using Autodesk.Revit.DB;
using Autodesk.Revit.UI;

using Autodesk.Windows;

using CommunityToolkit.Mvvm.Input;

using Nice3point.Revit.Toolkit.External.Handlers;

using ShrlAlgo.RvKits.RvCommon;

using System.ComponentModel;


using System.Windows.Controls;

namespace ShrlAlgo.RvKits.UIRibbon;

public class ModifyTabApp
{
    public ModifyTabApp(UIApplication uiapp)
    {
        handler = new ActionEventHandler();
        this.uiapp = uiapp;
        var tab = ComponentManager.Ribbon.Tabs.FirstOrDefault(ribbonTab => ribbonTab.Id == "Modify");
        SelectionPanel(tab);
        //FilterPanel(tab);
        AlignPanel(tab);
    }

    private readonly ActionEventHandler handler;
    private readonly UIApplication uiapp;
    private Document Document => UIDocument.Document;
    private UIDocument UIDocument => uiapp.ActiveUIDocument;

    /// <summary>
    ///     对齐元素
    /// </summary>
    /// <param name="alignElements">需对齐的元素集合</param>
    /// <param name="alignType">对齐的类型</param>
    private static void AlignByType(List<AlignModelElement> alignElements, AlignType alignType)
    {
        switch (alignType)
        {
            case AlignType.Left:
                {
                    //最左的元素
                    var leftAlignElement = alignElements.OrderBy(x => x.UpLeft.X).FirstOrDefault();
                    foreach (var alignElement in alignElements)
                    {
                        XYZ resultingPoint = new(leftAlignElement.UpLeft.X, alignElement.UpLeft.Y, 0);
                        alignElement.MoveTo(resultingPoint, AlignType.Left);
                    }

                    break;
                }

            case AlignType.Right:
                {
                    var rightAlignElement = alignElements.OrderByDescending(x => x.UpRight.X).FirstOrDefault();
                    foreach (var alignElement in alignElements)
                    {
                        XYZ resultingPoint = new(rightAlignElement.UpRight.X, alignElement.UpRight.Y, 0);
                        alignElement.MoveTo(resultingPoint, AlignType.Right);
                    }

                    break;
                }

            case AlignType.Up:
                {
                    var upAlignElement = alignElements.OrderByDescending(x => x.UpRight.Y).FirstOrDefault();
                    foreach (var alignElement in alignElements)
                    {
                        XYZ resultingPoint = new(alignElement.UpRight.X, upAlignElement.UpRight.Y, 0);
                        alignElement.MoveTo(resultingPoint, AlignType.Up);
                    }

                    break;
                }
            case AlignType.Down:
                {
                    var farthestAlign = alignElements.OrderBy(x => x.DownRight.Y).FirstOrDefault();
                    foreach (var alignElement in alignElements)
                    {
                        XYZ resultingPoint = new(alignElement.DownRight.X, farthestAlign.DownRight.Y, 0);
                        alignElement.MoveTo(resultingPoint, AlignType.Down);
                    }

                    break;
                }
            case AlignType.HorizontallyCenter: //同一条垂直轴
                {
                    var sortedElements = alignElements.OrderBy(x => x.UpRight.X).ToList();
                    var rightElement = sortedElements.LastOrDefault();
                    var leftElement = sortedElements.FirstOrDefault();
                    var xCoord = (rightElement.Center.X + leftElement.Center.X) / 2;
                    foreach (var alignElement in sortedElements)
                    {
                        XYZ resultingPoint = new(xCoord, alignElement.Center.Y, 0);
                        alignElement.MoveTo(resultingPoint, AlignType.HorizontallyCenter);
                    }

                    break;
                }
            case AlignType.VerticallyCenter: //同一条水平轴
                {
                    var sortedElements = alignElements.OrderBy(x => x.UpRight.Y).ToList();
                    var upperAlignAnnotation = sortedElements.LastOrDefault();
                    var lowerAlignAnnotation = sortedElements.FirstOrDefault();
                    var yCoord = (upperAlignAnnotation.Center.Y + lowerAlignAnnotation.Center.Y) / 2;
                    foreach (var alignElement in sortedElements)
                    {
                        XYZ resultingPoint = new(alignElement.Center.X, yCoord, 0);
                        alignElement.MoveTo(resultingPoint, AlignType.VerticallyCenter);
                    }

