2021-09-09

MemorizeApp.swift

import SwiftUI

@main
struct MemorizeApp: App {
    let game = EmojiMemoryGame()
    
    var body: some Scene {
        WindowGroup {
            ContentView(viewModel: game)
        }
    }
}

ContentView.swift

import SwiftUI


struct ContentView: View {
    let viewModel: EmojiMemoryGame
    @State var emojiCount = 4
    
    var body: some View {
        VStack {
            ScrollView {
                LazyVGrid(columns: [GridItem(.adaptive(minimum: 65))]){
                    ForEach(viewModel.cards) { card in
                        CardView(card: card)
                            .aspectRatio(2/3, contentMode: .fit)
                    }
                }
            }
            .foregroundColor(.red)
            Spacer()
            
        }
        .padding(.horizontal)
        
    }
}

struct CardView: View {
    let card: MemoryGame<String>.Card
    
    var body: some View {
        ZStack {
            let shape = RoundedRectangle(cornerRadius: 20)
            if card.isFaceUp {
                shape.fill().foregroundColor(.white)
                shape.strokeBorder(lineWidth: 3)
                Text(card.content).font(.largeTitle)
                
            } else {
                shape.fill()
            }
        }
    }
}








struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        let game = EmojiMemoryGame()
        ContentView(viewModel: game)
            .preferredColorScheme(/*@START_MENU_TOKEN@*/.dark/*@END_MENU_TOKEN@*/)
        ContentView(viewModel: game)
            .preferredColorScheme(.light)
    }
}

MemoryGame.swift

import Foundation

struct MemoryGame<Content> {
    var cards: Array<Card>
    
    func choose(card: Card){
        
    }
    
    init(numberOfPairOfCards: Int,createCardContent:(Int) ->Content ) {
        cards = Array<Card>()
        for pairIndex in 0..<numberOfPairOfCards{
            let content: Content = createCardContent(pairIndex)
            cards.append(Card(content: content, id: pairIndex*2))
            cards.append(Card(content: content, id: pairIndex*2+1))
        }
    }
    
    struct Card: Identifiable {
        var isFaceUp: Bool = true
        var isMatched: Bool = false
        var content: Content
        var id: Int
    }
}

EmojiMemoryGame.swift

import SwiftUI


class EmojiMemoryGame {
    static var emojis = ["🚝","🏍","🚖","🚀","🚕","🚎","🚑","🚜","🦽","🚔","🛸","🚂","🚞","🚨"]
    
    static func makeMemoryGame() -> MemoryGame<String> {
        MemoryGame<String>(numberOfPairOfCards: 4) { pairIndex in emojis[pairIndex]}
    }
    private var model: MemoryGame<String> = makeMemoryGame()
    
    var cards: Array<MemoryGame<String>.Card> {
        return model.cards
    }
}