public List <List <String> > getPrecourse(String courseName)
{
List <List <String> > preCourseSet = new List <List <String> >();
if (!CourseNameApi.existsByCourseName(courseName))
{
return(null);
}
else
{
List <String> temp = getPrecouseName(courseName);
List <String> temp1 = new List <String>();
List <String> temp2 = new List <String>();
preCourseSet.Add(temp);
foreach (String i in temp)
{
temp1 = getPrecouseName(i);
foreach (String j in temp1)
{
if (!temp2.Contains(j))
{
temp2.Add(j);
}
}
}
preCourseSet.Add(temp2);
}
return(preCourseSet);
}
public List <String> getCoursesName(List <CourseRelation> courseRelations)
{
List <String> temp = new List <String>();
foreach (CourseRelation courseRelation in courseRelations)
{
temp.Add(CourseNameApi.findByCourseNameID(courseRelation.preCourseNameID).courseName);
}
return(temp);
}
public List <String> getPrecouseName(String courseName)
{
if (!CourseNameApi.existsByCourseName(courseName))
{
return(null);
}
else
{
int?couseId = CourseNameApi.findByCourseName(courseName).courseNameID;
List <CourseRelation> courseRelations = CourseRelationApi.findByCourseNameID(couseId);
return(getCoursesName(courseRelations));
}
}
public String getCourseName(int courseId)
{
//fragile
return(CourseNameApi.findByCourseNameID(int.Parse(CourseInfoApi.findByCourseID(courseId).courseName)).courseName);
}
public List <CourseAndClassList> currentCourseByStudentId(int studentId)
{
//fragile
int month = DateTime.Now.Month + 1;
int year = DateTime.Now.Year;
if (month <= 2)
{
year--;
}
String semester = "";
if (month >= 3 && month <= 8)
{
semester = "春季";
}
else
{
semester = "秋季";
}
List <Takes> takesList = TakesApi.findByStudentID(studentId);
List <CourseClass> courseClasses = new List <CourseClass>();
foreach (Takes takes in takesList)
{
courseClasses.Add(CourseClassApi.getByID(takes.courseClassID));
}
List <CourseAndClassList> courseAndClassLists = new List <CourseAndClassList>();
foreach (CourseClass courseClass in courseClasses)
{
CourseInfo courseInfo = CourseInfoApi.findByCourseID(courseClass.courseID);
if (courseInfo.courseYear.Equals(year) && courseInfo.courseSemester.Equals(semester))
{
courseAndClassLists.Add(new CourseAndClassList(courseInfo, courseClass, CourseNameApi.findByCourseNameID(int.Parse(courseInfo.courseName)).courseName));
}
}
return(courseAndClassLists);
}
/*public List<UnratedChapter> getUnratedChapters(int classId)
* {
* List<UserInfo> userInfos = CourseService.getStudentsByClassID(classId);
* List<ChapterNode> chapterNodes = ChapterContentApi.findByCourseID(CourseClassApi.getByID(classId).courseID);
* List<ChapterNode> chapterNodeList = new List<ChapterNode>();
* foreach (ChapterNode chapterNode in chapterNodes)
* {
* if (chapterNode.exerciseTitle != null)
* chapterNodeList.Add(chapterNode);
* }
* List<UnratedChapter> unratedChapters = new List<UnratedChapter>();
* foreach (ChapterNode chapterNode in chapterNodeList)
* {
* foreach (UserInfo userInfo in userInfos)
* {
* StudentChapter studentChapter = StudentChapterApi.findByChapterIDAndStudentID(chapterNode.id, userInfo.userID);
* if (studentChapter != null)
* {
* int? temp = studentChapter.scored_2;
* if (temp != null)
* {
* if (temp == 0)
* {
* unratedChapters.Add(new UnratedChapter(chapterNode, userInfo.userID));
* break;
* }
* }
* }
* }
* }
* return unratedChapters;
* }
*
*/
public List <CourseAndClassList> currentCourseByTeacherId(int teacherId)
{
//fragile
int month = DateTime.Now.Month + 1;
int year = DateTime.Now.Year;
if (month <= 2)
{
year--;
}
String semester = "";
if (month >= 3 && month <= 8)
{
semester = "春季";
}
else
{
semester = "秋季";
}
List <CourseInfo> courseInfos = CourseInfoApi.findByTeacherIDAndCourseYearAndCourseSemester(teacherId, year, semester);
List <CourseAndClassList> courseAndClassLists = new List <CourseAndClassList>();
foreach (CourseInfo courseInfo in courseInfos)
{
courseAndClassLists.Add(new CourseAndClassList(courseInfo, CourseClassApi.findByCourseID(courseInfo.courseID), CourseNameApi.findByCourseNameID(int.Parse(courseInfo.courseName)).courseName));
}
return(courseAndClassLists);
}
