Adds FAQ links underneath Controller Skins and BIOS settings

Delta.xcodeproj/project.pbxproj

@@ -191,6 +191,7 @@
 		D55C468F29E761C000EA6DE9 /* AnyFeature.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55C468E29E761C000EA6DE9 /* AnyFeature.swift */; };
 		D55C469129E7631000EA6DE9 /* AnyOption.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55C469029E7631000EA6DE9 /* AnyOption.swift */; };
 		D560BD8629EDC45600289847 /* ExternalDisplaySceneDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = D560BD8529EDC45600289847 /* ExternalDisplaySceneDelegate.swift */; };
+		D56F7ABC2B05988700490ACB /* AttributedHeaderFooterView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D56F7ABB2B05988700490ACB /* AttributedHeaderFooterView.swift */; };
 		D57D795629F300E100BB2CF8 /* CustomTintColor.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5A817AF29DF4E6E00904AFE /* CustomTintColor.swift */; };
 		D57D795F29F315F700BB2CF8 /* FeatureDetailView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D54A4BB229E4D27E004C7D57 /* FeatureDetailView.swift */; };
 		D57D796029F315F700BB2CF8 /* ExperimentalFeaturesView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5A9C00229DDED6D00A8D610 /* ExperimentalFeaturesView.swift */; };
@@ -464,6 +465,7 @@
 		D55C468E29E761C000EA6DE9 /* AnyFeature.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AnyFeature.swift; sourceTree = "<group>"; };
 		D55C469029E7631000EA6DE9 /* AnyOption.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AnyOption.swift; sourceTree = "<group>"; };
 		D560BD8529EDC45600289847 /* ExternalDisplaySceneDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ExternalDisplaySceneDelegate.swift; sourceTree = "<group>"; };
+		D56F7ABB2B05988700490ACB /* AttributedHeaderFooterView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AttributedHeaderFooterView.swift; sourceTree = "<group>"; };
 		D586496F297734280081477E /* CheatMetadata.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CheatMetadata.swift; sourceTree = "<group>"; };
 		D586497129774ABD0081477E /* CheatBase.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CheatBase.swift; sourceTree = "<group>"; };
 		D5864977297756CE0081477E /* CheatBaseView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CheatBaseView.swift; sourceTree = "<group>"; };
@@ -787,6 +789,7 @@
 				BFFA4C081E8A24D600D87934 /* GameTableViewCell.swift */,
 				BF71CF891FE904B1001F1613 /* GameTableViewCell.xib */,
 				BF8A333321A484A000A42FD4 /* BadgedTableViewCell.swift */,
+				D56F7ABB2B05988700490ACB /* AttributedHeaderFooterView.swift */,
 			);
 			path = "Table View";
 			sourceTree = "<group>";
@@ -1663,6 +1666,7 @@
 				BF6866171DCAC8B900BF2D06 /* ControllerSkin+Configuring.swift in Sources */,
 				BF713C0822499ED4004A1A2B /* PreviousHarmony.xcdatamodeld in Sources */,
 				BF59427D1E09BC830051894B /* ControllerSkin.swift in Sources */,
+				D56F7ABC2B05988700490ACB /* AttributedHeaderFooterView.swift in Sources */,
 				BFAB9F7D219A43380080EC7D /* SyncManager.swift in Sources */,
 				BFCEA67E1D56FF640061A534 /* UIViewControllerContextTransitioning+Conveniences.swift in Sources */,
 				BF1173501DA32CF600047DF8 /* ControllersSettingsViewController.swift in Sources */,

