//
//  SelectorModel.swift
//  VDS
//
//  Created by Matt Bruce on 8/8/22.
//

import Foundation

public protocol Selectable {
    var selected: Bool { get set }
}

public protocol SelectorModel: Modelable, FormFieldable, Errorable, DataTrackable, Accessable, Selectable {
    var labelText: String? { get set }
    var labelTextAttributes: [LabelAttributeModel]? { get set }
    var childText: String? { get set }
    var childTextAttributes: [LabelAttributeModel]? { get set }
}

extension SelectorModel {
    
    public var fontCategory: FontCategory {
        get { return .body }
        set { return }
    }
    
    public var shouldShowError: Bool {
        guard showError && !disabled && errorText?.isEmpty == false else { return false }
        return true
    }
    
    public var shouldShowLabels: Bool {
        guard labelText?.isEmpty == false || childText?.isEmpty == false else { return false }
        return true
    }
    
    public var labelModel: DefaultLabelModel? {
        guard let labelText = labelText else { return nil }
        var model = DefaultLabelModel()
        model.fontSize = .large
        model.textPosition = .left
        model.fontWeight = .bold
        model.fontCategory = .body
        model.text = labelText
        model.surface = surface
        model.disabled = disabled
        model.attributes = labelTextAttributes
        return model
    }
    
    public var childModel: DefaultLabelModel? {
        guard let childText = childText else { return nil }
        var model = DefaultLabelModel()
        model.fontSize = .large
        model.textPosition = .left
        model.fontWeight = .regular
        model.fontCategory = .body
        model.text = childText
        model.surface = surface
        model.disabled = disabled
        model.attributes = childTextAttributes
        return model
    }
    
    public var errorModel: DefaultLabelModel? {
        guard let errorText = errorText, showError else { return nil }
        var model = DefaultLabelModel()
        model.fontSize = .medium
        model.textPosition = .left
        model.fontWeight = .regular
        model.fontCategory = .body
        model.text = errorText
        model.surface = surface
        model.disabled = disabled
        return model
    }
}