using DevExpress.XtraGrid.Views.BandedGrid;
using DevExpress.XtraGrid.Views.Grid;
using DevExpress.XtraTab;
using Lskj.Control.ZKFinger;
using Lskj.Util;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using WinFormsControl = System.Windows.Forms.Control;

namespace Lskj.Control.Model
{
    public static class StaticBandedControl
    {
        public static void ReleaseModuleReferences(WinFormsControl moduleRoot, XtraTabPage modulePage, string moduleCode)
        {
            List<WinFormsControl> moduleControls = CollectModuleControls(moduleRoot, modulePage);
            ReleaseModuleReferences(moduleControls, modulePage, moduleCode);
        }

        internal static void ReleaseModuleReferences(
            IEnumerable<WinFormsControl> moduleControls,
            XtraTabPage modulePage,
            string moduleCode)
        {
            try
            {
                List<WinFormsControl> controls = new List<WinFormsControl>();
                if (moduleControls != null)
                    foreach (WinFormsControl control in moduleControls)
                        if (control != null && !ContainsControl(controls, control))
                            controls.Add(control);
                List<BandedGridView> bandedViews = CollectBandedGridViews(controls);
                List<GridView> targetViews = CollectTargetGridViews(controls);
                foreach (BandedGridView view in bandedViews)
                    BandedGridDragGrid.DisposeRegistrations(
                        BandedGridViewDragGridDic,
                        BandedTargetViewDragGridDic,
                        view,
                        null);
                foreach (GridView view in targetViews)
                    BandedGridDragGrid.DisposeRegistrations(
                        BandedGridViewDragGridDic,
                        BandedTargetViewDragGridDic,
                        null,
                        view);
                if (ContainsBandedGridView(bandedViews, SourceDragBandedGridView))
                    SourceDragBandedGridView = null;
                RemoveConditionPanels(moduleCode, controls);
                RemoveProtectedReferences(controls, modulePage);
            }
            catch (Exception exception)
            {
                System.Diagnostics.Debug.WriteLine("释放旧 Banded 模块引用失败：" + exception);
            }
        }

        private static List<WinFormsControl> CollectModuleControls(
            WinFormsControl moduleRoot,
            XtraTabPage modulePage)
        {
            List<WinFormsControl> result = new List<WinFormsControl>();
            AddModuleControls(result, moduleRoot);
            if (!ReferenceEquals(moduleRoot, modulePage))
                AddModuleControls(result, modulePage);
            return result;
        }

        private static void AddModuleControls(
            List<WinFormsControl> target,
            WinFormsControl root)
        {
            if (root == null)
                return;
            foreach (WinFormsControl control in EnumerateControls(root))
                if (!ContainsControl(target, control))
                    target.Add(control);
        }

        private static List<BandedGridView> CollectBandedGridViews(
            IEnumerable<WinFormsControl> controls)
        {
            List<BandedGridView> result = new List<BandedGridView>();
            if (controls == null)
                return result;
            foreach (WinFormsControl control in controls)
            {
                DevExpress.XtraGrid.GridControl grid = control as DevExpress.XtraGrid.GridControl;
                if (grid == null)
                    continue;
                try
                {
                    AddBandedGridView(result, grid.MainView as BandedGridView);
                    foreach (DevExpress.XtraGrid.Views.Base.BaseView baseView in grid.ViewCollection)
                        AddBandedGridView(result, baseView as BandedGridView);
                }
                catch (Exception exception)
                {
                    System.Diagnostics.Debug.WriteLine("读取旧 Banded 表格视图失败：" + exception);
                }
            }
            return result;
        }

        private static void AddBandedGridView(
            List<BandedGridView> target,
            BandedGridView view)
        {
            if (view != null && !ContainsBandedGridView(target, view))
                target.Add(view);
        }

        private static bool ContainsBandedGridView(
            IEnumerable<BandedGridView> gridViews,
            BandedGridView value)
        {
            if (gridViews == null || value == null)
                return false;
            foreach (BandedGridView gridView in gridViews)
                if (ReferenceEquals(gridView, value))
                    return true;
            return false;
        }

        private static List<GridView> CollectTargetGridViews(
            IEnumerable<WinFormsControl> controls)
        {
            List<GridView> result = new List<GridView>();
            if (controls == null)
                return result;
            foreach (WinFormsControl control in controls)
            {
                DevExpress.XtraGrid.GridControl grid = control as DevExpress.XtraGrid.GridControl;
                if (grid == null)
                    continue;
                try
                {
                    AddGridView(result, grid.MainView as GridView);
                    foreach (DevExpress.XtraGrid.Views.Base.BaseView baseView in grid.ViewCollection)
                        AddGridView(result, baseView as GridView);
                }
                catch (Exception exception)
                {
                    System.Diagnostics.Debug.WriteLine("读取旧 Banded 目标表格视图失败：" + exception);
                }
            }
            return result;
        }

