//
//  ScrollableCaptionLayout.swift
//  curate-admin
//
//  Created by Steve Cox on 1/20/17.
//  Copyright © 2017 Steve Cox. All rights reserved.
//

import UIKit
import LayoutKit

class ScrollableCaptionLayout: SizeLayout<UIScrollView> {

    init(text: String, font: UIFont = defaultFont, contentWidth: CGFloat, scrollViewSize: CGSize) {

        let caption = LabelLayout(
            text: text,
            font: font,
            config: { label in
                label.textColor = UIColor(red: 49.0/255.0, green: 61.0/255.0, blue: 82.0/255.0, alpha: 1.0)
            }
        )

        let captionViewHeight = caption.arrangement(width: contentWidth).frame.height
        let captionContentLayout = SizeLayout<View>(
            width: contentWidth,
            height: captionViewHeight,
            alignment: .topLeading,
            flexibility: Flexibility.inflexible,
            sublayout: caption,
            config: { (view: View) in
                view.backgroundColor = UIColor.white
            }
        )

        super.init(
            minWidth: scrollViewSize.width,
            maxWidth: scrollViewSize.width,
            minHeight: scrollViewSize.height,
            maxHeight: scrollViewSize.height,
            alignment: Alignment.topLeading,
            flexibility: Flexibility.flexible,
            viewReuseId: nil,
            sublayout: nil,
            config: { view in
                let captionContentLayoutView = captionContentLayout.arrangement().makeViews()
                view.addSubview(captionContentLayoutView)
                view.contentSize = captionContentLayoutView.bounds.size
            }
        )
    }

}

private let defaultFont = UILabel().font ?? UIFont.systemFont(ofSize: 17)