headless_lms_models::user_exercise_states

Function get_user_exercise_state_if_exists

Source 
pub async fn get_user_exercise_state_if_exists(
    conn: &mut PgConnection,
    user_id: Uuid,
    exercise_id: Uuid,
    course_or_exam_id: CourseOrExamId,
) -> ModelResult<Option<UserExerciseState>>