Code used in the ScoreKeeper Lab

ScoreKeeper.swift

import UIKit

class ViewController: UIViewController {

// Interface Builder Connections redacted

    var roundNumber = 1
    var playerScores = [0, 0, 0, 0]
    var scoreTextFields = [UITextField]()
    var scoresListTextViews = [UITextView]()

    override func viewDidLoad() {
        super.viewDidLoad()
        scoreTextFields = [player1ScoreTextField, player2ScoreTextField, player3ScoreTextField, player4ScoreTextField]
        scoresListTextViews = [player1ScoresTextView, player2ScoresTextView, player3ScoresTextView, player4ScoresTextView]
        resetGame()
    }

    func resetGame() {
        roundNumber = 1
        roundLabel.text = "Round \(roundNumber)"
        for i in 0..<4 {
            playerScores[i] = 0
            scoreTextFields[i].text = ""
            scoresListTextViews[i].text = ""
        }
    }

    func enterScores() {
        for i in 0..<4 {
            if let score = Int(scoreTextFields[i].text!) {
                playerScores[i] += score
            }
            scoresListTextViews[i].text = scoresListTextViews[i].text == "" ? "\(playerScores[i])" : "\(scoresListTextViews[i].text!)\n\(playerScores[i])"
            scoresListTextViews[i].textAlignment = .center
            scoreTextFields[i].text = ""
        }
        roundNumber += 1
        roundLabel.text = "Round \(roundNumber)"
        self.view.endEditing(true)
    }
}