Where to find a clear guide on the management and configuration of the Magus? (Pathfinder: Kingmaker)

Why is the Magus hits with the sword, and only a spell if it is long-range?Brand pereputanyi descriptions of the abilities of the Magus does not give the answer to the question: what are the buttons to control it, how to enable it to beat, for example a sword and acid arrow at the same time, dumb and strange (IMHO) a character with low accuracy and damage. magical impact, for example: well, what action should it take to fill the weapon part of his hand?