//
//  CheckBoxGroup2ViewController.swift
//  VDSSample
//
//  Created by Matt Bruce on 8/24/22.
//

import Foundation
import UIKit
import VDS
import VDSColorTokens
import Combine

class  CheckboxGroupViewController: ModelScrollViewController<DefaultCheckboxGroupModel> {
        
    var disabledSwitch = UISwitch()
    var labelTextField = TextField()
    var childTextField = TextField()
    var showErrorSwitch = UISwitch()

    
    var checkboxGroup = CheckboxGroup()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        addContentTopView(view: checkboxGroup)
        
        setupForm()
        setupPicker()
        setupModel()
    }
    
    func setupForm() {
        addFormRow(label: "Disabled", view: disabledSwitch)
        addFormRow(label: "Surface", view: surfacePickerSelectorView)
        addFormRow(label: "Label Text", view: labelTextField)
        addFormRow(label: "Child Text", view: childTextField)
        addFormRow(label: "Error", view: showErrorSwitch)

        showErrorSwitch
            .publisher(for: .valueChanged)
            .sink { [weak self] sender in
                self?.checkboxGroup.showError = sender.isOn
            }.store(in: &subscribers)

        disabledSwitch
            .publisher(for: .valueChanged)
            .sink { [weak self] sender in
                self?.checkboxGroup.disabled = sender.isOn
            }.store(in: &subscribers)

        labelTextField
            .textPublisher
            .sink { [weak self] text in
                self?.checkbox?.labelText = text
            }.store(in: &subscribers)
        
        childTextField
            .textPublisher
            .sink { [weak self] text in
                self?.checkbox?.childText = text
            }.store(in: &subscribers)
    }
    
    func setupModel() {
        var defaultModel = DefaultCheckboxGroupModel()
        var model1 = DefaultCheckboxModel()
        model1.inputId = "model1"
        model1.value = "model 1 Value"
        model1.labelText = "iPhone 11 Bundle 1"
        model1.childText = "Apple iPhone 11 - 64 GB\nOtterbox Case Red\nScreen Protector"
        
        var model2 = DefaultCheckboxModel()
        model2.inputId = "model2"
        model2.value = "model 2 Value"
        model2.labelText = "iPhone 11 Bundle 2"
        model2.childText = "Apple iPhone 11 - 128 GB\nOtterbox Case Black\nScreen Protector"
        defaultModel.selectors = [model1, model2]
        set(with: defaultModel)
                
        checkboxGroup
            .handlerPublisher()
            .sink { [weak self] viewModel in
                self?.model = viewModel
            }.store(in: &subscribers)

        checkboxGroup
            .publisher(for: .valueChanged)
            .sink { group in
                let selected = group.selectedModelHandlers?
                                    .compactMap{$0.labelText}
                                    .joined(separator: ", ") ?? "none"
                
                print("Selected: \(selected)")
            }.store(in: &subscribers)

        //setup UI
        surfacePickerSelectorView.text = model.surface.rawValue
        disabledSwitch.isOn = model.disabled
        labelTextField.text = model2.labelText
        childTextField.text = model1.childText
        showErrorSwitch.isOn = model.showError
        
    }
    
    override func updateView(viewModel: DefaultCheckboxGroupModel) {
        print("\(Self.self) updateView(viewModel)")
        showErrorSwitch.isOn = viewModel.showError
        disabledSwitch.isOn = viewModel.disabled
        checkboxGroup.set(with: viewModel)
    }
    
    var checkbox: Checkbox? {
        checkboxGroup.selectorViews.first
    }
    
    //Picker
    func setupPicker(){
        surfacePickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.checkboxGroup.surface = item
            self?.contentTopView.backgroundColor = item.color
            self?.surfacePickerSelectorView.text = item.rawValue
        }
    }

}