Custom SwiftUI ToggleStyle - Power Button

PowerToggleStyle.swift

import SwiftUI

struct PowerToggleStyle: ToggleStyle {
    
    func makeBody(configuration: Configuration) -> some View {
        HStack {
            configuration.label
            Spacer()
            Rectangle()
                .foregroundColor(configuration.isOn ? .green : .gray)
                .frame(width: 51, height: 31, alignment: .center)
                .overlay(
                    Circle()
                        .foregroundColor(.white)
                        .padding(.all, 3)
                        .overlay(
                            GeometryReader { geo in
                                Path { p in
                                    if !configuration.isOn {
                                        p.addRoundedRect(in: CGRect(x: 20, y: 10, width: 10.5, height: 10.5), cornerSize: CGSize(width: 7.5, height: 7.5), style: .circular, transform: .identity)
                                    } else {
                                        p.move(to: CGPoint(x: 51/2, y: 10))
                                        p.addLine(to: CGPoint(x: 51/2, y: 31-10))
                                    }
                                }.stroke(configuration.isOn ? Color.green : Color.gray, lineWidth: 2)
                            }
                        )
                        .offset(x: configuration.isOn ? 11 : -11, y: 0)
                        .animation(Animation.linear(duration: 0.1))
                        
                ).cornerRadius(20)
                .onTapGesture { configuration.isOn.toggle() }
        }
    }
}