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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
import UIKit
import Common
/// Used in HeroImageView and FaviconImageView to update their image using the SiteImageHandler
protocol SiteImageView: UIView {
var uniqueID: UUID? { get set }
var imageFetcher: SiteImageHandler { get set }
/// The URL string representing the currently-displayed image on the view.
/// This is `nil` if an image has been set manually.
var currentURLString: String? { get set }
func updateImage(model: SiteImageModel)
func setImage(image: UIImage)
func canMakeRequest(with siteURLString: String?) -> Bool
}
extension SiteImageView {
func canMakeRequest(with siteURLString: String?) -> Bool {
guard currentURLString != nil else {
currentURLString = siteURLString
return true
}
return currentURLString != siteURLString
}
func updateImage(model: SiteImageModel) {
Task { [weak self] in
let image = await self?.imageFetcher.getImage(model: model)
await MainActor.run { [weak self] in
guard let self, let image, uniqueID == model.id else { return }
setImage(image: image)
}
}
}
}