuration = 4.0
                 }
                 
+                toastView.opensErrorLog = true
+                
                 toastView.show(in: self)
             }
             
@@ -690,6 +692,7 @@ private extension MyAppsViewController
                     
                 case .failure(let error):
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                     
                     self.collectionView.reloadItems(at: [indexPath])
@@ -899,6 +902,7 @@ private extension MyAppsViewController
                     
                 case .failure(let error):
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                     
                     completion(.failure(error))
@@ -1063,6 +1067,7 @@ private extension MyAppsViewController
                     installedApp.isActive = false
                     
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                 }
             }
@@ -1136,6 +1141,7 @@ private extension MyAppsViewController
                     installedApp.isActive = true
                     
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                 }
             }
@@ -1168,6 +1174,7 @@ private extension MyAppsViewController
                 case .failure(let error):
                     DispatchQueue.main.async {
                         let toastView = ToastView(error: error)
+                        toastView.opensErrorLog = true
                         toastView.show(in: self)
                     }
                 }
@@ -1201,6 +1208,7 @@ private extension MyAppsViewController
                     
                     DispatchQueue.main.async {
                         let toastView = ToastView(error: error)
+                        toastView.opensErrorLog = true
                         toastView.show(in: self)
                         
                         self.collectionView.reloadSections([Section.activeApps.rawValue, Section.inactiveApps.rawValue])
@@ -1236,6 +1244,7 @@ private extension MyAppsViewController
                     
                     DispatchQueue.main.async {
                         let toastView = ToastView(error: error)
+                        toastView.opensErrorLog = true
                         toastView.show(in: self)
                     }
                 }
@@ -1325,6 +1334,7 @@ private extension MyAppsViewController
                 case .success: break
                 case .failure(let error):
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                 }
             }

AltStore/News/NewsViewController.swift

@@ -314,6 +314,7 @@ private extension NewsViewController
                 case .failure(OperationError.cancelled): break // Ignore
                 case .failure(let error):
                     let toastView = ToastView(error: error)
+                    toastView.opensErrorLog = true
                     toastView.show(in: self)
                     
                 case .success: print("Installed app:", storeApp.bundleIdentifier)

AltStore/Settings/SettingsViewController.swift

@@ -82,6 +82,7 @@ class SettingsViewController: UITableViewController
         super.init(coder: aDecoder)
         
         NotificationCenter.default.addObserver(self, selector: #selector(SettingsViewController.openPatreonSettings(_:)), name: AppDelegate.openPatreonSettingsDeepLinkNotification, object: nil)
+        NotificationCenter.default.addObserver(self, selector: #selector(SettingsViewController.openErrorLog(_:)), name: ToastView.openErrorLogNotification, object: nil)
     }
     
     override func viewDidLoad()
@@ -340,6 +341,17 @@ private extension SettingsViewController
             self.performSegue(withIdentifier: "showPatreon", sender: nil)
         }
     }
+    
+    @objc func openErrorLog(_ notification: Notification)
+    {
+        guard self.presentedViewController == nil else { return }
+        
+        self.navigationController?.popViewController(animated: false)
+        
+        DispatchQueue.main.asyncAfter(deadline: .now() + 0.2) {
+            self.performSegue(withIdentifier: "showErrorLog", sender: nil)
+        }
+    }
 }
 
 extension SettingsViewController

AltStore/TabBarController.swift

@@ -33,6 +33,7 @@ class TabBarController: UITabBarController
         NotificationCenter.default.addObserver(self, selector: #selector(TabBarController.openPatreonSettings(_:)), name: AppDelegate.openPatreonSettingsDeepLinkNotification, object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(TabBarController.importApp(_:)), name: AppDelegate.importAppDeepLinkNotification, object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(TabBarController.presentSources(_:)), name: AppDelegate.addSourceDeepLinkNotification, object: nil)
+        NotificationCenter.default.addObserver(self, selector: #selector(TabBarController.openErrorLog(_:)), name: ToastView.openErrorLogNotification, object: nil)
     }
     
     override func viewDidAppear(_ animated: Bool)
@@ -141,4 +142,9 @@ private extension TabBarController
     {
         self.selectedIndex = Tab.myApps.rawValue
     }
+    
+    @objc func openErrorLog(_ notification: Notification)
+    {
+        self.selectedIndex = Tab.settings.rawValue
+    }
 }