Fixing bug with not adding existing hashtag to post object

Author: mjovanc

src/main/java/org/kryptokrona/hugin/repository/HashtagRepository.java

@@ -18,6 +18,8 @@ public interface HashtagRepository extends JpaRepository<Hashtag, Long> {
 
 	boolean existsHashtagByName(String name);
 
+	Hashtag findHashtagByName(String name);
+
 	// @Query(value = "", nativeQuery = true)
 	// Page<Hashtag> findAllTrending(Pageable pageable);
 

src/main/java/org/kryptokrona/hugin/service/HashtagService.java

@@ -68,6 +68,18 @@ public Hashtag getById(long id) {
 		return null;
 	}
 
+	public Hashtag getByName(String name) {
+		if (hashtagRepository.existsHashtagByName(name)) {
+			Hashtag hashtag = hashtagRepository.findHashtagByName(name);
+			logger.info("Hashtag found with name: " + name);
+			return hashtag;
+		}
+
+		logger.info("Unable to find hashtag with name: " + name);
+
+		return null;
+	}
+
 	public boolean existsByName(String hashtagName) {
 		return hashtagRepository.existsHashtagByName(hashtagName);
 	}

src/main/java/org/kryptokrona/hugin/service/PostService.java

@@ -109,10 +109,13 @@ public void save(Post post) {
 
                 var hashtagName = matcher.group().replaceAll("#", "");
 
-                // create one if it doesn't already exist in db
+                // find the hashtag object if it already exists and put it in hashtagList
                 if (hashtagService.existsByName(hashtagName)) {
                     logger.debug("Hashtag already exists in db, skipping.");
+                    var hashtagObj = hashtagService.getByName(hashtagName);
+                    hashtagList.add(hashtagObj);
                 } else {
+                    // create a new hashtag and put in hashtagList
                     var hashtagObj = new Hashtag();
                     hashtagObj.setName(hashtagName);
                     hashtagService.save(hashtagObj);