public string Save(CourseAssign courseAssign)
{
if (courseAssignGateway.IsSubjectExsists(courseAssign))
{
return("The Course is already Assigned");
}
else
{
float Credit = Convert.ToSingle(courseAssignGateway.GetCourseId(courseAssign.CourseCode).Credit);
float AvailableCredit = Convert.ToSingle(courseAssignGateway.GetAvailableCreditByTeacherId(courseAssign.TeacherId).ReminingCredit);
float RemainingCredit = (AvailableCredit - Credit);
int rowAffect = courseAssignGateway.UpdateTeacher(courseAssign.TeacherId, RemainingCredit);
if (rowAffect > 0)
{
int affect = courseAssignGateway.Save(courseAssign);
if (affect > 0)
{
return("Save Successfully");
}
else
{
return("Failed");
}
}
else
{
return("Failed");
}
}
}
public string Save(AssignCourse assignCourse)
{
if (assignGateway.IsCourseAssignExists(assignCourse))
{
return("Already Assigned");
}
else
{
int rowAffected = assignGateway.Save(assignCourse);
if (rowAffected > 0)
{
return("Course Assigned successfully");
}
return("Failed");
}
}
public String Save(int did, int tid, int cid)
{
if (!courseAssignGateway.OverlapCourse(tid, cid))
{
if (!courseAssignGateway.AssignCourse(cid))
{
if (courseAssignGateway.Save(did, tid, cid) > 0)
{
return("Save Successfully");
}
else
{
return("Sory! Save Fail");
}
}
return("Course Alrady Assing");
}
return("Overlape Course");
}
public string Save(CourseAssign aCourseAssign)
{
bool check = aCourseAssignGateway.IsCourseAssigned(aCourseAssign.CourseId);
if (check != true)
{
aCourseAssign.RemainingCredit = aCourseAssign.RemainingCredit - aCourseAssign.CourseCredit;
int rowAffected = aCourseAssignGateway.Save(aCourseAssign);
if (rowAffected > 0)
{
return("Successfully Saved");
}
else
{
return("Saving failed");
}
}
return("Course Already Assigned");
}
public String Save(int did, int tid, int cid, decimal remainingCredit)
{
if (!courseAssignGateway.OverlapCourse(tid, cid))
{
if (!courseAssignGateway.AssignCourse(cid))
{
if (courseAssignGateway.Save(did, tid, cid, remainingCredit) > 0)
{
return("Save Successfully");
}
else
{
return("Sorry! Save Failed");
}
}
return("Course Already Assing");
}
return("Overlape Course");
}