using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using Comal.Classes;
using InABox.Configuration;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;
using PRSDesktop.Utils;
using Syncfusion.Windows.Controls.Grid;

namespace PRSDesktop
{
    /// <summary>
    ///     Interaction logic for SetoutStagesPanel.xaml
    /// </summary>
    public partial class SetoutStagesPanel : UserControl
    {
        private readonly List<IStageTemplate> _stages = new();

        private Type _type;

        private FactorySetup settings;

        public SetoutStagesPanel()
        {
            InitializeComponent();
            Grid.Model.RowCount = 1;
            Grid.Model.ColumnCount = 7;
            Grid.Model.ColumnWidths[0] = 20;
            Grid.Model.ColumnWidths[1] = 20;
            Grid.Model.ColumnWidths[2] = Grid.ActualWidth - 150;
            Grid.Model.ColumnWidths[3] = 50;
            Grid.Model.ColumnWidths[4] = 20;
            Grid.Model.ColumnWidths[5] = 20;
            Grid.Model.ColumnWidths[6] = 20;
            Grid.Model.HeaderColumns = 0;
        }

        private IStageTemplate CreateStage()
        {
            return (IStageTemplate)Activator.CreateInstance(_type);
        }

        public IList<T> GetStages<T>() where T : IStageTemplate
        {
            var result = new List<T>();
            foreach (var stage in _stages)
                result.Add((T)stage);
            return result;
        }

        public void SetStages<T>(IList<T> stages) where T : IStageTemplate
        {
            settings = new GlobalConfiguration<FactorySetup>().Load();

            _stages.Clear();
            foreach (IStageTemplate stage in stages)
                _stages.Add(stage);

            _type = typeof(T);

            Grid.Model.RowCount = 0;
            Grid.Model.RowCount = _stages.Count + 2;
        }

        private void Grid_SizeChanged(object sender, SizeChangedEventArgs e)
        {
            Grid.Model.ColumnWidths[2] = e.NewSize.Width - 150;
        }

        private void Grid_QueryCellInfo(object sender, GridQueryCellInfoEventArgs e)
        {
            try
            {
                var row = e.Cell.RowIndex - 1;
                var col = e.Cell.ColumnIndex;

                switch (col)
                {
                    case 0:
                        if (row != 0 && row < _stages.Count)
                            GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.uparrow, Grid.Model, col);
                        else
                            GridUtils.SetButtonImage(e.Style, null, Grid.Model, col);
                        break;
                    case 1:
                        if (row < _stages.Count - 1)
                            GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.downarrow, Grid.Model, col);
                        else
                            GridUtils.SetButtonImage(e.Style, null, Grid.Model, col);
                        break;
                    case 2:
                        if (row == -1)
                        {
                            e.Style.CellValue = "Section Name";
                        }
                        else
                        {
                            e.Style.CellType = "ComboBox";
                            var sections = new List<FactorySection>();
                            sections.AddRange(settings.Sections);
                            if (row == _stages.Count)
                                sections.Add(new FactorySection { ID = Guid.Empty, Name = "Add new..", Stations = 0 });
                            e.Style.ItemsSource = sections
                                .Select(x => new { x.ID, Name = !string.IsNullOrEmpty(x.Group) ? x.Group + " : " + x.Name : x.Name }).ToList();
                            e.Style.DropDownStyle = GridDropDownStyle.AutoComplete;
                            e.Style.DisplayMember = "Name";
                            e.Style.ValueMember = "ID";
                            e.Style.CellValue = row < _stages.Count ? _stages[row].SectionID : Guid.Empty;
                        }

                        e.Style.VerticalAlignment = VerticalAlignment.Center;
                        break;
                    case 3:
                        e.Style.CellValue = row == -1 ? "Time" : row < _stages.Count ? _stages[row].Minutes.ToString() : "";
                        e.Style.HorizontalAlignment = HorizontalAlignment.Center;
                        e.Style.VerticalAlignment = VerticalAlignment.Center;
                        break;
                    case 4:
                        if (row == -1)
                        {
                            GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.quality, Grid.Model, col);
                        }
                        else if (row < _stages.Count)
                        {
                            if (!string.IsNullOrWhiteSpace(_stages[row].QualityChecks))
                                GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.quality, Grid.Model, col);
                            else
                                GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.quality.AsGrayScale(), Grid.Model, col);
                        }
                        else
                        {
                            GridUtils.SetButtonImage(e.Style, null, Grid.Model, col);
                        }

