From f51e41efab301e036d17160b9cf9aed11d649b0a Mon Sep 17 00:00:00 2001
From: Riley Testut <riley@rileytestut.com>
Date: Thu, 19 Sep 2019 22:20:10 -0700
Subject: [PATCH] Hides Settings Debug section behind swipe gesture

---
 AltStore/AppDelegate.swift                    |  4 ++
 .../Extensions/UserDefaults+AltStore.swift    |  1 +
 .../Settings/SettingsViewController.swift     | 49 +++++++++++++++++++
 3 files changed, 54 insertions(+)

diff --git a/AltStore/AppDelegate.swift b/AltStore/AppDelegate.swift
index 39142f9c..ba3d8944 100644
--- a/AltStore/AppDelegate.swift
+++ b/AltStore/AppDelegate.swift
@@ -78,6 +78,10 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         
         UserDefaults.standard.preferredServerID = Bundle.main.object(forInfoDictionaryKey: Bundle.Info.serverID) as? String
         
+        #if DEBUG || BETA
+        UserDefaults.standard.isDebugModeEnabled = true
+        #endif
+        
         self.prepareForBackgroundFetch()
         
         return true
diff --git a/AltStore/Extensions/UserDefaults+AltStore.swift b/AltStore/Extensions/UserDefaults+AltStore.swift
index a17637f4..3f940679 100644
--- a/AltStore/Extensions/UserDefaults+AltStore.swift
+++ b/AltStore/Extensions/UserDefaults+AltStore.swift
@@ -17,6 +17,7 @@ extension UserDefaults
     @NSManaged var preferredServerID: String?
     
     @NSManaged var isBackgroundRefreshEnabled: Bool
+    @NSManaged var isDebugModeEnabled: Bool
     
     func registerDefaults()
     {
diff --git a/AltStore/Settings/SettingsViewController.swift b/AltStore/Settings/SettingsViewController.swift
index d4085012..b8e5c634 100644
--- a/AltStore/Settings/SettingsViewController.swift
+++ b/AltStore/Settings/SettingsViewController.swift
@@ -43,6 +43,9 @@ class SettingsViewController: UITableViewController
     
     private var prototypeHeaderFooterView: SettingsHeaderFooterView!
     
+    private var debugGestureCounter = 0
+    private weak var debugGestureTimer: Timer?
+    
     @IBOutlet private var accountNameLabel: UILabel!
     @IBOutlet private var accountEmailLabel: UILabel!
     @IBOutlet private var accountTypeLabel: UILabel!
@@ -65,6 +68,12 @@ class SettingsViewController: UITableViewController
         
         self.tableView.register(nib, forHeaderFooterViewReuseIdentifier: "HeaderFooterView")
         
+        let debugModeGestureRecognizer = UISwipeGestureRecognizer(target: self, action: #selector(SettingsViewController.handleDebugModeGesture(_:)))
+        debugModeGestureRecognizer.delegate = self
+        debugModeGestureRecognizer.direction = .up
+        debugModeGestureRecognizer.numberOfTouchesRequired = 3
+        self.tableView.addGestureRecognizer(debugModeGestureRecognizer)
+        
         self.update()
     }
     
@@ -196,6 +205,26 @@ private extension SettingsViewController
     {
         UserDefaults.standard.isBackgroundRefreshEnabled = sender.isOn
     }
+    
+    @IBAction func handleDebugModeGesture(_ gestureRecognizer: UISwipeGestureRecognizer)
+    {
+        self.debugGestureCounter += 1
+        self.debugGestureTimer?.invalidate()
+        
+        if self.debugGestureCounter >= 3
+        {
+            self.debugGestureCounter = 0
+            
+            UserDefaults.standard.isDebugModeEnabled.toggle()
+            self.tableView.reloadData()
+        }
+        else
+        {
+            self.debugGestureTimer = Timer.scheduledTimer(withTimeInterval: 0.4, repeats: false) { [weak self] (timer) in
+                self?.debugGestureCounter = 0
+            }
+        }
+    }
 }
 
 private extension SettingsViewController
@@ -213,6 +242,18 @@ private extension SettingsViewController
 
 extension SettingsViewController
 {
+    override func numberOfSections(in tableView: UITableView) -> Int
+    {
+        var numberOfSections = super.numberOfSections(in: tableView)
+        
+        if !UserDefaults.standard.isDebugModeEnabled
+        {
+            numberOfSections -= 1
+        }
+        
+        return numberOfSections
+    }
+    
     override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int
     {
         let section = Section.allCases[section]
@@ -366,3 +407,11 @@ extension SettingsViewController: MFMailComposeViewControllerDelegate
         controller.dismiss(animated: true, completion: nil)
     }
 }
+
+extension SettingsViewController: UIGestureRecognizerDelegate
+{
+    func gestureRecognizer(_ gestureRecognizer: UIGestureRecognizer, shouldRecognizeSimultaneouslyWith otherGestureRecognizer: UIGestureRecognizer) -> Bool
+    {
+        return true
+    }
+}