using InABox.Core;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace InABox.DynamicGrid
{

    public interface IDynamicItemsListGrid
    {
        
    }
    
    public class DynamicItemsListGrid<T> : DynamicGrid<T>, IDynamicItemsListGrid
        where T : BaseObject, new()
    {
        public List<T> Items { get; set; }

        public DynamicItemsListGrid() : this(new()) { }

        public DynamicItemsListGrid(List<T> items) : base()
        {
            Items = items;
        }

        protected override void DeleteItems(params CoreRow[] rows)
        {
            foreach (var row in rows.OrderByDescending(x => x.Index))
            {
                Items.RemoveAt(_recordmap[row].Index);
            }
        }

        protected override T LoadItem(CoreRow row)
        {
            return Items[_recordmap[row].Index];
        }

        protected override void Reload(Filters<T> criteria, Columns<T> columns, ref SortOrder<T>? sort, Action<CoreTable?, Exception?> action)
        {
            var result = new CoreTable();
            result.LoadColumns(typeof(T));
            result.LoadRows(Items);
            action.Invoke(result, null);
        }

        public override void SaveItem(T item)
        {
            if (!Items.Contains(item))
            {
                Items.Add(item);
            }
        }
    }

}