using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Bowin.Common.Linq.Entity;
using EMIS.DataLogic.ChargeManage.ChargeSituation;
using EMIS.ViewModel;
using EMIS.ViewModel.ChargeManage.ChargeSituation;
using System.Text.RegularExpressions;
using EMIS.Entities;
using Bowin.Common.Linq;
using System.Linq.Expressions;
using EMIS.ViewModel.UniversityManage.SpecialtyClassManage;
using EMIS.ViewModel.Students;
using EMIS.CommonLogic.StudentManage.StudentStatistics;

namespace EMIS.CommonLogic.ChargeManage.ChargeSituation
{
    public class ChargeStandardServices : BaseServices, IChargeStandardServices
    {
        public ChargeStandardDAL ChargeStandardDAL { get; set; }
        public ChargeProjectDAL ChargeProjectDAL { get; set; }
        public StudentChargeDAL StudentChargeDAL { get; set; }
        public IInSchoolSettingServices InSchoolSettingServices { get; set; }

        /// <summary>
        /// 查询收费标准信息列表
        /// </summary>
        /// <param name="configuretView"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public IGridResultSet<ViewModel.ChargeManage.ChargeSituation.ChargeStandardView> GetChargeStandardViewGrid(ConfiguretView configuretView, 
            Guid? collegeID, int? yearID, int? chargeYearID, int? standardID, int? educationID, int? learningformID,
            Guid? chargeProjectID, string LearnSystem, int? inSchoolStatus, int pageIndex, int pageSize)
        {
            Expression<Func<EC_ChargeStandard, bool>> expChargeStandard = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            if (chargeYearID.HasValue)
            {
                //缴费学年
                expChargeStandard = expChargeStandard.And(x => x.ChargeYear == chargeYearID);
            }
            if (chargeProjectID.HasValue)
            {
                //收费项目
                expChargeStandard = expChargeStandard.And(x => x.ChargeProjectID == chargeProjectID);
            }

            Expression<Func<CF_Student, bool>> expStudent = (x => true);
            if (inSchoolStatus != null && inSchoolStatus > -1)
            {
                var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                if (inSchoolStatus == 1)
                {
                    //表示在校
                    expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                }
                if (inSchoolStatus == 0)
                {
                    //不在校
                    expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                }
            }
            var query = ChargeStandardDAL.GetChargeStandarViewQueryAble(expChargeStandard, expStudent);

            if (collegeID.HasValue)
            {
                query = query.Where(x => x.CollegeID == collegeID);
            }
            if (yearID.HasValue)
            {
                query = query.Where(x => x.GradeStr == yearID);
            }
            if (standardID.HasValue)
            {
                query = query.Where(x => x.StandardID == standardID);
            }
            if (educationID.HasValue)
            {
                query = query.Where(x => x.EducationID == educationID);
            }
            if (learningformID.HasValue)
            {
                query = query.Where(x => x.LearningformID == learningformID);
            }
            if (!string.IsNullOrEmpty(LearnSystem) && LearnSystem != "-1")
            {
                var LearnSystems = Convert.ToDecimal(LearnSystem);
                query = query.Where(x => x.LearnSystem == LearnSystems);
            }

            ////去掉学生人数为0的数据
            //if (inSchoolStatus != null && inSchoolStatus > -1)
            //{
            //    query = query.Where(x => x.StudentCount > 0);
            //}
            //查询条件()
            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
            {
                query = query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue.Trim());
            }

            return this.GetQueryByDataRangeByCollege(query).OrderBy(x => x.GrademajorStr)
                    .ThenByDescending(x => x.ChargeYear).ThenBy(x => x.ChargeProjectStr)
                    .ToGridResultSet<ChargeStandardView>(pageIndex, pageSize);
        }

        /// <summary>
        /// 查询收费标准信息列表
        /// </summary>
        /// <param name="configuretView"></param>
        /// <param name="standardID"></param>
        /// <param name="educationID"></param>
        /// <param name="learningformID"></param>
        /// <returns></returns>
        public List<ChargeStandardView> GetChargeStandardList(ConfiguretView configuretView, Guid? collegeID, int? yearID, int? standardID, 
            int? learningformID, int? chargeYearID, Guid? chargeProjectID, string LearnSystem, int? educationID, int? inSchoolStatus)
        {
            Expression<Func<EC_ChargeStandard, bool>> expChargeStandard = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            if (chargeYearID.HasValue)
            {
                //缴费学年
                expChargeStandard = expChargeStandard.And(x => x.ChargeYear == chargeYearID);
            }
            if (chargeProjectID.HasValue)
            {
                //收费项目
                expChargeStandard = expChargeStandard.And(x => x.ChargeProjectID == chargeProjectID);
            }