Delta/Components/Table View/AttributedHeaderFooterView.swift

@@ -0,0 +1,75 @@
+//
+//  AttributedHeaderFooterView.swift
+//  Delta
+//
+//  Created by Riley Testut on 11/15/23.
+//  Copyright © 2023 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+@available(iOS 15, *)
+final class AttributedHeaderFooterView: UITableViewHeaderFooterView
+{
+    static let reuseIdentifier: String = "TextViewHeaderFooterView"
+    
+    var attributedText: AttributedString? {
+        get {
+            guard let attributedText = self.textView.attributedText else { return nil }
+            return AttributedString(attributedText)
+        }
+        set {
+            guard var attributedText = newValue else {
+                self.textView.attributedText = nil
+                return
+            }
+            
+            var attributes = AttributeContainer()
+            attributes.foregroundColor = UIColor.secondaryLabel
+            attributes.font = self.textLabel?.font ?? UIFont.preferredFont(forTextStyle: .footnote)
+            
+            attributedText.mergeAttributes(attributes, mergePolicy: .keepCurrent)
+            self.textView.attributedText = NSAttributedString(attributedText)
+        }
+    }
+    
+    private let textView: UITextView
+    
+    override init(reuseIdentifier: String?)
+    {
+        self.textView = UITextView(frame: .zero)
+        self.textView.translatesAutoresizingMaskIntoConstraints = false
+        self.textView.textContainer.lineFragmentPadding = 0
+        self.textView.textContainerInset = .zero
+        self.textView.isSelectable = true // Must be true to open links
+        self.textView.isEditable = false
+        self.textView.isScrollEnabled = false
+        self.textView.backgroundColor = nil
+        self.textView.textContainer.lineBreakMode = .byWordWrapping
+        
+        super.init(reuseIdentifier: reuseIdentifier)
+        
+        self.textView.delegate = self
+        self.contentView.addSubview(self.textView)
+        
+        NSLayoutConstraint.activate([
+            self.textView.topAnchor.constraint(equalTo: self.contentView.layoutMarginsGuide.topAnchor),
+            self.textView.bottomAnchor.constraint(equalTo: self.contentView.layoutMarginsGuide.bottomAnchor),
+            self.textView.leadingAnchor.constraint(equalTo: self.contentView.layoutMarginsGuide.leadingAnchor),
+            self.textView.trailingAnchor.constraint(equalTo: self.contentView.layoutMarginsGuide.trailingAnchor),
+        ])
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+}
+
+@available(iOS 15, *)
+extension AttributedHeaderFooterView: UITextViewDelegate
+{
+    func textView(_ textView: UITextView, shouldInteractWith URL: URL, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool
+    {
+        return true
+    }
+}

Delta/Settings/Cores/MelonDSCoreSettingsViewController.swift

@@ -120,6 +120,11 @@ class MelonDSCoreSettingsViewController: UITableViewController
             self.navigationItem.rightBarButtonItem = nil
         }
         
+        if #available(iOS 15, *)
+        {
+            self.tableView.register(AttributedHeaderFooterView.self, forHeaderFooterViewReuseIdentifier: AttributedHeaderFooterView.reuseIdentifier)
+        }
+        
         NotificationCenter.default.addObserver(self, selector: #selector(MelonDSCoreSettingsViewController.willEnterForeground(_:)), name: UIApplication.willEnterForegroundNotification, object: nil)
     }
     
@@ -460,8 +465,43 @@ extension MelonDSCoreSettingsViewController
             case (false, .horizontal): return NSLocalizedString("When AirPlaying DS games, both screens will be placed side-by-side on the external display.", comment: "")
             }
             
-        default: return super.tableView(tableView, titleForFooterInSection: section.rawValue)
+        case .dsBIOS, .dsiBIOS:
+            guard #available(iOS 15, *) else { break }
+            return nil
+            
+        default: break
         }
+        
+        return super.tableView(tableView, titleForFooterInSection: section.rawValue)
+    }
+    
+    override func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView?
+    {
+        let section = Section(rawValue: section)!
+        guard !isSectionHidden(section) else { return nil }
+        
+        switch section
+        {
+        case .dsBIOS, .dsiBIOS:
+            guard #available(iOS 15, *), let footerView = tableView.dequeueReusableHeaderFooterView(withIdentifier: AttributedHeaderFooterView.reuseIdentifier) as? AttributedHeaderFooterView else { break }
+            
+            let systemName = (section == .dsiBIOS) ? String(localized: "DSi") : String(localized: "DS")
+            
+            var attributedText = AttributedString(localized: "Delta requires these BIOS files in order to play Nintendo \(systemName) games.")
+            attributedText += " "
+            
+            var learnMore = AttributedString(localized: "Learn more…")
+            learnMore.link = URL(string: "https://faq.deltaemulator.com/getting-started/nintendo-ds-bios-files")
+            attributedText += learnMore
+            
+            footerView.attributedText = attributedText
+            
+            return footerView
+            
+        default: break
+        }
+        
+        return super.tableView(tableView, viewForFooterInSection: section.rawValue)
     }
     
     override func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat
@@ -481,14 +521,24 @@ extension MelonDSCoreSettingsViewController
     override func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat
     {
         let section = Section(rawValue: section)!
+        guard !isSectionHidden(section) else { return 1 }
         
