yattee/Extensions/View+Borders.swift

import Foundation
import SwiftUI

extension View {
    func borderTop(height: Double, color: Color = Color(white: 0.7, opacity: 1)) -> some View {
        verticalEdgeBorder(.top, height: height, color: color)
    }

    func borderBottom(height: Double, color: Color = Color(white: 0.7, opacity: 1)) -> some View {
        verticalEdgeBorder(.bottom, height: height, color: color)
    }

    func borderLeading(width: Double, color: Color = Color(white: 0.7, opacity: 1)) -> some View {
        horizontalEdgeBorder(.leading, width: width, color: color)
    }

    func borderTrailing(width: Double, color: Color = Color(white: 0.7, opacity: 1)) -> some View {
        horizontalEdgeBorder(.trailing, width: width, color: color)
    }

    private func verticalEdgeBorder(_ edge: Alignment, height: Double, color: Color) -> some View {
        overlay(
            Rectangle()
                .frame(width: nil, height: height, alignment: .top)
                .foregroundColor(color)
                .ignoresSafeArea(.all, edges: .horizontal),
            alignment: edge
        )
    }

    private func horizontalEdgeBorder(_ edge: Alignment, width: Double, color: Color) -> some View {
        overlay(
            Rectangle()
                .frame(width: width, height: nil, alignment: .leading)
                .foregroundColor(color),
            alignment: edge
        )
    }
}