Avoiding the mud - Symfony Live London

Transcript

1. AVOIDING THE MUD by Richard Miller http://www.flickr.com/photos/burge5000/22568539/
2. @mr_r_miller http://www.richardmiller.co.uk
3. http://www.flickr.com/photos/brostad/8583990904
4. http://www.flickr.com/photos/dominik99/384027019
5. http://www.flickr.com/photos/jasmeet/2158002974
6. Bundles For Everything? http://www.flickr.com/photos/jarkel/2288176
7. Separate Domain Model From Bundles http://www.flickr.com/photos/30666161@N05/3705814710
8. HumanResourcesBundle
9. HumanResourcesBundle HumanResources
10. HumanResourcesBundle HumanResources
11. http://www.flickr.com/photos/26582481@N08/3040936355 Enough?
12. Still Tightly Coupled
13. AbsenceEntity Request Absence Form Cancel Absence Form Approve Absence Form Change Absence Type Form
14. Sensio\HumanResources\Absence\AbsenceEntity: properties: reason: - NotBlank: { groups: [cancellation] } - Length: { max: 300, groups: [cancellation] }
15. AbsenceEntity Request Absence Form Cancel Absence Form Approve Absence Form Change Absence Type Form Request Absence Command Cancel Absence Command Approve Absence Command Change Absence Type Command
16. What About Templates?
17. AbsenceEntity upcoming .html .twig details .html .twig calendar .html .twig unapproved .html .twig
18. {% if absence.endDate < date() %} past {% else %} absence.status {% endif %} getDisplayStatus() AbsenceEntity getEndDate() getStatus()
19. {% if absence.endDate < date() %} past {% else %} absence.status {% endif %} getDisplayStatus() AbsenceEntity getEndDate() getStatus()
20. {{ absence.displayStatus }} getDisplayStatus() AbsenceEntity getEndDate() getStatus() getDisplayStatus()
21. {{ absence.displayStatus }} getDisplayStatus() AbsenceEntity getEndDate() getStatus() getDisplayStatus()
22. AbsenceEntity Request Absence Form Cancel Absence Form Approve Absence Form Change Absence Type Form Absence View upcoming .html .twig details .html .twig calendar .html .twig unapproved .html .twig
23. AbsenceEntity Request Absence Form Cancel Absence Form Approve Absence Form Change Absence Type Form Absence View upcoming .html .twig details .html .twig calendar .html .twig unapproved .html .twig getStatus()
24. Unapproved Absence View Calendar View AbsenceEntity Request Absence Form Cancel Absence Form Approve Absence Form Change Absence Type Form Upcoming Absences View Absence Details View upcoming .html .twig details .html .twig calendar .html .twig unapproved .html .twig
25. SRP
26. Behaviour Not State
27. Request Absence Controller Absence Entity setReason($reason) setStatus(AbsenceEntity::CANCELLED) setCancellationDate(new DateTime()) Cancel Absence Command getReason()
28. Request Absence Controller Absence Entity cancel($reason) Cancel Absence Command getReason()
29. Cancel Absence Command Absence Entity Validate internal consistency Validate user input
30. CancelAbsenceComm andHandler Cancel Absence Command Handler AbsenceEntity cancel($reason) handle($command) Request Absence Controller Absence Entity cancel($reason) Cancel Absence Command
31. Infrastructure?
32. Absence Repository (Interface) findById($id) findUpcomingByMember($member) findAllByMember($member) Doctrine ORM Absence Repository Doctrine ODM Absence Repository Guzzle Client Absence Repository Infrastructure Domain
33. AbsenceEntity Absence Repository Domain Bundle Service Config Infrastructure Doctrine ORM Absence Repository Mapping Config
34. Absence Repository (Interface) findById($id) findUpcomingByMember($member) findAllByMember($member) add(AbsenceEntity $absence)
35. Events
36. OnUpdate Event AbsenceEntity Dispatches
37. OnUpdate Event AbsenceEntity Dispatches
38. Absence Cancelled Event Cancel Absence Command Handler Dispatches
39. Absence Cancelled Event In Memory Listener Immediate Action Place In Messaging Queue Listens
40. Absence Cancelled Event Flush Listener Listens Absence Approved Event Domain Infrastructure Listens
41. Separating Commands From Queries
42. Command Command Handler Entity Datastore
43. Datastore View Datastore View Datastore Command Command Handler Entity Event
44. Datastore View Datastore View Datastore Command Command Handler Entity View Template Event
45. Separating Bundles Horizontally
46. Non-application Specific Code
47. HumanResources CustomLoggingBundle HumanResourcesBundle
48. HumanResourcesBundle HumanResources CustomLoggingBundle CustomLogging CustomLoggingBundle CustomLoggingBundle CustomLogging HumanResourcesBundle
49. HumanResources CustomLoggingBundle CustomLogging CustomLoggingBundle CustomLoggingBundle CustomLogging If it must! HumanResourcesBundle
50. HumanResources CustomLoggingBundle CustomLogging CustomLoggingBundle CustomLoggingBundle CustomLogging HumanResourcesBundle
51. Separating By Context
52. AbsencePlannerBundle AbsencePlanner CustomLoggingBundle CustomLogging CustomLoggingBundle RecruitmentBundle Recruitment
53. Message Queue/REST AbsencePlannerBundle AbsencePlanner CustomLoggingBundle CustomLogging CustomLoggingBundle RecruitmentBundle Recruitment
54. CustomLoggingBundle CustomLogging CustomLoggingBundle RecruitmentBundle Recruitment Off the shelf Package Message Queue/REST Message Queue/REST AbsencePlannerBundle AbsencePlanner
55. Separate Commonality
56. AbsencePlannerBundle AbsencePlanner RecruitmentBundle Recruitment AbsencePlannerBundle AbsencePlanner CustomLoggingBundle CustomLogging CustomLoggingBundle RecruitmentBundle Recruitment User Management
57. != Staff Member Entity User Entity
58. AbsencePlannerBundle AbsencePlanner AbsencePlannerBundle AbsencePlanner CustomLoggingBundle CustomLogging CustomLoggingBundle RecruitmentBundle Recruitment UserManagementBundle
59. Now?
60. http://www.flickr.com/photos/mtsofan/8313606885
61. https://github.com/beberlei/litecqrs-php http://behat.org/
62. http://williamdurand.fr/ http://verraes.net/#blog http://www.whitewashing.de/
63. QUESTIONS?