MIAMI — As you cycle through the most credible mock drafts, just as NBA scouts cycle through them, the disconnect is undeniable. Almost each of those mock drafts is based on the needs and outlook of the team drafting in each spot, be it positional or standing as a contender or rebuild. Yet just about every — if not every — draft planner for his respective team will insist that the process has to be about the best available player, regardless of position, regardless of age. “At the end of the day,” said Adam Simon, the Heat’s vice president of basketball operations and assistant general manager, “I know it’s cliche, I know we’ve heard it a million times.