using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Windows.Media.Imaging;
using Comal.Classes;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;

namespace PRSDesktop
{
    internal class FactorySectionsGrid : DynamicGrid<FactorySection>
    {
        private string _CurrentSection = "";

        private readonly List<FactorySection> CurrentSections = new();

        public BitmapImage QAColor = PRSDesktop.Resources.quality.AsBitmapImage(Color.White);
        public BitmapImage QAGray = PRSDesktop.Resources.quality.AsGrayScale().AsBitmapImage(Color.White);

        public FactorySectionsGrid()
        {
            Options.AddRange(DynamicGridOption.RecordCount);

            ActionColumns.Add(new DynamicActionColumn(QualityImage, QualityAction));
            HiddenColumns.Add(x => x.QualityChecks);

            ActionColumns.Add(new DynamicRowMovementColumn(DynamicRowMovement.Up, SwapRows));
            ActionColumns.Add(new DynamicRowMovementColumn(DynamicRowMovement.Down, SwapRows));
        }

        public string CurrentGroup
        {
            get => _CurrentSection;
            set
            {
                if (!string.IsNullOrEmpty(_CurrentSection))
                {
                    Sections.RemoveAll(x => x.Group.Equals(_CurrentSection));
                    Sections.AddRange(CurrentSections);
                }

                _CurrentSection = value;
                CurrentSections.Clear();
                if (!string.IsNullOrEmpty(_CurrentSection))
                    CurrentSections.AddRange(Sections.Where(x => x.Group.Equals(_CurrentSection)));
            }
        }

        public List<FactorySection> Sections { get; set; }

        private bool QualityAction(CoreRow arg)
        {
            if (arg != null)
            {
                var form = new NotesForm
                {
                    Caption = "Please enter the Quality Checks to be performed before starting work on this stage",
                    Text = CurrentSections[arg.Index].QualityChecks
                };
                if (form.ShowDialog() == true)
                {
                    CurrentSections[arg.Index].QualityChecks = form.Text;
                    return true;
                }
            }

            return false;
        }

        private BitmapImage QualityImage(CoreRow arg)
        {
            if (arg == null)
                return QAColor;
            if (string.IsNullOrWhiteSpace(arg.Get<FactorySection, string>(x => x.QualityChecks)))
                return QAGray;
            return QAColor;
        }

        private bool SwapRows(int arg1, int arg2)
        {
            var item = CurrentSections[arg1];
            CurrentSections.Remove(item);
            CurrentSections.Insert(arg2, item);
            return true;
        }


        //public DynamicGridColumns DefineColumns()
        //{
        //	return LoadColumns();
        //}

        protected override DynamicGridColumns LoadColumns()
        {
            var columns = new DynamicGridColumns
            {
                new() { ColumnName = "Name", /* Type = typeof(String), */ Width = 0 },
                new() { ColumnName = "Stations", Caption = "Stns", Width = 40, Alignment = Alignment.MiddleCenter },
                new() { ColumnName = "Hidden", Caption = "Hide", Width = 30 }
                //new DynamicGridColumn() { ColumnName = "Shared", Width = 30},
            };
            return columns;
        }

        #region Save / Load

        //protected override DataTable Reload(Dictionary<String, Object> criteria, List<String> columnnames, String sort)
        //{
        //	DataTable result = new DataTable();
        //	result.LoadColumns(typeof(FactorySection));
        //	result.LoadRows(CurrentSections);
        //	return result;
        //}

        protected override void Reload(Filters<FactorySection> criteria, Columns<FactorySection> columns, ref SortOrder<FactorySection> sort,
            Action<CoreTable, Exception> action)
        {
            var result = new CoreTable();
            result.LoadColumns(typeof(FactorySection));
            result.LoadRows(CurrentSections);
            action.Invoke(result, null);
        }

        protected override FactorySection LoadItem(CoreRow row)
        {
            var index = Data.Rows.IndexOf(row);
            return CurrentSections[index];
        }

        protected override void SaveItem(FactorySection item)
        {
            if (!CurrentSections.Contains(item))
                CurrentSections.Add(item);
        }


        protected override void DeleteItems(params CoreRow[] rows)
        {
            foreach (var row in rows.OrderByDescending(x => x.Index))
                CurrentSections.RemoveAt(row.Index);
        }

        protected override FactorySection CreateItem()
        {
            var section = base.CreateItem();
            section.Group = CurrentGroup;
            section.ID = Guid.NewGuid();
            return section;
        }

        #endregion
    }
}