public List<String> getSpecialLessons(String grade, String year) {
List<String> lessons = new ArrayList<String>();
lessons.addAll(standardSpecialLessons());
if (StringUtils.equalsIgnoreCase(grade, SIXTH_GRADE)
|| StringUtils.equalsIgnoreCase(grade, FIFTH_GRADE)) {
List<LessonPost> posts = postDAO.getByYearGradeLessonKeyword(year, grade, null);
for (LessonPost post : posts) {
String uuid = post.getUuid();
if (StringUtils.containsIgnoreCase(uuid, SPECIAL_TAG)) {
boolean contains = false;
for (String special : standardSpecialLessons()) {
if (StringUtils.containsIgnoreCase(uuid, special)) {
contains = true;
}
}
if (!contains) {
int index = uuid.indexOf(SPECIAL_TAG) + SPECIAL_TAG.length() + 1;
String name = uuid.substring(index);
lessons.add(name);
}
}
}
}
return lessons;
}
public List<String> getLessons(String grade, String year) {
List<String> lessons = new ArrayList<String>();
if (StringUtils.equalsIgnoreCase(grade, SIXTH_GRADE)) {
int hi_friends = 2;
for (String lesson : sixthGradeLessons()) {
lessons.add(HI_FRIENDS_PREFIX + hi_friends + CONJUNCTION + lesson);
}
} else if (StringUtils.equalsIgnoreCase(grade, FIFTH_GRADE)) {
int hi_friends = 1;
for (String lesson : fifthGradeLessons()) {
lessons.add(HI_FRIENDS_PREFIX + hi_friends + CONJUNCTION + lesson);
}
} else {
List<String> grades = Arrays.asList(StringUtils.split(grade, CONJUNCTION));
List<LessonPost> posts = postDAO.getByYearGradeLessonKeyword(year, grades, null);
for (LessonPost post : posts) {
String uuid = post.getUuid();
if (StringUtils.containsIgnoreCase(uuid, LESSONS_PREFIX)) {
int index = uuid.lastIndexOf(LESSONS_PREFIX) + LESSONS_PREFIX.length();
String name = uuid.substring(index);
lessons.add(name);
}
}
}
return lessons;
}
public LessonPost getPost(String lesson, String grade, String year) {
final String hash = year + grade + lesson;
if (cachedPosts.containsKey(hash)) {
return cachedPosts.get(hash);
}
List<String> grades = Arrays.asList(StringUtils.split(grade, CONJUNCTION));
List<LessonPost> posts = postDAO.getByYearGradeLessonKeyword(year, grades, lesson);
LessonPost post = null;
if (!posts.isEmpty()) {
post = posts.get(0);
}
cachedPosts.put(hash, post);
return post;
}