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compare: ching:189bfc0bb8d24b134f77ee91967e280336f4e157
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7 changed files with 78 additions and 118 deletions
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12
Memorize.xcodeproj/project.pbxproj
View File

@ -8,23 +8,21 @@
/* Begin PBXBuildFile section */
240EDC3F2998A3B900A46AC9 /* MemorizeApp.swift in Sources */ = {isa = PBXBuildFile; fileRef = 240EDC3E2998A3B900A46AC9 /* MemorizeApp.swift */; };
240EDC412998A3B900A46AC9 /* EmojiMemoryGameView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 240EDC402998A3B900A46AC9 /* EmojiMemoryGameView.swift */; };
240EDC412998A3B900A46AC9 /* ContentView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 240EDC402998A3B900A46AC9 /* ContentView.swift */; };
240EDC432998A3BA00A46AC9 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 240EDC422998A3BA00A46AC9 /* Assets.xcassets */; };
240EDC462998A3BA00A46AC9 /* Preview Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 240EDC452998A3BA00A46AC9 /* Preview Assets.xcassets */; };
245099F32998EAD6000CE9DA /* MemoryGame.swift in Sources */ = {isa = PBXBuildFile; fileRef = 245099F22998EAD6000CE9DA /* MemoryGame.swift */; };
245099F52998EC71000CE9DA /* EmojiMemoryGame.swift in Sources */ = {isa = PBXBuildFile; fileRef = 245099F42998EC71000CE9DA /* EmojiMemoryGame.swift */; };
24E748FC29993782009B5FE8 /* Constans.swift in Sources */ = {isa = PBXBuildFile; fileRef = 24E748FB29993781009B5FE8 /* Constans.swift */; };
/* End PBXBuildFile section */
/* Begin PBXFileReference section */
240EDC3B2998A3B900A46AC9 /* Memorize.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Memorize.app; sourceTree = BUILT_PRODUCTS_DIR; };
240EDC3E2998A3B900A46AC9 /* MemorizeApp.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MemorizeApp.swift; sourceTree = "<group>"; };
240EDC402998A3B900A46AC9 /* EmojiMemoryGameView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EmojiMemoryGameView.swift; sourceTree = "<group>"; };
240EDC402998A3B900A46AC9 /* ContentView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ContentView.swift; sourceTree = "<group>"; };
240EDC422998A3BA00A46AC9 /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
240EDC452998A3BA00A46AC9 /* Preview Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = "Preview Assets.xcassets"; sourceTree = "<group>"; };
245099F22998EAD6000CE9DA /* MemoryGame.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MemoryGame.swift; sourceTree = "<group>"; };
245099F42998EC71000CE9DA /* EmojiMemoryGame.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EmojiMemoryGame.swift; sourceTree = "<group>"; };
24E748FB29993781009B5FE8 /* Constans.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Constans.swift; sourceTree = "<group>"; };
/* End PBXFileReference section */
/* Begin PBXFrameworksBuildPhase section */
@ -58,8 +56,7 @@
isa = PBXGroup;
children = (
240EDC3E2998A3B900A46AC9 /* MemorizeApp.swift */,
240EDC402998A3B900A46AC9 /* EmojiMemoryGameView.swift */,
24E748FB29993781009B5FE8 /* Constans.swift */,
240EDC402998A3B900A46AC9 /* ContentView.swift */,
245099F22998EAD6000CE9DA /* MemoryGame.swift */,
245099F42998EC71000CE9DA /* EmojiMemoryGame.swift */,
240EDC422998A3BA00A46AC9 /* Assets.xcassets */,
@ -147,8 +144,7 @@
buildActionMask = 2147483647;
files = (
245099F32998EAD6000CE9DA /* MemoryGame.swift in Sources */,
240EDC412998A3B900A46AC9 /* EmojiMemoryGameView.swift in Sources */,
24E748FC29993782009B5FE8 /* Constans.swift in Sources */,
240EDC412998A3B900A46AC9 /* ContentView.swift in Sources */,
240EDC3F2998A3B900A46AC9 /* MemorizeApp.swift in Sources */,
245099F52998EC71000CE9DA /* EmojiMemoryGame.swift in Sources */,
);

20
Memorize/Constans.swift
View File

@ -1,20 +0,0 @@
//
// Constans.swift
// Memorize
//
// Created by ching on 2023/2/12.
//
import Foundation
import SwiftUI
struct const {
enum DrawingConstants {
static let cornerRadius: CGFloat = 20
static let lineWidth: CGFloat = 3
static let fontScale: CGFloat = 0.8
static let gridWidth: CGFloat = 80
static let gridAspectRatio: CGFloat = 2 / 3
static let matchedCardOpacity: Double = 0
}
}

54
Memorize/ContentView.swift Normal file
View File

@ -0,0 +1,54 @@
//
// ContentView.swift
// Memorize
//
// Created by ching on 2023/2/12.
//
import SwiftUI
struct ContentView: View {
@ObservedObject var viewModel: EmojiMemoryGame
var body: some View {
ScrollView {
LazyVGrid(columns: [GridItem(.adaptive(minimum: 65))]) {
ForEach(viewModel.cards) {
card in CardView(card: card).aspectRatio(2 / 3, contentMode: .fit)
.onTapGesture {
viewModel.choose(card)
}
}
}
}
.foregroundColor(/*@START_MENU_TOKEN@*/ .red/*@END_MENU_TOKEN@*/)
.padding(.horizontal)
}
}
struct CardView: View {
let card: MemoryGame<String>.Card
var body: some View {
ZStack {
let shape = RoundedRectangle(cornerRadius: 20.0)
if card.isFaceUp {
shape.fill().foregroundColor(.white)
shape.strokeBorder(lineWidth: 3)
Text(card.content).font(.largeTitle)
} else if card.isMatched {
shape.opacity(0)
} else {
shape.fill()
}
}
}
}
struct ContentView_Previews: PreviewProvider {
static var previews: some View {
let game = EmojiMemoryGame()
ContentView(viewModel: game)
.preferredColorScheme(.dark)
ContentView(viewModel: game)
.preferredColorScheme(.light)
}
}

