using System;
using System.Linq;
using Comal.Classes;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;
using InABox.Wpf;

namespace PRSDesktop
{
    public class JobFormGrid : DynamicDataGrid<JobForm>, IMasterDetailControl<Job,JobForm>, IDataModelSource
    {
        
        public Job? Master { get; set; }

        public Filter<JobForm> MasterDetailFilter => (Master?.ID ?? Guid.Empty) != Guid.Empty
            ? new Filter<JobForm>(x => x.Parent.ID).IsEqualTo(Master.ID)
            : new Filter<JobForm>().None();
        
        public event DataModelUpdateEvent? OnUpdateDataModel;

        public string SectionName => "Job Forms";

        public DataModel DataModel(Selection selection)
        {
            var ids = ExtractValues(x => x.ID, selection).ToArray();
            return new AutoDataModel<JobForm>(new Filter<JobForm>(x => x.ID).InList(ids));
        }

        public JobFormGrid()
        {
            ActionColumns.Add(new DynamicImageColumn(PRSDesktop.Resources.pencil.AsBitmapImage(), EditAction));
        }

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

        
        private bool EditAction(CoreRow? row)
        {
            if (row == null) return false;

            if(DynamicFormEditWindow.EditDigitalForm<JobForm>(row.Get<JobForm, Guid>(x => x.ID), out var dataModel))
            {
                dataModel.Update(null);
                return true;
            }
            return false;
        }

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

        protected override bool CanCreateItems()
        {
            return base.CanCreateItems() && Master != null;
        }

        public override JobForm CreateItem()
        {
            var result = base.CreateItem();
            result.Parent.ID = Master?.ID ?? Guid.Empty;
            result.Parent.Synchronise(Master ?? new Job());
            return result;
        }
    }
}