434 lines
18 KiB
C#
434 lines
18 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Data;
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using Song.Entities;
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namespace Song.ServiceInterfaces
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{
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/// <summary>
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/// 课程管理
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/// </summary>
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public interface ICourse : WeiSha.Common.IBusinessInterface
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{
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#region 课程管理
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/// <summary>
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/// 添加课程
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/// </summary>
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/// <param name="entity">业务实体</param>
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void CourseAdd(Course entity);
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/// <summary>
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/// 批量添加课程，可用于导入时
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/// </summary>
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/// <param name="orgid">机构id</param>
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/// <param name="sbjid">专业id</param>
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/// <param name="names">名称，可以是用逗号分隔的多个名称</param>
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/// <returns></returns>
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Course CourseBatchAdd(int orgid, int sbjid, string names);
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/// <summary>
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/// 是否已经存在课程
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/// </summary>
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/// <param name="orgid">机构id</param>
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/// <param name="sbjid">专业id</param>
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/// <param name="pid">上级id</param>
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/// <param name="name"></param>
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/// <returns></returns>
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Course CourseIsExist(int orgid, int sbjid, int pid, string name);
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/// <summary>
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/// 修改课程
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/// </summary>
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/// <param name="entity">业务实体</param>
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void CourseSave(Course entity);
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/// <summary>
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/// 是否为直播课
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/// </summary>
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/// <param name="couid"></param>
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/// <returns></returns>
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bool IsLiveCourse(int couid);
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/// <summary>
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/// 是否为直播课
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/// </summary>
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/// <param name="couid"></param>
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/// <param name="check">校验，如果为true，则检索课程下所有章节，有直播章节，则课程为直播课程</param>
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/// <returns></returns>
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bool IsLiveCourse(int couid, bool check);
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/// <summary>
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/// 增加课程浏览数
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/// </summary>
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/// <param name="num"></param>
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/// <returns></returns>
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int CourseViewNum(Course entity, int num);
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/// <summary>
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/// 增加课程浏览数
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/// </summary>
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/// <param name="couid"></param>
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/// <param name="num"></param>
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/// <returns></returns>
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int CourseViewNum(int couid, int num);
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/// <summary>
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/// 删除课程
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/// </summary>
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/// <param name="entity">业务实体</param>
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void CourseDelete(Course entity);
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/// <summary>
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/// 删除，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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void CourseDelete(int identify);
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/// <summary>
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/// 获取单一实体对象，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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/// <returns></returns>
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Course CourseSingle(int identify);
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/// <summary>
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/// 获取课程名称，如果为多级，则带上父级名称
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/// </summary>
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/// <param name="identify"></param>
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/// <returns></returns>
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string CourseName(int identify);
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/// <summary>
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/// 获取所有课程
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/// </summary>
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/// <param name="orgid">所在机构id</param>
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/// <param name="thid">教师id</param>
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/// <param name="isUse"></param>
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/// <returns></returns>
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List<Course> CourseAll(int orgid, int sbjid, int thid, bool? isUse);
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/// <summary>
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/// 某个课程的学习人数
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/// </summary>
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/// <param name="couid">课程id</param>
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/// <param name="isAll">是否取全部值，如果为false，则仅取当前正在学习的</param>
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/// <returns></returns>
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int CourseStudentSum(int couid, bool? isAll);
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/// <summary>
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/// 清除课程的内容
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/// </summary>
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/// <param name="identify"></param>
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void CourseClear(int identify);
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/// <summary>
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/// 获取指定个数的课程列表
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/// </summary>
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/// <param name="orgid">所在机构id</param>
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/// <param name="sbjid">专业id，等于0取所有</param>
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/// <param name="thid">教师id</param>
