using System;
using Nancy;
using Learun.Util;
using System.Collections.Generic;
using Learun.Application.TwoDevelopment.EducationalAdministration;
using System.Linq;

namespace Learun.Application.WebApi
{
    /// <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：2023-06-05 17:06 
    /// 描 述：线上选修选课 
    /// </summary> 
    public class LessonInfoOfElectiveOnlineApi : BaseNoAuthentication
    {
        private LessonInfoOfElectiveOnlineIBLL lessonInfoOfElectiveOnlineIbll = new LessonInfoOfElectiveOnlineBLL();
        private StuSelectLessonListOfElectiveOnlineIBLL stuSelectLessonListOfElectiveOnlineIBLL = new StuSelectLessonListOfElectiveOnlineBLL();
        private StuInfoBasicIBLL stuInfoBasicIBLL = new StuInfoBasicBLL();
        LessonInfoIBLL lessonInfoIbll = new LessonInfoBLL();
        EmpInfoIBLL empInfoIbll = new EmpInfoBLL();
        private LessonInfoIBLL lessonInfoIBLL = new LessonInfoBLL();

        /// <summary> 
        /// 注册接口 
        /// <summary> 
        public LessonInfoOfElectiveOnlineApi()
            : base("/Learun/LessonInfoOfElectiveOnline")
        {
            Get["/pagelist"] = GetPageList;
            Get["/studentpagelist"] = StudentGetPageList;
            Get["/form"] = GetForm;
            Post["/Cancel"] = Cancel;
            Post["/SignIn"] = SignIn;
            Post["/SignInByMobile"] = SignInByMobile;
            Post["/GetApplyResult"] = GetApplyResult;
        }

        /// <summary>
        /// 判断队列结果
        /// </summary>
        /// <param name="_"></param>
        /// <returns></returns>
        private Response GetApplyResult(dynamic _)
        {
            dynamic parameter = this.GetReqData<dynamic>();
            string keyValue = parameter.keyValue;
            string account = parameter.StuNo;
            //学员信息
            var stuInfoBasicEntity = stuInfoBasicIBLL.GetStuInfoBasicEntityByStuNo(account);
            if (stuInfoBasicEntity == null)
            {
                return Success(new { msg = "当前学员不存在！" });
            }
            //课程信息
            var olpeEntity = lessonInfoOfElectiveOnlineIbll.GetLessonInfoOfElectiveOnlineEntity(keyValue);
            if (olpeEntity == null)
            {
                return Success(new { msg = "当前课程不存在！" });
            }

            //当前学员本学期是否有报名课程：每学期一门
            //var sslleEntity = stuSelectLessonListOfElectiveOnlineIBLL.GetStuSelectLessonListOfElectiveOnlineEntityByStuNo(account, "");
            //if (sslleEntity != null)
            //{
            //    if (sslleEntity.OLPEId != keyValue && sslleEntity.Status != 3)
            //    {
            //        return Success("已存在报名课程，每学期只能选择一门选修课！如需报名其他课程请先取消。");
            //    }
            //    if (sslleEntity.Status == 1)
            //    {
            //        return Success("报名审核中，请耐心等待！");
            //    }
            //    else if (sslleEntity.Status == 2)
            //    {
            //        return Success("已存在报名成功的课程，只能选择一门选修课！");
            //    }

            //}
            //else
            //{
            //    //所选课程的报名人数是否已满
            //    var aa = stuSelectLessonListOfElectiveOnlineIBLL.GetStuSelectLessonListOfElectiveOnlineListByOLPEId(keyValue);
            //    var aaa = aa.Count(x => x.Status == 1 || x.Status == 2);
            //    if (aaa >= olpeEntity.StuNumMax)
            //    {
            //        return Success("当前课程报名人数已满，请选择其他课程！");
            //    }
            //}

            //每学期两门（几门根据系统配置文件值确定）
            var sslleEntity = stuSelectLessonListOfElectiveOnlineIBLL.GetStuSelectLessonListOfElectiveOnlineEntityByStuNo(account, keyValue);
            if (sslleEntity != null)
            {
                if (sslleEntity.Status == 1)
                {
                    return Success(new { msg = "当前课程报名审核中，请耐心等待！" });
                }
                else if (sslleEntity.Status == 2)
                {
                    return Success(new { msg = "当前课程已报名成功！" });
                }
            }
            else
            {
                //所选课程的报名人数是否已满
                var aa = stuSelectLessonListOfElectiveOnlineIBLL.GetStuSelectLessonListOfElectiveOnlineListByOLPEId(keyValue);
                var aaa = aa.Count(x => x.Status == 1 || x.Status == 2);
                if (aaa >= olpeEntity.StuNumMax)
                {
                    return Success(new { msg = "当前课程报名人数已满，请选择其他课程！" });
                }
                //每学期最多两门
                var sslleList = stuSelectLessonListOfElectiveOnlineIBLL.GetStuSelectLessonListOfElectiveOnlineListByStuNo(account);
                var sslleListOfNow = sslleList.Where(x => x.AcademicYearNo == olpeEntity.AcademicYearNo && x.Semester == olpeEntity.Semester);
                var sslleListOfNow1 = sslleListOfNow.Where(x => x.Status == 1 || x.Status == 2);
                if (sslleListOfNow1.Count() >= Config.GetValue("OnlineElectiveLessonApplyMax").ToInt())
                {
                    return Success(new { msg = "每学期最多选择" + Config.GetValue("OnlineElectiveLessonApplyMax").ToInt() + "门线上选修课！" });
                }
                //相同时间不能报名
                if (!string.IsNullOrEmpty(olpeEntity.LessonSection) && sslleListOfNow1.Where(x => x.LessonSection == olpeEntity.LessonSection).Any())
                {
                    //相同时间不能报名
                    return Success(new { msg = "本学期此时间段已有报名的选修课！" });
                }