                        break;
                    case 5:
                        if (row == -1)
                        {
                            GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.link, Grid.Model, col);
                        }
                        else if (row < _stages.Count)
                        {
                            if (_stages[row].Sequence == SequenceType.Consolidate)
                                GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.milestone, Grid.Model, col);
                            else if (_stages[row].Sequence == SequenceType.Link)
                                GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.link, Grid.Model, col);
                            else
                                GridUtils.SetButtonImage(e.Style, null, Grid.Model, col);
                        }
                        else
                        {
                            GridUtils.SetButtonImage(e.Style, null, Grid.Model, col);
                        }

                        break;
                    case 6:
                        if (row < _stages.Count)
                            GridUtils.SetButtonImage(e.Style, PRSDesktop.Resources.delete, Grid.Model, col);
                        else
                            GridUtils.SetButtonImage(e.Style, null, Grid.Model, col);
                        break;
                }
            }
            catch (Exception err)
            {
                Logger.Send(LogType.Error, "", string.Format("*** Unknown Error: {0}\n{1}", err.Message, err.StackTrace));
            }
        }

        private void Grid_CommitCellInfo(object sender, GridCommitCellInfoEventArgs e)
        {
            IStageTemplate stage;
            if (e.Style.RowIndex > _stages.Count)
            {
                stage = CreateStage();
                stage.Sequence = SequenceType.Link;
                _stages.Add(stage);
            }
            else
            {
                stage = _stages[e.Style.RowIndex - 1];
            }

            switch (e.Cell.ColumnIndex)
            {
                case 2:
                    stage.SectionID = (Guid)e.Style.CellValue;
                    break;
                case 3:
                    stage.Minutes = Convert.ToInt32(e.Style.CellValue.ToString());
                    break;
            }

            Grid.Model.RowCount = 0;
            Grid.Model.RowCount = _stages.Count + 2;
        }

        private void Grid_CellClick(object sender, GridCellClickEventArgs e)
        {
            var row = e.RowIndex - 1;


            if (row > -1 && row < _stages.Count)
            {
                var stage = _stages[row];

                switch (e.ColumnIndex)
                {
                    case 0:
                        if (row > 0)
                        {
                            _stages.Remove(stage);
                            _stages.Insert(row - 1, stage);
                            e.Handled = true;
                        }

                        break;
                    case 1:
                        if (e.RowIndex < settings.Sections.Count - 1)
                        {
                            _stages.Remove(stage);
                            _stages.Insert(row + 1, stage);
                            e.Handled = true;
                        }

                        break;
                    case 4:
                        var form = new NotesForm
                        {
                            Caption = "Please enter the Quality Checks to be performed before starting work on this stage",
                            Text = _stages[row].QualityChecks
                        };
                        if (form.ShowDialog() == true)
                            _stages[row].QualityChecks = form.Text;
                        e.Handled = true;
                        break;
                    case 5:
                        switch (_stages[row].Sequence)
                        {
                            case SequenceType.None:
                                _stages[row].Sequence = SequenceType.Link;
                                break;
                            case SequenceType.Link:
                                _stages[row].Sequence = SequenceType.Consolidate;
                                break;
                            case SequenceType.Consolidate:
                                _stages[row].Sequence = SequenceType.None;
                                break;
                        }

                        e.Handled = true;
                        break;
                    case 6:
                        _stages.Remove(stage);
                        e.Handled = true;
                        break;
                }

                if (e.Handled)
                {
                    Grid.Model.RowCount = 0;
                    Grid.Model.RowCount = _stages.Count + 2;
                }
            }
        }
    }
}