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

namespace PRSDesktop
{
    /// <summary>
    ///     Interaction logic for QuoteCostSheets.xaml
    /// </summary>
    public partial class QuoteCostSheets : UserControl, IQuotePage, IPanel<Quote>
    {
        private Guid[] costsheetids;

        public QuoteCostSheets()
        {
            InitializeComponent();
        }

        public bool IsReady { get; set; }

        public void CreateToolbarButtons(IPanelHost host)
        {
        }

        public string SectionName => "Quote Costsheets";

        public DataModel DataModel(Selection selected)
        {
            var ids = CostSheets.ExtractValues(x => x.ID, selected).ToArray();
            return new BaseDataModel<QuoteCostSheet>(new Filter<QuoteCostSheet>(x => x.ID).InList(ids));
        }

        public void Heartbeat(TimeSpan time)
        {
        }

        public void Refresh()
        {
            CostSheets.Refresh(false, true);
            Items.Refresh(false, true);
        }

        public Dictionary<string, object[]> Selected()
        {
            return new Dictionary<string, object[]>();
        }

        public void Setup()
        {
            CostSheets.OnBeforeSave += CostSheets_OnBeforeSave;
            CostSheets.OnAfterSave += CostSheets_OnAfterSave;
            CostSheets.OnSelectItem += CostSheets_OnSelectItem;
            CostSheets.Refresh(true, false);
            Items.Refresh(true, false);
            Items.OnChanged += Items_OnChanged;
        }

        public event DataModelUpdateEvent OnUpdateDataModel;

        public void Shutdown()
        {
        }

        public Guid ParentID
        {
            get => CostSheets.QuoteID;
            set => CostSheets.QuoteID = value;
        }

        public Dictionary<Type, CoreTable> DataEnvironment()
        {
            return new Dictionary<Type, CoreTable>();
        }

        private void Items_OnChanged(object sender)
        {
            CostSheets.Refresh(false, true);
        }

        private void CostSheets_OnSelectItem(object sender, DynamicGridSelectionEventArgs e)
        {
            var row = e.Rows?.FirstOrDefault();
            Items.QuoteCostSheetID = row != null ? row.Get<QuoteCostSheet, Guid>(x => x.ID) : CoreUtils.FullGuid;
            Items.CostSheetID = row != null ? row.Get<QuoteCostSheet, Guid>(x => x.CostSheet.ID) : CoreUtils.FullGuid;
        }

        private void CostSheets_OnBeforeSave(IDynamicEditorForm editor, BaseObject[] items)
        {
            costsheetids = items.Cast<QuoteCostSheet>().Select(x => x.CostSheet.GetOriginalValue(c => c.ID)).ToArray();
        }

        private void CostSheets_OnAfterSave(IDynamicEditorForm editor, BaseObject[] items)
        {
            for (var i = 0; i < items.Length; i++)
            {
                var qcs = items[i] as QuoteCostSheet;
                if (qcs != null)
                {
                    if (qcs.CostSheet.IsValid() && costsheetids[i] == Guid.Empty)
                        Items.SetupCostSheet(qcs.ID, qcs.CostSheet.ID);
                }
            }

            costsheetids = null;
        }
    }
}