        private static void AddGridView(List<GridView> target, GridView view)
        {
            if (view != null && !ContainsGridView(target, view))
                target.Add(view);
        }

        private static bool ContainsGridView(
            IEnumerable<GridView> gridViews,
            GridView value)
        {
            if (gridViews == null || value == null)
                return false;
            foreach (GridView gridView in gridViews)
                if (ReferenceEquals(gridView, value))
                    return true;
            return false;
        }

        private static IEnumerable<WinFormsControl> EnumerateControls(WinFormsControl root)
        {
            yield return root;
            foreach (WinFormsControl child in root.Controls)
            foreach (WinFormsControl nested in EnumerateControls(child))
                    yield return nested;
        }

        private static void RemoveConditionPanels(
            string moduleCode,
            IEnumerable<WinFormsControl> moduleControls)
        {
            foreach (string key in ConditionsPanelDic.Keys.ToList())
            {
                ModuleConditionsPanelEx panel;
                if (!ConditionsPanelDic.TryGetValue(key, out panel) || panel == null || panel.IsDisposed)
                {
                    ConditionsPanelDic.Remove(key);
                    continue;
                }

                if (string.Equals(key, moduleCode, StringComparison.OrdinalIgnoreCase) &&
                    IsConditionPanelOwnedByModule(panel, moduleControls))
                    ConditionsPanelDic.Remove(key);
            }
        }

        private static bool IsConditionPanelOwnedByModule(
            ModuleConditionsPanelEx panel,
            IEnumerable<WinFormsControl> moduleControls)
        {
            if (panel == null)
                return false;
            if (ContainsControl(moduleControls, panel) || ContainsControl(moduleControls, panel.Owner))
                return true;

            MyControl parentControl = panel.ParentControlObj;
            return parentControl != null &&
                parentControl.MainGridEx != null &&
                ContainsControl(moduleControls, parentControl.MainGridEx);
        }

        private static void RemoveProtectedReferences(
            IEnumerable<WinFormsControl> moduleControls,
            XtraTabPage modulePage)
        {
            while (modulePage != null && DogVerifyModuleForms.Remove(modulePage))
            {
            }
            foreach (XtraTabPage item in DogVerifyModuleForms.ToList())
                if (item == null || item.IsDisposed || ContainsControl(moduleControls, item))
                    DogVerifyModuleForms.Remove(item);
            foreach (IForm item in DogVerifyNoPageForms.ToList())
                if (item == null || item.SubForm == null || item.SubForm.IsDisposed ||
                    ContainsControl(moduleControls, item.SubForm))
                    DogVerifyNoPageForms.Remove(item);
        }

        private static bool ContainsControl(
            IEnumerable<WinFormsControl> moduleControls,
            WinFormsControl value)
        {
            if (moduleControls == null || value == null)
                return false;
            foreach (WinFormsControl control in moduleControls)
                if (ReferenceEquals(control, value))
                    return true;
            return false;
        }
        /// <summary>
        /// 记录当前U盾权限窗口
        /// </summary>
        public static List<XtraTabPage> DogVerifyModuleForms = new List<XtraTabPage>();
        public static List<IForm> DogVerifyNoPageForms = new List<IForm>();
        /// <summary>
        ///模块打开时的条件界面
        /// </summary>
        public static Dictionary<string, ModuleConditionsPanelEx> ConditionsPanelDic = new Dictionary<string, ModuleConditionsPanelEx>();

        /// <summary>
        /// 表格拖拽类，key值为源表，多表格
        /// </summary>
        public static Dictionary<BandedGridView, List<BandedGridDragGrid>> BandedGridViewDragGridDic = new Dictionary<BandedGridView, List<BandedGridDragGrid>>();
        /// <summary>
        /// 表格拖拽类，key值为目标表
        /// </summary>
        public static Dictionary<GridView, List<BandedGridDragGrid>> BandedTargetViewDragGridDic = new Dictionary<GridView, List<BandedGridDragGrid>>();

        /// <summary>
        /// 当前拖拽源表格
        /// </summary>
        public static BandedGridView SourceDragBandedGridView;
        /// <summary>
        /// 指纹识别模块
        /// </summary>
        public static FingerHelper fingerHelper;
        /// <summary>
        /// 进度条
        /// </summary>
        public static FrmProgressBar frmProgressBar;
    }
}