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

namespace PRSDesktop;

public class MyRequisitionsList : DynamicDataGrid<Requisition>
{
    public MyRequisitionsList() : base()
    {
        ColumnsTag = nameof(MyRequisitionsList);
        HiddenColumns.Add(x=>x.Request);
        HiddenColumns.Add(x=>x.Destination.Description);
    }

    public override DynamicGridColumns GenerateColumns()
    {
        var columns = new DynamicGridColumns();
        columns.Add<Requisition, int>(x => x.Number,50,"Req #","",Alignment.MiddleCenter);
        columns.Add<Requisition, string>(x => x.Title,0,"Subject","",Alignment.MiddleLeft);
        columns.Add<Requisition, DateTime>(x => x.Created,80,"Created","dd MMM yy",Alignment.MiddleCenter);
        columns.Add<Requisition, string>(x => x.Destination.Description,100,"Detination","",Alignment.MiddleCenter);
        return columns;
    }
    
    protected override void DoReconfigure(FluentList<DynamicGridOption> options)
    {
        base.DoReconfigure(options);
        options
            .BeginUpdate()
            .Clear()
            .Add(DynamicGridOption.AddRows)
            .Add(DynamicGridOption.EditRows)
            .Add(DynamicGridOption.DeleteRows)
            .EndUpdate();
    }

    protected override void Reload(Filters<Requisition> criteria, Columns<Requisition> columns, ref SortOrder<Requisition>? sort, Action<CoreTable?, Exception?> action)
    {
        criteria.Add(
            new Filter<Requisition>(x => x.RequestedBy.ID).IsEqualTo(App.EmployeeID)
                .And(x => x.Archived).IsEqualTo(DateTime.MinValue)
        );
        
        base.Reload(criteria, columns, ref sort, action);
    }

    public override Requisition CreateItem()
    {
        var result = base.CreateItem();
        result.RequestedBy.ID = App.EmployeeID;
        result.Title = $"Materials for {App.EmployeeName}";
        return result;
    }

    protected override void DoValidate(Requisition[] items, List<string> errors)
    {
        base.DoValidate(items, errors);
        if (items.Any(x=>x.Destination.ID == Guid.Empty))
            errors.Add("Please select a destination");
    }

    protected override BaseEditor? GetEditor(object item, DynamicGridColumn column)
    {
        if (column.Editor.Page == "Fulfilment")
            return new NullEditor();
        return base.GetEditor(item, column);
    }

    public override DynamicEditorPages LoadEditorPages(Requisition item)
    {
        return new DynamicEditorPages(); //base.LoadEditorPages(item));
    }
}