using FineUIPro;
using Model;
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;

namespace BLL
{
    /// <summary>
    /// 项目信息
    /// </summary>
    public static class SYHSEData_MajorHazardService
    {
        public static Model.SGGLDB db = Funs.DB;

        #region 获取列表信息
        /// <summary>
        /// 记录数
        /// </summary>
        public static int count
        {
            get;
            set;
        }

        /// <summary>
        /// 定义变量
        /// </summary>
        private static IQueryable<Model.SYHSEData_MajorHazard> getDataLists = from x in db.SYHSEData_MajorHazard select x;

        /// <summary>
        ///   数据列表
        /// </summary>
        /// <param name="unitId">单位ID</param>
        /// <param name="startTime">开始日期</param>
        /// <param name="endTime">结束日期</param>
        /// <param name="Grid1"></param>
        /// <returns></returns>
        public static IEnumerable getListData( string projectId ,string startTime, string endTime, Grid Grid1)
        {
            IQueryable<Model.SYHSEData_MajorHazard> getDataList = getDataLists.OrderByDescending(x => x.ReportDate) ;
            getDataList = getDataList.Where(e => e.ProjectId == projectId);
            if (!string.IsNullOrEmpty(startTime))
            {
                getDataList = getDataList.Where(e => e.ReportDate >= Funs.GetNewDateTime(startTime));
            }
            if (!string.IsNullOrEmpty(endTime))
            {
                getDataList = getDataList.Where(e => e.ReportDate <= Funs.GetNewDateTime(endTime));
            }

            count = getDataList.Count();
            if (count == 0)
            {
                return null;
            }
            getDataList = SortConditionHelper.SortingAndPaging(getDataList, Grid1.SortField, Grid1.SortDirection, Grid1.PageIndex, Grid1.PageSize);
            return from x in getDataList
                   select new
                   {
                       x.Id,
                       x.UnitId,
                       x.ReportDate,
                       x.HazardName,
                       x.HazardCode,
                       x.Type,
                       x.HazardLevel,
                       x.DeviceName,
                       x.Material,
                       x.Amount,
                       x.MaxAmount,
                       x.MinAmount,
                       x.MainRespPerson,
                       x.MainTechPerson,
                       x.MainOperaPerson,
                       x.MainRespDepartment,
                       x.CreateMan,
                   };
        }
        #endregion

        #region 根据Id删除一个信息
        /// <summary>
        /// 根据Id删除一个信息
        /// </summary>
        /// <param name="Id"></param>
        public static void DeleteProjectById(string id)
        {
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                var getData = db.SYHSEData_MajorHazard.FirstOrDefault(e => e.Id == id);
                if (getData != null)
                {
                    db.SYHSEData_MajorHazard.DeleteOnSubmit(getData);
                    db.SubmitChanges();
                }
            }
        }
        #endregion
    }
}