mirror of
https://github.com/vector-im/element-ios.git
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130 lines
3.6 KiB
Swift
130 lines
3.6 KiB
Swift
/*
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Copyright 2019 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import Foundation
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import Reusable
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final class PasswordStrengthView: UIView, NibOwnerLoadable {
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// MARK: - Constants
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private enum StrengthColors {
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static let gray = UIColor(rgb: 0x9E9E9E)
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static let red = UIColor(rgb: 0xF56679)
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static let orange = UIColor(rgb: 0xFFC666)
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static let yellow = UIColor(rgb: 0xF8E71C)
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static let green = UIColor(rgb: 0x7AC9A1)
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}
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// MARK: - Properties
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// MARK: Outlets
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@IBOutlet private weak var firstStrengthView: UIView!
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@IBOutlet private weak var secondStrengthView: UIView!
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@IBOutlet private weak var thirdStrengthView: UIView!
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@IBOutlet private weak var fourthStrengthView: UIView!
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// MARK: Private
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private var strengthViews: [UIView] = []
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// MARK: Public
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var strength: PasswordStrength = .tooGuessable {
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didSet {
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self.updateStrengthColors()
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}
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}
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// MARK: - Setup
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required init?(coder aDecoder: NSCoder) {
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super.init(coder: aDecoder)
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self.loadNibContent()
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}
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override init(frame: CGRect) {
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super.init(frame: frame)
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self.loadNibContent()
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}
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// MARK: - Life cycle
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override func awakeFromNib() {
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super.awakeFromNib()
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self.strengthViews = [self.firstStrengthView,
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self.secondStrengthView,
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self.thirdStrengthView,
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self.fourthStrengthView]
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for strenghView in self.strengthViews {
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strenghView.layer.masksToBounds = true
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}
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}
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override func layoutSubviews() {
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super.layoutSubviews()
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for strenghView in self.strengthViews {
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strenghView.layer.cornerRadius = strenghView.bounds.height/2
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}
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}
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// MARK: - Private
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private func updateStrengthColors() {
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let strengthViewIndex: Int
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let color: UIColor
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switch self.strength {
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case .tooGuessable, .veryGuessable:
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strengthViewIndex = 0
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color = StrengthColors.red
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case .somewhatGuessable:
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strengthViewIndex = 1
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color = StrengthColors.orange
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case .safelyUnguessable:
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strengthViewIndex = 2
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color = StrengthColors.yellow
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case .veryUnguessable:
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strengthViewIndex = 3
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color = StrengthColors.green
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}
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self.color(until: strengthViewIndex, with: color)
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}
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private func color(until strengthViewIndex: Int, with color: UIColor) {
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var index: Int = 0
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for strenghView in self.strengthViews {
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let strenghViewBackgroundColor: UIColor
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if index <= strengthViewIndex {
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strenghViewBackgroundColor = color
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} else {
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strenghViewBackgroundColor = StrengthColors.gray
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}
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strenghView.backgroundColor = strenghViewBackgroundColor
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index+=1
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}
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}
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}
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