/*
  * Copyright (c) 2022 LG Electronics Inc.
  * SPDX-License-Identifier: LicenseRef-LGE-Proprietary
  */
using AuroraUIComponent.UserControls.KeyValueBase;
using System;
using System.Globalization;
using System.Windows;
using System.Windows.Data;

namespace AuroraUIComponent.UserControls
{
    /// <summary>
    /// Interaction logic for UCKeyValueCheckBox.xaml
    /// </summary>
    public partial class UCKeyValueCheckBox : UCKeyValueBase
    {
        public static readonly DependencyProperty ValueBoolProperty
               = DependencyProperty.Register(
                   nameof(ValueBool),
                   typeof(bool),
                   typeof(UCKeyValueCheckBox),
                   new FrameworkPropertyMetadata(
                       false,
                       FrameworkPropertyMetadataOptions.BindsTwoWayByDefault
                   ));

        public bool ValueBool {
            get { return (bool)GetValue(ValueBoolProperty); }
            set { SetValue(ValueBoolProperty, value); }
        }

        public static readonly DependencyProperty TrueValueStrProperty
               = DependencyProperty.Register(
                   nameof(TrueValueStr),
                   typeof(string),
                   typeof(UCKeyValueCheckBox),
                   new FrameworkPropertyMetadata(
                       "",
                       FrameworkPropertyMetadataOptions.BindsTwoWayByDefault
                   ));

        public string TrueValueStr {
            get { return (string)GetValue(TrueValueStrProperty); }
            set { SetValue(TrueValueStrProperty, value); }
        }

        public static readonly DependencyProperty FalseValueStrProperty
               = DependencyProperty.Register(
                   nameof(FalseValueStr),
                   typeof(string),
                   typeof(UCKeyValueCheckBox),
                   new FrameworkPropertyMetadata(
                       "",
                       FrameworkPropertyMetadataOptions.BindsTwoWayByDefault
                   ));

        public string FalseValueStr {
            get { return (string)GetValue(FalseValueStrProperty); }
            set { SetValue(FalseValueStrProperty, value); }
        }

        public UCKeyValueCheckBox()
        {
            InitializeComponent();
        }

        protected override void KeyTextChanged(string newValue)
        {
            if (string.IsNullOrEmpty(newValue)) {
                // KeyText 가 없으므로, 해당 grid 의 width 를 0 으로 만든다
                GridParent.ColumnDefinitions[0].Width = new GridLength(0);
            }
        }
    }

    public class CheckBoxContentConverter : IValueConverter, IMultiValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value is bool boolValue && parameter is UCKeyValueCheckBox checkbox) {
                return boolValue ? checkbox.TrueValueStr : checkbox.FalseValueStr;
            }

            return "";
        }

        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            if (values != null && values.Length >= 3) {
                if (values[0] is bool boolValue) {
                    return boolValue ? values[1] : values[2];
                }
            }

            return "";
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }

        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }

        public class InverseBoolConverter : IValueConverter
        {
            public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
            {
                if (value is bool b)
                    return !b;
                return true;
            }

            public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
            {
                if (value is bool b)
                    return !b;
                return true;
            }
        }
    }
}