//
//  DownsampledKFImage.swift
//  SodaLive
//
//  Created by klaus on 10/23/25.
//

import SwiftUI
import Kingfisher

struct DownsampledKFImage: View {
    let url: URL?
    let size: CGSize
    let cacheOriginal: Bool = false
    
    var body: some View {
        KFImage(url)
            .placeholder { Color.gray.opacity(0.2) }
            .retry(maxCount: 2, interval: .seconds(1))
            .cancelOnDisappear(true)
            .downsampled(to: size, cacheOriginal: cacheOriginal)
            .resizable()
            .scaledToFill()
            .frame(width: size.width, height: size.height)
            .clipped()
    }
}

extension KFImage {
    func downsampled(
        to targetSize: CGSize,
        scale: CGFloat = UIScreen.main.scale,
        cacheOriginal: Bool = false
    ) -> KFImage {
        let pixel = CGSize(
            width: targetSize.width * scale,
            height: targetSize.height * scale
        )
        return self
            .setProcessor(DownsamplingImageProcessor(size: pixel))
            .scaleFactor(scale)
            .backgroundDecode()
            .cacheOriginalImage(cacheOriginal)
    }
}