using Comal.Classes;
using InABox.Clients;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;
using NPOI.HSSF.Record;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Media.Imaging;

namespace PRSDesktop
{
    public class JobRequisitionItemStockHoldingReserverGrid : DynamicDataGrid<StockHolding>, ISpecificGrid
    {
        Guid ProductID = Guid.Empty;
        Guid JobID = Guid.Empty;
        String RequiNumber = "";
        Guid RequiItemID = Guid.Empty;
        bool actionColumn = true;
        private readonly BitmapImage tick = PRSDesktop.Resources.tick.AsBitmapImage();
        private readonly BitmapImage changeNotAllowed = PRSDesktop.Resources.box.AsBitmapImage();
        public bool StockReserved = false;
        public JobRequisitionItemStockHoldingReserverGrid(Guid productid, Guid jobid, Guid requiItemID, string requinumber, bool actioncolumn = true)
        {
            ProductID = productid;
            JobID = jobid;
            RequiNumber = requinumber;
            RequiItemID = requiItemID;
            Options.AddRange(
                DynamicGridOption.FilterRows,
                DynamicGridOption.SelectColumns
                );
            HiddenColumns.Add(x => x.ID);
            HiddenColumns.Add(x => x.Location.ID);
            HiddenColumns.Add(x => x.Product.ID);
            HiddenColumns.Add(x => x.Style.ID);
            HiddenColumns.Add(x => x.Job.ID);
            HiddenColumns.Add(x => x.Job.Deleted);
            HiddenColumns.Add(x => x.Dimensions.UnitSize);
            HiddenColumns.Add(x => x.Dimensions.Unit.ID);
            HiddenColumns.Add(x => x.Dimensions.Unit.Description);
            HiddenColumns.Add(x => x.Dimensions.Unit.HasHeight);
            HiddenColumns.Add(x => x.Dimensions.Unit.HasLength);
            HiddenColumns.Add(x => x.Dimensions.Unit.HasWidth);
            HiddenColumns.Add(x => x.Dimensions.Unit.HasHeight);
            HiddenColumns.Add(x => x.Dimensions.Unit.HasQuantity);
            HiddenColumns.Add(x => x.Dimensions.Unit.Format);
            HiddenColumns.Add(x => x.Dimensions.Unit.Formula);
            HiddenColumns.Add(x => x.Dimensions.Length);
            HiddenColumns.Add(x => x.Dimensions.Width);
            HiddenColumns.Add(x => x.Dimensions.Height);
            HiddenColumns.Add(x => x.Dimensions.Quantity);

            actionColumn = actioncolumn;
            if (actioncolumn)
                ActionColumns.Add(new DynamicImageColumn(ConfirmedImage, ReserveStock));
        }

        protected override void GenerateColumns(DynamicGridColumns columns)
        {
            columns.Add<StockHolding, string>(x => x.Location.Description, 110, "Location", "", Alignment.MiddleLeft);
            columns.Add<StockHolding, string>(x => x.Product.Code, 70, "Product Code", "", Alignment.MiddleLeft);
            columns.Add<StockHolding, string>(x => x.Product.Name, 150, "Product Name", "", Alignment.MiddleLeft);
            columns.Add<StockHolding, string>(x => x.Job.JobNumber, 50, "Job", "", Alignment.MiddleLeft);
            columns.Add<StockHolding, string>(x => x.Style.Description, 150, "Style", "", Alignment.MiddleLeft);
            columns.Add<StockHolding, double>(x => x.Units, 50, "Units", "", Alignment.MiddleLeft);
            columns.Add<StockHolding, string>(x => x.Dimensions.UnitSize, 60, "Size", "", Alignment.MiddleLeft);
        }

        private bool ReserveStock(CoreRow row)
        {
            StockHolding holding = row.ToObject<StockHolding>();
            //if (holding.Job.IsValid())
            //{
            //    CoreTable table = new Client<StockMovement>().Query(new Filter<StockMovement>(x => x.Location.ID).IsEqualTo(holding.ID)
            //        .And(x => x.JobRequisitionItem.ID).IsEqualTo(RequiItemID),
            //        new Columns<StockMovement>(x => x.ID));
            //    if (table.Rows.Any())
            //    {
            //        var choiceresult = MessageBox.Show("This will reverse previous stock movements created to reserve from this location. Proceed?", "Alert", MessageBoxButton.YesNo);
            //        switch (choiceresult)
            //        {
            //            case MessageBoxResult.Yes:
            //                break;
            //            case MessageBoxResult.No:
            //                return false;
            //            default:
            //                return false;
            //        }
            //        List<StockMovement> movements = new List<StockMovement>();
            //        foreach (CoreRow stockmovementRow in table.Rows)
            //        {
            //            StockMovement movement = new StockMovement { ID = Guid.Parse(stockmovementRow.Values[0].ToString()) };
            //            movements.Add(movement);
            //        }
            //        new Client<StockMovement>().Delete(movements, "Stock movements reversed from Job Requi Review Dashboard");
            //        return true;
            //    }
            //    else
            //    {
            //        MessageBox.Show("The stock movements for this holding cannot be reversed");
            //        return false;
            //    }
            //}
            var result = MessageBox.Show("This will reserve stock from the holding now. Proceed?", "Alert", MessageBoxButton.YesNo);
            switch (result)
            {
                case MessageBoxResult.Yes:
                    break;
                case MessageBoxResult.No:
                    return false;
                default:
                    return false;
            }
            int units = Convert.ToInt32(holding.Units);
            if (NumberEdit.Execute("Enter number to reserve", 1, units, ref units))
            {
                StockMovementBatch batch = new StockMovementBatch();
                batch.Type = StockMovementBatchType.Transfer;
                batch.Notes = "Reserving Stock for Requi: " + RequiNumber;

