using BLL;
using Model;
using Newtonsoft.Json.Linq;
using System;
using System.Collections;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;

namespace FineUIPro.Web.HSSE.HiddenInspection
{
    public partial class HSSECheckStatisticsAnalysisProject : PageBase
    {
        public DataTable ChartTable
        {
            get { return (DataTable)ViewState["ChartTable"]; }
            set { ViewState["ChartTable"] = value; }
        }

        /// <summary>
        /// 开始年月
        /// </summary>
        public string StartDate
        {
            get => (string)ViewState["StartDate"];
            set => ViewState["StartDate"] = value;
        }

        /// <summary>
        /// 结束年月
        /// </summary>
        public string EndDate
        {
            get => (string)ViewState["EndDate"];
            set => ViewState["EndDate"] = value;
        }

        public string UnitId
        {
            get => (string)ViewState["UnitId"];
            set => ViewState["UnitId"] = value;
        }
        public bool ShowHsse
        {
            get => (bool)ViewState["ShowHsse"];
            set => ViewState["ShowHsse"] = value;
        }

        public bool ShowEnvironment
        {
            get => (bool)ViewState["ShowEnvironment"];
            set => ViewState["ShowEnvironment"] = value;
        }

        public bool ShowCqms
        {
            get => (bool)ViewState["ShowCqms"];
            set => ViewState["ShowCqms"] = value;
        }


        public List<string> projects = new List<string>();

        #region Page_Init

        // 注意：动态创建的代码需要放置于Page_Init（不是Page_Load），这样每次构造页面时都会执行
        protected void Page_Init(object sender, EventArgs e)
        {
            string ProblemTypes = Request.Params["Types"];

            ShowHsse = ProblemTypes.Contains("1");
            ShowCqms = ProblemTypes.Contains("2");
            ShowEnvironment = ProblemTypes.Contains("3");

            InitGrid();
        }


        private void InitGrid()
        {
            StartDate = Request.Params["StartDate"];
            EndDate = Request.Params["EndDate"];
            UnitId = Request.Params["UnitId"];
            string ProjectStr = Request.Params["ProjectStr"];
            if (!string.IsNullOrWhiteSpace(ProjectStr))
            {
                var projectlst = ProjectStr.Split(',');
                foreach (var un in projectlst)
                {
                    if (!string.IsNullOrWhiteSpace(un))
                    {
                        projects.Add(un);
                    }
                }
            }
        }

        #endregion

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                this.drpChartType.DataTextField = "ConstText";
                this.drpChartType.DataValueField = "ConstValue";
                this.drpChartType.DataSource = BLL.ConstValue.drpConstItemList(ConstValue.Group_ChartType);
                this.drpChartType.DataBind();
                // 绑定表格
                this.BindGrid();
                AnalyseData();
            }
        }

        #region 绑定数据

        /// <summary>
        /// 绑定数据
        /// </summary>
        private void BindGrid()
        {
            ChartTable = new DataTable();
            ChartTable.Columns.Add("项目");
            ChartTable.Columns.Add("待整改数");
            ChartTable.Columns.Add("已关闭数");
            DateTime start = DateTime.Parse(StartDate);
            DateTime end = DateTime.Parse(EndDate);
            var sublist = (from x in Funs.DB.Base_Project
                where (x.ProjectState == null || x.ProjectState == BLL.Const.ProjectState_1) &&
                      (x.IsDelete == null || x.IsDelete == false) && x.UnitId == UnitId
                orderby x.ProjectCode descending
                select x).ToList();

            var allHazardList = new List<TempHazardModel>();
            if (ShowHsse)
            {
                allHazardList = (from x in Funs.DB.View_Hazard_HazardRegister
                    where x.CheckTime.HasValue && x.CheckTime.Value >= start && x.CheckTime.Value <= end
                    select new TempHazardModel
                    {
                        ProjectId = x.ProjectId,
                        ProjectName = x.ProjectName,
                        States = x.States,
                        CheckTime = x.CheckTime
                    }).ToList();
            }

