Building Solid and Maintainable Php Applications Using Ddd and Messaging with Ecotone Framework

Each business has its set of problems that developers need to solve. In DDD, those problems describe how the business works and the user flows - the so-called Problem Space. On the other side, when we want to provide functionality by writing the code to solve those problems, this is Solution Space. DDD is about those two things. We need to have a problem in order to apply a solution.