-        if isSectionHidden(section)
+        switch section
         {
-            return 1
+        case .dsBIOS, .dsiBIOS: return UITableView.automaticDimension
+        default: return super.tableView(tableView, heightForFooterInSection: section.rawValue)
         }
-        else
+    }
+    
+    override func tableView(_ tableView: UITableView, estimatedHeightForFooterInSection section: Int) -> CGFloat 
+    {
+        let section = Section(rawValue: section)!
+        guard !isSectionHidden(section) else { return 1 }
+        
+        switch section
         {
-            return super.tableView(tableView, heightForFooterInSection: section.rawValue)
+        case .dsBIOS, .dsiBIOS: return 30
+        default: return UITableView.automaticDimension
         }
     }
 }

Delta/Settings/SettingsViewController.swift

@@ -115,6 +115,11 @@ class SettingsViewController: UITableViewController
             self.versionLabel.text = NSLocalizedString("Delta", comment: "")
             #endif
         }
+        
+        if #available(iOS 15, *)
+        {
+            self.tableView.register(AttributedHeaderFooterView.self, forHeaderFooterViewReuseIdentifier: AttributedHeaderFooterView.reuseIdentifier)
+        }
     }
     
     override func viewWillAppear(_ animated: Bool)
@@ -584,6 +589,33 @@ extension SettingsViewController
         }
     }
     
+    override func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? 
+    {
+        let section = Section(rawValue: section)!
+        guard !isSectionHidden(section) else { return nil }
+        
+        switch section
+        {
+        case .controllerSkins:
+            guard #available(iOS 15, *), let footerView = tableView.dequeueReusableHeaderFooterView(withIdentifier: AttributedHeaderFooterView.reuseIdentifier) as? AttributedHeaderFooterView else { break }
+            
+            var attributedText = AttributedString(localized: "Customize the appearance of each system.")
+            attributedText += " "
+            
+            var learnMore = AttributedString(localized: "Learn more…")
+            learnMore.link = URL(string: "https://faq.deltaemulator.com/using-delta/controller-skins")
+            attributedText += learnMore
+            
+            footerView.attributedText = attributedText
+                        
+            return footerView
+            
+        default: break
+        }
+        
+        return super.tableView(tableView, viewForFooterInSection: section.rawValue)
+    }
+    
     override func tableView(_ tableView: UITableView, titleForFooterInSection section: Int) -> String?
     {
         let section = Section(rawValue: section)!
@@ -594,7 +626,7 @@ extension SettingsViewController
         #if !BETA
         case .advanced: return nil
         #endif
-            
+        case .controllerSkins: return nil
         default: return super.tableView(tableView, titleForFooterInSection: section.rawValue)
         }
     }
@@ -616,14 +648,24 @@ extension SettingsViewController
     override func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat
     {
         let section = Section(rawValue: section)!
+        guard !isSectionHidden(section) else { return 1 }
         
-        if isSectionHidden(section)
+        switch section
         {
-            return 1
+        case .controllerSkins: return UITableView.automaticDimension
+        default: return super.tableView(tableView, heightForFooterInSection: section.rawValue)
         }
-        else
+    }
+    
+    override func tableView(_ tableView: UITableView, estimatedHeightForFooterInSection section: Int) -> CGFloat 
+    {
+        let section = Section(rawValue: section)!
+        guard !isSectionHidden(section) else { return 1 }
+        
+        switch section
         {
-            return super.tableView(tableView, heightForFooterInSection: section.rawValue)
+        case .controllerSkins: return 30
+        default: return UITableView.automaticDimension
         }
     }
 }