using BLL;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace FineUIPro.Web.EnergyReport
{
    public partial class EnergyStatistics : PageBase
    {
        #region 项目id
        /// <summary>
        /// 项目id
        /// </summary>
        public string ProjectId
        {
            get
            {
                return (string)ViewState["ProjectId"];
            }
            set
            {
                ViewState["ProjectId"] = value;
            }
        }
        #endregion

        #region 加载
        /// <summary>
        /// 加载页面
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                BLL.EnergySettingsService.InitEnergyDropDownList(this.drpEnergyId, true);
                Funs.DropDownPageSize(this.ddlPageSize);
                this.ProjectId = this.CurrUser.LoginProjectId;
                if (!string.IsNullOrEmpty(Request.Params["projectId"]) && Request.Params["projectId"] != this.CurrUser.LoginProjectId)
                {
                    this.ProjectId = Request.Params["projectId"];
                }
                ////权限按钮方法
                this.ucTree.UnitId = this.CurrUser.UnitId;
                this.ucTree.ProjectId = this.ProjectId;
                if (!string.IsNullOrEmpty(this.CurrUser.LoginProjectId))
                {
                    this.panelLeftRegion.Hidden = true;
                    ////权限按钮方法
                    this.GetButtonPower();
                }
                else
                {
                    this.btnNew.Hidden = true;
                    this.btnMenuModify.Hidden = true;
                    this.btnMenuDel.Hidden = true;
                    this.Grid1.EnableRowDoubleClickEvent = false;
                }
                if (this.CurrUser != null && this.CurrUser.PageSize.HasValue)
                {
                    Grid1.PageSize = this.CurrUser.PageSize.Value;
                }
                this.ddlPageSize.SelectedValue = Grid1.PageSize.ToString();
                // 绑定表格
                this.BindGrid();
                btnNew.OnClientClick = Window1.GetShowReference("EnergyStatisticsEdit.aspx") + "return false;";
            }
        }

        /// <summary>
        /// 加载树
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void changeTree(object sender, EventArgs e)
        {
            this.ProjectId = this.ucTree.ProjectId;
            this.BindGrid();
            this.GetButtonPower();
        }

        /// <summary>
        /// 绑定数据
        /// </summary>
        private void BindGrid()
        {
            if (string.IsNullOrEmpty(this.ProjectId))
            {
                return;
            }
            string strSql = @"select s.EnergyStatisticsId, 
                                     s.ProjectId,
                                     s.UnitId, 
                                     s.ReportDate, 
                                     s.EnergyId, 
                                     s.Consumption, 
                                     s.Amount, 
                                     s.UnitPrice, 
                                     s.ConversionUnit, 
                                     s.ConvertedQuantity, 
                                     s.TCE, 
                                     s.CompileMan, 
                                     s.CompileDate,
                                     y.EnergyName,
                                     y.EnergyUnit,
                                     y.ReferenceCoefficient,
                                     p.ProjectName,
                                     u.UnitName
                            from EnergyReport_EnergyStatistics s
                            left join Base_Energy y on y.EnergyId = s.EnergyId
                            left join Base_Project p on p.ProjectId = s.ProjectId
                            left join Base_Unit u on u.UnitId= s.UnitId WHERE 1=1 ";
            List<SqlParameter> listStr = new List<SqlParameter>();

            strSql += " AND s.ProjectId = @ProjectId";
            listStr.Add(new SqlParameter("@ProjectId", this.ProjectId));
            if (!string.IsNullOrEmpty(this.drpEnergyId.SelectedValue) && this.drpEnergyId.SelectedValue != BLL.Const._Null)
            {
                strSql += " AND s.EnergyId = @energyId";
                listStr.Add(new SqlParameter("@energyId", this.drpEnergyId.SelectedValue));
            }
            if (BLL.ProjectUnitService.GetProjectUnitTypeByProjectIdUnitId(this.ProjectId, this.CurrUser.UnitId))
            {
                strSql += " AND s.UnitId =@unitId";
                listStr.Add(new SqlParameter("@unitId", this.CurrUser.UnitId));
            }
            SqlParameter[] parameter = listStr.ToArray();
            DataTable tb = SQLHelper.GetDataTableRunText(strSql, parameter);

            Grid1.RecordCount = tb.Rows.Count;
            var table = this.GetPagedDataTable(Grid1, tb);
            Grid1.DataSource = table;
            Grid1.DataBind();

