using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading.Tasks;
using System.Xml.Serialization;

namespace Configuration
{
    [XmlRoot(ElementName = "OutboundDragDrop")]
    public class OutboundDragDrop : INotifyPropertyChanged
    {
        private bool _stripTagsOnDragDrop = true;
        private bool _renameOnDragDrop = true;
        private DragDropRenameMethod _dragDropRenameMethod = DragDropRenameMethod.Random;
        private string _dragDropConvertType = "image/jpeg";
        private bool _convertOnDragDrop = true;
        private DragDropConvertExclude _dragDropConvertExclude = new DragDropConvertExclude(new[] { "image/gif" });

        [XmlElement(ElementName = "RenameOnDragDrop")]
        public bool RenameOnDragDrop
        {
            get => _renameOnDragDrop;
            set
            {
                if (value == _renameOnDragDrop)
                {
                    return;
                }

                _renameOnDragDrop = value;
                OnPropertyChanged();
            }
        }

        [XmlElement(ElementName = "StripTagsOnDragDrop")]
        public bool StripTagsOnDragDrop
        {
            get => _stripTagsOnDragDrop;
            set
            {
                if (value == _stripTagsOnDragDrop) return;
                _stripTagsOnDragDrop = value;
                OnPropertyChanged();
            }
        }

        [XmlElement(ElementName = "DragDropRenameMethod")]
        public DragDropRenameMethod DragDropRenameMethod
        {
            get => _dragDropRenameMethod;
            set
            {
                if (value == _dragDropRenameMethod) return;
                _dragDropRenameMethod = value;
                OnPropertyChanged();
            }
        }

        [XmlElement(ElementName = "ConvertOnDragDrop")]
        public bool ConvertOnDragDrop
        {
            get => _convertOnDragDrop;
            set
            {
                if (value == _convertOnDragDrop) return;
                _convertOnDragDrop = value;
                OnPropertyChanged();
            }
        }

        [XmlElement(ElementName = "DragDropConvertType")]
        public string DragDropConvertType
        {
            get => _dragDropConvertType;
            set
            {
                if (Equals(value, _dragDropConvertType)) return;
                _dragDropConvertType = value;
                OnPropertyChanged();
            }
        }

        [XmlElement(ElementName = "DragDropConvertExclude")]
        public DragDropConvertExclude DragDropConvertExclude
        {
            get => _dragDropConvertExclude;
            set
            {
                if (Equals(value, _dragDropConvertExclude)) return;
                _dragDropConvertExclude = value;
                OnPropertyChanged();
            }
        }

        public event PropertyChangedEventHandler PropertyChanged;

        protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
        {
            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }

        protected bool SetField<T>(ref T field, T value, [CallerMemberName] string propertyName = null)
        {
            if (EqualityComparer<T>.Default.Equals(field, value)) return false;
            field = value;
            OnPropertyChanged(propertyName);
            return true;
        }
    }
}