using DevExpress.XtraEditors;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;

namespace IStation.WinFrmUI.Basic
{
    /// <summary>
    /// 
    /// </summary>
    public partial class TestTreeByStationView : XtraUserControl
    {
        public TestTreeByStationView()
        {
            InitializeComponent();
            this.treeList1.InitialDefaultSettings();
            this.treeList1.SelectImageList = ImageLib.Lib;
            this.treeList1.MouseDoubleClick += TreeList1_MouseDoubleClick;
            this.layoutControl1.SetupLayoutControl();
        }


        public Action<string, Model.Product<Model.Pump>, IStation.Model.PumpCurve> OnAddTestItem;


        private void TreeList1_MouseDoubleClick(object sender, System.Windows.Forms.MouseEventArgs e)
        {
            if (_pumpCurves == null)
                return;
            var node = this.treeList1.GetNodeAt(e.X, e.Y);
            if (node == null)
                return;
            if (!(this.treeList1.GetDataRecordByNode(node) is CurrentViewModel vm))
                return;
            if (vm.IsGroup)
                return;
            var mapping = vm.Model as Model.PumpCurveMapping;

            var vmParent = _allBindingList.Where(x => x.ID == vm.ParentID).First();
            var station = _allBindingList.Where(x => x.ID == vmParent.ParentID).First();
            var pump = vmParent.Model as Model.Product<Model.Pump>;
            var curve = _pumpCurves.Find(x => x.ID == mapping.CurveID);
            OnAddTestItem?.Invoke(station.Name, pump, curve);
        }

        public class CurrentViewModel
        {
            public long ID { get; set; }
            public long ParentID { get; set; }
            public string Name { get; set; }
            public string ObjectType { get; set; }
            public object Model { get; set; }
            public bool IsGroup { get; set; }
            public int ImageIndex { get; set; }
        }



        /// <summary>
        /// 聚焦改变事件
        /// </summary> 
        public event Action<Model.PumpCurveMapping> FocusedChangedEvent;

        private BindingList<CurrentViewModel> _allBindingList = null;//所有绑定列表
        private List<Model.PumpCurve> _pumpCurves = null;

        /// <summary>
        /// 绑定数据
        /// </summary>
        public void Clear()
        {
            _pumpCurves = null;
            _allBindingList = new BindingList<CurrentViewModel>();
            this.treeList1.DataSource = _allBindingList;
            this.FocusedChangedEvent?.Invoke(null);
        }

        /// <summary>
        /// 绑定数据
        /// </summary>
        public void SetBindingData()
        {
            WaitFrmHelper.ShowWaitForm("正在加载数据...");
            _allBindingList = new BindingList<CurrentViewModel>();
            _pumpCurves = new BLL.PumpCurve().GetAll();

            var stations = new BLL.Station().GetAll();
            if (stations != null && stations.Any())
            {
                var imgIndex = ImageLib.Station;
                foreach (var station in stations)
                {
                    var vm = new CurrentViewModel()
                    {
                        ID = station.ID,
                        Name = station.Name,
                        ObjectType = IStation.ObjectType.Station,
                        Model = station,
                        IsGroup = true,
                        ImageIndex = imgIndex
                    };
                    _allBindingList.Add(vm);
                }
            }

            var pumps = new BLL.Product().GetAllPump();
            if (pumps != null && pumps.Any())
            {
                var imgIndex = ImageLib.Pump;
                foreach (var pump in pumps)
                {
                    var vm = new CurrentViewModel()
                    {
                        ID = pump.ID,
                        Name = pump.Name,
                        ParentID = pump.BelongID,
                        ObjectType = IStation.ObjectType.Product,
                        Model = pump,
                        IsGroup = true,
                        ImageIndex = imgIndex
                    };
                    _allBindingList.Add(vm);
                }

                var pumpIds = pumps.Select(x => x.ID).ToList();
                var pumpCurveMappings = new BLL.PumpCurveMapping().GetByPumpIds(pumpIds);
                if (pumpCurveMappings != null && pumpCurveMappings.Any())
                {
                    var pumpCurveIds = pumpCurveMappings.Select(x => x.CurveID).Distinct().ToList();
                    var curveImgIndex = ImageLib.PumpCurve;
                    var workCurveImgIndex = ImageLib.WorkPumpCurve;
                    foreach (var mapping in pumpCurveMappings)
                    {
                        var vm = new CurrentViewModel()
                        {
                            ID = mapping.ID,
                            Name = mapping.OtherName,
                            ParentID = mapping.PumpID,
                            ObjectType = IStation.ObjectType.PumpCurveMapping,
                            Model = mapping,
                            IsGroup = false,
                            ImageIndex = mapping.IsWorking ? workCurveImgIndex : curveImgIndex
                        };
                        _allBindingList.Add(vm);
                    }
                }
            }

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

            WaitFrmHelper.HideWaitForm();
        }

        public void ExpandAll()
        {
            this.treeList1.ExpandAll();
        }
        /// <summary>
        /// 
        /// </summary> 
        public void UpdateOtherName(string name)
        {
            var row = this.treeList1.GetCurrentViewModel(_allBindingList);
            if (row == null)
                return;
            row.Name = name;
            this.treeList1.RefreshNode(this.treeList1.FocusedNode);
        }


        //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!");
        }


        //泵信息
        private void barBtnPumpInfo_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            var vm = this.treeList1.GetCurrentViewModel(_allBindingList);
            if (vm == null)
                return;
            var parentVm = _allBindingList?.Where(x => x.ID == vm.ParentID).FirstOrDefault();
            if (parentVm == null)
                return;
            var pump = parentVm.Model as Model.Product<Model.Pump>;
            WaitFrmHelper.ShowWaitForm();
            var dlg = new PumpInfoDlg();
            dlg.Shown += delegate { WaitFrmHelper.HideWaitForm(); };
            dlg.SetBindingData(pump);
            dlg.ShowDialog();
        }

        //聚焦前
        private void treeList1_BeforeFocusNode(object sender, DevExpress.XtraTreeList.BeforeFocusNodeEventArgs e)
        {
            if (this.treeList1.GetDataRecordByNode(e.Node) is CurrentViewModel row)
            {
                if (row.IsGroup)
                {
                    e.CanFocus = false;
                }
            }
        }

        //聚焦改变
        private void treeList1_FocusedNodeChanged(object sender, DevExpress.XtraTreeList.FocusedNodeChangedEventArgs e)
        {
            var vm = this.treeList1.GetCurrentViewModel(_allBindingList);
            if (vm == null)
                return;
            if (vm.IsGroup)
                return;
            var mapping = vm.Model as Model.PumpCurveMapping;
            this.FocusedChangedEvent?.Invoke(mapping);
        }

    }

}