/// <summary>
/// 根据课程ID获取章节列表
/// </summary>
/// <param name="courseid">课程ID</param>
/// <returns></returns>
public static List<Entity.LessonEntity> GetCourseLessons(string courseid)
{
DataTable dt = new CourseDAL().GetCourseLessons(courseid);
List<Entity.LessonEntity> list = new List<Entity.LessonEntity>();
foreach (DataRow dr in dt.Select("PID=''"))
{
LessonEntity model = new LessonEntity();
model.FillData(dr);
List<Entity.LessonEntity> clist = new List<Entity.LessonEntity>();
foreach (DataRow cdr in dt.Select("PID='" + model.LessonID + "'"))
{
LessonEntity cmodel = new LessonEntity();
cmodel.FillData(cdr);
clist.Add(cmodel);
}
model.ChildLessons = clist;
list.Add(model);
}
return list;
}
/// <summary>
/// 根据课程ID获取章节列表
/// </summary>
/// <param name="courseid">课程ID</param>
/// <param name="pid">上级章节ID</param>
/// <returns></returns>
public static List<Entity.LessonEntity> GetCourseLessons(string courseid, string pid)
{
DataTable dt = new CourseDAL().GetCourseLessons(courseid, pid);
List<Entity.LessonEntity> list = new List<Entity.LessonEntity>();
foreach (DataRow dr in dt.Rows)
{
LessonEntity model = new LessonEntity();
model.FillData(dr);
list.Add(model);
}
return list;
}
/// <summary>
/// 根据ID获取章节实体
/// </summary>
/// <param name="lessonid">章节ID</param>
/// <returns></returns>
public static Entity.LessonEntity GetCourseLessonByID(string lessonid)
{
Entity.LessonEntity model = new LessonEntity();
DataTable dt = new DAL.CourseDAL().GetCourseLessonByID(lessonid);
if (dt.Rows.Count > 0)
{
model.FillData(dt.Rows[0]);
}
return model;
}