Of course it'll affect on BTC price. This article will answer about your all confusing thought i guess. BTC halving created because of miners. Think if there is no miners mine bitcoin then how would you transaction bitcoin. So it's important to take care of miners profit. If you'll see past halving time then you can clearly understand that how much important halving is for affect on BTC price. But it's true also that hoping for unrealistic price is also a foolish thought.