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

namespace PRSDesktop
{
    public class AssignmentGrid : DynamicDataGrid<Assignment>
    {
        public AssignmentGrid()
        {
            HiddenColumns.Add(x => x.JobLink.Deleted);
        }

        protected override Dictionary<string, object> EditorValueChanged(DynamicEditorForm editor, Assignment[] items, string name, object value)
        {
            var result = base.EditorValueChanged(editor, items, name, value);

            if (name.Equals("EmployeeLink.ID"))
            {
                var activity = editor.FindEditor("ActivityLink.ID") as ILookupEditorControl;
                if (activity != null)
                    DefineLookups(activity, items);
            }
            else if (name.Equals("JobLink.ID"))
            {
                var itp = editor.FindEditor("ITP.ID") as ILookupEditorControl;
                if (itp != null)
                    DefineLookups(itp, items);
            }
            else if (name.Equals("Task.ID"))
            {
                var jobid = new Client<Kanban>().Query(
                    new Filter<Kanban>(x => x.ID).IsEqualTo(value),
                    new Columns<Kanban>(x => x.JobLink.ID)
                ).Rows.FirstOrDefault()?.Get<Kanban, Guid>(x => x.JobLink.ID);
                DynamicGridUtils.UpdateEditorValue(items, "JobLink.ID", jobid.HasValue ? jobid.Value : Guid.Empty);
                DynamicGridUtils.UpdateEditorValue(items, "ITP.ID", Guid.Empty);
                var itp = editor.FindEditor("ITP.ID") as ILookupEditorControl;
                if (itp != null)
                    DefineLookups(itp, items);
            }

            return result;
        }


        protected override void AfterLoad(DynamicEditorForm editor, Assignment[] items)
        {
            base.AfterLoad(editor, items);
            if (items.FirstOrDefault().ID == Guid.Empty)
                ReloadForms<Assignment, AssignmentForm, ActivityForm>(editor, items.FirstOrDefault(), x => x.Activity.ID,
                    items.FirstOrDefault().ActivityLink.ID);
        }
    }
}