using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EMIS.CommonLogic.SystemServices;
using EMIS.ViewModel;

namespace EMIS.ExtensionLogic.ServiceLogic.GraduationManage
{
    public class GraduationListServices : EMIS.CommonLogic.GraduationManage.GraduationManage.GraduationListServices
    {
        /// <summary>
        /// 流水号生成Services
        /// </summary>
        public Lazy<ISerialNumberServices> SerialNumberServices { get; set; }

        /// <summary>
        /// 流程结束跳转函数（工作流平台中配置）
        /// 注：毕业审核通过需对毕业证书编号进行生成（东莞理工学院）
        /// 生成规则：学校代码+办学类型Value(1位)+毕业年份+培养层次类型Code(2位)+6位流水号
        /// 例如：学校代码+成人高等继续教育+毕业年份+专科或本科+6位流水号,11819+2+2016+05或06+000001
        /// </summary>
        /// <param name="graduationApplyIDList"></param>
        /// <param name="userID"></param>
        public override void OnApproveEnd(List<Guid> graduationApplyIDList, Guid? userID)
        {
            ////更新对应的学生信息（如：在校状态、学籍状态、毕业日期）
            //base.OnApproveEnd(graduationApplyIDList, userID);
            
            //查询对应的毕业申请信息List
            var graduationApplyList = GraduationApplyDAL.GraduationApplyRepository
                    .GetList(x => graduationApplyIDList.Contains(x.GraduationApplyID), (x => x.CF_Student)).ToList();
            //查询对应的毕业申请信息ViewList
            var graduationApplyViewList = GraduationApplyDAL
                    .GetGraduationApplyViewQueryable(x => graduationApplyIDList.Contains(x.GraduationApplyID)).ToList();
            //查询毕业学期对应的毕业学期信息List
            var graduatingSemesterIDList = graduationApplyList.Select(x => x.GraduatingSemesterID).ToList();
            var graduateSchoolyearList = GraduationApplyDAL.GraduateSchoolyearRepository
                    .GetList(x => graduatingSemesterIDList.Contains(x.SchoolyearID)).ToList();

            //更新对应的学生信息（如：在校状态、学籍状态、毕业日期、毕业证书编号）
            foreach (var graduationApply in graduationApplyList)
            {
                graduationApply.CF_Student.InSchoolStatusID = (int)CF_InschoolStatus.Graduation;
                graduationApply.CF_Student.StudentStatus = (int)CF_StudentStatus.Graduation;
                //查询对应的毕业申请信息View
                var graduationApplyView = graduationApplyViewList
                        .Where(x => x.GraduationApplyID == graduationApply.GraduationApplyID).SingleOrDefault();
                //毕业证书编号生成(学校代码+办学类型Value(1位)+毕业年份+培养层次类型Code(2位)+6位流水号)
                var graduateCardNoPrefix = string.Format("{0}{1}{2}{3}", graduationApplyView.UniversityCode,
                        graduationApplyView.SchoolTypeID ?? null,
                        graduationApplyView.GraduationYear ?? null,
                        graduationApplyView.EducationCode ?? null);
                graduationApply.CF_Student.GraduateCardNo = SerialNumberServices.Value.SetSN(graduateCardNoPrefix, 6);
                //毕业日期
                foreach (var graduateSchoolyear in graduateSchoolyearList)
                {
                    if (graduationApply.GraduatingSemesterID == graduateSchoolyear.SchoolyearID)
                    {
                        graduationApply.CF_Student.GraduateDate = graduateSchoolyear.GraduateDate;
                    }
                }

                this.SetModifyStatus(graduationApply.CF_Student);
            }
            var updateStudentList = graduationApplyList.Select(x => x.CF_Student).ToList();
            this.UnitOfWork.BatchUpdate(updateStudentList);
        }

    }
}