            Expression<Func<CF_Student, bool>> expStudent = (x => true);
            if (inSchoolStatus != null && inSchoolStatus > -1)
            {
                var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                if (inSchoolStatus == 1)
                {
                    //表示在校
                    expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                }
                if (inSchoolStatus == 0)
                {
                    //不在校
                    expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                }
            }

            var query = ChargeStandardDAL.GetChargeStandarViewQueryAble(expChargeStandard, expStudent);
            if (collegeID.HasValue)
            {
                query = query.Where(x => x.CollegeID == collegeID);
            }
            if (yearID.HasValue)
            {
                query = query.Where(x => x.GradeStr == yearID);
            }
            if (standardID.HasValue)
            {
                query = query.Where(x => x.StandardID == standardID);
            }
            if (educationID.HasValue)
            {
                query = query.Where(x => x.EducationID == educationID);
            }
            if (learningformID.HasValue)
            {
                query = query.Where(x => x.LearningformID == learningformID);
            }
            if (!string.IsNullOrEmpty(LearnSystem) && LearnSystem != "-1")
            {
                var LearnSystems = Convert.ToDecimal(LearnSystem);
                query = query.Where(x => x.LearnSystem == LearnSystems);
            }

            ////去掉学生人数为0的数据
            //if (inSchoolStatus != null && inSchoolStatus > -1)
            //{
            //    query = query.Where(x => x.StudentCount > 0);
            //}
            //查询条件
            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
            {
                string conditionValue = string.Empty;
                Regex rg = new Regex(@"^[0-9]*$");
                if (rg.IsMatch(configuretView.ConditionValue))
                    conditionValue = Convert.ToInt32(configuretView.ConditionValue).ToString();
                else
                    conditionValue = configuretView.ConditionValue;
                query = query.DynamicWhere(configuretView.Attribute, configuretView.Condition, conditionValue);
            }
            return this.GetQueryByDataRangeByCollege(query).OrderBy(x => x.GrademajorStr).ThenByDescending(x => x.ChargeYear)
                    .ThenBy(x => x.ChargeProjectStr).ToList();
        }

        /// <summary>
        /// 查询收费标准新增年级专业列表
        /// </summary>
        /// <param name="configuretView"></param>
        /// <param name="gradeMajorID"></param>
        /// <param name="collegeID"></param>
        /// <param name="yearID"></param>
        /// <param name="standardID"></param>
        /// <param name="educationID"></param>
        /// <param name="learningformID"></param>
        /// <param name="learnSystem"></param>
        /// <param name="inschoolstatus"></param>
        /// <param name="chargeYearID"></param>
        /// <param name="chargeProjectID"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public IGridResultSet<GrademajorView> GetGradeMajorViewGrid(ConfiguretView configuretView, Guid? gradeMajorID,
            Guid? collegeID, int? yearID, int? standardID, int? educationID, int? learningformID,
            string learnSystem, int? inSchoolStatus, int? chargeYearID, Guid? chargeProjectID, int pageIndex, int pageSize)
        {
            Expression<Func<EC_ChargeStandard, bool>> expChargeStandard = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            if (chargeYearID!=null && chargeYearID.HasValue)
            {
                //缴费学年
                expChargeStandard = expChargeStandard.And(x => x.ChargeYear == chargeYearID);
            }
            if (chargeProjectID != null && chargeProjectID.HasValue)
            {
                //收费项目
                expChargeStandard = expChargeStandard.And(x => x.ChargeProjectID == chargeProjectID);
            }

            Expression<Func<CF_Student, bool>> expStudent = (x => true);
            if (inSchoolStatus != null && inSchoolStatus > -1)
            {
                var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                if (inSchoolStatus == 1)
                {
                    //表示在校
                    expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                }
                if (inSchoolStatus == 0)
                {
                    //不在校
                    expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                }
            }
            var query = ChargeStandardDAL.GetGradeMajorViewQueryAble(expChargeStandard, expStudent);

            if (collegeID.HasValue)
            {
                query = query.Where(x => x.CollegeID == collegeID);
            }
            if (yearID.HasValue)
            {
                query = query.Where(x => x.GradeID == yearID);
            }
            if (standardID.HasValue)
            {
                query = query.Where(x => x.StandardID == standardID);
            }
            if (educationID.HasValue)
            {
                query = query.Where(x => x.EducationID == educationID);
            }
            if (learningformID.HasValue)
            {
                query = query.Where(x => x.LearningformID == learningformID);
            }
            if (!string.IsNullOrEmpty(learnSystem) && learnSystem != "-1")
            {
                var LearnSystems = Convert.ToDecimal(learnSystem);
                query = query.Where(x => x.LearnSystem == LearnSystems);
            }

