//
//  SelectorGroupModel.swift
//  VDS
//
//  Created by Matt Bruce on 8/11/22.
//

import Foundation

public protocol SelectorGroupModelable: Modelable, FormFieldable, Errorable {
    associatedtype SelectorModelType: Modelable where SelectorModelType: FormFieldable
    var selectors: [SelectorModelType] { get set }
}


public protocol SelectorGroupHandlerable: ModelHandlerable, Disabling, Surfaceable where ModelType: SelectorGroupModelable {
    associatedtype ModelHandlerType: ModelHandlerable where ModelType.SelectorModelType == ModelHandlerType.ModelType
    var selectorViews: [ModelHandlerType] { get set }
}

extension SelectorGroupHandlerable {
    
    public func updateSelectors(){
        let selectors = model.selectors.compactMap { existing in
            return existing.copyWith {
                $0.disabled = disabled
                $0.surface = surface
            }
        }
        model.selectors = selectors
    }

    public func getCachedSelector(viewModel: ModelHandlerType.ModelType) -> ModelHandlerType.ModelType? {
        if let  index = model.selectors.firstIndex(where: { element in
            return element.id == viewModel.id
        }) {
            return model.selectors[index]
        } else {
            return nil
        }
    }
    
    public func replace(viewModel: ModelHandlerType.ModelType){
        if let  index = model.selectors.firstIndex(where: { element in
            return element.id == viewModel.id
        }) {
            model.selectors[index] = viewModel
        }
    }
}