using DataRWDAL;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using DataEntity;
using DataEntity.Page;
using XImagingXhandler.XDAL;
using XCommon.Log;
using XHandler.Class;

namespace XHandler.View.TestList
{
    /// <summary>
    /// ExperimentFolder.xaml 的交互逻辑
    /// </summary>
    public partial class ExperimentFolder : UserControl
    {
        ObservableCollection<Experiment> experimentList = new ObservableCollection<Experiment>();
        public MainWindow mainWindow = null;
        // 分页数据
        private Pagination m_pagination = new Pagination();

        public ExperimentFolder()
        {
            InitializeComponent();
        }

        private void UserControl_Loaded(object sender, RoutedEventArgs e)
        {
            try
            {
                gdContent.RowDefinitions[0].Height = new GridLength(0);
                BindingTestListCollection();
            }
            catch (Exception ex)
            {

            }
        }

        private void btnChangeFolder_Click(object sender, RoutedEventArgs e)
        {

        }

        private void btnSearch_Click(object sender, RoutedEventArgs e)
        {
            dgResult.ItemsSource = null;
            pagerToolsControl_paging.Current = PaginationDefaultParameter.Current;
        }

        #region 绑定数据日志集合到界面
        private void BindingTestListCollection()
        {
            DataBinding(m_pagination);
        }
        #endregion

        /// <summary>
        /// 分页绑定
        /// </summary>
        /// <param name="pagination"></param> 
        private void DataBinding(Pagination pagination)
        {
            experimentList = GenerateTestListCollection();
            var resultExperimentList = GetPagedData(experimentList, pagination.Current, pagination.PageSize);
            var result = new Tuple<IEnumerable<Experiment>, int>(resultExperimentList, experimentList.Count());
            if (result != null)
            {
                pagerToolsControl_paging.IsTrigger = false;
                pagerToolsControl_paging.DataCount = result.Item2;   // 当前查到数量
                pagerToolsControl_paging.Current = pagination.Current;
                pagerToolsControl_paging.IsTrigger = true;
                dgResult.ItemsSource = result.Item1;
            }
        }

        public ObservableCollection<Experiment> GenerateTestListCollection()
        {
            string strExperimentName = this.tbxFileName.Text;
            var resultExperimentList = ExperimentListDB.GetExperimentCollectionFromdb(strExperimentName);
            for(int i=0;i<resultExperimentList.Count;i++)
            {
                resultExperimentList[i].indexNum = i + 1;
            }
            return resultExperimentList;
        }

        #region 集合数据分页方法
        private static IEnumerable<T> GetPagedData<T>(IEnumerable<T> source, int currentPageNumber, int pageSize)
        {
            if (source == null || !source.Any()) return Enumerable.Empty<T>();

            int startIndex = (currentPageNumber - 1) * pageSize;
            int endIndex = Math.Min(startIndex + pageSize, source.Count());

            return source.Skip(startIndex).Take(endIndex - startIndex);
        }
        #endregion

        private void pagerToolsControl_paging_PageCntChanged(object sender, Page.C_EventArgsClass e)
        {
            m_pagination.Current = e.CurrentPageNo;
            DataBinding(m_pagination);
        }

        private void pagerToolsControl_paging_OnePageRowCntChanged(object sender, Page.C_EventArgsClass e)
        {
            m_pagination.Current = e.CurrentPageNo;
            m_pagination.PageSize = e.PagerNum;
            DataBinding(m_pagination);
        }

        private void DataGridCell_PreviewMouseDoubleClick(object sender, MouseButtonEventArgs e)
        {

        }

        private void btnRemark_Click(object sender, RoutedEventArgs e)
        {
            Button btn = (Button)sender;
            if (btn != null)
            {
                string index = (string)btn.Tag;
                Experiment experiment = ExperimentListDB.GetSingleExperimentFromdb(index);
                Window wnd = Application.Current.MainWindow;
                Grid grid = Utilities.FindVisualChild<Grid>(wnd);

                ExperimentRemark saveDlg = new ExperimentRemark();
                saveDlg.experimentId = index;
                saveDlg.experimentName = experiment.experimentfile;
                saveDlg.remark = experiment.remark;
                saveDlg.closeEvent += SubWnd_closeEvent;
                saveDlg.saveEvent += SaveDlg_saveEvent;
                grid.Children.Add(saveDlg);
            }
        }

        #region 编辑——保存委托事件
        private void SaveDlg_saveEvent(object sender, EventArgs e)
        {
            ExperimentRemark saveDlg = (ExperimentRemark)sender;
            UpdateRemark(saveDlg.experimentId, saveDlg.experimentRemark);
            BindingTestListCollection();
            Window wnd = Application.Current.MainWindow;
            Grid grid = Utilities.FindVisualChild<Grid>(wnd);
            UIElement element = sender as UIElement;
            grid.Children.Remove(element);

        }
        #endregion

        public int UpdateRemark(string experimentId, string remark)
        {
            int result = 0;
            //判断是否存在同名的，如果不存在则添加，如果存在则更新
            Experiment experiment = ExperimentListDB.GetSingleExperimentFromdb(experimentId);

            if (experiment.experimentid != "")
            {
                try
                {
                    experiment.remark = remark;

                    int iResult = ExperimentListDB.UpdateExperiment(experiment);
                    if (iResult == 1)
                    {
                        result = iResult;
                    }
                    else
                    {

                    }
                }
                catch (Exception ex)
                {
                    LoggerHelper.ErrorLog("修改实验时错误：" + ex.ToString());
                }
            }
            return result;
        }

        private void SubWnd_closeEvent(object sender, EventArgs e)
        {
            Window wnd = Application.Current.MainWindow;
            Grid grid = Utilities.FindVisualChild<Grid>(wnd);

            UIElement element = sender as UIElement;
            grid.Children.Remove(element);
        }


        private void btnEdit_Click(object sender, RoutedEventArgs e)
        {
            Button btn = (Button)sender;
            if (btn != null)
            {
                string index = (string)btn.Tag;
                //跳转到实验设计并加载选中的实验
                if (mainWindow != null)
                {
                    mainWindow.btnTestDesign.IsChecked = true;
                    Experiment experiment = ExperimentListDB.GetSingleExperimentFromdb(index);
                    mainWindow.tbCaption.Text = Properties.Resources.strXHandler + " - " + experiment.experimentfile;
                    mainWindow.OpenAndLoadMethod(experiment.experimentxmlcontent);

                }
            }
        }

        private void btnDelete_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                Button btn = (Button)sender;
                if (btn != null)
                {
                    string index = (string)btn.Tag;
                    Experiment experiment = ExperimentListDB.GetSingleExperimentFromdb(index);
                    experimentList.Remove(experiment);
                    experiment.status = 0;
                    ExperimentListDB.UpdateExperiment(experiment);
                    BindingTestListCollection();
                }
            }
            catch (Exception ex)
            {

            }
        }
    }
}