//
//  Edge.swift
//  MacBackend
//
//  Created by david-swift on 11.10.2024.
//

import AppKit

/// A view's edges.
public enum Edge {

    /// The leading edge.
    case leading
    /// The trailing edge.
    case trailing
    /// The top edge.
    case top
    /// The bottom edge.
    case bottom

    /// Activate layout constraints affecting this edge.
    /// - Parameters:
    ///     - view: The view.
    ///     - parent: The parent view.
    ///     - padding: The padding value.
    func activate(in view: NSView, to parent: NSView, padding: CGFloat) {
        switch self {
        case .top:
            NSLayoutConstraint.activate([
                view.topAnchor.constraint(equalTo: view.topAnchor, constant: padding)
            ])
        case .bottom:
            NSLayoutConstraint.activate([
                view.bottomAnchor.constraint(equalTo: view.bottomAnchor, constant: -padding)
            ])
        case .leading:
            NSLayoutConstraint.activate([
                view.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: padding)
            ])
        case .trailing:
            NSLayoutConstraint.activate([
                view.trailingAnchor.constraint(equalTo: view.trailingAnchor, constant: -padding)
            ])
        }
    }

}