using InABox.Core;
using System;

namespace Comal.Classes
{
    public class TimeSheetFormLookups : DigitalFormInstanceLookups<TimeSheet, TimeSheetLink, TimeSheetForm> { }

    public class DigitalFormTimeSheetLookup : LookupDefinitionGenerator<DigitalForm, TimeSheet>
    {
        public override Filter<DigitalForm> DefineFilter(TimeSheet[] items)
        {
            var filter =
                LookupFactory.DefineLookupFilter<TimeSheetForm, DigitalForm, DigitalFormLink>(x => x.Form,
                    Array.Empty<TimeSheetForm>())
                ?? new Filter<DigitalForm>().All();

            foreach (var timeSheet in items)
            {
                filter.And(x => x.ID).InQuery(
                    new Filter<EmployeeDigitalForm>(x => x.Employee.ID).IsEqualTo(timeSheet.EmployeeLink.ID),
                    x => x.Form.ID);
            }

            return filter;
        }

        public override Columns<TimeSheet> DefineFilterColumns()
            => new Columns<TimeSheet>(x => x.EmployeeLink.ID);
    }

    public class DigitalFormTimeSheetFormLookup : LookupDefinitionGenerator<DigitalForm, TimeSheetForm>
    {
        public override Filter<DigitalForm> DefineFilter(TimeSheetForm[] items)
        {
            return new Filter<DigitalForm>(x => x.Active).IsEqualTo(true).And(x => x.AppliesTo).IsEqualTo("TimeSheet");
        }

        public override Columns<TimeSheetForm> DefineFilterColumns()
            => new Columns<TimeSheetForm>();
    }
}