using System;
using System.Windows.Media.Imaging;
using Comal.Classes;
using InABox.Clients;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;

namespace PRSDesktop
{
    public class JobDesignDocumentGrid : DynamicDataGrid<SetoutDocument>
    {
        public JobDesignDocumentGrid()
        {
            HiddenColumns.Add(x => x.DocumentLink.ID);
            HiddenColumns.Add(x => x.EntityLink.ID);
            HiddenColumns.Add(x => x.Superceded);
            HiddenColumns.Add(x => x.DocumentLink.FileName);
            ActionColumns.Add(new DynamicImageColumn(DocumentImage, ViewDocument) { Position = DynamicActionColumnPosition.Start });
            ActionColumns.Add(new DynamicTickColumn<SetoutDocument, DateTime>(
                x => x.Superceded,
                PRSDesktop.Resources.tick.AsBitmapImage(),
                PRSDesktop.Resources.warning.AsBitmapImage(),
                PRSDesktop.Resources.tick.AsBitmapImage(),
                SupercedeDocument
            ));
        }

        protected override void DoReconfigure(FluentList<DynamicGridOption> options)
        {
            base.DoReconfigure(options);
            options.BeginUpdate()
                .Add(DynamicGridOption.RecordCount)
                .Add(DynamicGridOption.SelectColumns)
                .Remove(DynamicGridOption.ImportData)
                .Remove(DynamicGridOption.ExportData)
                .EndUpdate();
        }

        public Setout? Design { get; set; }

        public override SetoutDocument CreateItem()
        {
            var result = base.CreateItem();
            result.EntityLink.ID = Design?.ID ?? Guid.Empty;
            result.EntityLink.Synchronise(Design ?? new Setout());
            return result;
        }

        protected override void Reload(Filters<SetoutDocument> criteria, Columns<SetoutDocument> columns, ref SortOrder<SetoutDocument>? sort, Action<CoreTable?, Exception?> action)
        {
            criteria.Add(Design != null 
                ? new Filter<SetoutDocument>(x => x.EntityLink.ID).IsEqualTo(Design.ID)
                : new Filter<SetoutDocument>().None());
            base.Reload(criteria, columns, ref sort, action);
        }

        private BitmapImage DocumentImage(CoreRow arg)
        {
            return PRSDesktop.Resources.view.AsBitmapImage();
        }

        private bool ViewDocument(CoreRow row)
        {
            var doc = row.ToObject<SetoutDocument>();
            var viewer = new DocumentEditor(doc);
            viewer.SaveAllowed = Security.IsAllowed<CanSaveFactoryFloorDrawings>();
            viewer.ShowDialog();
            return false;
        }

        private bool SupercedeDocument(CoreRow row)
        {
            var sd = row.ToObject<SetoutDocument>();
            sd.Superceded = sd.Superceded.IsEmpty() ? DateTime.Now : DateTime.MinValue;
            new Client<SetoutDocument>().Save(sd, string.Format("{0} Superceded Flag", sd.Superceded.IsEmpty() ? "Cleared" : "Set"));
            return true;
        }

        protected override bool CanCreateItems()
        {
            return base.CanCreateItems() && (Design?.ID ?? Guid.Empty) != Guid.Empty;
        }
        
    }
}