                    break;
                }

            case AlignType.Bottom:
                {
                    var sortedElements = alignElements.OrderBy(z => z.Bottom).ToList();
                    var elevation = sortedElements.FirstOrDefault();
                    foreach (var alignElement in sortedElements)
                    {
                        XYZ resultingPoint = new(0, 0, elevation.Bottom);
                        alignElement.MoveTo(resultingPoint, AlignType.Bottom);
                    }
                    break;
                }
            case AlignType.Middle:
                {
                    var sortedElements = alignElements.OrderBy(z => z.Middle).ToList();
                    //var middle = sortedElements.FirstOrDefault();
                    var topAlign = sortedElements.LastOrDefault();
                    var botAlign = sortedElements.FirstOrDefault();
                    var middle = (topAlign.Middle + botAlign.Middle) / 2;
                    foreach (var alignElement in sortedElements)
                    {
                        XYZ resultingPoint = new(0, 0, middle);
                        alignElement.MoveTo(resultingPoint, AlignType.Middle);
                    }
                    break;
                }
            case AlignType.Top:
                {
                    var sortedElements = alignElements.OrderByDescending(z => z.Top).ToList();
                    var top = sortedElements.FirstOrDefault();
                    foreach (var alignElement in sortedElements)
                    {
                        XYZ resultingPoint = new(0, 0, top.Top);
                        alignElement.MoveTo(resultingPoint, AlignType.Top);
                    }
                    break;
                }
        }
    }
    /// <summary>
    /// 对齐命令
    /// </summary>
    /// <param name="obj"></param>
    private void AlignCommand(object obj)
    {
        if (obj is not Autodesk.Windows.RibbonButton rb)
        {
            return;
        }

        var alignType = (AlignType)rb.CommandParameter;
        handler.Raise(_ =>
        {
            Document.Invoke(
            _ =>
            {
                var selectedIds = UIDocument.Selection.GetElementIds();
                var alignElements = (from id in selectedIds
                                     let e = new AlignModelElement(Document.GetElement(id))
                                     select e).ToList();
                //List<AlignModelElement> alignElements = new();
                //foreach (var id in selectedIds)
                //{
                //    var e = Document.GetElement(id);
                //    alignElements.Add(new AlignModelElement(e));
                //}
                AlignByType(alignElements, alignType);
            },
            alignType.GetAttribute<DescriptionAttribute>().Description);
        });
    }
    /// <summary>
    /// 是否能进行对齐操作
    /// </summary>
    /// <returns></returns>
    private bool CanAlign()
    {
        return UIDocument?.Selection
                .GetElementIds()
                .Count(id => Document.GetElement(id) is GenericForm || Document.GetElement(id).Category?.CategoryType == CategoryType.Model) > 1;
    }
    /// <summary>
    /// 对齐面板
    /// </summary>
    /// <param name="tab"></param>
    private void AlignPanel(RibbonTab tab)
    {
        //新建面板
        Autodesk.Windows.RibbonPanel alignElemsPanel = new() { FloatingOrientation = System.Windows.Controls.Orientation.Vertical };

        //面板资源
        RibbonPanelSource alignSource = new() { Id = "ID_Layout_Panel", Title = "布局" };
        alignElemsPanel.Source = alignSource;
        //面板按钮
        var alignLeftBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.align_left_16px.ToBitmapSource(),
            //LargeImage = Properties.Resources.align_left_16px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            Id = "ID_ALL_BTN",
            Name = "左对齐",
            ToolTip = "根据几何元素范围，元素左侧对齐",
            Text = "左对齐",
            IsCheckable = true,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.Left
            //Orientation = System.Windows.Controls.Orientation.Vertical
        };
        var alignRightBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.align_right_16px.ToBitmapSource(),
            //LargeImage = Properties.Resources.align_right_16px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            Id = "ID_ALR_BTN",
            Name = "右对齐",
            ToolTip = "根据几何元素范围，元素右侧对齐",
            Text = "右对齐",
            IsCheckable = true,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.Right
            //Orientation = System.Windows.Controls.Orientation.Vertical
        };

