34 lines
600 B
Swift
34 lines
600 B
Swift
|
import Combine
|
||
|
|
import Foundation
|
||
|
|
import UIKit
|
||
|
|
|
||
|
|
final class ImageLoader: ObservableObject {
|
||
|
|
@Dependency private var client: RocketChatClientProtocol
|
||
|
|
|
||
|
|
@Published private(set) var image: UIImage?
|
||
|
|
|
||
|
|
private var cancellable: AnyCancellable?
|
||
|
|
|
||
|
|
private let url: URL
|
||
|
|
|
||
|
|
init(url: URL) {
|
||
|
|
self.url = url
|
||
|
|
}
|
||
|
|
|
||
|
|
deinit {
|
||
|
|
cancel()
|
||
|
|
}
|
||
|
|
|
||
|
|
func load() {
|
||
|
|
cancellable = client.session.dataTaskPublisher(for: url)
|
||
|
|
.map { UIImage(data: $0.data) }
|
||
|
|
.replaceError(with: nil)
|
||
|
|
.receive(on: DispatchQueue.main)
|
||
|
|
.sink { [weak self] in self?.image = $0 }
|
||
|
|
}
|
||
|
|
|
||
|
|
func cancel() {
|
||
|
|
cancellable?.cancel()
|
||
|
|
}
|
||
|
|
}
|