using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BLL
{
    public class CostControlDetailService
    {
        /// <summary>
        /// 根据Id获取一个费控项明细信息
        /// </summary>
        /// <param name="costControlDetailId">费控项明细Id</param>
        public static Model.WBS_CostControlDetail GetCostControlDetailByCostControlDetailId(string costControlDetailId)
        {
            return Funs.DB.WBS_CostControlDetail.FirstOrDefault(e => e.CostControlDetailId == costControlDetailId);
        }

        /// <summary>
        /// 根据CostControlId判断是否存在费控项明细信息
        /// </summary>
        /// <param name="costControlId">costControlId</param>
        public static bool IsExitCostControlDetailByCostControlId(string costControlId)
        {
            return (from x in Funs.DB.WBS_CostControlDetail where x.CostControlId == costControlId select x).Count() > 0;
        }

        /// <summary>
        /// 根据costControlId和年及月获取对应费控项明细信息
        /// </summary>
        /// <param name="costControlId">对应wbsId</param>
        /// <param name="toFlag">对应标志</param>
        /// <param name="years">年</param>
        /// <param name="months">月</param>
        public static Model.WBS_CostControlDetail GetCostControlDetailByCostControlIdAndMonths(string costControlId, DateTime months)
        {
            return (from x in Funs.DB.WBS_CostControlDetail where x.CostControlId == costControlId && x.Months == months select x).FirstOrDefault();
        }

        /// <summary>
        /// 根据costControlId和年及月获取对应费控项明细视图信息
        /// </summary>
        /// <param name="costControlId">对应wbsId</param>
        /// <param name="toFlag">对应标志</param>
        /// <param name="years">年</param>
        /// <param name="months">月</param>
        public static Model.View_WBS_CostControlDetail GetCostControlDetailViewByCostControlIdAndMonths(string costControlId, DateTime months)
        {
            return (from x in Funs.DB.View_WBS_CostControlDetail where x.CostControlId == costControlId && x.Months == months select x).FirstOrDefault();
        }

        /// <summary>
        /// 根据costControlId和年及月获取对应费控项明细信息
        /// </summary>
        /// <param name="costControlId">对应wbsId</param>
        /// <param name="toFlag">对应标志</param>
        /// <param name="years">年</param>
        /// <param name="months">月</param>
        public static Model.View_WBS_CostControlDetail GetViewCostControlDetailByCostControlIdYearMonth(string costControlId, DateTime months)
        {
            return (from x in Funs.DB.View_WBS_CostControlDetail where x.CostControlId == costControlId && x.Months == months select x).FirstOrDefault();
        }

        public static Model.WBS_CostControlDetail GetWBS_CostControlDetailByCostControlId(string costControlId)
        {
            return (from x in Funs.DB.WBS_CostControlDetail where x.CostControlId == costControlId select x).FirstOrDefault();
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="costControlId"></param>
        /// <param name="toFlag"></param>
        /// <param name="months"></param>
        /// <returns></returns>
        public static bool IsExitWBS_CostControlDetailByCostControlIdOrMonth(string costControlId, DateTime months)
        {
            bool result = false;
            var q = Funs.DB.WBS_CostControlDetail.FirstOrDefault(e => e.CostControlId == costControlId && e.Months == months);
            if (q != null)
            {
                result = true;
            }
            return result;
        }

        /// <summary>
        /// 根据年及月获取之前月份的对应费控项明细信息集合（含当月）
        /// </summary>
        /// <param name="years">年</param>
        /// <param name="months">月</param>
        public static List<Model.WBS_CostControlDetail> GetTotalWBS_CostControlDetailsByYearMonth2(string costControlId, DateTime months)
        {
            return (from x in Funs.DB.WBS_CostControlDetail where x.CostControlId == costControlId && x.Months <= months select x).ToList();
        }

        /// <summary>
        /// 根据CostControlId月获取所有月份的对应费控项明细信息集合
        /// </summary>
        /// <param name="costControlId">costControlId</param>
        public static List<Model.WBS_CostControlDetail> GetCostControlDetailsByCostControlId(string costControlId)
        {
            return (from x in Funs.DB.WBS_CostControlDetail where x.CostControlId == costControlId orderby x.Months select x).ToList();
        }

        /// <summary>
        /// 增加费控项明细
        /// </summary>
        /// <param name="user">费控项明细</param>
        public static void AddCostControlDetail(Model.WBS_CostControlDetail costControlDetail)
        {
            Model.SGGLDB db = Funs.DB;
            Model.WBS_CostControlDetail newWBS_CostControlDetail = new Model.WBS_CostControlDetail();
            newWBS_CostControlDetail.CostControlDetailId = costControlDetail.CostControlDetailId;
            newWBS_CostControlDetail.CostControlId = costControlDetail.CostControlId;
            newWBS_CostControlDetail.Months = costControlDetail.Months;
            newWBS_CostControlDetail.PlanNum = costControlDetail.PlanNum;
            newWBS_CostControlDetail.ThisNum = costControlDetail.ThisNum;

            db.WBS_CostControlDetail.InsertOnSubmit(newWBS_CostControlDetail);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改费控项明细
        /// </summary>
        /// <param name="user">费控项明细</param>
        public static void UpdateCostControlDetail(Model.WBS_CostControlDetail costControlDetail)
        {
            Model.SGGLDB db = Funs.DB;
            Model.WBS_CostControlDetail newWBS_CostControlDetail = db.WBS_CostControlDetail.First(e => e.CostControlDetailId == costControlDetail.CostControlDetailId);
            newWBS_CostControlDetail.PlanNum = costControlDetail.PlanNum;
            newWBS_CostControlDetail.ThisNum = costControlDetail.ThisNum;

            db.SubmitChanges();
        }

        /// <summary>
        /// 根据Id删除费控项明细信息
        /// </summary>
        /// <param name="userId"></param>
        public static void DeleteCostControlDetail(string costControlDetailId)
        {
            Model.SGGLDB db = Funs.DB;
            Model.WBS_CostControlDetail ins = db.WBS_CostControlDetail.First(e => e.CostControlDetailId == costControlDetailId);
            db.WBS_CostControlDetail.DeleteOnSubmit(ins);
            db.SubmitChanges();
        }

        /// <summary>
        /// 根据costControlId删除费控项明细信息
        /// </summary>
        /// <param name="userId"></param>
        public static void DeleteCostControlDetailByCostControlId(string costControlId)
        {
            Model.SGGLDB db = Funs.DB;
            var details = from x in db.WBS_CostControlDetail where x.CostControlId == costControlId select x;
            if (details.Count() > 0)
            {
                db.WBS_CostControlDetail.DeleteAllOnSubmit(details);
                db.SubmitChanges();
            }
        }
    }
}