        var alignDownBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.align_down_16px.ToBitmapSource(),
            //LargeImage = Properties.Resources.align_down_16px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            Id = "ID_ALD_BTN",
            Name = "下对齐",
            ToolTip = "根据几何元素范围，元素底部对齐",
            Text = "下对齐",
            IsCheckable = true,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.Down
            //Orientation = System.Windows.Controls.Orientation.Vertical
        };
        var alignUpBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.align_top_16px.ToBitmapSource(),
            //LargeImage = Properties.Resources.align_top_16px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            Id = "ID_ALU_BTN",
            Name = "上对齐",
            ToolTip = "根据几何元素范围，元素顶部对齐",
            Text = "上对齐",
            IsCheckable = true,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.Up
            //Orientation = System.Windows.Controls.Orientation.Vertical
        };
        var alignHCBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.align_center_16px.ToBitmapSource(),
            //LargeImage = Properties.Resources.align_center_16px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            Id = "ID_ALHC_BTN",
            Name = "水平中",
            ToolTip = "根据几何元素范围，水平居中",
            Text = "水平中",
            IsCheckable = true,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.HorizontallyCenter
            //Orientation = System.Windows.Controls.Orientation.Vertical
        };
        var alignVCBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.align_middle_16px.ToBitmapSource(),
            //LargeImage = Properties.Resources.align_middle_16px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            Id = "ID_ALVC_BTN",
            Name = "垂直中",
            ToolTip = "根据几何元素范围，垂直居中",
            Text = "垂直中",
            IsCheckable = true,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.VerticallyCenter
            //Orientation = System.Windows.Controls.Orientation.Vertical
        };
        var alignTopBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.top_elev_16px.ToBitmapSource(),
            LargeImage = Properties.Resources.top_elev_32px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            ToolTip = "几何元素顶部高程对齐",
            Id = "ID_ALT_BTN",
            Name = "顶对齐",
            Text = "顶对齐",
            IsCheckable = true,
            //默认水平，文字与图标
            //Orientation = Orientation.Vertical,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.Top
        };
        var alignMiddleBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.middle_elev_16px.ToBitmapSource(),
            LargeImage = Properties.Resources.middle_elev_32px.ToBitmapSource(),
            Size = RibbonItemSize.Standard,
            ShowText = true,
            ToolTip = "几何元素中心高程对齐",
            Id = "ID_ALM_BTN",
            Name = "中对齐",
            Text = "中对齐",
            IsCheckable = true,
            //Orientation = Orientation.Vertical,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.Middle
        };
        var alignBottomBtn = new Autodesk.Windows.RibbonButton
        {
            Image = Properties.Resources.bottom_elev_16px.ToBitmapSource(),
            LargeImage = Properties.Resources.bottom_elev_32px.ToBitmapSource(),
            //Standard为16px，Large为32px
            Size = RibbonItemSize.Standard,
            ShowText = true,
            ToolTip = "几何元素底部高程对齐",
            Id = "ID_ALB_BTN",
            Name = "底对齐",
            Text = "底对齐",
            IsCheckable = true,
            //Orientation = Orientation.Vertical,
            CommandHandler = new RelayCommand<object>(AlignCommand, _ => CanAlign()),
            CommandParameter = AlignType.Bottom
        };

        //面板行布局
        RibbonRowPanel ribbonRowPanel = new();
        ribbonRowPanel.Items.Add(alignLeftBtn);
        ribbonRowPanel.Items.Add(alignRightBtn);
        //换行
        ribbonRowPanel.Items.Add(new RibbonRowBreak());
        ribbonRowPanel.Items.Add(alignUpBtn);
        ribbonRowPanel.Items.Add(alignDownBtn);
        ribbonRowPanel.Items.Add(new RibbonRowBreak());
        ribbonRowPanel.Items.Add(alignHCBtn);
        ribbonRowPanel.Items.Add(alignVCBtn);
        //第二个面板行布局
        RibbonRowPanel ribbonRowPanel1 = new();
        ribbonRowPanel1.Items.Add(alignTopBtn);
        ribbonRowPanel1.Items.Add(new RibbonRowBreak());
        ribbonRowPanel1.Items.Add(alignMiddleBtn);
        ribbonRowPanel1.Items.Add(new RibbonRowBreak());
        ribbonRowPanel1.Items.Add(alignBottomBtn);

        //布局添加到面板数据源
        alignSource.Items.Add(ribbonRowPanel);
        alignSource.Items.Add(ribbonRowPanel1);
        tab.Panels.Add(alignElemsPanel);
    }
    /// <summary>
    /// 选择元素面板
    /// </summary>
    /// <param name="tab"></param>
    private void SelectionPanel(RibbonTab tab)
    {
        //新建面板
        Autodesk.Windows.RibbonPanel ribbonPanel = new() { FloatingOrientation = System.Windows.Controls.Orientation.Vertical };

        //面板资源
        RibbonPanelSource selSource = new() { Id = "ID_SSI_Panel", Title = "选择元素" };
        ribbonPanel.Source = selSource;