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/// <param name="pid">上级课程ID</param>
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/// <param name="isUse"></param>
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/// <param name="count">取多少条记录，如果小于等于0，则取所有</param>
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/// <returns></returns>
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List<Course> CourseCount(int orgid, int sbjid, int thid, int pid, string sear, bool? isUse, int count);
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List<Course> CourseCount(int orgid, int sbjid, string sear, bool? isUse, int count);
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/// <summary>
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/// 获取指定个数的课程列表
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/// </summary>
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/// <param name="orgid">机构id</param>
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/// <param name="sbjid">专业id</param>
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/// <param name="thid">教师id</param>
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/// <param name="islive">是否有直播课</param>
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/// <param name="sear"></param>
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/// <param name="isUse"></param>
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/// <param name="count"></param>
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/// <returns></returns>
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List<Course> CourseCount(int orgid, int sbjid, int thid, bool? islive, string sear, bool? isUse, int count);
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/// <summary>
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/// 获取指定个数的课程列表
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/// </summary>
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/// <param name="orgid">所在机构id</param>
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/// <param name="sbjid">专业id，等于0取所有</param>
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/// <param name="sear"></param>
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/// <param name="isUse"></param>
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/// <param name="order">排序方式，def:默认，先推荐，然后按访问量倒序;flux：按访问量倒序;tax：按自定义排序要求;new:按创建时间，最新发布在前面;rec:按推荐，先推荐，然后按tax排序</param>
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/// <param name="count"></param>
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/// <returns></returns>
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List<Course> CourseCount(int orgid, int sbjid, string sear, bool? isUse, string order, int count);
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/// <summary>
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/// 课程数量
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/// </summary>
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/// <param name="orgid">机构id</param>
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/// <param name="sbjid">专业id</param>
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/// <param name="thid">教师id</param>
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/// <returns></returns>
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int CourseOfCount(int orgid, int sbjid, int thid);
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/// <summary>
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/// 当前课程下是否有子级
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/// </summary>
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/// <param name="orgid"></param>
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/// <param name="couid"></param>
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/// <param name="isUse"></param>
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/// <returns></returns>
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bool CourseIsChildren(int orgid, int couid, bool? isUse);
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/// <summary>
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/// 分页获取
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/// </summary>
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/// <param name="orgid"></param>
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/// <param name="thid"></param>
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/// <param name="isUse"></param>
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/// <param name="searTxt"></param>
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/// <param name="size"></param>
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/// <param name="index"></param>
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/// <param name="countSum"></param>
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/// <returns></returns>
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List<Course> CoursePager(int orgid, int thid, bool? isUse, string searTxt, int size, int index, out int countSum);
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/// <summary>
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/// 查询我相关的课程
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/// </summary>
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/// <param name="orgid"></param>
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/// <param name="sbjid"></param>
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/// <param name="searTxt"></param>
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/// <param name="order"></param>
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/// <param name="size"></param>
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/// <param name="index"></param>
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/// <param name="countSum"></param>
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/// <returns></returns>
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List<Course> CoursePager(int orgid, int sbjid, string searTxt, string order, int size, int index, out int countSum);
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/// <summary>
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/// 分页获取
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/// </summary>
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/// <param name="orgid"></param>
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/// <param name="sbjid"></param>
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/// <param name="thid"></param>
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/// <param name="isUse"></param>
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/// <param name="searTxt"></param>
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/// <param name="order">排序方式，默认null按排序顺序，flux流量最大优先</param>
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/// <param name="size"></param>
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/// <param name="index"></param>
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/// <param name="countSum"></param>
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/// <returns></returns>
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List<Course> CoursePager(int orgid, int sbjid, int thid, bool? isUse, string searTxt, string order, int size, int index, out int countSum);
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/// <summary>
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/// 分页获取
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/// </summary>
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/// <param name="orgid"></param>
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/// <param name="sbjid">专业id,多个id用逗号分隔</param>
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/// <param name="isUse"></param>
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/// <param name="searTxt"></param>
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/// <param name="order">排序方式，def:默认，先推荐，然后按访问量倒序;flux：按访问量倒序;tax：按自定义排序要求;new:按创建时间，最新发布在前面;rec:按推荐，先推荐，然后按tax排序</param>
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/// <param name="size"></param>
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/// <param name="index"></param>
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/// <param name="countSum"></param>