            if (ShowCqms)
            {
                allHazardList = (from x in Funs.DB.Check_CheckControl
                    join p in Funs.DB.Base_Project on x.ProjectId equals p.ProjectId into pt
                    from p in pt
                    join y in Funs.DB.Check_CheckControl on x.CheckControlCode equals y.CheckControlCode into yt
                    from y in yt
                    where x.CheckDate.HasValue && x.CheckDate.Value >= start && x.CheckDate.Value <= end
                    select new TempHazardModel
                    {
                        ProjectId = x.ProjectId,
                        ProjectName = p.ProjectName,
                        States = y.State,
                        CheckTime = x.CheckDate
                    }).ToList();
            }

            
            if (projects.Count > 0)
            {
                allHazardList = allHazardList.Where(x => projects.Contains(x.ProjectId)).ToList();
            }

            List<AnalysisData> dataList = new List<AnalysisData>();
            foreach (var item in sublist) //项目分组
            {
                if (projects.Count > 0 && !(projects.Where(x => x == item.ProjectId).Any()))
                {
                    continue;
                }

                AnalysisData analysisData = new AnalysisData();
                var projectHazardList = from x in allHazardList
                    where x.ProjectId == item.ProjectId
                    select x; //当前项目所有隐患

                int closeList = 0;
                if (ShowHsse)
                {
                    closeList = projectHazardList.Where(x => x.States == "3").Count(); //已闭环
                }
                
                if (ShowCqms)
                {
                    closeList = projectHazardList.Where(x => x.States == "7").Count(); //已闭环
                }

                analysisData.ProjectId = item.ProjectId;
                analysisData.ProjectName = !string.IsNullOrEmpty(item.ShortName) ? item.ShortName : item.ProjectName;
                analysisData.HJNum = projectHazardList.Count();
                analysisData.CloseNum = closeList;
                analysisData.UNCloseNum = projectHazardList.Count() - closeList;
                if (projectHazardList.Count() > 0)
                {
                    double rate = closeList / (double)projectHazardList.Count() * 100;
                    analysisData.ProjectRate = rate.ToString("F2") + "%"; // 保留两位小数
                }
                else
                {
                    // 处理分母为零的情况，例如设置一个默认值或抛出异常
                    analysisData.ProjectRate = "0.00%"; // 或者其他适当的默认值
                }

                dataList.Add(analysisData);
                
                //chart图表
                DataRow chartTableRow = ChartTable.NewRow();
                chartTableRow["项目"] = !string.IsNullOrEmpty(item.ShortName) ? item.ShortName : item.ProjectName;
                chartTableRow["待整改数"] = projectHazardList.Count() - closeList;
                chartTableRow["已关闭数"] = closeList;
                ChartTable.Rows.Add(chartTableRow);
            }

            Grid1.RecordCount = dataList.Count;
            Grid1.DataSource = dataList;
            Grid1.DataBind();

            // 数据合计
            OutputSummaryData(dataList);
        }


        /// <summary>
        /// 数据合计
        /// </summary>
        /// <param name="source"></param>
        private void OutputSummaryData(List<AnalysisData> source)
        {
            JObject summary = new JObject();
            summary.Add("ProjectName", "合计");
            int UNCloseNumAll = 0;
            int CloseNumAll = 0;
            int HJNumAll = 0;

            foreach (var analysisData in source)
            {
                UNCloseNumAll += Convert.ToInt32(analysisData.UNCloseNum);
                CloseNumAll += Convert.ToInt32(analysisData.CloseNum);
                HJNumAll += Convert.ToInt32(analysisData.HJNum);
            }
            summary.Add("UNCloseNum", UNCloseNumAll);
            summary.Add("CloseNum", CloseNumAll);
            summary.Add("HJNum", HJNumAll);
            Grid1.SummaryData = summary;
        }

        #endregion

        #region GV 数据操作

        /// <summary>
        /// 分页
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            this.Grid1.PageIndex = e.NewPageIndex;
            this.BindGrid();
        }