                new Client<StockMovementBatch>().Save(batch, "Created from Job Requi Item Reserve Stock Screen");
                List<StockMovement> movements = new List<StockMovement>();

                StockMovement issuemovement = new StockMovement();
                issuemovement.System = true;
                issuemovement.Batch.Notes = batch.Notes;
                issuemovement.Batch.Type = StockMovementBatchType.Transfer;
                issuemovement.Units = units;
                issuemovement.Issued = units;
                issuemovement.Dimensions.CopyFrom(holding.Dimensions);
                issuemovement.Style.ID = holding.Style.ID;
                issuemovement.Location.ID = holding.Location.ID;
                issuemovement.Product.ID = holding.Product.ID;
                issuemovement.Date = batch.Created;
                issuemovement.IsTransfer = true;
                issuemovement.Notes = batch.Notes;
                issuemovement.JobRequisitionItem.ID = RequiItemID;
                issuemovement.Employee.ID = Guid.Parse(new Client<Employee>().Query(new Filter<Employee>(x => x.UserLink.UserID).IsEqualTo(ClientFactory.UserID), new Columns<Employee>(x => x.ID)).Rows.FirstOrDefault().Values[0].ToString());

                StockMovement receivemovement = new StockMovement();
                receivemovement.Batch.Notes = batch.Notes;
                receivemovement.Batch.Type = StockMovementBatchType.Transfer;
                receivemovement.Units = units;
                receivemovement.Received = units;
                receivemovement.Dimensions.CopyFrom(holding.Dimensions);
                receivemovement.Style.ID = holding.Style.ID;
                receivemovement.Location.ID = holding.Location.ID;
                receivemovement.Product.ID = holding.Product.ID;
                receivemovement.Date = batch.Created;
                receivemovement.IsTransfer = true;
                receivemovement.Notes = batch.Notes;
                receivemovement.JobRequisitionItem.ID = RequiItemID;
                receivemovement.Employee.ID = Guid.Parse(new Client<Employee>().Query(new Filter<Employee>(x => x.UserLink.UserID).IsEqualTo(ClientFactory.UserID), new Columns<Employee>(x => x.ID)).Rows.FirstOrDefault().Values[0].ToString());
                receivemovement.Job.ID = JobID;

                movements.Add(issuemovement);
                movements.Add(receivemovement);
                new Client<StockMovement>().Save(movements, "Items reserved from Job Requi Item Reserve Stock Screen");

                StockReserved = true;
            }
            return true;
        }

        private BitmapImage ConfirmedImage(CoreRow row)
        {
            if (row == null)
                return tick;
            StockHolding holding = row.ToObject<StockHolding>();
            if (holding.Job.ID == JobID)
            {
                CoreTable table = new Client<StockMovement>().Query(new Filter<StockMovement>(x => x.Location.ID).IsEqualTo(holding.ID)
                    .And(x => x.JobRequisitionItem.ID).IsEqualTo(RequiItemID),
                    new Columns<StockMovement>(x => x.ID));
                if (table.Rows.Any())
                {
                    return tick;
                }
                else
                    return changeNotAllowed;
            }
            else
                return null;
        }


        protected override void Reload(Filters<StockHolding> criteria, Columns<StockHolding> columns, ref SortOrder<StockHolding> sort, Action<CoreTable, Exception> action)
        {
            criteria.Add(new Filter<StockHolding>(x => x.Units).IsGreaterThan(0.0001));
            criteria.Add(new Filter<StockHolding>(x => x.Product.ID).IsEqualTo(ProductID));
            criteria.Add(new Filter<StockHolding>(x => x.Job).NotLinkValid().Or(x => x.Job).LinkValid(JobID));
            base.Reload(criteria, columns, ref sort, action);
        }
    }
}