workoutsplus/WorkoutsPlus/ExerciseDetailsView.swift

//
//  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)
}