using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Linq.Expressions;
using EMIS.DataLogic.ExaminationApply;
using EMIS.ViewModel.ExaminationApply;
using EMIS.ViewModel;
using EMIS.Entities;
using Bowin.Common.Linq.Entity;

namespace EMIS.CommonLogic.ExaminationApply
{
    public class ExaminationTypeServices : BaseServices, IExaminationTypeServices
    {
        public ExaminationTypeDAL ExaminationTypeDAL { get; set; }

        /// <summary>
        /// 考试类型
        /// </summary>
        /// <param name="examinationTypeView">实体</param>
        /// <param name="pageIndex">当前页码</param>
        /// <param name="pageSize">显示页码</param>
        /// <returns></returns>
        public Bowin.Common.Linq.Entity.IGridResultSet<ExaminationTypeView> GetExaminationTypeViewList(ConfiguretView examinationTypeView, int pageIndex, int pageSize)
        {
            Expression<Func<EX_ExaminationType, bool>> exp = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            var q = ExaminationTypeDAL.GetExaminationTypeView(exp);

            if (!string.IsNullOrEmpty(examinationTypeView.ConditionValue) && !string.IsNullOrEmpty(examinationTypeView.Attribute))
                q = q.DynamicWhere(examinationTypeView.Attribute, examinationTypeView.Condition, examinationTypeView.ConditionValue);

            return q.OrderBy(x => x.Name).ToGridResultSet<ExaminationTypeView>(pageIndex, pageSize);
        }

        /// <summary>
        /// 考试类型
        /// </summary>
        /// <param name="examinationTypeView">实体</param>
        /// <returns></returns>
        public IList<ExaminationTypeView> GetExaminationTypeViewList(ConfiguretView examinationTypeView)
        {
            Expression<Func<EX_ExaminationType, bool>> exp = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            var q = ExaminationTypeDAL.GetExaminationTypeView(exp);

            if (!string.IsNullOrEmpty(examinationTypeView.ConditionValue) && !string.IsNullOrEmpty(examinationTypeView.Attribute))
                q = q.DynamicWhere(examinationTypeView.Attribute, examinationTypeView.Condition, examinationTypeView.ConditionValue);

            return q.OrderBy(x => x.Name).ToList();
        }

        /// <summary>
        /// 根据ID获取考试类型详细信息
        /// </summary>
        /// <param name="examinationTypeID">考试类型ID</param>
        /// <returns></returns>
        public ExaminationTypeView GetExaminationTypeViewInfo(Guid? examinationTypeID)
        {
            return ExaminationTypeDAL.GetExaminationTypeView(x => x.ExaminationTypeID == examinationTypeID).FirstOrDefault();
        }
        /// <summary>
        /// 保存考试类型
        /// </summary>
        /// <param name="examinationTypeView">考试类型实体</param>
        /// <returns></returns>
        public void Save(ExaminationTypeView examinationTypeView)
        {
            var examinationTypeEntity = ExaminationTypeDAL.ExaminationTypeRepository.GetSingle(x => x.ExaminationTypeID == examinationTypeView.ExaminationTypeID);
            if (examinationTypeEntity != null)
            {
                examinationTypeEntity.Name = examinationTypeView.Name;
                examinationTypeEntity.IsTimesLimit = examinationTypeView.IsTimesLimit;

                this.SetModifyStatus(examinationTypeEntity);
            }
            else
            {
                examinationTypeEntity = new EX_ExaminationType();
                examinationTypeEntity.ExaminationTypeID = Guid.NewGuid();
                examinationTypeEntity.Name = examinationTypeView.Name;
                examinationTypeEntity.IsTimesLimit = examinationTypeView.IsTimesLimit;
                this.SetNewStatus(examinationTypeEntity);

                UnitOfWork.Add(examinationTypeEntity);
            }
            UnitOfWork.Commit();
        }

        /// <summary>
        /// 删除考试类型
        /// </summary>
        /// <param name="examinationTypeID">主键ID</param>
        /// <returns></returns>
        public void Delete(IList<Guid?> examinationTypeID)
        {
            if (examinationTypeID.Count > 0)
            {
                UnitOfWork.Delete<EX_ExaminationType>(x => examinationTypeID.Contains(x.ExaminationTypeID));
            }
        }

        public  ExaminationTypeView GetView(Expression<Func<EX_ExaminationType, bool>> expCampus)
        {
            try
            {
                var query = ExaminationTypeDAL.GetExaminationTypeView(expCampus).FirstOrDefault();
                return query;
            }
            catch (Exception ex)
            {

                throw new Exception(ex.Message);
            }
        }
    }
}