9
Memorize/EmojiMemoryGame.swift
View File

@ -9,22 +9,21 @@ import SwiftUI
// viewmodel
class EmojiMemoryGame: ObservableObject{
typealias Card = MemoryGame<String>.Card
static let emojis = ["🚌", "🚙", "🚗", "🚕", "🏎", "🚎", "🚓"]
static func createMemoryGame() -> MemoryGame<String> {
MemoryGame<String>(numberOfPairsOfCards: emojis.count) { pairIndex in EmojiMemoryGame.emojis[pairIndex] }
MemoryGame<String>(numberOfPairsOfCards: 5) { pairIndex in EmojiMemoryGame.emojis[pairIndex] }
}
@Published private var model = createMemoryGame()
@Published private var model: MemoryGame<String> = createMemoryGame()
var cards: [Card] {
var cards: [MemoryGame<String>.Card] {
return model.cards
}
// MARK: - Intent(s)
func choose(_ card: Card) {
func choose(_ card: MemoryGame<String>.Card) {
model.choose(card)
}
}

62
Memorize/EmojiMemoryGameView.swift
View File

@ -1,62 +0,0 @@
//
// EmojiMemoryGameView.swift
// Memorize
//
// Created by ching on 2023/2/12.
//
import SwiftUI
struct EmojiMemoryGameView: View {
@ObservedObject var game: EmojiMemoryGame
var body: some View {
ScrollView {
LazyVGrid(columns: [GridItem(.adaptive(minimum: const.DrawingConstants.gridWidth))]) {
ForEach(game.cards) {
card in CardView(card: card).aspectRatio(const.DrawingConstants.gridAspectRatio, contentMode: .fit)
.onTapGesture {
game.choose(card)
}
}
}
}
.foregroundColor(/*@START_MENU_TOKEN@*/ .red/*@END_MENU_TOKEN@*/)
.padding(.horizontal)
}
}
struct CardView: View {
let card: EmojiMemoryGame.Card
var body: some View {
GeometryReader { geometry in
ZStack {
let shape = RoundedRectangle(cornerRadius: const.DrawingConstants.cornerRadius)
if card.isFaceUp && !card.isMatched {
shape.fill().foregroundColor(.white)
shape.strokeBorder(lineWidth: const.DrawingConstants.lineWidth)
Text(card.content).font(font(in: geometry.size))
} else if card.isMatched {
shape.opacity(const.DrawingConstants.matchedCardOpacity)
} else {
shape.fill()
}
}
}
}
private func font(in size: CGSize) -> Font {
Font.system(size: min(size.width, size.height) * const.DrawingConstants.fontScale)
}
}
struct ContentView_Previews: PreviewProvider {
static var previews: some View {
let game = EmojiMemoryGame()
EmojiMemoryGameView(game: game)
.preferredColorScheme(.dark)
EmojiMemoryGameView(game: game)
.preferredColorScheme(.light)
}
}

2
Memorize/MemorizeApp.swift
View File

@ -12,7 +12,7 @@ struct MemorizeApp: App {
let game = EmojiMemoryGame()
var body: some Scene {
WindowGroup {
EmojiMemoryGameView(game: game)
ContentView(viewModel: game)
}
}
}

35
Memorize/MemoryGame.swift
View File

@ -10,10 +10,7 @@ import Foundation
// model
struct MemoryGame<CardContent> where CardContent: Equatable {
private(set) var cards: [Card]
private var indexOfTheOneAndOnlyFaceUpCard: Int? {
get { cards.indices.filter { cards[$0].isFaceUp }.oneAndOnly }
set { cards.indices.forEach { cards[$0].isFaceUp = ($0 == newValue) } }
}
private var indexOfTheOneAndOnlyFaceUpCard: Int?
mutating func choose(_ card: Card) {
if let chosenIndex = cards.firstIndex(where: { $0.id == card.id }), !cards[chosenIndex].isFaceUp, !cards[chosenIndex].isMatched {
@ -22,10 +19,16 @@ struct MemoryGame<CardContent> where CardContent: Equatable {
cards[chosenIndex].isMatched = true
cards[potentialMatchIndex].isMatched = true
}
cards[chosenIndex].isFaceUp.toggle()
indexOfTheOneAndOnlyFaceUpCard = nil
} else {
for index in cards.indices {
if cards[index].isFaceUp {
cards[index].isFaceUp.toggle()
}
}
indexOfTheOneAndOnlyFaceUpCard = chosenIndex
}
cards[chosenIndex].isFaceUp.toggle()
}
}
@ -39,8 +42,8 @@ struct MemoryGame<CardContent> where CardContent: Equatable {
}
init(numberOfPairsOfCards: Int, createCardContent: (Int) -> CardContent) {
cards = []
cards = [Card]()
//
for pairIndex in 0 ..< numberOfPairsOfCards {
let content: CardContent = createCardContent(pairIndex)
cards.append(Card(content: content, id: pairIndex * 2))
@ -49,19 +52,9 @@ struct MemoryGame<CardContent> where CardContent: Equatable {
}
struct Card: Identifiable {
var isFaceUp = false
var isMatched = false
let content: CardContent
let id: Int
}
}
extension Array {
var oneAndOnly: Element? {
if count == 1 {
return first
} else {
return nil
}
var isFaceUp: Bool = false
var isMatched: Bool = false
var content: CardContent
var id: Int
}
}