How to separate business logic from game logic?

Question

Game development

At the moment, everything in my project is mixed together. (everything consists of modules, the only thing is they are at least somehow grouped into folders)

What are the practical solutions for separating Business logic from game logic?

And tell us how this process works in your company.

Answer 1

Hire the right architect. Get ready for the fact that it's cheaper to rewrite everything to hell than to refactor the code.

Answer 2

1. Bob Martin "Clean Architecture"
2. Entity-Component-System