        //面板按钮
        Autodesk.Windows.RibbonButton iavBtn =
            new()
            {
                //Image = new System.Windows.Media.Imaging.BitmapImage(new Uri(icopath)),
                Image = Properties.Resources.select_on_view_16px.ToBitmapSource(),
                Size = RibbonItemSize.Standard,
                ShowText = true,
                Id = "ID_IAV_BTN",
                Name = "视图类似实例",
                ToolTip = "选择视图中的同类型实例",
                Text = "视图类似实例",
                IsCheckable = true,
                CommandHandler = new RelayCommand(
                    () =>
                    {
                        //var selectedIds = UIDocument.Selection.GetElementIds();
                        //var groups = selectedIds.GroupBy(id => Document.GetElement(id).GetTypeId());
                        var col = new FilteredElementCollector(Document, UIDocument.ActiveView.Id);
                        var typeIds = UIDocument.Selection
                            .GetElementIds()
                            .Where(id => Document.GetElement(id).GetTypeId() != null)
                            .Select(id => Document.GetElement(id).GetTypeId())
                            .Distinct()
                            .ToList();
                        //ICollection<ElementId> setSelIds = (from t in types
                        //                                    select Document.GetElement(t.Id) into selectedElement
                        //                                    from item in col
                        //                                    where selectedElement.Id == item.GetTypeId() && item.Category != null
                        //                                    select item.Id)
                        var setSelIds = (
                            from typeId in typeIds
                            from elem in col
                            where typeId == elem.GetTypeId() && elem.Category != null
                            select elem.Id
                        ).ToList();
                        UIDocument.Selection.SetElementIds(setSelIds);
                    },
                    () =>
                        UIDocument?.Selection
                            .GetElementIds()
                            .Any(id => Document.GetElement(id).GetTypeId() != ElementId.InvalidElementId && Document.GetElement(id).Category != null)
                        == true
                )
                //Orientation = System.Windows.Controls.Orientation.Vertical
            };
        Autodesk.Windows.RibbonButton iipBtn =
            new()
            {
                Image = Properties.Resources.select_on_project_16px.ToBitmapSource(),
                Size = RibbonItemSize.Standard,
                ShowText = true,
                Id = "ID_IIP_BTN",
                //下拉显示名
                Name = "项目类似实例",
                ToolTip = "选择项目中的同类型实例",
                //选中显示名
                Text = "项目类似实例",
                IsCheckable = true,
                CommandHandler = new RelayCommand(
                    () =>
                    {
                        //var selectedIds = UIDocument.Selection.GetElementIds();
                        var typeIds = UIDocument.Selection
                            .GetElementIds()
                            .Where(id => Document.GetElement(id).GetTypeId() != null)
                            .Select(id => Document.GetElement(id).GetTypeId())
                            .Distinct()
                            .ToList();
                        var col = Document.OfCollector().WhereElementIsNotElementType();
                        //var groups = selectedIds.GroupBy(id => Document.GetElement(id).GetTypeId());
                        var setSelIds = (
                            from typeId in typeIds
                            from elem in col
                            where typeId == elem.GetTypeId() && elem.Category != null
                            select elem.Id
                        ).ToList();
                        UIDocument.Selection.SetElementIds(setSelIds);
                    },
                    () =>
                        UIDocument?.Selection
                            .GetElementIds()
                            .Any(id => Document.GetElement(id).Category != null && Document.GetElement(id).GetTypeId() != ElementId.InvalidElementId)
                        == true
                )

                //Orientation = System.Windows.Controls.Orientation.Vertical
            };

        Autodesk.Windows.RibbonButton rSelBtn =
            new()
            {
                Image = Properties.Resources.select_3d_object_16px.ToBitmapSource(),
                Size = RibbonItemSize.Standard,
                ShowText = true,
                Id = "ID_BS_BTN",
                //下拉显示名
                Name = "框选类似实例",
                ToolTip = "框选与当前选择实例同类型的实例",
                //选中显示名
                Text = "框选类似实例",
                IsCheckable = true,
                CommandHandler = new RelayCommand(
                    () =>
                    {
                        try
                        {
                            var typeIds = UIDocument.Selection
                                .GetElementIds()
                                .Where(id => Document.GetElement(id).GetTypeId() != null)
                                .Select(id => Document.GetElement(id).GetTypeId())
                                .Distinct()
                                .ToList();
                            var setSelectedElemIds = new List<ElementId>();
                            var sameTypesFilter = new FuncFilter(elem =>
                            {
                                return typeIds.Any(id => id.Equals(elem.GetTypeId()));
                            });
                            var elements = UIDocument.Selection.PickElementsByRectangle(sameTypesFilter, "请框选与当前选择元素相同的实例");
                            setSelectedElemIds.AddRange(elements.Select(e => e.Id));
                            UIDocument.Selection.SetElementIds(setSelectedElemIds);
                        }
                        catch (Autodesk.Revit.Exceptions.OperationCanceledException)
                        {