            //去掉学生人数为0的数据(去除人数为0的年级专业，但选全部时可不去除)
            if (inSchoolStatus != null && inSchoolStatus > -1)
            {
                query = query.Where(x => x.StudentCount > 0);
            }
            //查询条件()
            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
            {
                query = query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue.Trim());
            }

            return this.GetQueryByDataRangeByCollege(query).OrderByDescending(x => x.GradeID)
                    .OrderBy(x=>x.StandardID).OrderBy(x=>x.EducationID).OrderBy(x=>x.LearningformID)
                    .OrderBy(x=>x.LearnSystem).OrderBy(x=>x.Name)
                    .ToGridResultSet<GrademajorView>(pageIndex, pageSize);
        }

        /// <summary>
        /// 刷新名单(生成对应的收费标准应收名单，注：目前只对不在应收名单中的学生进行插入操作)
        /// </summary>
        /// <param name="chargeStandardIDs"></param>
        /// <param name="inschoolstatus"></param>
        /// <returns></returns>
        public string CreatStudentChargeList(List<Guid?> chargeStandardIDs, int? inschoolStatus)
        {
            try
            {
                //查询收费标准信息
                var chargeStandardList = ChargeStandardDAL.ChargeStandardRepository
                        .GetList(x => chargeStandardIDs.Contains(x.ChargeStandardID)).ToList();

                //获取年级专业列表
                var gradeMajorIDList = chargeStandardList.Where(x => !string.IsNullOrEmpty(x.GrademajorID.ToString()))
                        .Select(x => x.GrademajorID).ToList();
                //获取缴费学年列表
                var chargeYearIDList = chargeStandardList.Where(x => !string.IsNullOrEmpty(x.ChargeYear.ToString()))
                        .Select(x => x.ChargeYear).ToList();
                //获取收费项目列表
                var chargeProjectIDList = chargeStandardList.Where(x => !string.IsNullOrEmpty(x.ChargeProjectID.ToString()))
                        .Select(x => x.ChargeProjectID).ToList();

                //应收名单
                Expression<Func<EC_StudentCharge, bool>> expStudentCharge = (x => true);
                if (chargeYearIDList != null && chargeYearIDList.Count() > 0)
                {
                    expStudentCharge = expStudentCharge.And(x => chargeYearIDList.Contains(x.ChargeYear));
                }
                if (chargeProjectIDList != null && chargeProjectIDList.Count() > 0)
                {
                    expStudentCharge = expStudentCharge.And(x => chargeProjectIDList.Contains(x.ChargeProjectID));
                }

                //查询当前应收名单信息(根据应收名单、年级专业查询)
                var studentChargeViewList = ChargeStandardDAL.GetGradeMajorStudentChargeViewQueryAble(expStudentCharge,
                        x => gradeMajorIDList.Contains(x.GrademajorID)).ToList();

                //在校状态
                Expression<Func<CF_Student, bool>> expStudent = (x => true);
                if (inschoolStatus != null && inschoolStatus > -1)
                {
                    var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                    if (inschoolStatus == 1)
                    {
                        //表示在校
                        expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                    }
                    if (inschoolStatus == 0)
                    {
                        //不在校
                        expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                    }
                }

                //查询各年级专业对应的学生信息List(含在校状态)
                var gradeMajorStudentList = ChargeStandardDAL.GetGradeMajorStudentViewQueryAble(x => gradeMajorIDList.Contains(x.GrademajorID),
                            expStudent).ToList();

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

                //注：只对不在应收名单中的学生进行插入操作
                List<EC_StudentCharge> studentChargeInList = new List<EC_StudentCharge>();

                foreach (var chargeStandard in chargeStandardList)
                {
                    //收费标准信息验证
                    var chargeStandardVerify = chargeStandardList.Where(x => x.ChargeStandardID == chargeStandard.ChargeStandardID)
                            .SingleOrDefault();
                    if (chargeStandardVerify != null)
                    {
                        //查询对应的应收名单List
                        var studentChargeList = studentChargeViewList.Where(x => x.ChargeYear == chargeStandardVerify.ChargeYear
                                    && x.ChargeProjectID == chargeStandardVerify.ChargeProjectID
                                    && x.GradeMajorID == chargeStandardVerify.GrademajorID).ToList();

                        //查询年级专业对应的学生信息List(含在校状态)
                        var studentIDList = gradeMajorStudentList.Where(x => x.GradeMajorID == chargeStandardVerify.GrademajorID)
                                .Select(x => x.UserID).ToList();

                        if (studentIDList != null && studentIDList.Count() > 0)
                        {
                            foreach (var studentID in studentIDList)
                            {
                                //对应的应收名单信息
                                var studentChargeVerify = studentChargeList.Where(x => x.UserID == studentID)
                                        .SingleOrDefault();

