From 66389c60b5c4506569d6fbfffedade273bf1562c Mon Sep 17 00:00:00 2001
From: Roopesh Chander <roop@roopc.net>
Date: Sat, 3 Nov 2018 18:41:54 +0530
Subject: [PATCH] Settings: Show the captioned WireGuard logo at the end

Signed-off-by: Roopesh Chander <roop@roopc.net>
---
 .../UI/iOS/SettingsTableViewController.swift  | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/WireGuard/WireGuard/UI/iOS/SettingsTableViewController.swift b/WireGuard/WireGuard/UI/iOS/SettingsTableViewController.swift
index 5a120a0..b3d8c21 100644
--- a/WireGuard/WireGuard/UI/iOS/SettingsTableViewController.swift
+++ b/WireGuard/WireGuard/UI/iOS/SettingsTableViewController.swift
@@ -18,6 +18,7 @@ class SettingsTableViewController: UITableViewController {
     ]
 
     let tunnelsManager: TunnelsManager?
+    var wireguardCaptionedImage: (view: UIView, size: CGSize)? = nil
 
     init(tunnelsManager: TunnelsManager?) {
         self.tunnelsManager = tunnelsManager
@@ -38,6 +39,20 @@ class SettingsTableViewController: UITableViewController {
 
         self.tableView.register(TunnelSettingsTableViewKeyValueCell.self, forCellReuseIdentifier: TunnelSettingsTableViewKeyValueCell.id)
         self.tableView.register(TunnelSettingsTableViewButtonCell.self, forCellReuseIdentifier: TunnelSettingsTableViewButtonCell.id)
+
+        let wireguardCaptionedImage = UIImage(named: "wireguard.pdf", in: Bundle.main, compatibleWith: nil)!
+        let wireguardCaptionedImageView = UIImageView(image: wireguardCaptionedImage)
+        wireguardCaptionedImageView.contentMode = .scaleAspectFit
+        let wireguardCaptionedImageContainerView = UIView()
+        wireguardCaptionedImageContainerView.addSubview(wireguardCaptionedImageView)
+        wireguardCaptionedImageView.translatesAutoresizingMaskIntoConstraints = false
+        NSLayoutConstraint.activate([
+            wireguardCaptionedImageView.topAnchor.constraint(equalTo: wireguardCaptionedImageContainerView.layoutMarginsGuide.topAnchor),
+            wireguardCaptionedImageView.bottomAnchor.constraint(equalTo: wireguardCaptionedImageContainerView.layoutMarginsGuide.bottomAnchor),
+            wireguardCaptionedImageView.leftAnchor.constraint(equalTo: wireguardCaptionedImageContainerView.layoutMarginsGuide.leftAnchor),
+            wireguardCaptionedImageView.rightAnchor.constraint(equalTo: wireguardCaptionedImageContainerView.layoutMarginsGuide.rightAnchor),
+            ])
+        self.wireguardCaptionedImage = (view: wireguardCaptionedImageContainerView, size: wireguardCaptionedImage.size)
     }
 
     @objc func doneTapped() {
@@ -141,6 +156,17 @@ extension SettingsTableViewController {
             return cell
         }
     }
+
+    override func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
+        guard (section == 1) else { return nil }
+        return self.wireguardCaptionedImage?.view
+    }
+
+    override func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
+        guard (section == 1) else { return 0 }
+        guard let imageSize = self.wireguardCaptionedImage?.size else { return 0 }
+        return (min(tableView.bounds.width, 480) / imageSize.width) * imageSize.height
+    }
 }
 
 class TunnelSettingsTableViewKeyValueCell: UITableViewCell {