            OutputSummaryData(tb);//求和
        }

        /// <summary>
        /// 计算和
        /// </summary>
        /// <param name="tb"></param>
        private void OutputSummaryData(DataTable tb)
        {           
            //decimal consumption = 0;//用量
            decimal amount = 0;//消费金额
            //decimal unitPrice = 0;//单价
            decimal convertedQuantity = 0; //转换吨标计量
            decimal tce = 0; //吨标煤
            foreach (DataRow row in tb.Rows)
            {
                //consumption += Convert.ToDecimal(row["Consumption"]);
                amount += Convert.ToDecimal(row["Amount"]);
                //unitPrice += Convert.ToDecimal(row["UnitPrice"]);
                convertedQuantity += Convert.ToDecimal(row["ConvertedQuantity"]);
                tce += Convert.ToDecimal(row["TCE"]);
            }

            JObject summary = new JObject();
            summary.Add("EnergyName", "能源合计");
            //summary.Add("Consumption", consumption.ToString("F2"));
            summary.Add("Amount", amount.ToString("F2"));
            //summary.Add("UnitPrice", unitPrice.ToString("F2"));
            summary.Add("ConvertedQuantity", convertedQuantity.ToString("G7"));
            summary.Add("TCE", tce.ToString("G5"));

            Grid1.SummaryData = summary;

        }
        #endregion

        #region 分页、排序
        /// <summary>
        /// 改变索引事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            BindGrid();
        }

        /// <summary>
        /// 分页下拉选择事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void ddlPageSize_SelectedIndexChanged(object sender, EventArgs e)
        {
            Grid1.PageSize = Convert.ToInt32(ddlPageSize.SelectedValue);
            BindGrid();
        }

        /// <summary>
        /// 排序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_Sort(object sender, FineUIPro.GridSortEventArgs e)
        {
            BindGrid();
        }
        #endregion

        #region 查询
        /// <summary>
        /// 查询
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void drpEnergyId_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.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 获取按钮权限
        /// <summary>
        /// 获取按钮权限
        /// </summary>
        /// <param name="button"></param>
        /// <returns></returns>
        private void GetButtonPower()
        {
            if (string.IsNullOrEmpty(this.ProjectId))
            {
                return;
            }
            if (Request.Params["value"] == "0")  ///文件柜时 没有操作权限
            {
                return;
            }
            var buttonList = BLL.CommonService.GetAllButtonList(this.ProjectId, this.CurrUser.UserId, BLL.Const.EnergyStatisticsMenuId);
            if (buttonList.Count() > 0)
            {
                if (buttonList.Contains(BLL.Const.BtnAdd))
                {
                    this.btnNew.Hidden = false;
                }
                if (buttonList.Contains(BLL.Const.BtnModify))
                {
                    this.btnMenuModify.Hidden = false;
                    this.Grid1.EnableRowDoubleClickEvent = true;
                }
                if (buttonList.Contains(BLL.Const.BtnDelete))
                {
                    this.btnMenuDel.Hidden = false;
                }
            }
        }
        #endregion

        #region 编辑
        /// <summary>
        /// 编辑按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnMenuModify_Click(object sender, EventArgs e)
        {
            if (Grid1.SelectedRowIndexArray.Length == 0)
            {
                Alert.ShowInTop("请至少选择一条记录！", MessageBoxIcon.Warning);
                return;
            }
            PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("EnergyStatisticsEdit.aspx?energyStatisticsId={0}", this.Grid1.SelectedRowID, "编辑 - ")));
        }
        #endregion

        #region Grid双击事件
        /// <summary>
        /// Grid行双击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_RowDoubleClick(object sender, GridRowClickEventArgs e)
        {
            btnMenuModify_Click(null, null);
        }
        #endregion

        #region 删除
        /// <summary>
        /// 批量删除
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnMenuDel_Click(object sender, EventArgs e)
        {
            if (Grid1.SelectedRowIndexArray.Length > 0)
            {
                var db = Funs.DB;
                foreach (int rowIndex in Grid1.SelectedRowIndexArray)
                {
                    string rowID = Grid1.DataKeys[rowIndex][0].ToString();
                    if (!string.IsNullOrEmpty(rowID))
                    {
                        BLL.EnergyStatisticsService.DeleteEnergyStatisticsById(rowID);
                        BLL.LogService.AddSys_Log(this.CurrUser, rowID, rowID, BLL.Const.EnergyStatisticsMenuId, BLL.Const.BtnDelete);
                    }
                }
                BindGrid();
                ShowNotify("删除数据成功!");
            }
        }
        #endregion
    }
}