                                if (studentChargeVerify == null)
                                {
                                    //表示不存在对应的应收名单
                                    EC_StudentCharge studentCharge = new EC_StudentCharge();
                                    studentCharge.StudentChargeID = Guid.NewGuid();
                                    studentCharge.UserID = studentID;
                                    studentCharge.ChargeProjectID = chargeStandardVerify.ChargeProjectID;
                                    studentCharge.ChargeYear = chargeStandardVerify.ChargeYear;
                                    studentCharge.Amount = chargeStandardVerify.Amount;
                                    studentCharge.ActualAmount = studentCharge.Amount; //减免后金额
                                    studentCharge.ChargeTag = (int)EC_ChargeTag.Normal; //默认为正常收费
                                    SetNewStatus(studentCharge, (int)SYS_STATUS.USABLE);
                                    studentChargeInList.Add(studentCharge);
                                }
                                else
                                {
                                    //表示已存在对应的应收名单(可做更新)

                                }

                            }
                        }
                        else
                        {
                            //表示学生信息为空
                        }

                        success++;
                    }
                    else
                    {
                        //数据有误，刷新失败
                        fail++;
                    }
                }

                if (studentChargeInList != null && studentChargeInList.Count() > 0)
                {
                    //批量插入
                    UnitOfWork.BulkInsert<EC_StudentCharge>(studentChargeInList);
                }

                if (success > 0 && fail <= 0)
                {
                    tipMessage = success + "条";
                }
                else
                {
                    tipMessage = success + "条," + fail + "条失败，原因：选择刷新的数据有误，请检查";
                }

                return tipMessage;
            }
            catch (Exception ex)
            {

                throw new Exception(ex.Message);
            }
        }

        /// <summary>
        /// 收费标准新增(批量新增，同时生成应收名单)
        /// </summary>
        /// <param name="gradeMajorIDs"></param>
        /// <param name="chargeStandardView"></param>
        /// <returns></returns>
        public string ChargeStandardAdd(List<Guid?> gradeMajorIDs, ChargeStandardView chargeStandardView)
        {
            try
            {
                //收费标准信息List
                var chargeStandardList = ChargeStandardDAL.ChargeStandardRepository
                        .GetList(x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE).ToList();

                //在校状态
                Expression<Func<CF_Student, bool>> expStudent = (x => true);
                if (chargeStandardView.InSchoolStatus != null && chargeStandardView.InSchoolStatus > -1)
                {
                    var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                    if (chargeStandardView.InSchoolStatus == 1)
                    {
                        //表示在校
                        expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                    }
                    if (chargeStandardView.InSchoolStatus == 0)
                    {
                        //不在校
                        expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                    }
                }
                //各年级专业对应的学生信息List(含在校状态)
                var gradeMajorStudentList = ChargeStandardDAL.GetGradeMajorStudentViewQueryAble(x => gradeMajorIDs.Contains(x.GrademajorID),
                        expStudent).ToList();

                //应收名单
                Expression<Func<EC_StudentCharge, bool>> expStudentCharge = (x => true);
                if (chargeStandardView.ChargeYear != null && chargeStandardView.ChargeYear.HasValue)
                {
                    //缴费学年
                    expStudentCharge = expStudentCharge.And(x => x.ChargeYear == chargeStandardView.ChargeYear);
                }
                if (chargeStandardView.ChargeProjectID != null && chargeStandardView.ChargeProjectID.HasValue)
                {
                    //收费项目
                    expStudentCharge = expStudentCharge.And(x => x.ChargeProjectID == chargeStandardView.ChargeProjectID);
                }

                //查询应收名单信息
                var studentChargeViewList = ChargeStandardDAL.GetGradeMajorStudentChargeViewQueryAble(expStudentCharge,
                        x => gradeMajorIDs.Contains(x.GrademajorID)).ToList();

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

                List<EC_ChargeStandard> chargeStandardInList = new List<EC_ChargeStandard>();
                List<EC_StudentCharge> studentChargeInList = new List<EC_StudentCharge>();

                //注：收费标准业务主键（年级专业ID、学年、收费项目ID）
                foreach (var gradeMajorID in gradeMajorIDs)
                {

                    var chargeStandardVerify = chargeStandardList.Where(x => x.GrademajorID == gradeMajorID
                            && x.ChargeYear == chargeStandardView.ChargeYear
                            && x.ChargeProjectID == chargeStandardView.ChargeProjectID)
                            .SingleOrDefault();

                    if (chargeStandardVerify == null)
                    {
                        //表示收费标准不存在
                        EC_ChargeStandard chargeStandard = new EC_ChargeStandard();
                        chargeStandard.ChargeStandardID = Guid.NewGuid();
                        chargeStandard.GrademajorID = gradeMajorID;
                        chargeStandard.ChargeProjectID = chargeStandardView.ChargeProjectID;
                        chargeStandard.ChargeYear = chargeStandardView.ChargeYear;
                        chargeStandard.Amount = chargeStandardView.Amount;
                        SetNewStatus(chargeStandard, (int)SYS_STATUS.USABLE);
                        chargeStandardInList.Add(chargeStandard);

