add template for items, copy over exercise library

WorkoutsPlus/ContentView.swift

@@ -0,0 +1,33 @@
+//
+//  ContentView.swift
+//  WorkoutsPlus
+//
+//  Created by Felix Förtsch on 13.08.24.
+//
+
+import SwiftUI
+import SwiftData
+
+struct ContentView: View {
+		@Environment(\.modelContext) private var modelContext
+		
+		var body: some View {
+				TabView {
+						ExerciseLibraryView()
+								.tabItem {
+										Image(systemName: "figure.run.square.stack")
+										Text("Library")
+								}
+						Text("Settings")
+								.tabItem {
+										Image(systemName: "gear")
+										Text("Settings")
+								}
+				}
+		}
+}
+
+#Preview {
+		ContentView()
+				.modelContainer(for: Exercise.self, inMemory: true)
+}

WorkoutsPlus/Exercise.swift

@@ -0,0 +1,20 @@
+//
+//  Item.swift
+//  WorkoutsPlus
+//
+//  Created by Felix Förtsch on 10.08.24.
+//
+
+import Foundation
+import SwiftData
+
+@Model
+final class Exercise {
+		var name: String
+		var timestamp: Date
+		
+		init(name: String = "", timestamp: Date = Date.now) {
+				self.name = name
+				self.timestamp = timestamp
+		}
+}

WorkoutsPlus/ExerciseDetailsView.swift

@@ -0,0 +1,60 @@
+//
+//  ExerciseDetailsView.swift
+//  WorkoutsPlus
+//
+//  Created by Felix Förtsch on 10.08.24.
+//
+
+import SwiftUI
+
+struct ExerciseDetailsView: View {
+		@Environment(\.dismiss) private var dismiss
+		@Environment(\.modelContext) private var modelContext
+		
+		var item: Exercise?
+		var isPresentedAsSheet: Bool = false
+		
+		var body: some View {
+				
+				Form {
+						TextField("Exercise Name", text: Binding(
+								get: { item?.name ?? "" },
+								set: { newName in
+										if item != nil {
+												item?.name = newName
+										}
+								}
+						))
+						.toolbar {
+								if (isPresentedAsSheet) {
+										ToolbarItem(placement: .topBarLeading) {
+												Button("Cancel") {
+														dismiss()
+												}
+										}
+								}
+								ToolbarItem(placement: .topBarTrailing) {
+										Button("Save") {
+												saveItem()
+												dismiss()
+										}
+								}
+						}
+				}
+		}
+		
+		private func saveItem() {
+				if modelContext.hasChanges {
+						do {
+								try modelContext.save()
+						} catch {
+								print("Failed to save item: \(error.localizedDescription)")
+						}
+				}
+		}
+}
+
+#Preview {
+		let sampleItem = Exercise(name: "Sample Item")
+		ExerciseDetailsView(item: sampleItem)
+}

