You mention he is acting aggressively 'for no real reason'. People never act for no reason. Human behavior is driven by some purpose. Now, it may not be obvious to you what the purpose of his behavior is, but it is driven by some motivation. It is likely that he acts in an aggressive fashion when something he wants is obstructed in some way. Regardless, you should arrange for an evaluation. Begin with his pediatrician, and then likely he will need to be evaluated by a pediatric mental health professional. The nocturnal enuresis is nothing to worry about. Five-ten percent of children his age are still wet at night.
he is in gifted classes and loves the school work just not the socializing also