                        //查询年级专业对应的学生信息ID(含在校状态)
                        var studentIDList = gradeMajorStudentList.Where(x => x.GradeMajorID == gradeMajorID)
                                .Select(x => x.UserID).ToList();

                        if (studentIDList != null && studentIDList.Count() > 0)
                        {
                            foreach (var studentID in studentIDList)
                            {
                                //对应的应收名单信息
                                var studentChargeVerify = studentChargeViewList.Where(x => x.UserID == studentID)
                                        .SingleOrDefault();

                                if (studentChargeVerify == null)
                                {
                                    //表示不存在对应的应收名单
                                    EC_StudentCharge studentCharge = new EC_StudentCharge();
                                    studentCharge.StudentChargeID = Guid.NewGuid();
                                    studentCharge.UserID = studentID;
                                    studentCharge.ChargeProjectID = chargeStandardView.ChargeProjectID;
                                    studentCharge.ChargeYear = chargeStandardView.ChargeYear;
                                    studentCharge.Amount = chargeStandardView.Amount;
                                    studentCharge.ActualAmount = studentCharge.Amount; //减免后金额
                                    studentCharge.ChargeTag = (int)EC_ChargeTag.Normal; //默认为正常收费
                                    SetNewStatus(studentCharge, (int)SYS_STATUS.USABLE);
                                    studentChargeInList.Add(studentCharge);
                                }
                                else
                                {
                                    //表示已存在对应的应收名单(可做更新)

                                }

                            }
                        }
                        else
                        {
                            //表示学生信息为空
                        }

                        success++;
                    }
                    else
                    {
                        //表示已存在相同的收费标准
                        fail++;
                    }

                }

                //批量插入
                UnitOfWork.BulkInsert<EC_ChargeStandard>(chargeStandardInList);
                UnitOfWork.BulkInsert<EC_StudentCharge>(studentChargeInList);

                if (success > 0 && fail <= 0)
                {
                    tipMessage = success + "条";
                }
                else
                {
                    tipMessage = success + "条," + fail + "条失败，原因：已存在相同的收费标准，请检查";
                }

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

        /// <summary>
        /// 获取年级专业各在校状态学生
        /// </summary>
        /// <param name="grademajorID"></param>
        /// <param name="inschoolStatus"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public IGridResultSet<StudentsView> GetGradeMajorStudentViewGrid(Guid? grademajorID, int? inschoolStatus, int pageIndex, int pageSize)
        {
            //在校状态
            Expression<Func<CF_Student, bool>> expStudent = (x => true);
            if (inschoolStatus != null && inschoolStatus > -1)
            {
                var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                if (inschoolStatus == 1)
                {
                    //表示在校
                    expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                }
                if (inschoolStatus == 0)
                {
                    //不在校
                    expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                }
            }
            var query = ChargeStandardDAL.GetGradeMajorStudentViewQueryAble(x => x.GrademajorID == grademajorID, expStudent);

            return this.GetQueryByDataRangeByCollege(query).OrderByDescending(x => x.ClassMajorCode.Length)
                    .OrderBy(x => x.ClassMajorCode).OrderBy(x => x.LoginID)
                    .ToGridResultSet<StudentsView>(pageIndex, pageSize);

        }

        /// <summary>
        /// 获取年级专业各在校状态学生
        /// </summary>
        /// <param name="grademajorID"></param>
        /// <param name="inschoolStatus"></param>
        /// <returns></returns>
        public List<StudentsView> GetGradeMajorStudentViewGrid(Guid? grademajorID, int? inschoolStatus)
        {
            //在校状态
            Expression<Func<CF_Student, bool>> expStudent = (x => true);
            if (inschoolStatus != null && inschoolStatus > -1)
            {
                var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                if (inschoolStatus == 1)
                {
                    //表示在校
                    expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                }
                if (inschoolStatus == 0)
                {
                    //不在校
                    expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                }
            }
            var query = ChargeStandardDAL.GetGradeMajorStudentViewQueryAble(x => x.GrademajorID == grademajorID, expStudent);

            return this.GetQueryByDataRangeByCollege(query).OrderByDescending(x => x.ClassMajorCode.Length)
                    .OrderBy(x => x.ClassMajorCode).OrderBy(x => x.LoginID)
                    .ToList();
        }

