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 V7.0.6 力软敏捷开发框架
    /// Copyright (c) 2013-2020 力软信息技术（苏州）有限公司
    /// 创 建：超级管理员
    /// 日 期：2023-05-29 14:28
    /// 描 述：线上课程
    /// </summary>
    public class LessonInfoOfElectiveOnlineService : RepositoryFactory
    {
        #region 获取数据

        /// <summary>
        /// 获取页面显示列表数据
        /// </summary>
        /// <param name="pagination">查询参数</param>
        /// <param name="queryJson">查询参数</param>
        /// <returns></returns>
        public IEnumerable<LessonInfoOfElectiveOnlineEntity> GetPageList(Pagination pagination, string queryJson)
        {
            try
            {
                var strSql = new StringBuilder();
                strSql.Append("SELECT t.* ");
                strSql.Append("  FROM LessonInfoOfElectiveOnline t ");
                strSql.Append("  WHERE 1=1 ");
                var queryParam = queryJson.ToJObject();
                // 虚拟参数
                var dp = new DynamicParameters(new { });
                if (!queryParam["LessonNo"].IsEmpty())
                {
                    dp.Add("LessonNo", "%" + queryParam["LessonNo"].ToString() + "%", DbType.String);
                    strSql.Append(" AND t.LessonNo Like @LessonNo ");
                }
                if (!queryParam["LessonName"].IsEmpty())
                {
                    dp.Add("LessonName", "%" + queryParam["LessonName"].ToString() + "%", DbType.String);
                    strSql.Append(" AND t.LessonName Like @LessonName ");
                }
                if (!queryParam["AcademicYearNo"].IsEmpty())
                {
                    dp.Add("AcademicYearNo", queryParam["AcademicYearNo"].ToString(), DbType.String);
                    strSql.Append(" AND t.AcademicYearNo = @AcademicYearNo ");
                }
                if (!queryParam["Semester"].IsEmpty())
                {
                    dp.Add("Semester", queryParam["Semester"].ToString(), DbType.String);
                    strSql.Append(" AND t.Semester = @Semester ");
                }
                if (!queryParam["EmpNo"].IsEmpty())
                {
                    dp.Add("EmpNo", queryParam["EmpNo"].ToString(), DbType.String);
                    strSql.Append(" AND t.EmpNo = @EmpNo ");
                }
                if (!queryParam["CheckMark"].IsEmpty())
                {
                    dp.Add("CheckMark", queryParam["CheckMark"].ToString(), DbType.String);
                    strSql.Append(" AND t.CheckMark = @CheckMark ");
                }
                var list = new List<LessonInfoOfElectiveOnlineEntity>();
                list = this.BaseRepository("CollegeMIS").FindList<LessonInfoOfElectiveOnlineEntity>(strSql.ToString(), dp, pagination).ToList();

