//
//  FootnoteViewController.swift
//  VDSSample
//
//  Created by Kanamarlapudi, Vasavi on 21/08/24.
//

import Foundation
import UIKit
import VDS

class FootnoteItemViewController: BaseViewController<FootnoteItem> {
    
    internal enum SymbolType: String, DefaultValuing, CaseIterable {
            case asterisk
            case doubleAsterisk
            case character
            case none
    
            public static var defaultValue: Self { .asterisk }
    
            /// TextStyle relative to Size.
            public var text: String {
                switch self {
                case .asterisk:
                    return "*"
                case .doubleAsterisk:
                    return  "**"
                case .character:
                    return "1."
                case .none:
                    return ""
                }
            }
        }
    
    lazy var kindPickerSelectorView = {
        PickerSelectorView(title: "secondary",
                           picker: self.picker,
                           items: FootnoteItem.Kind.allCases)
    }()
    
    lazy var symbolTypePickerSelectorView = {
        PickerSelectorView(title: "asterisk",
                           picker: self.picker,
                           items: SymbolType.allCases)
    }()

    lazy var sizePickerSelectorView = {
        PickerSelectorView(title: "micro",
                           picker: self.picker,
                           items: FootnoteItem.Size.allCases)
    }()

    var footnoteTextField = TextField()
    var widthTextField = NumericField()
    var percentageTextField = NumericField()
    var tooltipTitleTextField = TextField()
    var tooltipContentTextField = TextField()

    override func viewDidLoad() {
        super.viewDidLoad()
        addContentTopView(view: component)
        setupPicker()
        setupModel()
    }
    
    override func setupForm() {
        super.setupForm()
        addFormRow(label: "Surface", view: surfacePickerSelectorView)
        addFormRow(label: "Kind", view: kindPickerSelectorView)
        addFormRow(label: "Size", view: sizePickerSelectorView)
        addFormRow(label: "Symbol Type", view: symbolTypePickerSelectorView)
        addFormRow(label: "Text", view: footnoteTextField)
        addFormRow(label: "Width", view: widthTextField)
        addFormRow(label: "Percentage (1-100)", view: percentageTextField)
        addFormRow(label: "ToolTip Title", view: tooltipTitleTextField)
        addFormRow(label: "ToolTip Content", view: tooltipContentTextField)
        
        footnoteTextField
            .textPublisher
            .sink { [weak self] text in
                self?.component.text = text
            }.store(in: &subscribers)
        
        widthTextField
            .numberPublisher
            .sink { [weak self] number in
                if let number {
                    self?.component.width = .value(number.cgFloatValue)
                    self?.percentageTextField.text = ""
                } else {
                    self?.component.width = nil
                }
            }.store(in: &subscribers)
        
        percentageTextField
            .numberPublisher
            .sink { [weak self] number in
                if let number, number.intValue > 9 {
                    self?.component.width = .percentage(number.cgFloatValue)
                    self?.widthTextField.text = ""
                } else {
                    self?.component.width = nil
                }
            }.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)
    }
    
    func setupModel() {
        component.text = "Service is included for free for two years with activation of any iPhone15 model. Connection and response times vary based on location, site conditions, and other factors. See support.apple.com/en-us/HT213885 for more information."
        component.tooltipModel = nil

        footnoteTextField.text = component.text
        sizePickerSelectorView.text = component.size.rawValue
        kindPickerSelectorView.text = component.kind.rawValue
        symbolTypePickerSelectorView.text = SymbolType.defaultValue.text
        tooltipTitleTextField.text = component.tooltipModel?.title
        tooltipContentTextField.text = component.tooltipModel?.content
    }
    
    func setupPicker() {
        surfacePickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.surface = item
            self?.contentTopView.backgroundColor = item.color
        }
        
        kindPickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.kind = item
        }
        
        sizePickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.size = item
        }
        
        symbolTypePickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.symbolType = item.text
        }
    }
    
    func updateTooltip() {
        let title = tooltipTitleTextField.text ?? ""
        let content = tooltipContentTextField.text ?? ""
        
        component.tooltipModel = !title.isEmpty || !content.isEmpty ? .init(title: title,
                                                                            content: content) : nil
    }
    
}