It's great that you are studying Chasidus. Remember, the main thing is to take action and spread it

Regarding your mood changes and struggles, remember that it's a slow process and takes time. Like in a war, there are sometimes setbacks that need to be utilized to find inner strength, which is the path to eventual victory https://www.torahrecordings.com/rebbe/igroskodesh/011/008/3465