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

namespace PRSDesktop;

public class JobAssignmentGrid : DynamicDataGrid<Assignment>, IMasterDetailControl<Job,Assignment>, IDataModelSource
{
    
    public Job? Master { get; set; }

    public Filter<Assignment> MasterDetailFilter => (Master?.ID ?? Guid.Empty) != Guid.Empty
        ? new Filter<Assignment>(x => x.JobLink.ID).IsEqualTo(Master.ID)
        : new Filter<Assignment>().None();

    public JobAssignmentGrid()
    {
        RowHeight = 30;
    }

    protected override void DoReconfigure(FluentList<DynamicGridOption> options)
    {
        base.DoReconfigure(options);
        options.AddRange(
            DynamicGridOption.SelectColumns,
            DynamicGridOption.FilterRows,
            DynamicGridOption.ExportData
        );
    }
    
    protected override bool CanCreateItems()
    {
        return base.CanCreateItems() && (Master?.ID ?? Guid.Empty) != Guid.Empty;
    }

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

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

    public string SectionName => "Job Assignments";

    public event DataModelUpdateEvent? OnUpdateDataModel;

    public DataModel DataModel(Selection selection)
    {
        return new AutoDataModel<Assignment>(MasterDetailFilter);
    }
}