using EgwCoreLib.Lux.Core.Generic;
using Lux.UI.Components.Pages;

namespace Lux.UI.Components.Compo.WorkLoad
{
    public partial class RawPartSelector
    {
        #region Public Properties

        [Parameter]
        public List<BomItemDTO> BomListAll { get; set; } = null!;

        [Parameter]
        public Dictionary<string, List<ItemRawDTO>> ItemAvailDict { get; set; } = null!;

        [Parameter]
        public EventCallback<Dictionary<string, List<ItemRawDTO>>> EC_ReqCalcProd { get; set; }

        [Parameter]
        public EventCallback<bool> EC_ReqClose { get; set; }

        [Parameter]
        public List<GenValueModel> DefaultValSet { get; set; } = null!;

        #endregion Public Properties

        #region Protected Methods

        protected override void OnParametersSet()
        {
            isLoading = true;
            UpdateTable();
        }

        #endregion Protected Methods

        #region Private Fields

        private KeyValuePair<string, List<ItemRawDTO>>? CurrBomItem = null;
        private Dictionary<string, List<ItemRawDTO>>? ListRecords = null;
        
        private int currPage = 1;
        private bool isLoading = false;
        private int numRecord = 10;
        private int totalCount = 0;

        #endregion Private Fields

        #region Private Properties
        private ItemSel.FiltSelect CurrFilt { get; set; } = new ItemSel.FiltSelect();

        private string mainColCss => CurrBomItem == null ? "col-12" : "col-6";
        private bool canSend
        {
            get => ItemAvailDict.Any(x => x.Value.Any(y => y.Qty > 0));
        }

        #endregion Private Properties

        #region Private Methods

        private string checkSel(string curKey)
        {
            string answ = CurrBomItem != null && CurrBomItem.Value.Key == curKey ? "table-info" : "";
            return answ;
        }

        private async Task DoClose(MouseEventArgs args)
        {
            await EC_ReqClose.InvokeAsync(true);
        }

        private async Task DoSendCalc(MouseEventArgs args)
        {
            await EC_ReqCalcProd.InvokeAsync(ItemAvailDict);
        }

        /// <summary>
        /// Selezione record x inserimento tipo RawMat da impiegare
        /// </summary>
        /// <param name="selEntry"></param>
        private void DoSelect(KeyValuePair<string, List<ItemRawDTO>> selEntry)
        {
            CurrFilt = new ItemSel.FiltSelect()
            {
                //SelCodGroup = selRec.ClassCode,
                SearchVal = selEntry.Key
            };
            CurrBomItem = selEntry;
        }

        /// <summary>
        /// Aggiunge un set standard 
        /// </summary>
        /// <param name="selEntry"></param>
        private async Task DoAddStdSet(KeyValuePair<string, List<ItemRawDTO>> selEntry)
        {
            // aggiungo se mancassero...
            int cLenght = 0;
            foreach (var item in DefaultValSet)
            {
                int.TryParse(item.ValString, out cLenght);
                if (cLenght > 0)
                {
                    if (!selEntry.Value.Any(x => x.Lenght == cLenght))
                    {
                        selEntry.Value.Add(new ItemRawDTO() { Lenght = cLenght, Qty = 999 });
                    }
                }
            }
        }

        /// <summary>
        /// Aggiunta set std x tutti i record
        /// </summary>
        private async Task DoAddStdSetAll()
        {
            // aggiungo se mancassero...
            int cLenght = 0;
            foreach (var selEntry in ItemAvailDict)
            {
                foreach (var item in DefaultValSet)
                {
                    int.TryParse(item.ValString, out cLenght);
                    if (cLenght > 0)
                    {
                        if (!selEntry.Value.Any(x => x.Lenght == cLenght))
                        {
                            selEntry.Value.Add(new ItemRawDTO() { Lenght = cLenght, Qty = 999 });
                        }
                    }
                }
            }
        }

        /// <summary>
        /// Rimozione della misura indicata
        /// </summary>
        /// <param name="iKey"></param>
        /// <param name="currItem"></param>
        private void DoRemoveSize(string iKey, ItemRawDTO currItem)
        {
            // seleziono da key...
            CurrBomItem = ItemAvailDict.FirstOrDefault(x => x.Key == iKey);
            if (CurrBomItem.HasValue)
            {
                // cerco obj...
                var reqObj = CurrBomItem.Value.Value.FirstOrDefault(x => (x.ItemID == currItem.ItemID && currItem.ItemID > 0) || (x.Lenght == currItem.Lenght));
                if (reqObj != null)
                {
                    CurrBomItem.Value.Value.Remove(reqObj);
                }
                UpdateTable();
            }
            CurrBomItem = null;
        }

        private void SaveNumRec(int newNum)
        {
            isLoading = true;
            numRecord = newNum;
            UpdateTable();
        }

        private void SavePage(int newNum)
        {
            isLoading = true;
            currPage = newNum;
            UpdateTable();
        }

        private void UpdateTable()
        {
            totalCount = ItemAvailDict.Count;
            ListRecords = ItemAvailDict
                            .OrderBy(x => x.Key)
                            .Skip(numRecord * (currPage - 1))
                            .Take(numRecord)
                            .ToDictionary(x => x.Key, x => x.Value);
#if false
            totalCount = BomListAll.Count;
            ListRecords = BomListAll
                            .Skip(numRecord * (currPage - 1))
                            .Take(numRecord)
                            .ToList(); 
#endif

            isLoading = false;
        }

        private string marginCss(List<ItemRawDTO> rawList, ItemRawDTO item)
        {
            string ans = "";
            if (rawList.Count() > 1 && rawList.LastOrDefault() != item)
            {
                ans = "mb-1";
            }
            return ans;
        }

        #endregion Private Methods
    }
}