//
//  DropdownSelectViewController.swift
//  VDSSample
//
//  Created by Kanamarlapudi, Vasavi on 28/03/24.
//

import Foundation
import VDS

class DropdownSelectViewController: BaseViewController<DropdownSelect> {
    
    var disabledSwitch = Toggle()
    var requiredSwitch = Toggle()
    var labelTextField = TextField()
    var errorTextField = TextField()
    var helperTextField = TextField()
    var inlineLabelSwitch = Toggle()
    var errorSwitch = Toggle()
    var tooltipTitleTextField = TextField()
    var tooltipContentTextField = TextField()
    var optionsField = TextField()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        addContentTopView(view: component)
        setupModel()
        setupPicker()
    }
        
    override func setupForm(){
        addFormRow(label: "Surface", view: surfacePickerSelectorView)
        addFormRow(label: "Disabled", view: disabledSwitch)
        addFormRow(label: "Required", view: requiredSwitch)
        addFormRow(label: "Label Text", view: labelTextField)
        addFormRow(label: "Helper Text", view: helperTextField)
        addFormRow(label: "Inline Label", view: .makeWrapper(for: inlineLabelSwitch))
        addFormRow(label: "Error", view: .makeWrapper(for: errorSwitch))
        addFormRow(label: "Error Text", view: errorTextField)
        addFormRow(label: "ToolTip Title", view: tooltipTitleTextField)
        addFormRow(label: "ToolTip Content", view: tooltipContentTextField)
        addFormRow(label: "Options", view: optionsField)
        
        disabledSwitch.onChange = { [weak self] sender in
            self?.component.isEnabled = !sender.isOn
        }
        
        requiredSwitch.onChange = { [weak self] sender in
            self?.component.required = sender.isOn
        }
        
        errorSwitch
            .publisher(for: .valueChanged)
            .sink { [weak self] sender in
                guard let self else { return }
                component.showError = sender.isOn
                if component.showError != sender.isOn {
                    self.errorSwitch.isOn = self.component.showError
                }
            }.store(in: &subscribers)
        
        labelTextField
            .textPublisher
            .sink { [weak self] text in
                self?.component.label = text
            }.store(in: &subscribers)
        
        helperTextField
            .textPublisher
            .sink { [weak self] text in
                self?.component.helperText = text
            }.store(in: &subscribers)
        
        errorTextField
            .textPublisher
            .sink { [weak self] text in
                self?.component.errorText = text
            }.store(in: &subscribers)
        
        tooltipTitleTextField
            .textPublisher
            .sink { [weak self] text in
                self?.updateTooltip()
            }.store(in: &subscribers)
        
        tooltipContentTextField
            .textPublisher
            .sink { [weak self] text in
                self?.updateTooltip()
            }.store(in: &subscribers)
        
        inlineLabelSwitch
            .publisher(for: .valueChanged)
            .sink { [weak self] sender in
                guard let self else { return }
                self.component.inlineLabel = sender.isOn
            }.store(in: &subscribers)
        
        optionsField
            .textPublisher
            .sink { [weak self] options in
                self?.component.options = options.components(separatedBy: ",")
            }.store(in: &subscribers)
        
    }
    
    func setupModel() {
        component.label = "Street Address"
        component.helperText = "For example: 123 Verizon St"
        component.errorText = "Enter a valid address."
        component.tooltipModel = .init(title: "Check the formatting of your address", content:"House/Building number then street name")
        component.options = ["One", "Two", "Three"]
        
        //setup UI
        disabledSwitch.isOn = !component.isEnabled
        requiredSwitch.isOn = component.required
        surfacePickerSelectorView.text = component.surface.rawValue
        labelTextField.text = component.label
        helperTextField.text = component.helperText
        errorSwitch.isOn = component.showError
        errorTextField.text = component.errorText
        tooltipTitleTextField.text = component.tooltipModel?.title
        tooltipContentTextField.text = component.tooltipModel?.content
        optionsField.text = "One,Two,Three"
    }
    
    func setupPicker() {
        surfacePickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.surface = item
            self?.contentTopView.backgroundColor = item.color
        }
    }
    
    func updateTooltip() {
        component.tooltipModel = .init(title: tooltipTitleTextField.text,
                                       content: tooltipContentTextField.text)
    }
}