import AppKit
import Localization

/// 应用菜单。仅菜单栏运行时不显示，但仍负责 ⌘C / ⌘V / ⌘W 等快捷键
@MainActor
enum MainMenu {
    static func make(target: AnyObject, settingsAction: Selector, updateAction: Selector) -> NSMenu {
        let main = NSMenu()

        let app = NSMenu(title: "OpenStats")
        app.addItem(withTitle: tr("关于 OpenStats"), action: #selector(NSApplication.orderFrontStandardAboutPanel(_:)), keyEquivalent: "")
        app.addItem(withTitle: tr("检查更新…"), action: updateAction, keyEquivalent: "").target = target
        app.addItem(.separator())
        app.addItem(withTitle: tr("设置…"), action: settingsAction, keyEquivalent: ",").target = target
        app.addItem(.separator())
        app.addItem(withTitle: tr("隐藏 OpenStats"), action: #selector(NSApplication.hide(_:)), keyEquivalent: "h")
        app.addItem(.separator())
        app.addItem(withTitle: tr("退出 OpenStats"), action: #selector(NSApplication.terminate(_:)), keyEquivalent: "q")
        add(app, to: main)

        let edit = NSMenu(title: tr("编辑"))
        edit.addItem(withTitle: tr("撤销"), action: Selector(("undo:")), keyEquivalent: "z")
        edit.addItem(withTitle: tr("重做"), action: Selector(("redo:")), keyEquivalent: "Z")
        edit.addItem(.separator())
        edit.addItem(withTitle: tr("剪切"), action: #selector(NSText.cut(_:)), keyEquivalent: "x")
        edit.addItem(withTitle: tr("拷贝"), action: #selector(NSText.copy(_:)), keyEquivalent: "c")
        edit.addItem(withTitle: tr("粘贴"), action: #selector(NSText.paste(_:)), keyEquivalent: "v")
        edit.addItem(withTitle: tr("全选"), action: #selector(NSText.selectAll(_:)), keyEquivalent: "a")
        add(edit, to: main)

        let window = NSMenu(title: tr("窗口"))
        window.addItem(withTitle: tr("最小化"), action: #selector(NSWindow.performMiniaturize(_:)), keyEquivalent: "m")
        window.addItem(withTitle: tr("关闭"), action: #selector(NSWindow.performClose(_:)), keyEquivalent: "w")
        add(window, to: main)
        NSApp.windowsMenu = window

        return main
    }

    private static func add(_ submenu: NSMenu, to main: NSMenu) {
        let item = NSMenuItem(title: submenu.title, action: nil, keyEquivalent: "")
        item.submenu = submenu
        main.addItem(item)
    }
}