        /// <summary>
        /// 排序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_Sort(object sender, GridSortEventArgs e)
        {
            this.Grid1.SortDirection = e.SortDirection;
            this.Grid1.SortField = e.SortField;
            this.BindGrid();
        }

        #endregion

        #region 数据编辑事件

        protected void btnQuery_OnClick(object sender, EventArgs e)
        {
            BindGrid();
        }

        #endregion

        #region 关闭弹出窗

        /// <summary>
        /// 关闭弹出窗
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Window1_Close(object sender, WindowCloseEventArgs e)
        {
            BindGrid();
        }

        #endregion

        #region 导出按钮

        /// 导出按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnOut_Click(object sender, EventArgs e)
        {
            Response.ClearContent();
            string filename = Funs.GetNewFileName();
            Response.AddHeader("content-disposition",
                "attachment; filename=" +
                System.Web.HttpUtility.UrlEncode("安全巡检统计分析表" + filename, System.Text.Encoding.UTF8) + ".xls");
            Response.ContentType = "application/excel";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            this.Grid1.PageSize = 500;
            this.BindGrid();
            Response.Write(GetGridTableHtml(Grid1));
            Response.End();
        }

        private string GetGridTableHtml(Grid grid)
        {
            StringBuilder sb = new StringBuilder();

            MultiHeaderTable mht = new MultiHeaderTable();
            mht.ResolveMultiHeaderTable(Grid1.Columns);


            sb.Append("<meta http-equiv=\"Content-Type\" content=\"application/vnd.ms-excel;charset=utf-8\"/>");


            sb.Append("<table cellspacing=\"0\" rules=\"all\" border=\"1\" style=\"border-collapse:collapse;\">");

            foreach (List<object[]> rows in mht.MultiTable)
            {
                sb.Append("<tr>");
                foreach (object[] cell in rows)
                {
                    int rowspan = Convert.ToInt32(cell[0]);
                    int colspan = Convert.ToInt32(cell[1]);
                    GridColumn column = cell[2] as GridColumn;

                    sb.AppendFormat("<th{0}{1}{2}>{3}</th>",
                        rowspan != 1 ? " rowspan=\"" + rowspan + "\"" : "",
                        colspan != 1 ? " colspan=\"" + colspan + "\"" : "",
                        colspan != 1 ? " style=\"text-align:center;\"" : "",
                        column.HeaderText);
                }

                sb.Append("</tr>");
            }


            foreach (GridRow row in grid.Rows)
            {
                sb.Append("<tr>");

                foreach (GridColumn column in mht.Columns)
                {
                    string html = row.Values[column.ColumnIndex].ToString();

                    if (column.ColumnID == "tfNumber")
                    {
                        html = (row.FindControl("lblNumber") as System.Web.UI.WebControls.Label).Text;
                    }
                    else if (column.ColumnID == "tfGender")
                    {
                        html = (row.FindControl("labGender") as System.Web.UI.WebControls.Label).Text;
                    }
                    sb.AppendFormat("<td>{0}</td>", html);
                }

                sb.Append("</tr>");
            }

            sb.Append("</table>");

            return sb.ToString();
        }


        #region 多表头处理

        /// <summary>
        /// 多表头处理
        /// </summary>
        public class MultiHeaderTable
        {
            // 包含 rowspan，colspan 的多表头，方便生成 HTML 的 table 标签
            public List<List<object[]>> MultiTable = new List<List<object[]>>();

            // 最终渲染的列数组
            public List<GridColumn> Columns = new List<GridColumn>();

            public void ResolveMultiHeaderTable(GridColumnCollection columns)
            {
                List<object[]> row = new List<object[]>();
                foreach (GridColumn column in columns)
                {
                    object[] cell = new object[4];
                    cell[0] = 1; // rowspan
                    cell[1] = 1; // colspan
                    cell[2] = column;
                    cell[3] = null;
                    row.Add(cell);
                }

