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

namespace EMIS.CommonLogic.CultureplanManage.CourseMaterial
{
    public class ClubCourseServices : BaseServices, IClubCourseServices
    {
        public ClubCourseDAL ClubCourseDAL { get; set; }

        /// <summary>
        /// 查询对应的俱乐部课程View
        /// </summary>
        /// <param name="configuretView"></param>
        /// <param name="courseLevelID"></param>
        /// <param name="courseScienceID"></param>
        /// <param name="classGroupingID"></param>
        /// <param name="isEnable"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public IGridResultSet<ClubCourseView> GetClubCourseViewGrid(ConfiguretView configuretView, int? courseLevelID, int? courseScienceID,
                Guid? classGroupingID, int? isEnable, int pageIndex, int pageSize)
        {
            //俱乐部课程
            Expression<Func<ER_ClubCourse, bool>> exp = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);

            var query = ClubCourseDAL.GetClubCourseViewQueryable(exp);
            if (courseLevelID.HasValue)
            {
                query = query.Where(x => x.CourseLevelID == courseLevelID);
            }
            if (courseScienceID.HasValue)
            {
                query = query.Where(x => x.CourseScienceID == courseScienceID);
            }
            if (classGroupingID.HasValue)
            {
                query = query.Where(x => x.ClassGroupingID == classGroupingID);
            }
            if (isEnable.HasValue)
            {
                if (isEnable == 1)
                {
                    query = query.Where(x => x.IsEnable == true);
                }
                if (isEnable == 0)
                {
                    query = query.Where(x => x.IsEnable != true);
                }
            }

            //查询条件
            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
            {
                query = query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue.Trim());
            }
            return query.OrderBy(x => x.CourseCode.Length).ThenBy(x => x.CourseCode)
                    .ToGridResultSet<ClubCourseView>(pageIndex, pageSize);
        }

        /// <summary>
        /// 查询对应的俱乐部课程List
        /// </summary>
        /// <param name="configuretView"></param>
        /// <param name="courseLevelID"></param>
        /// <param name="courseScienceID"></param>
        /// <param name="classGroupingID"></param>
        /// <param name="isEnable"></param>
        /// <returns></returns>
        public List<ClubCourseView> GetClubCourseViewList(ConfiguretView configuretView, int? courseLevelID, int? courseScienceID,
                Guid? classGroupingID, int? isEnable)
        {
            //俱乐部课程
            Expression<Func<ER_ClubCourse, bool>> exp = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);

            var query = ClubCourseDAL.GetClubCourseViewQueryable(exp);
            if (courseLevelID.HasValue)
            {
                query = query.Where(x => x.CourseLevelID == courseLevelID);
            }
            if (courseScienceID.HasValue)
            {
                query = query.Where(x => x.CourseScienceID == courseScienceID);
            }
            if (classGroupingID.HasValue)
            {
                query = query.Where(x => x.ClassGroupingID == classGroupingID);
            }
            if (isEnable.HasValue)
            {
                if (isEnable == 1)
                {
                    query = query.Where(x => x.IsEnable == true);
                }
                if (isEnable == 0)
                {
                    query = query.Where(x => x.IsEnable != true);
                }
            }

            //查询条件
            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
            {
                query = query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue.Trim());
            }
            return query.OrderBy(x => x.CourseCode.Length).ThenBy(x => x.CourseCode).ToList();
        }

        /// <summary>
        /// 查询对应的课程信息View（课程信息表左连俱乐部课程表，排除对应的俱乐部课程信息）
        /// </summary>
        /// <param name="configuretView"></param>
        /// <param name="courseLevelID"></param>
        /// <param name="courseScienceID"></param>
        /// <param name="isEnable"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public IGridResultSet<CoursematerialView> GetCourseNoClubViewGrid(ConfiguretView configuretView, int? courseLevelID,
                int? courseScienceID, int? isEnable, int pageIndex, int pageSize)
        {
            //课程信息
            Expression<Func<EM_Coursematerial, bool>> exp = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);

            if (courseLevelID.HasValue)
            {
                //课程级别
                exp = exp.And(x => x.CourseLevelID == courseLevelID);
            }
            if (courseScienceID.HasValue)
            {
                //课程科类
                exp = exp.And(x => x.CourseScienceID == courseScienceID);
            }
            if (isEnable.HasValue)
            {
                if (isEnable == 1)
                {
                    exp = exp.And(x => x.IsEnable == true);
                }
                if (isEnable == 0)
                {
                    exp = exp.And(x => x.IsEnable != true);
                }
            }
            var query = ClubCourseDAL.GetCourseNoClubViewQueryable(exp);