WorkoutsPlus/ExerciseLibraryView.swift

@@ -0,0 +1,100 @@
+//
+//  ExerciseLibraryView.swift
+//  WorkoutsPlus
+//
+//  Created by Felix Förtsch on 10.08.24.
+//
+
+import SwiftUI
+import SwiftData
+
+struct ExerciseLibraryView: View {
+		@Environment(\.modelContext) private var modelContext
+		@Query private var items: [Exercise]
+		
+		@State private var isPresentingNewItemSheet = false
+		
+		let initialDataSet = [
+				"Pull-up",
+				"Push-up",
+				"Dips",
+				"Rows",
+				"Split Squat"
+		]
+		
+		var body: some View {
+				NavigationView {
+						List {
+								ForEach(items.sorted(by: { $0.name < $1.name })) { item in
+										NavigationLink(destination: ExerciseDetailsView(item: item)) {
+												Text(item.name)
+										}
+								}
+								.onDelete(perform: deleteExercise)
+						}
+						.onAppear {
+								if items.isEmpty {
+										loadInitialData(exercises: initialDataSet)
+								}
+						}
+						.toolbar {
+								ToolbarItem(placement: .navigationBarTrailing) {
+										Button {
+												createNewExercise()
+										} label: {
+												Label("Add Exercise", systemImage: "plus")
+										}
+								}
+						}
+						.sheet(isPresented: $isPresentingNewItemSheet) {
+								let newItem = Exercise(name: "")
+								NavigationView {
+										ExerciseDetailsView(item: newItem, isPresentedAsSheet: true)
+												.onDisappear {
+														if !newItem.name.isEmpty {
+																saveExercise(item: newItem)
+														}
+												}
+								}
+						}
+				}
+		}
+		
+		private func createNewExercise() {
+				isPresentingNewItemSheet = true
+		}
+		
+		private func saveExercise(item: Exercise) {
+				modelContext.insert(item)
+				try? modelContext.save()
+		}
+		
+		private func deleteExercise(offsets: IndexSet) {
+				withAnimation {
+						for index in offsets {
+								modelContext.delete(items[index])
+						}
+						try? modelContext.save()
+				}
+		}
+		
+		private func loadInitialData(exercises: [String]) {
+				var items: [Exercise] = []
+				
+				for exercise in exercises {
+						let item = Exercise(name: exercise)
+						items.append(item)
+				}
+				
+				for item in items {
+						modelContext.insert(item)
+				}
+				
+				try? modelContext.save()
+		}
+}
+
+#Preview {
+		ExerciseLibraryView()
+				.modelContainer(for: Exercise.self, inMemory: true)
+}

WorkoutsPlus/Templates/ItemDetailsView.swift

@@ -15,16 +15,16 @@ struct ItemDetailsView: View {
 		var isPresentedAsSheet: Bool = false
 		
 		var body: some View {
-
-						Form {
-								TextField("Exercise Name", text: Binding(
-										get: { item?.name ?? "" },
-										set: { newName in
-												if item != nil {
-														item?.name = newName
-												}
+				
+				Form {
+						TextField("Exercise Name", text: Binding(
+								get: { item?.name ?? "" },
+								set: { newName in
+										if item != nil {
+												item?.name = newName
 										}
-								))
+								}
+						))
 						.toolbar {
 								if (isPresentedAsSheet) {
 										ToolbarItem(placement: .topBarLeading) {
@@ -54,9 +54,8 @@ struct ItemDetailsView: View {
 		}
 }
 
-struct ExerciseDetailsView_Previews: PreviewProvider {
-		static var previews: some View {
-				let sampleItem = Item(name: "Sample Item")
-				ItemDetailsView(item: sampleItem)
-		}
+#Preview {
+		let sampleItem = Item(name: "Sample Item")
+		ItemDetailsView(item: sampleItem)
 }
+

WorkoutsPlus/Templates/ItemLibrary.swift

@@ -25,7 +25,7 @@ struct ItemLibrary: View {
 		var body: some View {
 				NavigationView {
 						List {
-								ForEach(items) { item in
+								ForEach(items.sorted(by: { $0.name < $1.name })) { item in
 										NavigationLink(destination: ItemDetailsView(item: item)) {
 												Text(item.name)
 										}

WorkoutsPlus/WorkoutsPlusApp.swift

@@ -12,7 +12,7 @@ import SwiftData
 struct WorkoutsPlusApp: App {
 		var sharedModelContainer: ModelContainer = {
 				let schema = Schema([
-						Item.self,
+						Exercise.self,
 				])
 				let modelConfiguration = ModelConfiguration(schema: schema, isStoredInMemoryOnly: false)
 				
@@ -25,7 +25,7 @@ struct WorkoutsPlusApp: App {
 		
 		var body: some Scene {
 				WindowGroup {
-						ItemLibrary()
+						ContentView()
 				}
 				.modelContainer(sharedModelContainer)
 		}