swift DMVTestProgress (ChatGPT - chat.openai.com)

gistfile1.txt

import Foundation

enum DMVTestProgressStatus: Int {
    case empty
    case inProgress
    case passed
    case failed
}

class DMVTestProgress: NSObject, NSSecureCoding {
    
    init(totalCount: Int) {
        self.totalCount = totalCount
    }
    
    var totalCount: Int
    var correctCount: Int = 0
    var wrongCount: Int = 0
    var skippedCount: Int = 0
    var status: DMVTestProgressStatus = .empty
    var percents: Float = 0
    var adShown: Bool = false
    
    var isPassed: Bool {
        return status == .passed
    }
    
    static var supportsSecureCoding: Bool {
        return true
    }
    
    var isCompleted: Bool {
        return status == .passed || status == .failed
    }
    
    func encode(with coder: NSCoder) {
        coder.encode(totalCount, forKey: NSStringFromSelector(#selector(getter: totalCount)))
        coder.encode(correctCount, forKey: NSStringFromSelector(#selector(getter: correctCount)))
        coder.encode(wrongCount, forKey: NSStringFromSelector(#selector(getter: wrongCount)))
        coder.encode(skippedCount, forKey: NSStringFromSelector(#selector(getter: skippedCount)))
        coder.encode(status.rawValue, forKey: NSStringFromSelector(#selector(getter: status)))
        coder.encode(percents, forKey: NSStringFromSelector(#selector(getter: percents)))
        coder.encode(adShown, forKey: NSStringFromSelector(#selector(getter: adShown)))
    }
    
    required init?(coder: NSCoder) {
        totalCount = coder.decodeInteger(forKey: NSStringFromSelector(#selector(getter: totalCount)))
        correctCount = coder.decodeInteger(forKey: NSStringFromSelector(#selector(getter: correctCount)))
        wrongCount = coder.decodeInteger(forKey: NSStringFromSelector(#selector(getter: wrongCount)))
        skippedCount = coder.decodeInteger(forKey: NSStringFromSelector(#selector(getter: skippedCount)))
        status = DMVTestProgressStatus(rawValue: coder.decodeInteger(forKey: NSStringFromSelector(#selector(getter: status)))) ?? .empty
        percents = coder.decodeFloat(forKey: NSStringFromSelector(#selector(getter: percents)))
        adShown = coder.decodeBool(forKey: NSStringFromSelector(#selector(getter: adShown)))
    }
    
    func getTotalAnswers() -> Int {
        return correctCount + wrongCount + skippedCount
    }
    
    func getAnswersCount() -> Int {
        return correctCount + wrongCount
    }
}