using Dapper;
using Learun.DataBase.Repository;
using Learun.Util;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;

namespace Learun.Application.TwoDevelopment.EducationalAdministration
{
    /// <summary>
    /// 版 本 Learun-ADMS-Ultimate V7.0.0 数字化智慧校园 
    /// Copyright (c) 2013-2018 北京泉江科技有限公司 
    /// 创 建：超级管理员
    /// 日 期：2019-08-26 16:58
    /// 描 述：选修合班设置
    /// </summary>
    public class ElectiveMergeService : RepositoryFactory
    {
        #region  获取数据

        /// <summary>
        /// 获取页面显示列表数据
        /// <summary>
        /// <param name="queryJson">查询参数</param>
        /// <returns></returns>
        public IEnumerable<ElectiveMergeEntity> GetPageList(Pagination pagination, string queryJson)
        {
            try
            {
                var strSql = new StringBuilder();
                strSql.Append(@"select distinct a.*,d.StudyScore from ElectiveMerge a left join 
                ElectiveMergeItem b
                on a.EMId = b.EmId left join lessoninfo d on a.LessonId=d.LessonId 
                ");
                strSql.Append("  WHERE 1=1 ");
                var queryParam = queryJson.ToJObject();
                // 虚拟参数
                var dp = new DynamicParameters(new { });
                if (!queryParam["AcademicYearNo"].IsEmpty())
                {
                    dp.Add("AcademicYearNo", "" + queryParam["AcademicYearNo"].ToString() + "", DbType.String);
                    strSql.Append(" AND a.AcademicYearNo =@AcademicYearNo ");
                }
                if (!queryParam["Semester"].IsEmpty())
                {
                    dp.Add("Semester", "" + queryParam["Semester"].ToString() + "", DbType.String);
                    strSql.Append(" AND a.Semester = @Semester ");
                }
                if (!queryParam["LessonName"].IsEmpty())
                {
                    dp.Add("LessonName", "%" + queryParam["LessonName"].ToString() + "%", DbType.String);
                    strSql.Append(" AND a.LessonName Like @LessonName ");
                }
                return this.BaseRepository("CollegeMIS").FindList<ElectiveMergeEntity>(strSql.ToString(), dp);
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 获取ElectiveMerge表实体数据
        /// <param name="keyValue">主键</param>
        /// <summary>
        /// <returns></returns>
        public ElectiveMergeEntity GetElectiveMergeEntity(string keyValue)
        {
            try
            {
                var ementity = this.BaseRepository("CollegeMIS").FindEntity<ElectiveMergeEntity>(keyValue);
                var stumax = this.BaseRepository("CollegeMIS").FindObject(@"select distinct isnull(c.StuNumMax,0) from ElectiveMerge a left join 
                ElectiveMergeItem b
                on a.EMId = b.EmId left join OpenLessonPlanOfElective c
                on b.OLPOEId = c.Id where a.EMId = '"+keyValue+"'");
                ementity.StuNumMax = Convert.ToInt32(stumax);
                return ementity;
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        #endregion

        #region  提交数据

        /// <summary>
        /// 删除实体数据
        /// <param name="keyValue">主键</param>
        /// <summary>
        /// <returns></returns>
        public void DeleteEntity(string keyValue)
        {
            var db = this.BaseRepository("CollegeMIS");
            try
            {
                db.BeginTrans();
                var deldatalist = db.FindList<ElectiveMergeItemEntity>(m => m.EmId == keyValue).OrderBy(m=>Convert.ToInt32(m.LessonSection));
                var deldatafirst = deldatalist.First();
                var deldatalast= deldatalist.Last();
                var opfirst = db.FindEntity<OpenLessonPlanOfElectiveEntity>(m => m.Id == deldatafirst.OLPOEId);
                opfirst.LessonSection = deldatafirst.LessonSection;
                opfirst.LessonTime = deldatafirst.LessonTime;
                db.Update(opfirst);
                db.ExecuteBySql("insert into OpenLessonPlanOfElective select * from OpenLessonPlanOfElectiveDel where id='" + deldatalast.OLPOEId + "'");
                db.ExecuteBySql("delete from OpenLessonPlanOfElectiveDel where id='" + deldatalast.OLPOEId + "'");
                db.Delete<ElectiveMergeItemEntity>(m => m.EmId == keyValue);
                db.Delete<ElectiveMergeEntity>(t => t.EMId == keyValue);
                db.Commit();
            }
            catch (Exception ex)
            {
                db.Rollback();
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 保存实体数据（新增、修改）
        /// <param name="keyValue">主键</param>
        /// <summary>
        /// <returns></returns>
        public void SaveEntity(string keyValue, ElectiveMergeEntity entity, List<ElectiveMergeItemEntity> electiveMergeItemEntity)
        {
            var db = this.BaseRepository("CollegeMIS");
            try
            {
                if (!string.IsNullOrEmpty(keyValue))
                {
                    entity.Modify(keyValue);
                    this.BaseRepository("CollegeMIS").Update(entity);
                }
                else
                {
                    db.BeginTrans();
                    db.Insert(entity);
                    db.Insert(electiveMergeItemEntity);
                    var ids =string.Join(",",electiveMergeItemEntity.Select(n => n.OLPOEId));
                    var olplist = db.FindList<OpenLessonPlanOfElectiveEntity>(m =>
                        ids.Contains(m.Id)).OrderBy(c=>Convert.ToInt32(c.LessonSection));
                    var opfirst = olplist.First();
                    var oplast = olplist.Last();
                    opfirst.LessonSection +=","+ oplast.LessonSection;
                    opfirst.LessonTime += "," + oplast.LessonTime;
                    db.Update(opfirst);
                    db.ExecuteBySql("insert into OpenLessonPlanOfElectiveDel select * from OpenLessonPlanOfElective where id='"+ oplast.Id+ "'");
                    db.Delete(oplast);
                    db.Commit();
                }
            }
            catch (Exception ex)
            {
                db.Rollback();
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        #endregion

        public void SetStuNumMax(string keyValue, int entityStuNumMax)
        {
            var db = this.BaseRepository("CollegeMIS");
            try
            {
                db.BeginTrans();
                var datetimenow = DateTime.Now;
                var loginuserinfo = LoginUserInfo.Get();
                var olpl = db.FindList<OpenLessonPlanOfElectiveEntity>(@"select  c.id from ElectiveMerge a left join 
                ElectiveMergeItem b
                on a.EMId = b.EmId left join OpenLessonPlanOfElective c
                on b.OLPOEId = c.Id where a.EMId = '"+ keyValue + "'");
                foreach (var opitem in olpl)
                {
                    opitem.StuNumMax = entityStuNumMax;
                    opitem.ModifyTime = datetimenow;
                    opitem.ModifyUserId = loginuserinfo.userId;
                    opitem.ModifyUserName = loginuserinfo.realName;
                    db.Update(opitem);
                }
                db.Commit();
            }
            catch (Exception ex)
            {
                db.Rollback();
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }
    }
}