App: bump minimum OS versions

This allows us to remove a good deal of legacy cruft.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

5 files changed, 10 insertions, 46 deletions

diff --git a/Sources/WireGuardApp/UI/iOS/View/KeyValueCell.swift b/Sources/WireGuardApp/UI/iOS/View/KeyValueCell.swift
index e8c3850..3162abf 100644
--- a/Sources/WireGuardApp/UI/iOS/View/KeyValueCell.swift
+++ b/Sources/WireGuardApp/UI/iOS/View/KeyValueCell.swift
@@ -9,11 +9,7 @@ class KeyValueCell: UITableViewCell {
         let keyLabel = UILabel()
         keyLabel.font = UIFont.preferredFont(forTextStyle: .body)
         keyLabel.adjustsFontForContentSizeCategory = true
-        if #available(iOS 13.0, *) {
-            keyLabel.textColor = .label
-        } else {
-            keyLabel.textColor = .black
-        }
+        keyLabel.textColor = .label
         keyLabel.textAlignment = .left
         return keyLabel
     }()
@@ -35,11 +31,7 @@ class KeyValueCell: UITableViewCell {
         valueTextField.autocapitalizationType = .none
         valueTextField.autocorrectionType = .no
         valueTextField.spellCheckingType = .no
-        if #available(iOS 13.0, *) {
-            valueTextField.textColor = .secondaryLabel
-        } else {
-            valueTextField.textColor = .gray
-        }
+        valueTextField.textColor = .secondaryLabel
         return valueTextField
     }()
 
@@ -64,18 +56,10 @@ class KeyValueCell: UITableViewCell {
 
     var isValueValid = true {
         didSet {
-            if #available(iOS 13.0, *) {
-                if isValueValid {
-                    keyLabel.textColor = .label
-                } else {
-                    keyLabel.textColor = .systemRed
-                }
+            if isValueValid {
+                keyLabel.textColor = .label
             } else {
-                if isValueValid {
-                    keyLabel.textColor = .black
-                } else {
-                    keyLabel.textColor = .red
-                }
+                keyLabel.textColor = .systemRed
             }
         }
     }
diff --git a/Sources/WireGuardApp/UI/iOS/View/SwitchCell.swift b/Sources/WireGuardApp/UI/iOS/View/SwitchCell.swift
index 3952ffd..82d3dec 100644
--- a/Sources/WireGuardApp/UI/iOS/View/SwitchCell.swift
+++ b/Sources/WireGuardApp/UI/iOS/View/SwitchCell.swift
@@ -16,11 +16,7 @@ class SwitchCell: UITableViewCell {
         get { return switchView.isEnabled }
         set(value) {
             switchView.isEnabled = value
-            if #available(iOS 13.0, *) {
-                textLabel?.textColor = value ? .label : .secondaryLabel
-            } else {
-                textLabel?.textColor = value ? .black : .gray
-            }
+            textLabel?.textColor = value ? .label : .secondaryLabel
         }
     }
 
diff --git a/Sources/WireGuardApp/UI/iOS/View/TextCell.swift b/Sources/WireGuardApp/UI/iOS/View/TextCell.swift
index 9de5012..5c39512 100644
--- a/Sources/WireGuardApp/UI/iOS/View/TextCell.swift
+++ b/Sources/WireGuardApp/UI/iOS/View/TextCell.swift
@@ -28,11 +28,7 @@ class TextCell: UITableViewCell {
     override func prepareForReuse() {
         super.prepareForReuse()
         message = ""
-        if #available(iOS 13.0, *) {
-            setTextColor(.label)
-        } else {
-            setTextColor(.black)
-        }
+        setTextColor(.label)
         setTextAlignment(.left)
     }
 }
diff --git a/Sources/WireGuardApp/UI/iOS/View/TunnelEditKeyValueCell.swift b/Sources/WireGuardApp/UI/iOS/View/TunnelEditKeyValueCell.swift
index ac6f063..a44af7c 100644
--- a/Sources/WireGuardApp/UI/iOS/View/TunnelEditKeyValueCell.swift
+++ b/Sources/WireGuardApp/UI/iOS/View/TunnelEditKeyValueCell.swift
@@ -30,11 +30,7 @@ class TunnelEditEditableKeyValueCell: TunnelEditKeyValueCell {
         super.init(style: style, reuseIdentifier: reuseIdentifier)
 
         copyableGesture = false
-        if #available(iOS 13.0, *) {
-            valueTextField.textColor = .label
-        } else {
-            valueTextField.textColor = .black
-        }
+        valueTextField.textColor = .label
         valueTextField.isEnabled = true
         valueLabelScrollView.isScrollEnabled = false
         valueTextField.widthAnchor.constraint(equalTo: valueLabelScrollView.widthAnchor).isActive = true
diff --git a/Sources/WireGuardApp/UI/iOS/View/TunnelListCell.swift b/Sources/WireGuardApp/UI/iOS/View/TunnelListCell.swift
index 4dbe97c..97948b8 100644
--- a/Sources/WireGuardApp/UI/iOS/View/TunnelListCell.swift
+++ b/Sources/WireGuardApp/UI/iOS/View/TunnelListCell.swift
@@ -41,21 +41,13 @@ class TunnelListCell: UITableViewCell {
         label.font = UIFont.preferredFont(forTextStyle: .caption2)
         label.adjustsFontForContentSizeCategory = true
         label.numberOfLines = 1
-        if #available(iOS 13.0, *) {
-            label.textColor = .secondaryLabel
-        } else {
-            label.textColor = .gray
-        }
+        label.textColor = .secondaryLabel
         return label
     }()
 
     let busyIndicator: UIActivityIndicatorView = {
         let busyIndicator: UIActivityIndicatorView
-        if #available(iOS 13.0, *) {
-            busyIndicator = UIActivityIndicatorView(style: .medium)
-        } else {
-            busyIndicator = UIActivityIndicatorView(style: .gray)
-        }
+        busyIndicator = UIActivityIndicatorView(style: .medium)
         busyIndicator.hidesWhenStopped = true
         return busyIndicator
     }()