my fault lol. here is a step by step tutorial, building various kinds of views data you need, and keep service layer simple and clear at the same time. https:

my fault lol. here is a step by step tutorial, building various kinds of views data you need, and keep service layer simple and clear at the same time. https://github.com/allmonday/composition-oriented-development-pattern https://github.com/allmonday/composition-oriented-developmen... code is ready, documents of english version is still wip.