Method isStudentOnOptionalLevel

app/models/Classroom.js:422–424

(studentID, courseID, levelOriginal)

    }

    isStudentOnOptionalLevel (studentID, courseID, levelOriginal) {
      return Classroom.isModifierActiveForStudent(this.attributes, studentID, courseID, levelOriginal, 'optional')
    }

    isStudentOnSkippedLevel (studentID, courseID, levelOriginal) {
      const lockedByTeacher = Classroom.isModifierActiveForStudent(this.attributes, studentID, courseID, levelOriginal, 'locked')