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

namespace BLL
{
    public class SubPackChangeRequestApproveService
    {
        public static Model.SGGLDB db = Funs.DB;

        /// <summary>
        /// 获取分包队伍变更单审核列表
        /// </summary>
        /// <param name="subPackChangeRequestID"></param>
        /// <returns></returns>
        public static DataTable getListData(string subPackChangeRequestID)
        {
            var res = from x in db.SubPack_ChangeRequestApprove
                      where x.SubPackChangeRequestID == subPackChangeRequestID && x.ApproveDate != null
                      orderby x.ApproveDate
                      select new
                      {
                          x.SubPackChangeRequestApproveId,
                          x.SubPackChangeRequestID,
                          ApproveMan = (from y in db.Sys_User where y.UserId == x.ApproveMan select y.UserName).First(),
                          x.ApproveDate,
                          x.IsAgree,
                          x.ApproveIdea,
                          x.ApproveType,
                      };
            return Funs.LINQToDataTable(res);
        }

        /// <summary>
        /// 通过分包队伍变更单主键删除审批记录
        /// </summary>
        /// <param name="subPackChangeRequestID"></param>
        public static void DeleteSubPackChangeRequestApproveBySubPackChangeRequestID(string subPackChangeRequestID)
        {
            Model.SGGLDB db = Funs.DB;
            var q = (from x in db.SubPack_ChangeRequestApprove where x.SubPackChangeRequestID == subPackChangeRequestID select x).ToList();
            db.SubPack_ChangeRequestApprove.DeleteAllOnSubmit(q);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改分包队伍变更单审批信息
        /// </summary>
        /// <param name="approve">分包队伍审批实体</param>
        public static void UpdateChangeRequestApprove(Model.SubPack_ChangeRequestApprove approve)
        {
            Model.SGGLDB db = Funs.DB;
            Model.SubPack_ChangeRequestApprove newApprove = db.SubPack_ChangeRequestApprove.First(e => e.SubPackChangeRequestApproveId == approve.SubPackChangeRequestApproveId && e.ApproveDate == null);
            newApprove.SubPackChangeRequestID = approve.SubPackChangeRequestID;
            newApprove.ApproveMan = approve.ApproveMan;
            newApprove.ApproveDate = approve.ApproveDate;
            newApprove.ApproveIdea = approve.ApproveIdea;
            newApprove.IsAgree = approve.IsAgree;
            newApprove.ApproveType = approve.ApproveType;

            db.SubmitChanges();
        }

        /// <summary>
        /// 增加分包队伍变更单审批信息
        /// </summary>
        /// <param name="approve">分包队伍变更单审批实体</param>
        public static void AddChangeRequestApprove(Model.SubPack_ChangeRequestApprove approve)
        {
            Model.SGGLDB db = Funs.DB;
            string newKeyID = SQLHelper.GetNewID(typeof(Model.SubPack_ChangeRequestApprove));
            Model.SubPack_ChangeRequestApprove newApprove = new Model.SubPack_ChangeRequestApprove();
            newApprove.SubPackChangeRequestApproveId = newKeyID;
            newApprove.SubPackChangeRequestID = approve.SubPackChangeRequestID;
            newApprove.ApproveMan = approve.ApproveMan;
            newApprove.ApproveDate = approve.ApproveDate;
            newApprove.ApproveIdea = approve.ApproveIdea;
            newApprove.IsAgree = approve.IsAgree;
            newApprove.ApproveType = approve.ApproveType;
            db.SubPack_ChangeRequestApprove.InsertOnSubmit(newApprove);
            db.SubmitChanges();

        }
    }
}