                        }
                    },
                    () =>
                    {
                        return UIDocument?.Selection
                                .GetElementIds()
                                .Any(id =>
                                {
                                    var elem = Document.GetElement(id);
                                    return elem.Category != null && elem.GetTypeId() != ElementId.InvalidElementId;
                                }) == true;
                    }
                )
                //Orientation = System.Windows.Controls.Orientation.Vertical
            };
        //面板按钮
        Autodesk.Windows.RibbonButton selFilterBtn =
            new()
            {
                //Image = new System.Windows.Media.Imaging.BitmapImage(new Uri(icopath)),
                Image = Properties.Resources.select_filter_16px.ToBitmapSource(),
                LargeImage = Properties.Resources.select_filter_32px.ToBitmapSource(),
                Size = RibbonItemSize.Large,
                ShowText = true,
                Id = "ID_Filter_BTN",
                Name = "构件明细",
                ToolTip = "查看选中的元素",
                Text = "构件明细",
                IsCheckable = true,
                Orientation = Orientation.Vertical,
                CommandHandler = new RelayCommand(
                     () => WinDialogHelper.ShowModeless<DetailSelectFiltersView>(new DetailSelectFiltersViewModel(uiapp, handler)),
                    () =>
                        UIDocument?.Selection
                            .GetElementIds()
                            .Any(id => Document.GetElement(id).GetTypeId() != ElementId.InvalidElementId && Document.GetElement(id).Category != null)
                        == true
                )
            };
        //面板行布局
        RibbonRowPanel ribbonRowPanel = new();
        ribbonRowPanel.AddAwStackItems(iavBtn, iipBtn, rSelBtn);

        //ribbonRowPanel.Items.Add(iavBtn);
        ////行打断=新建行
        //ribbonRowPanel.Items.Add(new RibbonRowBreak());
        //ribbonRowPanel.Items.Add(iipBtn);
        //ribbonRowPanel.Items.Add(new RibbonRowBreak());
        //ribbonRowPanel.Items.Add(rSelBtn);

        RibbonRowPanel ribbonRowPanel1 = new();
        ribbonRowPanel1.Items.Add(selFilterBtn);
        //ribbonPanel.Source.Items.Add(selFilterBtn);
        //布局添加到面板数据源
        selSource.Items.Add(ribbonRowPanel);
        selSource.Items.Add(ribbonRowPanel1);
        ////分隔条
        //RibbonSeparator rsP = new RibbonSeparator();
        //rsP.SeparatorStyle = RibbonSeparatorStyle.Invisible;
        tab.Panels.Add(ribbonPanel);
    }

    private void FilterPanel(RibbonTab tab)
    {
        Autodesk.Windows.RibbonPanel ribbonPanel = new();
        //面板资源
        RibbonPanelSource filterSource = new() { Id = "ID_Filter_Panel", Title = "选择过滤" };
        ribbonPanel.Source = filterSource;
        //面板按钮
        Autodesk.Windows.RibbonButton btn =
            new()
            {
                //Image = new System.Windows.Media.Imaging.BitmapImage(new Uri(icopath)),
                Image = Properties.Resources.select_filter_16px.ToBitmapSource(),
                LargeImage = Properties.Resources.select_filter_32px.ToBitmapSource(),
                Size = RibbonItemSize.Large,
                ShowText = true,
                Id = "ID_Filter_BTN",
                Name = "选择过滤",
                ToolTip = "查看选中的元素",
                Text = "选择过滤",
                IsCheckable = true,
                Orientation = Orientation.Vertical,
                CommandHandler = new RelayCommand(
                    () => WinDialogHelper.ShowModeless<DetailSelectFiltersView>(new DetailSelectFiltersViewModel(uiapp, handler)),
                    () =>
                        UIDocument?.Selection
                            .GetElementIds()
                            .Any(id => Document.GetElement(id).GetTypeId() != ElementId.InvalidElementId && Document.GetElement(id).Category != null)
                        == true
                )
            };
        ribbonPanel.Source.Items.Add(btn);
        tab.Panels.Add(ribbonPanel);
    }
}