            }

            return Fail("正在提交，请等待！");
        }

        #region  获取数据 

        /// <summary> 
        /// 获取页面显示列表分页数据 
        /// <summary> 
        /// <param name="_"></param> 
        /// <returns></returns> 
        public Response GetPageList(dynamic _)
        {
            ReqPageParam parameter = this.GetReqData<ReqPageParam>();
            var data = lessonInfoOfElectiveOnlineIbll.GetPageListOfStudent(parameter.pagination, parameter.queryJson).OrderByDescending(x => x.AcademicYearNo).ThenByDescending(x => x.Semester).ThenBy(x => x.LessonNo).ThenBy(x => x.EmpNo);
            var jsonData = new
            {
                rows = data,
                total = parameter.pagination.total,
                page = parameter.pagination.page,
                records = parameter.pagination.records
            };
            return Success(jsonData);
        }
        public Response StudentGetPageList(dynamic _)
        {
            ReqPageParam parameter = this.GetReqData<ReqPageParam>();
            var data = stuSelectLessonListOfElectiveOnlineIBLL.GetPageList(parameter.pagination, parameter.queryJson).OrderByDescending(x => x.AcademicYearNo).ThenByDescending(x => x.Semester).ThenBy(x => x.LessonNo).ThenBy(x => x.EmpNo);
            var jsonData = new
            {
                rows = data,
                total = parameter.pagination.total,
                page = parameter.pagination.page,
                records = parameter.pagination.records
            };
            return Success(jsonData);
        }
        /// <summary> 
        /// 获取表单数据 
        /// <summary> 
        /// <param name="_"></param> 
        /// <returns></returns> 
        public Response GetForm(dynamic _)
        {
            string keyValue = this.GetReqData();
            var Data = lessonInfoOfElectiveOnlineIbll.GetLessonInfoOfElectiveOnlineEntity(keyValue);

            var jsonData = new
            {
                data = Data,
            };
            return Success(jsonData);
        }
        #endregion

        #region  提交数据 

        /// <summary> 
        /// 删除实体数据 
        /// <param name="_"></param> 
        /// <summary> 
        /// <returns></returns> 
        public Response Cancel(dynamic _)
        {
            dynamic parameter = this.GetReqData<dynamic>();
            string keyValue = parameter.keyValue;
            string account = parameter.StuNo;
            //学员信息
            var stuInfoBasicEntity = stuInfoBasicIBLL.GetStuInfoBasicEntityByStuNo(account);
            if (stuInfoBasicEntity == null)
            {
                return Fail("当前学员不存在！");
            }
            //课程信息
            var olpeEntity = lessonInfoOfElectiveOnlineIbll.GetLessonInfoOfElectiveOnlineEntity(keyValue);
            if (olpeEntity == null)
            {
                return Fail("当前课程不存在！");
            }
            //当前学员是否已经报名该课程
            var sslleEntity = stuSelectLessonListOfElectiveOnlineIBLL.GetStuSelectLessonListOfElectiveOnlineEntityByStuNo(account, keyValue);
            if (sslleEntity != null)
            {
                if (sslleEntity.Status != 2)
                {
                    stuSelectLessonListOfElectiveOnlineIBLL.DeleteEntity(sslleEntity.Id);
                    return Success("取消成功");
                }
                else
                {
                    return Fail("取消失败，当前课程已报名成功！");
                }
            }
            else
            {
                return Fail("当前课程未报名，无需取消！");
            }
        }
        /// <summary>
        /// 报名
        /// </summary>
        /// <param name="_"></param>
        /// <returns></returns>
        public Response SignIn(dynamic _)
        {
            //dynamic parameter = this.GetReqData<dynamic>();
            //string keyValue = parameter.keyValue;
            //string account = parameter.StuNo;

            var parameter = this.GetReq<SignModel>();
            string keyValue = parameter.keyValue;
            string account = parameter.StuNo;

            SignUpOnlineHelper.Instance.Start();
            //进队列
            SignUpOnlineHelper.AddQueue(account, keyValue);

            return Success("操作成功");
        }
        public Response SignInByMobile(dynamic _)
        {
            dynamic parameter = this.GetReqData<dynamic>();
            string keyValue = parameter.keyValue;
            string account = parameter.StuNo;

            SignUpOnlineHelper.Instance.Start();
            //进队列
            SignUpOnlineHelper.AddQueue(account, keyValue);

            return Success("操作成功");
        }

        #endregion

        #region  私有类 

        /// <summary> 
        /// 表单实体类 
        /// <summary> 
        private class ReqFormEntity
        {
            public string keyValue { get; set; }
            public string strEntity { get; set; }
        }
        /// <summary>
        /// 报名模型
        /// </summary>
        private class SignModel
        {
            public string keyValue { get; set; }
            public string StuNo { get; set; }
        }
        #endregion

    }
}