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/// <returns></returns>
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List<Course> CoursePager(int orgid, string sbjid, bool? isUse, string searTxt, string order, int size, int index, out int countSum);
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/// <summary>
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/// 分页获取
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/// </summary>
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/// <param name="orgid"></param>
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/// <param name="sbjid"></param>
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/// <param name="isUse"></param>
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/// <param name="isLive">是否是直播课</param>
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/// <param name="searTxt"></param>
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/// <param name="order"></param>
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/// <param name="size"></param>
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/// <param name="index"></param>
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/// <param name="countSum"></param>
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/// <returns></returns>
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List<Course> CoursePager(int orgid, string sbjid, bool? isUse, bool? isLive, string searTxt, string order, int size, int index, out int countSum);
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/// <summary>
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/// 将当前项目向上移动；仅在当前对象的同层移动，即同一父节点下的对象这前移动；
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/// </summary>
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/// <param name="id"></param>
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/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
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bool CourseUp(int id);
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/// <summary>
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/// 将当前项目向下移动；仅在当前对象的同层移动，即同一父节点下的对象这前移动；
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/// </summary>
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/// <param name="id"></param>
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/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
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bool CourseDown(int id);
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#endregion
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#region 课程购买
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/// <summary>
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/// 购买课程
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/// </summary>
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/// <param name="stc">学生与课程的关联对象</param>
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Student_Course Buy(Student_Course stc);
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/// <summary>
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/// 购买课程
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/// </summary>
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/// <param name="stid">学员id</param>
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/// <param name="couid">课程id</param>
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/// <param name="price">价格项</param>
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/// <returns></returns>
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Student_Course Buy(int stid, int couid, Song.Entities.CoursePrice price);
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/// <summary>
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/// 免费学习
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/// </summary>
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/// <param name="stid">学习ID</param>
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/// <param name="couid">课程ID</param>
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/// <returns></returns>
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Student_Course FreeStudy(int stid, int couid);
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/// <summary>
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/// 免费学习
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/// </summary>
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/// <param name="stid">学习ID</param>
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/// <param name="couid">课程ID</param>
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/// <param name="start">免费时效的开始时间，如果为空，则不记录开始时间</param>
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/// <param name="end">免费时效的结束时间</param>
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/// <returns></returns>
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Student_Course FreeStudy(int stid, int couid, DateTime? start, DateTime end);
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/// <summary>
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/// 学员是否购买了该课程
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/// </summary>
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/// <param name="couid">课程id</param>
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/// <param name="stid">学员Id</param>
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/// <param name="state">0不管是否过期，1必须是购买时效内的，2必须是购买时效外的</param>
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/// <returns>返回课程</returns>
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Course IsBuyCourse(int couid, int stid, int state);
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/// <summary>
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/// 学员是否购买了该课程
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/// </summary>
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/// <param name="couid">课程id</param>
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/// <param name="stid">学员id</param>
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/// <returns></returns>
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bool IsBuy(int couid, int stid);
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/// <summary>
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/// 课程试用，默认试用一百年
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/// </summary>
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/// <param name="stid">学员id</param>
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/// <param name="couid">课程id</param>
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Student_Course Tryout(int stid, int couid);
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/// <summary>
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/// 是否试用该课程
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/// </summary>
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/// <param name="couid"></param>
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/// <param name="stid"></param>
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/// <returns></returns>
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bool IsTryout(int couid, int stid);
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/// <summary>
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/// 直接学习该课程
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/// </summary>
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/// <param name="couid">课程id</param>
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/// <param name="stid">学员id</param>
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/// <returns>如果是免费或限时免费、或试学的课程，可以学习并返回true，不可学习返回false</returns>
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bool Study(int couid, int stid);
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/// <summary>
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/// 学生购买课程的记录项
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/// </summary>
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/// <param name="stid">学员Id</param>
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/// <param name="couid">课程id</param>
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/// <returns></returns>
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Student_Course StudentCourse(int stid, int couid);
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/// <summary>