            //查询条件
            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
            {
                query = query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue.Trim());
            }
            return query.OrderBy(x => x.CourseCode.Length).ThenBy(x => x.CourseCode)
                    .ToGridResultSet<CoursematerialView>(pageIndex, pageSize);
        }

        /// <summary>
        /// 查询对应的课程信息List（课程信息表左连俱乐部课程表，排除对应的俱乐部课程信息）
        /// </summary>
        /// <param name="configuretView"></param>
        /// <param name="courseLevelID"></param>
        /// <param name="courseScienceID"></param>
        /// <param name="isEnable"></param>
        /// <returns></returns>
        public List<CoursematerialView> GetCourseNoClubViewList(ConfiguretView configuretView, int? courseLevelID, int? courseScienceID, int? isEnable)
        {
            //课程信息
            Expression<Func<EM_Coursematerial, bool>> exp = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);

            if (courseLevelID.HasValue)
            {
                //课程级别
                exp = exp.And(x => x.CourseLevelID == courseLevelID);
            }
            if (courseScienceID.HasValue)
            {
                //课程科类
                exp = exp.And(x => x.CourseScienceID == courseScienceID);
            }
            if (isEnable.HasValue)
            {
                if (isEnable == 1)
                {
                    exp = exp.And(x => x.IsEnable == true);
                }
                if (isEnable == 0)
                {
                    exp = exp.And(x => x.IsEnable != true);
                }
            }
            var query = ClubCourseDAL.GetCourseNoClubViewQueryable(exp);

            //查询条件
            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
            {
                query = query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue.Trim());
            }
            return query.OrderBy(x => x.CourseCode.Length).ThenBy(x => x.CourseCode).ToList();
        }

        /// <summary>
        /// 根据俱乐部课程ID查询对应的俱乐部课程信息ClubCourseView
        /// </summary>
        /// <param name="ClubCourseID"></param>
        /// <returns></returns>
        public ClubCourseView GetClubCourseView(Guid? ClubCourseID)
        {
            try
            {
                var query = ClubCourseDAL.GetClubCourseViewQueryable(x => x.ClubCourseID == ClubCourseID)
                        .SingleOrDefault();

                return query;
            }
            catch (Exception ex)
            {

                throw new Exception(ex.Message);
            }
        }

        /// <summary>
        /// 批量新增
        /// </summary>
        /// <param name="clubCourseView"></param>
        /// <param name="courseNoClubViewList"></param>
        /// <returns></returns>
        public string ClubCourseBatchAdd(ClubCourseView clubCourseView, List<CoursematerialView> courseNoClubViewList)
        {
            try
            {
                //俱乐部课程信息List
                var clubCourseList = ClubCourseDAL.ClubCourseRepository
                        .GetList(x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE).ToList();

                int success = 0; //成功
                int fail = 0; //失败
                string tipMessage = null; //提示消息

                List<ER_ClubCourse> clubCourseInList = new List<ER_ClubCourse>();

                foreach (var courseNoClubView in courseNoClubViewList)
                {
                    //查询数据库进行验证
                    var clubCourseVerification = clubCourseList
                            .Where(x => x.CoursematerialID == courseNoClubView.CoursematerialID)
                            .SingleOrDefault();

                    if (clubCourseVerification == null)
                    {
                        //表示不存在对应的俱乐部课程（新增）
                        ER_ClubCourse clubCourse = new ER_ClubCourse();
                        clubCourse.ClubCourseID = Guid.NewGuid();
                        clubCourse.CoursematerialID = courseNoClubView.CoursematerialID;
                        SetNewStatus(clubCourse);

                        clubCourseInList.Add(clubCourse);
                        success++;
                    }
                    else
                    {
                        //表示已存在相同的俱乐部课程
                        fail++;
                    }
                }

                //批量插入
                UnitOfWork.BulkInsert<ER_ClubCourse>(clubCourseInList);

                if (success > 0 && fail <= 0)
                {
                    tipMessage = success + "条";
                }
                else
                {
                    tipMessage = success + "条," + fail + "条失败，原因：已存在相同的俱乐部课程，请检查";
                }

                return tipMessage;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="clubCourseIDList"></param>
        /// <returns></returns>
        public bool ClubCourseDelete(List<Guid?> clubCourseIDList)
        {
            try
            {
                UnitOfWork.Delete<ER_ClubCourse>(x => clubCourseIDList.Contains(x.ClubCourseID));
                UnitOfWork.Commit();
                return true;
            }
            catch (Exception ex)
            {

                throw new Exception(ex.Message);
            }
        }

    }
}