fead: new leaderboard

QuizApp/CategorySelectionView.swift

@@ -10,6 +10,11 @@ import SwiftUI
 struct CategorySelectionView: View {
     @StateObject private var viewModel = ViewModel()
     @AppStorage("globalScore") var globalScore: Int = 0
+    @State private var boardData: [[String: Any]] = []
+    
+    private func loadBoardData() {
+        boardData = UserDefaults.standard.array(forKey: "leaderboard") as? [[String: Any]] ?? []
+    }
     
     var body: some View {
         NavigationStack {
@@ -58,7 +63,7 @@ struct CategorySelectionView: View {
                 .padding(.horizontal)
                 
                 // Kategorien Header
-                Text("Verfügbare Quiz")
+                Text("Kategorien")
                     .font(.title2)
                     .fontWeight(.semibold)
                     .frame(maxWidth: .infinity, alignment: .leading)
@@ -101,11 +106,58 @@ struct CategorySelectionView: View {
                 }
                 .padding(.horizontal)
                 
+                // Scoreboard
+                Text("Leaderboard")
+                    .font(.title2)
+                    .fontWeight(.semibold)
+                    .frame(maxWidth: .infinity, alignment: .leading)
+                    .padding(.horizontal)
+                if !boardData.isEmpty {
+                    VStack(spacing: 8) {
+                        ForEach(Array(boardData.prefix(5).enumerated()), id: \.offset) { index, scoreData in
+                            HStack {
+                                Text("\(index + 1).")
+                                    .font(.headline)
+                                    .foregroundColor(index < 3 ? .orange : .primary)
+                                    .frame(width: 25, alignment: .leading)
+                                
+                                Text(scoreData["name"] as? String ?? "Unbekannt")
+                                    .font(.body)
+                                    .foregroundColor(.primary)
+                                
+                                Spacer()
+                                
+                                Text("\(scoreData["score"] as? Int ?? 0) Punkte")
+                                    .font(.body)
+                                    .fontWeight(.medium)
+                                    .foregroundColor(.blue)
+                            }
+                            .padding(.horizontal, 16)
+                            .padding(.vertical, 8)
+                            .background(
+                                RoundedRectangle(cornerRadius: 12)
+                                    .fill(Color(.systemGray6))
+                                    .overlay(
+                                        RoundedRectangle(cornerRadius: 12)
+                                            .stroke(Color(.systemGray4), lineWidth: 1)
+                                    )
+                                
+                            )
+                        }
+                    }
+                    .padding(.horizontal)
+                } else {
+                    Text("Keine Leadboard Daten...")
+                }
+                
                 Spacer()
             }
             .background(Color.white)
             .navigationBarHidden(true)
             .navigationTitle("Quiz-Auswahl")
+            .onAppear {
+                loadBoardData()
+            }
         }
     }
 }

QuizApp/ContentView.swift

@@ -17,6 +17,8 @@ struct ContentView: View {
     @State private var selectedAnswerIndex: Int? = nil
     @State private var isAnswered = false
     @State private var showExitAlert = false
+    @State private var playerName: String = ""
+    @State private var scoreIsSaved = false
     
     var body: some View {
         VStack {
@@ -38,11 +40,26 @@ struct ContentView: View {
                     
                     Button("Zurück zur Kategorieauswahl") {
                         dismiss()
+                        
                     }
                     .padding()
                     .background(Color.gray)
                     .foregroundColor(.white)
                     .cornerRadius(10)
+                    
+                    TextField("Dein Name:", text: $playerName)
+                        .textFieldStyle(RoundedBorderTextFieldStyle())
+                        .padding(.horizontal)
+                    
+                    Button("Score speichern") {
+                        saveScore()
+                        dismiss()
+                    }
+                    .padding()
+                    .background(playerName.isEmpty ? Color.gray : Color.green)
+                    .foregroundColor(.white)
+                    .cornerRadius(10)
+                    .disabled(playerName.isEmpty)
                 }
                 .onAppear {
                     AudioServicesPlaySystemSound(1322)
@@ -186,6 +203,37 @@ struct ContentView: View {
         let correct = viewModel.questions[index].correctAnswer
         return selected == correct ? .green : .red
     }
+    
+    private func saveScore() {
+        // Bestehende Scores laden
+        var savedScores = UserDefaults.standard.array(forKey: "leaderboard") as? [[String: Any]] ?? []
+        
+        // Neuen Score hinzufügen
+        let newScore: [String: Any] = [
+            "name": playerName,
+            "score": viewModel.score,
+            "date": Date()
+        ]
+        
+        savedScores.append(newScore)
+        
+        // Nach Score sortieren
+        savedScores.sort { score1, score2 in
+            let score1Value = score1["score"] as? Int ?? 0
+            let score2Value = score2["score"] as? Int ?? 0
+            return score1Value > score2Value
+        }
+        
+        // Nur die besten 10 Scores behalten
+        if savedScores.count > 5 {
+            savedScores = Array(savedScores.prefix(10))
+        }
+        
+        UserDefaults.standard.set(savedScores, forKey: "leaderboard")
+        scoreIsSaved = true
+        
+        print("Score gespeichert: \(playerName) - \(viewModel.score) Punkte")
+    }
 }
 
 #Preview {