Don't show PIN as you enter it

ios/Cove/CoveApp.swift

@@ -356,6 +356,7 @@ struct CoveApp: App {
                 LockView(
                     lockType: app.authType,
                     isPinCorrect: app.checkPin,
+                    showPin: false,
                     lockState: $app.lockState,
                     onUnlock: { _ in showCover = false }
                 ) {

ios/Cove/SettingsScreen/ChangePinView.swift

@@ -39,6 +39,7 @@ struct ChangePinView: View {
                 NumberPadPinView(
                     title: "Enter new PIN",
                     isPinCorrect: { _ in true },
+                    showPin: false,
                     backAction: backAction,
                     onUnlock: { enteredPin in
                         withAnimation {
@@ -51,6 +52,7 @@ struct ChangePinView: View {
                 NumberPadPinView(
                     title: "Confirm New PIN",
                     isPinCorrect: { $0 == pinToConfirm },
+                    showPin: false,
                     backAction: backAction,
                     onUnlock: onComplete
                 )

ios/Cove/SettingsScreen/NewPinView.swift

@@ -26,6 +26,7 @@ struct NewPinView: View {
                 NumberPadPinView(
                     title: "Enter New PIN",
                     isPinCorrect: { _ in true },
+                    showPin: false,
                     backAction: backAction,
                     onUnlock: { enteredPin in
                         withAnimation {
@@ -37,6 +38,7 @@ struct NewPinView: View {
                 NumberPadPinView(
                     title: "Confirm New PIN",
                     isPinCorrect: { $0 == pinToConfirm },
+                    showPin: false,
                     backAction: backAction,
                     onUnlock: onComplete
                 )

ios/Cove/Views/LockView.swift

@@ -22,6 +22,7 @@ struct LockView<Content: View>: View {
     /// Args: Lock Properties
     var lockType: AuthType
     var isPinCorrect: (String) -> Bool
+    var showPin: Bool
     var bioMetricUnlockMessage: String
 
     /// default calllbacks on success and failure
@@ -51,6 +52,7 @@ struct LockView<Content: View>: View {
     init(
         lockType: AuthType,
         isPinCorrect: @escaping (String) -> Bool,
+        showPin: Bool = true,
         lockState: Binding<LockState>? = nil,
         bioMetricUnlockMessage: String = "Unlock your wallet",
         onUnlock: @escaping (String) -> Void = { _ in },
@@ -64,6 +66,7 @@ struct LockView<Content: View>: View {
         lockStateBinding = lockState
 
         self.isPinCorrect = isPinCorrect
+        self.showPin = showPin
         self.bioMetricUnlockMessage = bioMetricUnlockMessage
         self.onUnlock = onUnlock
         self.onWrongPin = onWrongPin
@@ -120,9 +123,9 @@ struct LockView<Content: View>: View {
                         case (_, .biometric, false):
                             PermissionsNeeded
                         case (_, .biometric, true):
-                            PinOrBioMetric
+                            BiometricView
                         case (.biometric, .both, true):
-                            PinOrBioMetric
+                            BiometricView
                         case (_, .pin, _):
                             numberPadPinView
                         case (.biometric, .both, false):
@@ -159,6 +162,7 @@ struct LockView<Content: View>: View {
         NumberPadPinView(
             lockState: lockState,
             isPinCorrect: isPinCorrect,
+            showPin: showPin,
             pinLength: pinLength,
             backAction: backEnabled ? backAction : nil,
             onUnlock: onUnlock,
@@ -182,7 +186,7 @@ struct LockView<Content: View>: View {
     }
 
     @ViewBuilder
-    var PinOrBioMetric: some View {
+    var BiometricView: some View {
         VStack(spacing: 12) {
             VStack(spacing: 6) {
                 Image(systemName: "faceid")

ios/Cove/Views/NumberPadPinView.swift

@@ -13,6 +13,7 @@ struct NumberPadPinView: View {
     @Binding var lockState: LockState
 
     let isPinCorrect: (String) -> Bool
+    var showPin: Bool
     var pinLength: Int
 
     // back button
@@ -31,6 +32,7 @@ struct NumberPadPinView: View {
         title: String = "Enter Pin",
         lockState: Binding<LockState> = .constant(.unlocked),
         isPinCorrect: @escaping (String) -> Bool,
+        showPin: Bool = true,
         pinLength: Int = 6,
         backAction: (() -> Void)? = nil,
         onUnlock: @escaping (String) -> Void = { _ in },
@@ -39,6 +41,7 @@ struct NumberPadPinView: View {
         self.title = title
         _lockState = lockState
         self.isPinCorrect = isPinCorrect
+        self.showPin = showPin
         self.pinLength = pinLength
         backEnabled = backAction != nil
         self.backAction = backAction ?? {}
@@ -76,10 +79,11 @@ struct NumberPadPinView: View {
                             /// Safe Check
                             if pin.count > index {
                                 let index = pin.index(pin.startIndex, offsetBy: index)
-                                let string = String(pin[index])
+                                let string = showPin ? String(pin[index]) : "●"
 
                                 Text(string)
-                                    .font(.title.bold())
+                                    .font(showPin ? .title : .body)
+                                    .fontWeight(.bold)
                                     .foregroundStyle(.black)
                             }
                         }
@@ -210,3 +214,21 @@ struct NumberPadPinView: View {
 
     return Container()
 }
+
+#Preview("hidden pin") {
+    struct Container: View {
+        @State var pin = ""
+        @State var lockState: LockState = .locked
+
+        var body: some View {
+            NumberPadPinView(
+                lockState: $lockState,
+                isPinCorrect: { $0 == "000000" },
+                showPin: false,
+                pinLength: 6
+            )
+        }
+    }
+
+    return Container()
+}