using Microsoft.AspNetCore.Components;
using WebWindowComplex.Models;

namespace WebWindowComplex.Compo
{
    public partial class CardSplit
    {
        /// <summary>
        /// Indice del fill corrente rispetto alla lista fill
        /// </summary>
        [Parameter]
        public int CurrIndex { get; set; } = 0;

        /// <summary>
        /// Fill corrente rispetto alla lista fill
        /// </summary>
        [Parameter]
        public Split CurrItem { get; set; } = null!;

        /// <summary>
        /// Lista di sash
        /// </summary>
        [Parameter]
        public List<Sash> SashList { get; set; } = null!;

        /// <summary>
        /// Lista di split
        /// </summary>
        [Parameter]
        public List<Split> SplitList { get; set; } = null!;

        /// <summary>
        /// Evento per scambiare le aree di uno split
        /// </summary>
        [Parameter]
        public EventCallback<Area> EC_SwapTwoAree { get; set; }

        /// <summary>
        /// Evento per rimuovere split
        /// </summary>
        [Parameter]
        public EventCallback<Area> EC_RemoveArea { get; set; }

        /// <summary>
        /// Evento per cambiare nel caso di split a griglia se inizia con lo split verticale
        /// </summary>
        [Parameter]
        public EventCallback<DataChangeStartVert> EC_ChangeStartVert { get; set; }

        /// <summary>
        /// Evento per richiedere reset dizionario Shape
        /// </summary>
        [Parameter]
        public EventCallback<bool> EC_ReqResetDictShape { get; set; }

        /// <summary>
        /// Evento per tornare nella pagine Tree
        /// </summary>
        [Parameter]
        public EventCallback<bool> EC_ReqClose { get; set; }

        /// <summary>
        /// Sollevo evento per scambiare le aree di uno split
        /// </summary>
        /// <param name="item"> split corrente </param>
        /// <returns></returns>
        protected async Task SwapTwoAree(Split item)
        {
            // richiesta reset dict shape
            _ = EC_ReqResetDictShape.InvokeAsync(true);
            await EC_SwapTwoAree.InvokeAsync(item);
        }

        /// <summary>
        /// Sollevo evento per rimuovere split
        /// </summary>
        /// <param name="item"> split corrente </param>
        /// <returns></returns>
        protected async Task RemoveArea(Split item)
        {
            // richiesta reset dict shape
            await EC_ReqResetDictShape.InvokeAsync(true);
            await EC_RemoveArea.InvokeAsync(item);
        }

        /// <summary>
        /// Sollevo evento per rimuovere split
        /// </summary>
        /// <param name="item"> split corrente </param>
        /// <returns></returns>
        protected async Task ChangeStartVert(ChangeEventArgs e, Split item)
        {
            var Args = new DataChangeStartVert
            {
                eventArg = e,
                currItem = item,
            };
            await EC_ChangeStartVert.InvokeAsync(Args);
        }

        /// <summary>
        /// Metodo per determinare la descrizione del parent dello split corrente
        /// </summary>
        /// <param name="currSplit"> split corrente </param>
        /// <returns></returns>
        protected string descParentSplit(Split currSplit)
        {
            if ((currSplit.ParentArea is Splitted || currSplit.ParentArea is Sash) && SashList.Count > 0)
            {
                for (int j = 0; j < SashList.Count; j++)
                {
                    if (SashList[j].Equals(currSplit.ParentArea))
                    {
                        return "Sash " + (j + 1);
                    }
                    else if (SashList[j].Equals(currSplit.ParentArea.ParentArea))
                    {
                        for (int k = 0; k < SashList[j].AreaList.Count; k++)
                        {
                            if (SashList[j].AreaList[k].AreaList[0].Equals(currSplit))
                            {
                                return "Sash group " + (j + 1) + " - sash " + (k + 1);
                            }
                        }
                    }
                }
            }
            else
            {
                return "Frame";
            }
            return "";
        }

        /// <summary>
        /// Sollevo evento per tornare alla pagina Tree
        /// </summary>
        private void ReqClose()
        {
            _ = EC_ReqClose.InvokeAsync(true);
        }
    }

    public class DataChangeStartVert
    {
        public ChangeEventArgs eventArg { get; set; } = null!;
        public Split currItem { get; set; }
    }
}