Unleashing Hyperdrive

Transcript

1. Hyperdrive API Client in Swift

2. None

3. Traditionally

4. "Move fast and break things" Mark Zuckerberg, Facebook

5. "Each version will remain for at least 2 years from

   release." Facebook
6. None
7. None

8. Move Fast, Break Nothing

9. Designing API by exposing implementation details

10. API Evolvability

11. Ability to change implementation details

12. Learn about controls, relations and transitions at run-time

13. Adding new features

14. Remove features

15. Ability to change implementation details 4 Change fields used in

    forms 4 Change validation of attributes in forms 4 Change URIs of resources (/polls/{id} -> / questions/{slug}) 4 Change HTTP methods (PUT -> PATCH) 4 Change the content-type

16. Teach Clients Semantic meaning of the Domain

17. Don’t hard-code implementation details

18. Hyperdrive

19. hyperdrive(apiary: "pollsapi")

20. hyperdrive(blueprint: "https://polls.apiblueprint.org/")

21. hyperdrive(apiary: "pollsapi") { result in // Explore API feature availability

    }

22. hyperdrive.enter("https://polls.apiblueprint.org/") { result in // Explore API feature availability }

23. Representor

24. if let questions = representor.links["questions"] { // The API offered

    us a link to questions } else { // Gracefully handle when this feature is missing }

25. hyperdrive.request(questions) { result in }

26. representor.links

27. representor.transitions

28. if let create = representor.transitions["create"] { // API supports creation

    } else { // Feature is missing // Let's not show the create button in our UI }

29. let attributes = [ "question": "Favourite language?", "choices": [ "Swift",

    "Ruby", "Python", ] ] hyperdrive.request(create, attributes) { }

30. create.attributes

31. None

32. create.validate(["email": "kyle"]) ❌

33. create.validate(["email": "kyle@apiary.io"]) ✅

34. None
35. None

36. Change our API

37. Demo

38. Hyperdrive

39. Hyperdrive β

40. None

41. kyle fuller kyle @ apiary.io