modify files

AIGrammar/View/WordPuzzleGameView.swift

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+//
+//  WordPuzzleView.swift
+//  AIGrammar
+//
+//  Created by oscar on 2025/7/16.
+//
+import SwiftUI
+import AVFoundation
+
+struct WordPuzzleGameView: View {
+    @State private var letters: [[String]] = []
+    @State private var selectedLetters: [(Int, Int)] = []
+    @State private var foundWords: [String] = []
+    @State private var score: Int = 0
+    @State private var remainingTime = 60
+    @State private var isGameOver = false
+    
+    @GestureState private var dragLocation: CGPoint? = nil
+    @State private var audioPlayer: AVAudioPlayer?
+
+    let validWords = ["WORD", "GAME", "PUZZLE", "MET", "ME", "GO"]
+    let gridSize = 4
+    let timer = Timer.publish(every: 1, on: .main, in: .common).autoconnect()
+    
+    init() {
+        var chars = Array("WORDPUZZLEGAMETO").map { String($0) }
+        chars.shuffle()
+        _letters = State(initialValue: stride(from: 0, to: chars.count, by: gridSize).map {
+            Array(chars[$0..<$0+gridSize])
+        })
+    }
+    
+    var body: some View {
+        VStack {
+            Text("Time: \(remainingTime)s   Score: \(score)")
+                .font(.headline)
+            
+            if isGameOver {
+                Text("Game Over!")
+                    .font(.largeTitle)
+                    .foregroundColor(.red)
+            } else {
+                VStack(spacing: 4) {
+                    ForEach(0..<gridSize, id: \.self) { row in
+                        HStack(spacing: 4) {
+                            ForEach(0..<gridSize, id: \.self) { col in
+                                Text(letters[row][col])
+                                    .font(.title)
+                                    .frame(width: 50, height: 50)
+                                    .background(
+                                        selectedLetters.contains(where: { $0 == (row, col) }) ?
+                                        Color.blue.opacity(0.7) : Color.gray.opacity(0.2)
+                                    )
+                                    .cornerRadius(8)
+                                    .onTapGesture {
+                                        handleSelect(row: row, col: col)
+                                    }
+                            }
+                        }
+                    }
+                }
+                .gesture(
+                    DragGesture()
+                        .updating($dragLocation) { value, state, _ in
+                            state = value.location
+                            selectLetter(at: value.location)
+                        }
+                        .onEnded { _ in
+                            submitWord()
+                        }
+                )
+            }
+
+            ScrollView(.horizontal) {
+                HStack {
+                    ForEach(foundWords, id: \.self) { word in
+                        Text(word)
+                            .padding(6)
+                            .background(Color.green.opacity(0.3))
+                            .cornerRadius(6)
+                    }
+                }
+                .padding()
+            }
+        }
+        .padding()
+        .onReceive(timer) { _ in
+            guard !isGameOver else { return }
+            if remainingTime > 0 {
+                remainingTime -= 1
+            } else {
+                isGameOver = true
+                timer.upstream.connect().cancel()
+            }
+        }
+    }
+    
+    /// 点击选择
+    private func handleSelect(row: Int, col: Int) {
+        if !selectedLetters.contains(where: { $0 == (row, col) }) {
+            selectedLetters.append((row, col))
+        }
+    }
+    
+    /// 拖动选择
+    private func selectLetter(at point: CGPoint?) {
+        guard let point = point else { return }
+        for row in 0..<gridSize {
+            for col in 0..<gridSize {
+                let cellSize: CGFloat = 50 + 4
+                let cellOrigin = CGPoint(x: CGFloat(col) * cellSize + 20,
+                                         y: CGFloat(row) * cellSize + 120)
+                let cellRect = CGRect(origin: cellOrigin, size: CGSize(width: 50, height: 50))
+                if cellRect.contains(point) {
+                    if !selectedLetters.contains(where: { $0 == (row, col) }) {
+                        selectedLetters.append((row, col))
+                    }
+                }
+            }
+        }
+    }
+    
+    /// 提交选中的单词
+    private func submitWord() {
+        let word = selectedLetters.map { letters[$0.0][$0.1] }.joined()
+        
+        if validWords.contains(word) && !foundWords.contains(word) {
+            foundWords.append(word)
+            score += word.count * 10
+            playSound(named: "success")
+        } else {
+            playSound(named: "fail")
+        }
+        selectedLetters.removeAll()
+    }
+    
+    /// 播放提示音
+    private func playSound(named name: String) {
+        guard let url = Bundle.main.url(forResource: name, withExtension: "mp3") else { return }
+        audioPlayer = try? AVAudioPlayer(contentsOf: url)
+        audioPlayer?.play()
+    }
+}
+
+struct WordPuzzleGameView_Previews: PreviewProvider {
+    static var previews: some View {
+        WordPuzzleGameView()
+    }
+}
+
+#Preview {
+    WordPuzzleGameView()
+}