using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EMIS.DataLogic.Repositories;
using System.Linq.Expressions;
using EMIS.Entities;
using EMIS.ViewModel.EvaluationManage;

namespace EMIS.DataLogic.Common.EvaluationManage
{
    public class EvaluationNormDAL
    {
        public EvaluationNormRepository evaluationNormRepository { get; set; }
        public EvaluationNormDetailRepository evaluationNormDetailRepository { get; set; }
        public DictionaryItemRepository dictionaryItemRepository { get; set; }

        /// <summary>
        /// 读取评分标准信息
        /// </summary>
        /// <param name="exp"></param>
        /// <returns></returns>
        public IQueryable<EvaluationNormView> GetEvaluationNormQueryable(Expression<Func<EM_EvaluationNorm, bool>> exp)
        {
            var query = from a in evaluationNormRepository.GetList(exp)
                        join b in dictionaryItemRepository.Entities on new { IntType = a.NormTypeID, DictionaryCode = "EM_EvaluationNormType" }
                         equals new { IntType = b.Value, b.DictionaryCode } into gbty
                        from gicbty in gbty.DefaultIfEmpty()
                        select new EvaluationNormView
                        {
                            NormID = a.EvaluationNormID,
                            //Code = a.Code,
                            Name = a.Name,
                            IntType = a.NormTypeID == null ? 0 : a.NormTypeID,
                            SatisfyWeight = a.SatisfyWeight,
                            EvaluationNormType = gicbty.Name,
                            Remark = a.Remark,
                            CreateUserID = a.CreateUserID,
                            CreateTime = a.CreateTime
                        };
            return query;
        }

        /// <summary>
        /// 读取评分标准明细信息
        /// </summary>
        /// <param name="exp"></param>
        /// <returns></returns>
        public IQueryable<EvaluationNormDetailView> GetEvaluationNormDetailQueryable(Expression<Func<EM_EvaluationNormDetail, bool>> exp)
        {
            var query = from a in evaluationNormDetailRepository.GetList(exp)
                        join b in evaluationNormRepository.Entities on a.EvaluationNormID equals b.EvaluationNormID
                        select new EvaluationNormDetailView
                        {
                            DetailID = a.EvaluationNormDetailID,
                            NormID = a.EvaluationNormID,
                            OrderID = a.OrderNo,
                            Name = a.Name,
                            Weight = a.Weight,
                            Remark = a.Remark,
                            CreateUserID = a.CreateUserID,
                            CreateTime = a.CreateTime,
                            ModifyUserID = a.ModifyUserID,
                            ModifyTime = a.ModifyTime
                        };
            return query;
        }


        public IQueryable<EvaluationNormDetailView> GetEvaluationNormDetailOrProjectQueryable(Expression<Func<EM_EvaluationNormDetail, bool>> exp)
        {
            var query = from a in evaluationNormDetailRepository.GetList(exp)
                        join b in evaluationNormRepository.Entities on a.EvaluationNormID equals b.EvaluationNormID
                        from c in b.EM_EvaluationTarget
                        from d in c.EM_EvaluationProject
                        group new { a, d } by new { a.Name, a.Weight, d.EvaluationProjectID } into g
                        select new EvaluationNormDetailView
                        {
                            ProjectID = g.Key.EvaluationProjectID,
                            Name = g.Key.Name,
                            Weight =g.Key.Weight,
                        };

            return query;
        }
    }
}