AEStyle

AEStyle.swift

/**
 *  https://gist.github.com/tadija/25bad580b3228e5255b0e67c440e3d3b
 *  Copyright (c) Marko Tadić 2018
 *  Licensed under the MIT license. See LICENSE file.
 */

import UIKit

protocol AEStyle {
    associatedtype FontKey: Hashable
    associatedtype ColorKey: Hashable

    var fonts: [FontKey: UIFont] { get }
    var colors: [ColorKey: UIColor] { get }

    var bar: UIBarStyle { get }
    var statusBar: UIStatusBarStyle { get }
    var blurEffect: UIBlurEffect.Style { get }
}

extension AEStyle {
    func font(_ key: FontKey) -> UIFont? {
        return fonts[key]
    }
    func color(_ key: ColorKey) -> UIColor? {
        return colors[key]
    }
}

protocol AEStylable {
    associatedtype Style: AEStyle
    func updateStyle(_ style: Style)
}

class BasicStyle<FontKey: Hashable, ColorKey: Hashable>: AEStyle {
    let fonts: [FontKey: UIFont]
    let colors: [ColorKey: UIColor]

    var bar: UIBarStyle {
        return .default
    }
    var statusBar: UIStatusBarStyle {
        return .default
    }
    var blurEffect: UIBlurEffect.Style {
        return .regular
    }

    init(fonts: [FontKey: UIFont], colors: [ColorKey: UIColor]) {
        self.fonts = fonts
        self.colors = colors
    }
}