                ResolveMultiTable(row, 0);
                ResolveColumns(row);
            }

            private void ResolveColumns(List<object[]> row)
            {
                foreach (object[] cell in row)
                {
                    GroupField groupField = cell[2] as GroupField;
                    if (groupField != null && groupField.Columns.Count > 0)
                    {
                        List<object[]> subrow = new List<object[]>();
                        foreach (GridColumn column in groupField.Columns)
                        {
                            subrow.Add(new object[]
                            {
                                1,
                                1,
                                column,
                                groupField
                            });
                        }

                        ResolveColumns(subrow);
                    }
                    else
                    {
                        Columns.Add(cell[2] as GridColumn);
                    }
                }
            }

            private void ResolveMultiTable(List<object[]> row, int level)
            {
                List<object[]> nextrow = new List<object[]>();

                foreach (object[] cell in row)
                {
                    GroupField groupField = cell[2] as GroupField;
                    if (groupField != null && groupField.Columns.Count > 0)
                    {
                        // 如果当前列包含子列，则更改当前列的 colspan，以及增加父列（向上递归）的colspan
                        cell[1] = Convert.ToInt32(groupField.Columns.Count);
                        PlusColspan(level - 1, cell[3] as GridColumn, groupField.Columns.Count - 1);

                        foreach (GridColumn column in groupField.Columns)
                        {
                            nextrow.Add(new object[]
                            {
                                1,
                                1,
                                column,
                                groupField
                            });
                        }
                    }
                }

                MultiTable.Add(row);
                // 如果当前下一行，则增加上一行（向上递归）中没有子列的列的 rowspan
                if (nextrow.Count > 0)
                {
                    PlusRowspan(level);
                    ResolveMultiTable(nextrow, level + 1);
                }
            }

            private void PlusRowspan(int level)
            {
                if (level < 0)
                {
                    return;
                }

                foreach (object[] cells in MultiTable[level])
                {
                    GroupField groupField = cells[2] as GroupField;
                    if (groupField != null && groupField.Columns.Count > 0)
                    {
                    }
                    else
                    {
                        cells[0] = Convert.ToInt32(cells[0]) + 1;
                    }
                }

                PlusRowspan(level - 1);
            }

            private void PlusColspan(int level, GridColumn parent, int plusCount)
            {
                if (level < 0)
                {
                    return;
                }

                foreach (object[] cells in MultiTable[level])
                {
                    GridColumn column = cells[2] as GridColumn;
                    if (column == parent)
                    {
                        cells[1] = Convert.ToInt32(cells[1]) + plusCount;

                        PlusColspan(level - 1, cells[3] as GridColumn, plusCount);
                    }
                }
            }
        }

        #endregion

        #endregion

        protected void drpChartType_SelectedIndexChanged(object sender, EventArgs e)
        {
            AnalyseData();
        }

        private void AnalyseData()
        {
            DataView dv = new DataView(ChartTable);
            var tb = dv.ToTable();
            DataTable newTable = new DataTable();
            foreach (DataColumn column in tb.Columns)
            {
                newTable.Columns.Add(column.ColumnName, column.DataType);
            }
            // 将数据从原始表复制到新的DataTable中
            foreach (DataRow row in tb.Rows)
            {
                DataRow newRow = newTable.NewRow();
                foreach (DataColumn column in newTable.Columns)
                {
                    newRow[column.ColumnName] = row[column.ColumnName];
                }
                newTable.Rows.Add(newRow);
            }

            this.ChartHiddenDangerProject.CreateChart1(BLL.ChartControlService.GetDataSourceChart(newTable, "安全巡检统计分析",
                this.drpChartType.SelectedValue, 1150, 450, false));
        }


        public class AnalysisData
        {
            public string ProjectId { get; set; }
            public string ProjectName { get; set; }
            public int UNCloseNum { get; set; }
            public int CloseNum { get; set; }
            public int HJNum { get; set; }
            public string ProjectRate { get; set; }
        }
        
        public class TempHazardModel
        {
            public string ProjectId { get; set; }
            public string ProjectName { get; set; }
            public string States { get; set; }
            public DateTime? CheckTime { get; set; }
        }
    }
}