FileIO

FileIO.swift

protocol FileIO {
    associatedtype T
    func read() -> Observable<T>
    func write(new: T) -> Observable<Void>
    func delete() -> Observable<Void>
}


class ImageFileIO: FileIO {
    typealias T = UIImage
    let fileURL: URL

    init(fileURL: URL) {
        self.fileURL = fileURL
    }

    func read() -> Observable<UIImage> {
        //TODO
        return Observable.just(UIImage())
    }

    func write(new: T) -> Observable<Void> {
        //TODO
        return Observable.just()
    }
    
    func delete() -> Observable<Void> {
        return Observable.just()
    }
}