using Comal.Classes;
using InABox.Core;
using InABox.DynamicGrid;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace PRSDesktop.Panels.Timesheets;

internal class TimesheetAssignmentGrid : DynamicDataGrid<Assignment>, ISpecificGrid
{
    public Guid EmployeeID { get; set; }

    public DateTime Date { get; set; }

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

    public override Assignment CreateItem()
    {
        var item = base.CreateItem();
        item.EmployeeLink.ID = EmployeeID;
        if(Date.Date == DateTime.Today)
        {
            item.Date = DateTime.Now;
        }
        else
        {
            item.Date = Date;
        }
        return item;
    }

    protected override void Reload(Filters<Assignment> criteria, Columns<Assignment> columns, ref SortOrder<Assignment>? sort, CancellationToken token, Action<CoreTable?, Exception?> action)
    {
        if(EmployeeID == Guid.Empty)
        {
            criteria.Add(new Filter<Assignment>().None());
        }
        else
        {
            criteria.Add(new Filter<Assignment>(x => x.EmployeeLink.ID).IsEqualTo(EmployeeID));
            criteria.Add(new Filter<Assignment>(x => x.Date).IsGreaterThanOrEqualTo(Date)
                .And(x => x.Date).IsLessThan(Date.AddDays(1)));
        }

        base.Reload(criteria, columns, ref sort, token, action);
    }
}