Sharing some experience with Command Bus we introduced in our project.

1. Command bus
In practice
Marcin Hawraniak

2. About me
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3. Disclaimer
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4. Command Bus - why?
From ...

6. To...

9. HandlerCommand

11. Moving code from
Controller
To
Handler

13. Thin Controller

14. Command Bus - How?

15. Implementations

16. Implementations

17. Tactitian + Symfony

18. Getting started

19. Thin Controller

21. Single Responsibility

22. Handler
Command
Command Bus

25. Tactitian plugins - Custom Middlewares

26. Logging Middleware

28. Logging - assumptions

29. Logging - notes

31. Transaction Middleware

32. Transactions Middleware

33. Locker Class per Command

34. Locking Middleware - notes

36. Validation Middleware

38. Validation Middleware

39. Our handler - extracting validation

41. Validator Class per Command

43. Register middlewares

44. That handler...

47. Event Dispatcher

48. Event Dispatcher

54. Adding new Command

56. Other
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57. Summary

59. Summary
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60. Resources
● https://tactician.thephpleague.com/
● https://github.com/thephpleague/tactician-bundle
● https://matthiasnoback.nl/2015/01/a-wave-of-command-buses/
● http://symfony.com/app.php/doc/current/create_framework/event_dispatcher.html

61. Questions?
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62. Thank you <3