//
//  UIButton+WebCache.swift
//  Fate
//
//  Created by Archer on 2018/11/23.
//

import SDWebImage
import FDNamespacer

extension FOLDin where Base: UIButton {
    public func setImage(withURL imageURL: URL?,
                         placeholder: UIImage? = nil,
                         shouldDecompressImages: Bool = true) {
        SDImageCache.shared().config.shouldDecompressImages = shouldDecompressImages
        SDWebImageDownloader.shared().shouldDecompressImages = shouldDecompressImages
        base.sd_setImage(with: imageURL,
                         for: .normal,
                         placeholderImage: placeholder,
                         options: [],
                         completed: nil)
    }
    
    public func setBackgroundImage(withURL imageURL: URL?,
                                   placeholder: UIImage? = nil,
                                   shouldDecompressImages: Bool = true,
                                   shouldSetImageWithFadeAnimation: Bool = true) {
        SDImageCache.shared().config.shouldDecompressImages = shouldDecompressImages
        SDWebImageDownloader.shared().shouldDecompressImages = shouldDecompressImages
        let options: SDWebImageOptions = shouldSetImageWithFadeAnimation ? [.avoidAutoSetImage] : []
        base.sd_setBackgroundImage(with: imageURL,
                                   for: .normal, placeholderImage: placeholder,
                                   options: options,
                                   completed: { [weak base] (image, error, _, key) in
                                    guard let base = base else { return }
                                    if let image = image {
                                        if shouldSetImageWithFadeAnimation {
                                            base.layer.removeAnimation(forKey: "_KFadeAnimationKey")
                                            let transition = CATransition()
                                            transition.duration = 0.2
                                            transition.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
                                            transition.type = .fade
                                            base.layer.add(transition, forKey: "_KFadeAnimationKey")
                                        }
                                        base.setBackgroundImage(image, for: .normal)
                                    } else {
                                        base.setBackgroundImage(placeholder, for: .normal)
                                    }
        })
    }
}