        /// <summary>
        /// 获取收费标准对应的年级专业应收名单
        /// </summary>
        /// <param name="grademajorID"></param>
        /// <param name="chargeYearID"></param>
        /// <param name="chargeProjectID"></param>
        /// <param name="inschoolStatus"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public IGridResultSet<StudentChargeView> GetGradeMajorStudentChargeViewGrid(Guid? grademajorID, int? chargeYearID, Guid? chargeProjectID, int? inschoolStatus, int pageIndex, int pageSize)
        {
            //应收名单
            Expression<Func<EC_StudentCharge, bool>> expStudentCharge = (x => true);
            if (chargeYearID != null && chargeYearID.HasValue)
            {
                //缴费学年
                expStudentCharge = expStudentCharge.And(x => x.ChargeYear == chargeYearID);
            }
            if (chargeProjectID != null && chargeProjectID.HasValue)
            {
                //收费项目
                expStudentCharge = expStudentCharge.And(x => x.ChargeProjectID == chargeProjectID);
            }

            //在校状态
            Expression<Func<CF_Student, bool>> expStudent = (x => true);
            if (inschoolStatus != null && inschoolStatus > -1)
            {
                var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                if (inschoolStatus == 1)
                {
                    //表示在校
                    expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                }
                if (inschoolStatus == 0)
                {
                    //不在校
                    expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                }
            }

            //年级专业
            Expression<Func<CF_Grademajor, bool>> expGrademajor = (x => true);
            if (grademajorID != null && grademajorID.HasValue)
            {
                expGrademajor = expGrademajor.And(x => x.GrademajorID == grademajorID);
            }

            var query = ChargeStandardDAL.GetGradeMajorStudentChargeViewQueryAble(expStudentCharge, expGrademajor);

            return this.GetQueryByDataRangeByCollege(query).OrderByDescending(x => x.ClassNo.Length)
                    .OrderBy(x => x.ClassNo).OrderBy(x => x.StudentNo)
                    .ToGridResultSet<StudentChargeView>(pageIndex, pageSize);

        }

        /// <summary>
        /// 获取收费标准对应的年级专业应收名单
        /// </summary>
        /// <param name="grademajorID"></param>
        /// <param name="chargeYearID"></param>
        /// <param name="chargeProjectID"></param>
        /// <param name="inschoolStatus"></param>
        /// <returns></returns>
        public List<StudentChargeView> GetGradeMajorStudentChargeViewGrid(Guid? grademajorID, int? chargeYearID, Guid? chargeProjectID, int? inschoolStatus)
        {
            //应收名单
            Expression<Func<EC_StudentCharge, bool>> expStudentCharge = (x => true);
            if (chargeYearID != null && chargeYearID.HasValue)
            {
                //缴费学年
                expStudentCharge = expStudentCharge.And(x => x.ChargeYear == chargeYearID);
            }
            if (chargeProjectID != null && chargeProjectID.HasValue)
            {
                //收费项目
                expStudentCharge = expStudentCharge.And(x => x.ChargeProjectID == chargeProjectID);
            }

            //在校状态
            Expression<Func<CF_Student, bool>> expStudent = (x => true);
            if (inschoolStatus != null && inschoolStatus > -1)
            {
                var inschoolStatusList = InSchoolSettingServices.GetInschoolStatusList(true);
                if (inschoolStatus == 1)
                {
                    //表示在校
                    expStudent = expStudent.And(x => inschoolStatusList.Contains(x.InSchoolStatusID));
                }
                if (inschoolStatus == 0)
                {
                    //不在校
                    expStudent = expStudent.And(x => !inschoolStatusList.Contains(x.InSchoolStatusID));
                }
            }

            //年级专业
            Expression<Func<CF_Grademajor, bool>> expGrademajor = (x => true);
            if (grademajorID != null && grademajorID.HasValue)
            {
                expGrademajor = expGrademajor.And(x => x.GrademajorID == grademajorID);
            }

            var query = ChargeStandardDAL.GetGradeMajorStudentChargeViewQueryAble(expStudentCharge, expGrademajor);

            return this.GetQueryByDataRangeByCollege(query).OrderByDescending(x => x.ClassNo.Length)
                    .OrderBy(x => x.ClassNo).OrderBy(x => x.StudentNo)
                    .ToList();

        }

        /// <summary>
        /// 查询收费标准信息View(ChargeStandardView)
        /// </summary>
        /// <param name="chargeStandardID"></param>
        /// <returns></returns>
        public ChargeStandardView GetChargeStandardView(Guid? chargeStandardID)
        {
            var query = ChargeStandardDAL.GetChargeStandarViewQueryAble(x => x.ChargeStandardID == chargeStandardID, x => true);
            return query.FirstOrDefault();
        }

