Begin statistics creation

CHDataManagement/Views/Pages/Commands/LabelCreationView.swift

@@ -5,9 +5,18 @@ struct LabelCreationView: View {
     @Environment(\.colorScheme)
     private var colorScheme
 
+    @Environment(\.language)
+    private var language
+
     @Binding
     var labels: [ContentLabel]
 
+    @State
+    private var showWorkoutSelection = false
+
+    @State
+    private var selectedWorkouts: [FileResource] = []
+
     var body: some View {
         List {
             ForEach($labels, id: \.icon) { label in
@@ -25,10 +34,25 @@ struct LabelCreationView: View {
                 .cornerRadius(8)
             }
             .onMove(perform: moveLabel)
+            Button("Load workout") { showWorkoutSelection = true }
+                .padding(.vertical, 2)
             Button("Add new label", action: addLabel)
             .padding(.vertical, 2)
         }
         .frame(minHeight: 250)
+        .sheet(isPresented: $showWorkoutSelection) {
+            MultiFileSelectionView(
+                selectedFiles: $selectedWorkouts,
+                allowedType: .route)
+        }
+        .onChange(of: selectedWorkouts) {
+            let workouts = selectedWorkouts.compactMap { $0.routeOverview }
+            guard !workouts.isEmpty else {
+                return
+            }
+            let overview = RouteOverview.combine(workouts)
+            overview.update(labels: &labels, language: language)
+        }
     }
 
     private func addLabel() {