prs/prs.desktop/Panels/Quotes/Cost Sheets/QuoteCostSheetsGrid.cs

using System;
using System.Linq;
using System.Windows.Automation.Peers;
using Comal.Classes;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.Wpf;

namespace PRSDesktop
{
    public class QuoteCostSheetGrid : DynamicDataGrid<QuoteCostSheet>, IMasterDetailControl<Quote,QuoteCostSheet>
    {
        
        public Quote? Master { get; set; }

        public Filter<QuoteCostSheet> MasterDetailFilter => Master != null && Master.ID != Guid.Empty
            ? new Filter<QuoteCostSheet>(x => x.Quote.ID).IsEqualTo(Master.ID)
            : new Filter<QuoteCostSheet>().None();
        
        public QuoteCostSheetGrid()
        {
            OnCustomiseEditor += CustomiseEditor;
            HiddenColumns.Add(x => x.CostSheet.ID);
        }
        protected override void DoReconfigure(FluentList<DynamicGridOption> options)
        {
            base.DoReconfigure(options);
            options.AddRange(DynamicGridOption.RecordCount, DynamicGridOption.SelectColumns);
        }

        public override DynamicGridColumns GenerateColumns()
        {
            var columns = new DynamicGridColumns();
            columns.Add<QuoteCostSheet, String>(x => x.Description, 0, "Description", "", Alignment.MiddleCenter);
            return columns;
        }


        private void CustomiseEditor(IDynamicEditorForm sender, QuoteCostSheet[]? items, DynamicGridColumn column, BaseEditor editor)
        {
            if (column.ColumnName.Equals("CostSheet.ID"))
                editor.Editable = items?.FirstOrDefault()?.CostSheet.IsValid() != true ? Editable.Enabled : Editable.Disabled;
        }

        protected override void Reload(Filters<QuoteCostSheet> criteria, Columns<QuoteCostSheet> columns, ref SortOrder<QuoteCostSheet>? sort,
            Action<CoreTable?, Exception?> action)
        {
            criteria.Add(MasterDetailFilter);
            base.Reload(criteria, columns, ref sort, action);
        }

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

        protected override QuoteCostSheet CreateItem()
        {
            var result = base.CreateItem();
            result.Quote.ID = Master?.ID ?? Guid.Empty;
            result.Quote.Synchronise(Master ?? new Quote());
            return result;
        }
    }
}