                //选课专业
                var majorSql = @"SELECT t.MajorName,t.MajorNo,a.* FROM ElectiveMajorOnline a left join CdMajor t on a.majorid=t.id";
                var electiveMajorOnlineList = this.BaseRepository("CollegeMIS").FindList<ElectiveMajorOnlineEntity>(majorSql);
                foreach (var item in list)
                {
                    //模式二：正式选课
                    var aa = this.BaseRepository("CollegeMIS").FindList<StuSelectLessonListOfElectiveOnlineEntity>(x => x.LIOEOId == item.Id);
                    //已报名人数
                    item.StuNumOfApply = aa.Where(x => (x.Status == 1 || x.Status == 2)).Count();
                    //审核通过人数
                    item.StuNum = aa.Where(x => x.Status == 2).Count();
                    //选课专业
                    item.ElectiveMajorOnlineList = electiveMajorOnlineList.Where(x => x.LIOEOId == item.Id).ToList();
                }
                return list;
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 获取LessonInfoOfElectiveOnline表实体数据
        /// </summary>
        /// <param name="keyValue">主键</param>
        /// <returns></returns>
        public LessonInfoOfElectiveOnlineEntity GetLessonInfoOfElectiveOnlineEntity(string keyValue)
        {
            try
            {
                var opeentity = BaseRepository("CollegeMIS").FindEntity<LessonInfoOfElectiveOnlineEntity>(keyValue);
                if (opeentity != null)
                {
                    //模式二：正式选课
                    var aa = this.BaseRepository("CollegeMIS").FindList<StuSelectLessonListOfElectiveOnlineEntity>(x => x.LIOEOId == opeentity.Id);
                    //已报名人数
                    opeentity.StuNumOfApply = aa.Where(x => (x.Status == 1 || x.Status == 2)).Count();
                }
                return opeentity;
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 获取LessonInfoOfElectiveOnline表实体数据
        /// </summary>
        /// <param name="keyValue">主键</param>
        /// <returns></returns>
        public LessonInfoOfElectiveOnlineEntity GetLessonInfoOfElectiveOnlineEntityByLessonNo(string lessonNo)
        {
            try
            {
                return BaseRepository("CollegeMIS").FindEntity<LessonInfoOfElectiveOnlineEntity>(x => x.LessonNo == lessonNo);
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 获取页面显示列表数据【学子在线-线上课程选课】
        /// <summary>
        /// <param name="queryJson">查询参数</param>
        /// <returns></returns>
        public IEnumerable<LessonInfoOfElectiveOnlineEntity> GetPageListOfStudent(Pagination pagination, string queryJson)
        {
            try
            {
                var queryParam = queryJson.ToJObject();
                // 虚拟参数
                var dp = new DynamicParameters(new { });
                //学号
                if (!queryParam["StuNo"].IsEmpty())
                {
                    dp.Add("StuNo", queryParam["StuNo"].ToString(), DbType.String);
                }
                //教学工作安排中“线上选课”工作设置的学年学期
                var now = DateTime.Now;
                var EADateArrangeEntityAboutElective = this.BaseRepository("CollegeMIS").FindEntity<EADateArrangeEntity>(x => x.WorkName == "线上选课" && x.MakeDate <= now && x.EndDate >= now && x.CheckMark == "1");
                if (EADateArrangeEntityAboutElective == null)
                {
                    return new List<LessonInfoOfElectiveOnlineEntity>();
                }

                var strSql = new StringBuilder();
                strSql.Append(@"select b.*,c.StuNo,c.StuName,c.Status,a.Id as ElectiveMajorOnlineId,a.MajorId,a.Grade from LessonInfoOfElectiveOnline b   
	                              left join StuSelectLessonListOfElectiveOnline c on b.Id=c.LIOEOId and c.StuNo=@StuNo 
                                  left join ElectiveMajorOnline a on a.LIOEOId=b.Id 
	                              where not exists ( ");
                //不显示与已选课程 相同课程名称相同教师的课程
                strSql.Append(" select * from StuSelectLessonListOfElectiveOnline s where s.AcademicYearNo='" + EADateArrangeEntityAboutElective?.AcademicYearNo + "' and s.Semester='" + EADateArrangeEntityAboutElective.Semester + "' and s.StuNo=@StuNo and s.Status <>3 and s.LessonName=b.LessonName and s.EmpNo=b.EmpNo and s.LIOEOId!=b.Id ");
                strSql.Append(" ) ");
                strSql.Append(" AND b.CheckMark='1' ");
                strSql.Append(" AND b.AcademicYearNo='" + EADateArrangeEntityAboutElective?.AcademicYearNo + "' and b.Semester='" + EADateArrangeEntityAboutElective?.Semester + "' ");
                //学生选课显示‘是否可选’为‘是’的课程信息
                strSql.Append("   and b.IsAllowSelect=1 ");
                //管理选课专业可以为空
                if (!queryParam["StuMajorNo"].IsEmpty())
                {
                    dp.Add("StuMajorNo", queryParam["StuMajorNo"].ToString(), DbType.String);
                    strSql.Append(" and (a.MajorId is null or a.MajorId = @StuMajorNo ) ");
                }
                else
                {
                    strSql.Append(" and a.MajorId is null ");
                }
                if (!queryParam["StuGrade"].IsEmpty())
                {
                    dp.Add("StuGrade", queryParam["StuGrade"].ToString(), DbType.String);
                    strSql.Append(" and (a.Grade is null or a.Grade = @StuGrade) ");
                }
                else
                {
                    strSql.Append(" and a.Grade is null ");
                }

                if (!queryParam["LessonNo"].IsEmpty())
                {
                    dp.Add("LessonNo", "%" + queryParam["LessonNo"].ToString() + "%", DbType.String);
                    strSql.Append(" AND b.LessonNo like @LessonNo ");
                }
                if (!queryParam["LessonName"].IsEmpty())
                {
                    dp.Add("LessonName", "%" + queryParam["LessonName"].ToString() + "%", DbType.String);
                    strSql.Append(" AND b.LessonName Like @LessonName ");
                }
                var list = this.BaseRepository("CollegeMIS").FindList<LessonInfoOfElectiveOnlineEntity>(strSql.ToString(), dp, pagination);
                foreach (var item in list)
                {
                    //模式二：正式选课
                    var aa = this.BaseRepository("CollegeMIS").FindList<StuSelectLessonListOfElectiveOnlineEntity>(x => x.LIOEOId == item.Id);
                    //已报名人数
                    item.StuNumOfApply = aa.Where(x => (x.Status == 1 || x.Status == 2)).Count();

