//
//  MenuController.swift
//  Tusker
//
//  Created by Shadowfacts on 11/14/20.
//  Copyright © 2020 Shadowfacts. All rights reserved.
//

import UIKit

struct MenuController {
    
    static func composeCommand() -> UIKeyCommand {
        let selector: Selector
        if #available(iOS 14.0, *) {
            selector = #selector(MainSplitViewController.presentCompose)
        } else {
            selector = #selector(MainTabBarViewController.presentCompose)
        }
        return UIKeyCommand(title: "Compose", action: selector, input: "n", modifierFlags: .command)
    }
    
    static func refreshCommand(discoverabilityTitle: String?) -> UIKeyCommand {
        return UIKeyCommand(title: "Refresh", action: #selector(RefreshableViewController.refresh), input: "r", modifierFlags: .command, discoverabilityTitle: discoverabilityTitle)
    }
    
    static func buildMainMenu(builder: UIMenuBuilder) {
        builder.insertChild(buildFileMenu(), atStartOfMenu: .file)
    }
    
    private static func buildFileMenu() -> UIMenu {
        return UIMenu(
            title: "",
            image: nil,
            identifier: nil,
            options: .displayInline,
            children: [
                composeCommand(),
                refreshCommand(discoverabilityTitle: nil),
            ]
        )
    }
    
}