//
//  Modelable.swift
//  VDS
//
//  Created by Matt Bruce on 7/22/22.
//

import Foundation
import Combine
import UIKit

public protocol ModelHandlerable: AnyObject, Initable, Disabling, Surfaceable {
    var subject: PassthroughSubject<Void, Never> { get set }
    var subscribers: Set<AnyCancellable> { get set }
    func updateView()
}

extension ModelHandlerable {
    
    public func setupUpdateView() {
        handlerPublisher()
            .subscribe(on: RunLoop.main)
            .sink { [weak self] _ in
                self?.updateView()
            }
            .store(in: &subscribers)
    }
    
    public func handlerPublisher() -> AnyPublisher<Void, Never> {
        subject
            .eraseToAnyPublisher()
            .debounce(for: .seconds(Constants.ModelStateDebounce), scheduler: RunLoop.main)
            .eraseToAnyPublisher()
    }
}