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/// 取消课程学习，直接删除购买记录
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/// </summary>
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/// <param name="stid"></param>
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/// <param name="couid"></param>
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void DelteCourseBuy(int stid, int couid);
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/// <summary>
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/// 学员购买的该课程
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/// </summary>
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/// <param name="stid">学员Id</param>
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/// <param name="sear">用于检索的字符</param>
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/// <param name="state">0不管是否过期，1必须是购买时效内的，2必须是购买时效外的</param>
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/// <param name="istry">是否试用，为null时取所有</param>
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/// <param name="count">取多少条</param>
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/// <returns></returns>
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List<Course> CourseForStudent(int stid, string sear, int state, bool? istry, int count);
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#endregion
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#region 课程关联管理（与学生或教师）
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/// <summary>
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/// 获取选学人数最多的课程列表，从多到少
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/// </summary>
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/// <param name="orgid">机构Id</param>
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/// <param name="sbjid">专业id</param>
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/// <param name="count">取多少条</param>
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/// <returns></returns>
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DataSet CourseHot(int orgid, int sbjid, int count);
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/// <summary>
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/// 某个学生是否正在学习某个课程
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/// </summary>
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/// <param name="stid"></param>
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/// <param name="couid"></param>
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/// <returns></returns>
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bool StudyIsCourse(int stid, int couid);
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/// <summary>
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/// 购买
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/// </summary>
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/// <param name="stid">学生Id</param>
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/// <param name="couid">课程id</param>
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/// <returns></returns>
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void CourseBuy(int stid, int couid, float money, DateTime startTime, DateTime endTime);
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/// <summary>
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/// 获取某个教师关联的课程
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/// </summary>
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/// <param name="thid"></param>
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/// <param name="count"></param>
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/// <returns></returns>
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List<Course> Course4Teacher(int thid, int count);
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/// <summary>
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/// 学习某个课程的学员
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/// </summary>
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/// <param name="couid"></param>
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/// <param name="stname"></param>
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/// <param name="stmobi"></param>
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/// <param name="size"></param>
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/// <param name="index"></param>
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/// <param name="countSum"></param>
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/// <returns></returns>
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Accounts[] Student4Course(int couid, string stname, string stmobi, int size, int index, out int countSum);
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#endregion
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#region 价格管理
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/// <summary>
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/// 添加价格记录
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/// </summary>
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/// <param name="entity">业务实体</param>
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void PriceAdd(CoursePrice entity);
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/// <summary>
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/// 修改价格记录
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/// </summary>
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/// <param name="entity">业务实体</param>
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void PriceSave(CoursePrice entity);
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/// <summary>
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/// 删除价格记录
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/// </summary>
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/// <param name="entity">业务实体</param>
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void PriceDelete(CoursePrice entity);
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/// <summary>
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/// 删除，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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void PriceDelete(int identify);
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/// <summary>
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/// 删除，按全局唯一标识
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/// </summary>
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/// <param name="uid"></param>
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void PriceDelete(string uid);
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/// <summary>
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/// 将产品价格写入到课程所在的表，取第一条价格
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/// </summary>
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/// <param name="uid">课程UID</param>
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void PriceSetCourse(string uid);
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/// <summary>
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/// 获取单一实体对象，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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/// <returns></returns>
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CoursePrice PriceSingle(int identify);
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/// <summary>
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/// 获取价格记录
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/// </summary>
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/// <param name="couid"></param>
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/// <param name="uid"></param>
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||
/// <param name="isUse"></param>
|
||
/// <param name="count"></param>
|
||
/// <returns></returns>
|
||
CoursePrice[] PriceCount(int couid, string uid, bool? isUse, int count);
|
||
/// <summary>
|
||
/// 将当前项目向上移动；仅在当前对象的同层移动，即同一父节点下的对象这前移动；
|
||
/// </summary>
|
||
/// <param name="id"></param>
|
||
/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
|
||
bool PriceUp(int id);
|
||
/// <summary>
|
||
/// 将当前项目向下移动；仅在当前对象的同层移动，即同一父节点下的对象这前移动；
|
||
/// </summary>
|
||
/// <param name="id"></param>
|
||
/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
|
||
bool PriceDown(int id);
|
||
#endregion
|
||
}
|
||
}
|