using DevExpress.XtraEditors;
using DevExpress.XtraTreeList.Nodes;
using DevExpress.XtraTreeList;
using IStation.Untity;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Windows.Forms;

namespace IStation.WinFrmUI.Monitor
{
    /// <summary>
    /// 
    /// </summary>
    public partial class MultiMonitorPointListCtrl : XtraUserControl
    {
        public MultiMonitorPointListCtrl()
        {
            InitializeComponent();
            this.treeList1.InitialDefaultMultiSelectSettings();
            this.treeList1.SelectImageList = ImageLib.Lib;
            this.layoutControl1.SetupLayoutControl();
        }


        public class CurrentViewModel
        {
            public CurrentViewModel() { }
            public CurrentViewModel(Model.MonitorPointGroup rhs)
            {
                this.ID = rhs.ID;
                this.ParentID = TreeParentIdsHelper.GetLastParentID(rhs.ParentIds);
                this.Name = rhs.Name;
                this.ObjectID = rhs.ID;
                this.SortCode = rhs.SortCode;
                this.Description = rhs.Description;
                this.ImageIndex = ImageLib.Group;
                this.IsGroup = true;
                this.Model = rhs;
            }
            public CurrentViewModel(Model.MonitorPointExSignalExSignalType rhs)
            {
                this.ID = rhs.MonitorPointID;
                this.ParentID = rhs.GroupID == 0 ? -1 : rhs.GroupID;
                this.Name = rhs.Name;
                this.ObjectID = rhs.MonitorPointID;
                this.SortCode = rhs.SortCode;
                this.Description = rhs.Description;
                this.ImageIndex = ImageLib.MonitorPoint;
                this.IsGroup = false;
                this.Model = rhs;
            }

            public long ID { get; set; }
            public long ParentID { get; set; }
            public string Name { get; set; }
            public long ObjectID { get; set; }
            public int SortCode { get; set; }
            public string Description { get; set; }
            public bool IsGroup { get; set; }
            public int ImageIndex { get; set; }
            public bool? Checked { get; set; } = false;
            public Color Color { get; set; }
            public object Model { get; set; }
        }

        /// <summary>
        /// 选择改变事件
        /// </summary>
        public event Action<Model.MonitorPointExSignalExSignalType, System.Drawing.Color, bool> CheckChangedEvent;

        private List<CurrentViewModel> _allBindingList = null;//所有绑定列表  

        /// <summary>
        /// 绑定数据
        /// </summary>
        public void SetBindingData()
        {
            var monitorPointGroups = new BLL.MonitorPointGroup().GetAll();
            var monitorPoints = new BLL.MonitorPoint().GetAllExSignalExSignalType();
            this.SetBindingData(monitorPointGroups, monitorPoints);
        }

        /// <summary>
        /// 绑定数据
        /// </summary>
        public void SetBindingData(List<Model.MonitorPointGroup> monitorPointGroups, List<Model.MonitorPointExSignalExSignalType> monitorPoints)
        {
            _allBindingList = new List<CurrentViewModel>();
            var stationGroup = new Model.MonitorPointGroup();
            stationGroup.ID = -1;
            stationGroup.Name = "总站";
            stationGroup.SortCode = int.MinValue;
            stationGroup.Description = "虚拟分组";
            _allBindingList.Add(new CurrentViewModel(stationGroup));

            if (monitorPointGroups != null && monitorPointGroups.Count > 0)
            {
                monitorPointGroups = monitorPointGroups.OrderBy(x => x.SortCode).ToList();
                monitorPointGroups.ForEach(x => _allBindingList.Add(new CurrentViewModel(x)));
            }

            if (monitorPoints != null && monitorPoints.Count > 0)
            {
                monitorPoints = monitorPoints.OrderBy(x => x.SortCode).ToList();
                foreach (var point in monitorPoints)
                {
                    _allBindingList.Add(new CurrentViewModel(point));
                }
            }

            this.treeList1.DataSource = _allBindingList;
            this.treeList1.ForceInitialize();
        }

        //全部展开
        private void barBtnExpandAll_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            this.treeList1.ExpandAll();
        }

        //全部折叠 
        private void barBtnCollpseAll_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            this.treeList1.CollapseAll();
        }

        //检索
        private void barCkSearch_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            if (this.barCkSearch.Checked)
                this.treeList1.ShowFindPanel();
            else
                this.treeList1.HideFindPanel();
        }

        //详细信息
        private void barBtnDetail_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            XtraMessageBox.Show("待补充!");
        }


        //节点选中前
        private void treeList1_BeforeCheckNode(object sender, CheckNodeEventArgs e)
        {
            var vm = this.treeList1.GetDataRecordByNode(e.Node) as CurrentViewModel;
            if (vm == null)
                return;
            if (vm.IsGroup)
            {
                e.CanCheck = false;
            }
        }

        //节点选中后
        private void treeList1_AfterCheckNode(object sender, DevExpress.XtraTreeList.NodeEventArgs e)
        {
            if (_allBindingList == null)
                return;
            if (_allBindingList.Where(x => !x.IsGroup && x.Checked == true).Count() > 11)
            {
                XtraMessageBox.Show("目前只支持十个测点展示!");
                e.Node.Checked = false;
                return;
            }

            var vm = this.treeList1.GetDataRecordByNode(e.Node) as CurrentViewModel;
            if (vm == null)
                return;
            if (vm.IsGroup)
                return;
            var monitorPoint = vm.Model as Model.MonitorPointExSignalExSignalType;
            if (monitorPoint == null)
                return;
            vm.Color = ColorHelper.GetRandomColor();
            this.CheckChangedEvent?.Invoke(monitorPoint, vm.Color, e.Node.Checked);
        }


        //绘制单元格
        private void treeList1_CustomDrawNodeCell(object sender, DevExpress.XtraTreeList.CustomDrawNodeCellEventArgs e)
        {
            /* var node = this.treeList1.GetDataRecordByNode(e.Node) as CurrentViewModel;
             if (node == null)
                 return;
             if (node.Checked.HasValue && node.Checked.Value)
             {
                 e.Appearance.ForeColor = node.Color;
             }*/
        }

        //取消绘制单元格
        private void treeList1_CustomDrawNodeCheckBox(object sender, CustomDrawNodeCheckBoxEventArgs e)
        {
            var node = this.treeList1.GetDataRecordByNode(e.Node) as CurrentViewModel;
            if (node == null)
                return;
            if (node.IsGroup)
            {
                e.ObjectArgs.State = DevExpress.Utils.Drawing.ObjectState.Disabled;
            }
        }

        //清空选中项
        private void barBtnClearChecked_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            foreach (var vm in _allBindingList)
            {
                if (vm.Checked == true)
                {
                    vm.Checked = false;
                    if (vm.IsGroup)
                        continue;
                    var monitorPoint = vm.Model as Model.MonitorPointExSignalExSignalType;
                    this.CheckChangedEvent?.Invoke(monitorPoint, vm.Color, false);
                }
            }
            this.treeList1.DataSource = _allBindingList;
            this.treeList1.RefreshDataSource();
        }


    }

}