using System;
using System.Linq;
using System.Windows.Controls;
using Comal.Classes;
using InABox.Clients;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;

namespace PRSDesktop
{
    public class JobFormGrid : DynamicDataGrid<JobForm>, IJobControl, IDataModelSource
    {
        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 DynamicActionColumn(PRSDesktop.Resources.pencil.AsBitmapImage(), EditAction));
        }

        public Guid JobID { get; set; }

        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(new Filter<JobForm>(x => x.Parent.ID).IsEqualTo(JobID));
            base.Reload(criteria, columns, ref sort, action);
        }

        protected override JobForm CreateItem()
        {
            var result = base.CreateItem();
            result.Parent.ID = JobID;
            return result;
        }
    }

    public class JobFormDefinitionGrid : DynamicManyToManyGrid<JobFormDefinition, Job>
    {
        public JobFormDefinitionGrid()
        {
            AddButton("Add All", null, AddAllClick);
        }

        private bool AddAllClick(Button arg1, CoreRow[] arg2)
        {
            var existingforms = ExtractValues(x => x.Form.ID, Selection.All).ToArray();
            var newforms = new Client<DigitalForm>().Query(
                new Filter<DigitalForm>(x => x.Active).IsEqualTo(true)
                    .And(x => x.AppliesTo).IsEqualTo("Job")
                    .And(x => x.ID).NotInList(existingforms)
            );
            foreach (var row in newforms.Rows)
            {
                var newitem = CreateItem();
                newitem.Job.ID = Item.ID;
                newitem.Form.ID = row.Get<DigitalForm, Guid>(x => x.ID);
                newitem.Form.Synchronise(row.ToObject<DigitalForm>());
                SaveItem(newitem);
            }

            return true;
        }
    }
}