prs/prs.mobile.new/PRS.Mobile/CustomControls/Selection Screens/QualificationSelectionPage.cs

using System;
using System.Linq;
using Comal.Classes;
using InABox.Core;
using InABox.Mobile;
using Xamarin.Forms;

namespace PRS.Mobile
{
    public class QualificationSelectionPage : SelectionPage
    {
        private static readonly QualificationModel _lookups = new QualificationModel(App.Data,
            LookupFactory.DefineFilter<Qualification>
        );
        
        public QualificationSelectionPage(Action<QualificationShell> action)
            : base(
                "Select Qualification",
                SelectionPageMode.Immediate,
                (columns, Filters) =>
                {
                    columns
                        .BeginUpdate()
                        .Clear()
                        .Add(new MobileGridTextColumn<QualificationShell>()
                            { Column = x => x.Description, Width = GridLength.Star })
                        .EndUpdate();
                },
                (args) =>
                {
                    _lookups.SelectFilter(args.Filter);
                    var result = _lookups.Refresh(args.Force);
                    args.LastUpdated = App.Data.Employees.LastUpdated;
                    return result;
                },
                (items) => action?.Invoke(items.FirstOrDefault() as QualificationShell)
            )
        {
            
        }
    }
}