        /// <summary>
        /// 查询收费标准信息实体
        /// </summary>
        /// <param name="chargeStandardID"></param>
        /// <returns></returns>
        public Entities.EC_ChargeStandard GetChargeStandard(Guid? chargeStandardID)
        {
            System.Linq.Expressions.Expression<Func<EC_ChargeStandard, bool>> expression = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            expression = (x => x.ChargeStandardID == chargeStandardID);
            return ChargeStandardDAL.ChargeStandardRepository.GetSingle(expression);
        }
        

        /// <summary>
        /// 查询应收名单实体
        /// </summary>
        /// <param name="studentChargeID"></param>
        /// <returns></returns>
        public EC_StudentCharge GetStudentCharge(Guid? studentChargeID)
        {
            System.Linq.Expressions.Expression<Func<EC_StudentCharge, bool>> expression = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            expression = (x => x.StudentChargeID == studentChargeID);
            return ChargeStandardDAL.StudentChargeRepository.GetSingle(expression);
        }

        /// <summary>
        /// 新增、修改(处理方式：当存在对应的应收名单时，无法修改)
        /// </summary>
        /// <param name="chargeStandardView"></param>
        /// <returns></returns>
        public void ChargeStandardEdit(ChargeStandardView chargeStandardView)
        {
            try
            {
                //查询数据库进行验证(需排除自己)
                var chargeStandardVerification = ChargeStandardDAL.ChargeStandardRepository.GetList(x => x.ChargeStandardID != chargeStandardView.ChargeStandardID
                        && x.GrademajorID == chargeStandardView.GrademajorID
                        && x.ChargeYear == chargeStandardView.ChargeYear
                        && x.ChargeProjectID == chargeStandardView.ChargeProjectID)
                        .SingleOrDefault();

                if (chargeStandardVerification == null)
                {
                    //数据有误验证
                    if (chargeStandardView.ChargeStandardID != Guid.Empty)
                    {
                        //表示修改
                        var chargeStandard = ChargeStandardDAL.ChargeStandardRepository
                                .GetList(x => x.ChargeStandardID == chargeStandardView.ChargeStandardID)
                                .SingleOrDefault();
                        if (chargeStandard == null)
                        {
                            throw new Exception("数据有误，请核查");
                        }
                        else
                        {
                            //应收名单
                            Expression<Func<EC_StudentCharge, bool>> expStudentCharge = (x => true);
                            if (chargeStandard.ChargeYear != null && chargeStandard.ChargeYear.HasValue)
                            {
                                //缴费学年
                                expStudentCharge = expStudentCharge.And(x => x.ChargeYear == chargeStandard.ChargeYear);
                            }
                            if (chargeStandard.ChargeProjectID != null && chargeStandard.ChargeProjectID.HasValue)
                            {
                                //收费项目
                                expStudentCharge = expStudentCharge.And(x => x.ChargeProjectID == chargeStandard.ChargeProjectID);
                            }

                            //年级专业
                            Expression<Func<CF_Grademajor, bool>> expGrademajor = (x => true);
                            if (chargeStandard.GrademajorID != null && chargeStandard.GrademajorID.HasValue)
                            {
                                expGrademajor = expGrademajor.And(x => x.GrademajorID == chargeStandard.GrademajorID);
                            }

                            //查询应收名单信息(业务主键：年级专业ID、缴费学年、收费项目ID)
                            var studentChargeList = ChargeStandardDAL.GetGradeMajorStudentChargeViewQueryAble(expStudentCharge, expGrademajor).ToList();
                            
                            if (studentChargeList != null && studentChargeList.Count() > 0)
                            {
                                //表示已存在应收名单
                                throw new Exception("已生成应收名单，如需修改请删除相关的应收名单信息");
                            }
                            else
                            {
                                //chargeStandard.GrademajorID = chargeStandardView.GrademajorID;
                                //chargeStandard.ChargeProjectID = chargeStandardView.ChargeProjectID;
                                //chargeStandard.ChargeYear = chargeStandardView.ChargeYear;
                                chargeStandard.Amount = chargeStandardView.Amount;
                                SetModifyStatus(chargeStandard);
                            }
                        }
                    }
                    else
                    {
                        //表示新增
                        EC_ChargeStandard chargeStandard = new EC_ChargeStandard();
                        chargeStandard.ChargeStandardID = Guid.NewGuid();
                        chargeStandard.GrademajorID = chargeStandardView.GrademajorID;
                        chargeStandard.ChargeProjectID = chargeStandardView.ChargeProjectID;
                        chargeStandard.ChargeYear = chargeStandardView.ChargeYear;
                        chargeStandard.Amount = chargeStandardView.Amount;
                        SetNewStatus(chargeStandard, (int)SYS_STATUS.USABLE);
                        UnitOfWork.Add(chargeStandard);
                    }
                }
                else
                {
                    throw new Exception("已存在相同的收费标准，请核查");
                }

