Implement key backup setup passphrase scene with view controller, view model, coordinator

2026-04-19 08:03:50 +02:00 · 2019-01-22 10:25:36 +01:00
parent 8bfb79af89
commit 036fdeee53
10 changed files with 1220 additions and 0 deletions
@@ -0,0 +1,131 @@
+/*
+ Copyright 2019 New Vector Ltd
+ 
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ 
+ http://www.apache.org/licenses/LICENSE-2.0
+ 
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+import Foundation
+import Reusable
+
+final class PasswordStrengthView: UIView, NibOwnerLoadable {
+    
+    // MARK: - Properties
+    
+    // MARK: Outlets
+
+    @IBOutlet private weak var firstStrengthView: UIView!
+    @IBOutlet private weak var secondStrengthView: UIView!
+    @IBOutlet private weak var thirdStrengthView: UIView!
+    @IBOutlet private weak var fourthStrengthView: UIView!
+    
+    // MARK: Private
+    
+    private var strengthViews: [UIView] = []
+    
+    private let strengthViewDefaultColor = UIColor(rgb: 0x9E9E9E)
+    
+    private var strengthViewColors: [Int: UIColor] = [
+        0: UIColor(rgb: 0xF56679),
+        1: UIColor(rgb: 0xFFC666),
+        2: UIColor(rgb: 0xF8E71C),
+        3: UIColor(rgb: 0x7AC9A1)
+    ]
+    
+    // MARK: Public
+    
+    var strength: PasswordStrength = .tooGuessable {
+        didSet {
+            self.updateStrengthColors()
+        }
+    }
+    
+    // MARK: - Setup
+    
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        self.loadNibContent()
+    }
+    
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        self.loadNibContent()
+    }
+    
+    // MARK: - Life cycle
+    
+    override func awakeFromNib() {
+        super.awakeFromNib()
+        
+        self.strengthViews = [self.firstStrengthView,
+                              self.secondStrengthView,
+                              self.thirdStrengthView,
+                              self.fourthStrengthView]
+        
+        for strenghView in self.strengthViews {
+            strenghView.layer.masksToBounds = true
+        }
+    }
+    
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        
+        for strenghView in self.strengthViews {            
+            strenghView.layer.cornerRadius = strenghView.bounds.height/2
+        }
+    }
+    
+    // MARK: - Private    
+    
+    private func updateStrengthColors() {
+        let strengthViewIndex: Int
+        
+        switch self.strength {
+        case .tooGuessable, .veryGuessable:
+            strengthViewIndex = 0
+        case .somewhatGuessable:
+            strengthViewIndex = 1
+        case .safelyUnguessable:
+            strengthViewIndex = 2
+        case .veryUnguessable:
+            strengthViewIndex = 3
+        }
+        
+        self.color(until: strengthViewIndex)
+    }
+    
+    private func color(until strengthViewIndex: Int) {
+        var index: Int = 0
+        
+        for strenghView in self.strengthViews {
+            
+            let color: UIColor
+            
+            if index <= strengthViewIndex {
+                color = self.color(for: index)
+            } else {
+                color = self.strengthViewDefaultColor
+            }
+            
+            strenghView.backgroundColor = color
+            
+            index+=1
+        }
+    }
+    
+    private func color(for index: Int) -> UIColor {
+        guard let color = self.strengthViewColors[index] else {
+            return self.strengthViewDefaultColor
+        }
+        return color
+    }
+}