configuration view for building different kind of views

Author: tornikegomareli

Sources/GitDiffExample/ConfigurationView.swift

@@ -0,0 +1,103 @@
+import SwiftUI
+import gitdiff
+
+struct ConfigurationView: View {
+    @State private var showLineNumbers = true
+    @State private var fontSize: CGFloat = 13
+    @State private var lineSpacing: DiffConfiguration.LineSpacing = .compact
+    @State private var wordWrap = true
+    @State private var selectedTheme: DiffTheme = .github
+    
+    var body: some View {
+        NavigationView {
+            VStack {
+                Form {
+                    Section("Display Options") {
+                        Toggle("Show Line Numbers", isOn: $showLineNumbers)
+                        
+                        HStack {
+                            Text("Font Size")
+                            Spacer()
+                            Text("\(Int(fontSize))pt")
+                                .foregroundColor(.secondary)
+                            Stepper("", value: $fontSize, in: 10...20)
+                                .labelsHidden()
+                        }
+                        
+                        Picker("Line Spacing", selection: $lineSpacing) {
+                            Text("Compact").tag(DiffConfiguration.LineSpacing.compact)
+                            Text("Comfortable").tag(DiffConfiguration.LineSpacing.comfortable)
+                            Text("Spacious").tag(DiffConfiguration.LineSpacing.spacious)
+                        }
+                        
+                        Toggle("Word Wrap", isOn: $wordWrap)
+                    }
+                    
+                    Section("Preset Configurations") {
+                        Button("Default") {
+                            applyConfiguration(.default)
+                        }
+                        
+                        Button("Code Review") {
+                            applyConfiguration(.codeReview)
+                        }
+                        
+                        Button("Mobile") {
+                            applyConfiguration(.mobile)
+                        }
+                        
+                        Button("Presentation") {
+                            applyConfiguration(.presentation)
+                        }
+                    }
+                }
+                
+                ScrollView {
+                    VStack(alignment: .leading) {
+                        Text("Preview")
+                            .font(.headline)
+                            .padding(.horizontal)
+                        
+                        DiffRenderer(diffText: sampleDiff)
+                            .diffTheme(selectedTheme)
+                            .diffLineNumbers(showLineNumbers)
+                            .diffFont(size: fontSize)
+                            .diffLineSpacing(lineSpacing)
+                            .diffWordWrap(wordWrap)
+                            .padding()
+                    }
+                }
+            }
+            .navigationTitle("Configuration")
+            .navigationBarTitleDisplayMode(.inline)
+        }
+    }
+    
+    private func applyConfiguration(_ config: DiffConfiguration) {
+        selectedTheme = config.theme
+        showLineNumbers = config.showLineNumbers
+        fontSize = config.fontSize
+        lineSpacing = config.lineSpacing
+        wordWrap = config.wordWrap
+    }
+    
+    private let sampleDiff = """
+    diff --git a/Config.swift b/Config.swift
+    index 1234567..abcdefg 100644
+    --- a/Config.swift
+    +++ b/Config.swift
+    @@ -10,8 +10,10 @@ struct Config {
+         let apiKey: String
+         let baseURL: URL
+         
+    -    init(apiKey: String) {
+    +    init(apiKey: String, environment: Environment = .production) {
+             self.apiKey = apiKey
+    -        self.baseURL = URL(string: "https://api.example.com")!
+    +        self.baseURL = environment.baseURL
+         }
+    +    
+    +    enum Environment { case production, staging }
+     }
+    """
+}