                //事务提交
                UnitOfWork.Commit();

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

        /// <summary>
        /// 删除(当选择删除的信息中存在的应收名单时，无法删除)
        /// </summary>
        /// <param name="chargeStandardIDs"></param>
        /// <returns></returns>
        public bool ChargeStandardDelete(List<Guid> chargeStandardIDs)
        {
            try
            {
                //查询收费标准信息List
                var chargeStandardList = ChargeStandardDAL.ChargeStandardRepository
                        .GetList(x => chargeStandardIDs.Contains(x.ChargeStandardID)).ToList();

                //年级专业IDList
                var gradeMajorIDList = chargeStandardList.Where(x => !string.IsNullOrEmpty(x.GrademajorID.ToString()))
                        .Select(x => x.GrademajorID).ToList();

                //缴费学年IDList
                var chargeYearIDList = chargeStandardList.Where(x => !string.IsNullOrEmpty(x.ChargeYear.ToString()))
                        .Select(x => x.ChargeYear).ToList();

                //收费项目IDList
                var chargeProjectIDList = chargeStandardList.Where(x => !string.IsNullOrEmpty(x.ChargeProjectID.ToString()))
                        .Select(x => x.ChargeProjectID).ToList();

                //年级专业
                Expression<Func<CF_Grademajor, bool>> expGrademajor = (x => true);
                if (gradeMajorIDList != null && gradeMajorIDList.Count() > 0)
                {
                    expGrademajor = expGrademajor.And(x => gradeMajorIDList.Contains(x.GrademajorID));
                }

                //应收名单
                Expression<Func<EC_StudentCharge, bool>> expStudentCharge = (x => true);
                if (chargeYearIDList != null && chargeYearIDList.Count() > 0)
                {
                    //缴费学年
                    expStudentCharge = expStudentCharge.And(x => chargeYearIDList.Contains(x.ChargeYear));
                }
                if (chargeProjectIDList != null && chargeProjectIDList.Count() > 0)
                {
                    //收费项目
                    expStudentCharge = expStudentCharge.And(x => chargeProjectIDList.Contains(x.ChargeProjectID));
                }

                //查询应收名单信息(业务主键：年级专业ID、缴费学年、收费项目ID)
                var studentChargeList = ChargeStandardDAL.GetGradeMajorStudentChargeViewQueryAble(expStudentCharge, expGrademajor).ToList();

                //注：由于用户会选择多条信息进行删除
                //目前的删除逻辑暂时不处理更进一步的删除操作（如：同时存在可删除、不可删除的信息）
                if (studentChargeList != null && studentChargeList.Count() > 0)
                {
                    //表示已存在应收名单
                    throw new Exception("选择删除的信息中存在相应的应收名单，如需删除，请删除相关的应收名单信息。");
                }
                else
                {
                    UnitOfWork.Delete<EC_ChargeStandard>(x => chargeStandardIDs.Contains(x.ChargeStandardID));
                }

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

        /// <summary>
        /// 收费标准验证(业务主键：年级专业ID、缴费学年、收费项目ID)
        /// </summary>
        /// <param name="chargeStandardID"></param>
        /// <param name="grademajorID"></param>
        /// <param name="chargeYearID"></param>
        /// <param name="chargeProjectID"></param>
        /// <returns></returns>
        public string GetVerification(Guid? chargeStandardID, Guid? grademajorID, int? chargeYearID, Guid? chargeProjectID)
        {
            //查询数据库进行验证(需排除自己)
            var chargeStandard = ChargeStandardDAL.ChargeStandardRepository.GetList(x => x.ChargeStandardID != chargeStandardID 
                    && x.GrademajorID == grademajorID 
                    && x.ChargeYear == chargeYearID 
                    && x.ChargeProjectID == chargeProjectID)
                    .SingleOrDefault();

            if (chargeStandard == null)
            {
                //数据有误验证
                if (chargeStandardID.HasValue && chargeStandardID != Guid.Empty)
                {
                    chargeStandard = ChargeStandardDAL.ChargeStandardRepository.GetList(x => x.ChargeStandardID == chargeStandardID)
                            .SingleOrDefault();
                    if (chargeStandard == null)
                    {
                        return "数据有误，请核查";
                    }
                    else
                    {
                        return "成功";
                    }
                }
                else
                {
                    return "成功";
                }
            }
            else
            {
                return "已存在相同的收费标准";
            }
        }
    }
}