                }
                return list;
            }
            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
        /// </summary>
        /// <param name="keyValue">主键</param>
        public void DeleteEntity(string keyValue)
        {
            var db = this.BaseRepository("CollegeMIS").BeginTrans();
            try
            {
                //单个删除
                //this.BaseRepository("CollegeMIS").Delete<LessonInfoOfElectiveOnlineEntity>(t => t.Id == keyValue);

                //批量删除
                foreach (var item in keyValue.Split(','))
                {
                    //删除选课专业
                    db.ExecuteBySql($"delete from ElectiveMajorOnline where LIOEOId='{item}'");
                    //删除选修课课程表
                    db.ExecuteBySql($"delete from LessonInfoOfElectiveOnline where Id='{item}'");
                }

                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）
        /// </summary>
        /// <param name="keyValue">主键</param>
        /// <param name="entity">实体</param>
        public void SaveEntity(string keyValue, LessonInfoOfElectiveOnlineEntity entity)
        {
            try
            {
                if (!string.IsNullOrEmpty(keyValue))
                {
                    entity.Modify(keyValue);
                    this.BaseRepository("CollegeMIS").Update(entity);
                }
                else
                {
                    entity.Create();
                    this.BaseRepository("CollegeMIS").Insert(entity);
                }
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        #endregion

        #region 扩展数据

        /// <summary>
        /// 启用/停用实体数据
        /// </summary>
        /// <param name="keyValue">主键</param>
        public void DoLock(string keyValue, string status)
        {
            try
            {
                //单个启用
                //this.BaseRepository("CollegeMIS").ExecuteBySql($"update LessonInfoOfElectiveOnline set CheckMark='{status}' where Id='{keyValue}' ");

                if (keyValue.Contains(","))
                {
                    keyValue = string.Join("','", keyValue.Split(','));
                }

                string sql = $"update LessonInfoOfElectiveOnline set CheckMark='{status}' where Id in ('{keyValue}')";
                this.BaseRepository("CollegeMIS").ExecuteBySql(sql);
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 设置可选/取消可选
        /// </summary>
        /// <param name="keyValue"></param>
        /// <param name="IsAllowSelect"></param>
        public void SetUpIsAllowSelect(string keyValue, int IsAllowSelect)
        {
            try
            {
                if (keyValue.Contains(","))
                {
                    keyValue = string.Join("','", keyValue.Split(','));
                }

                string sql = $"update LessonInfoOfElectiveOnline set IsAllowSelect='{IsAllowSelect}' where Id in ('{keyValue}')";
                this.BaseRepository("CollegeMIS").ExecuteBySql(sql);
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 批量设置人数
        /// </summary>
        /// <param name="keyValue"></param>
        /// <param name="StuNumMax"></param>
        public void SaveStuNumMax(string keyValue, int StuNumMax)
        {
            try
            {
                if (keyValue.Contains(","))
                {
                    keyValue = string.Join("','", keyValue.Split(','));
                }
                this.BaseRepository("CollegeMIS").ExecuteBySql($"update LessonInfoOfElectiveOnline set StuNumMax='{StuNumMax}' where Id in ('{keyValue}')");
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        /// <summary>
        /// 获取选课时间管理
        /// </summary>
        /// <returns></returns>
        public EADateArrangeEntity GetEADateArrangeEntityAboutElective()
        {
            try
            {
                var semesterAndYear = Common.GetSemesterAndYear();
                var strAcademicYear = semesterAndYear.AcademicYearShort;
                var strSemester = semesterAndYear.Semester;
                var now = DateTime.Now;
                //不判断学年学期
                return this.BaseRepository("CollegeMIS").FindEntity<EADateArrangeEntity>(x => x.WorkName == "线上选课" && x.MakeDate <= now && x.EndDate >= now && x.CheckMark == "1");
            }
            catch (Exception ex)
            {
                if (ex is ExceptionEx)
                {
                    throw;
                }
                else
                {
                    throw ExceptionEx.ThrowServiceException(ex);
                }
            }
        }

        #endregion

    }
}