In this talk Sergio del Amo will show you how to: Create conference websites with Wordpress custom post types and custom fields Use a Groovy Android library to consume your Wordpress’s generated JSON API Develop a simple Android App with Groovy which shows the conference data. After this talk you will be able to jump into development for Android with Groovy and consume easily custom Wordpress backends

1. HOW TO CREATE A CONFERENCE
ANDROID APP WITH GROOVY
AND WORDPRESS?

2. SERGIO DEL AMO
ME@SERGIODELAMO.COM
@SDELAMO

3. GROOVYCALAMARI.COM
A “weekly” curated email
newsletter full of
interesting, relevant links
about the Groovy
Ecosystem

4. GR8CONFAGENDA
GOOGLEPLAY

5. https://play.google.com/store/apps/details?id=com.botconf.ggx

6. https://play.google.com/store/apps/details?id=com.botconf.greach

7. AUDIENCE BACKGROUND
▸ WORDPRESS AFICIONADO?
▸ WORDPRESS DEVELOPERS?
▸ ANDROID DEVELOPERS?
▸ GROOVY DEVELOPERS?

8. SMALL ( < 20 EMPLOYEES )
MEDIUM-BIG ( > 20 EMPLOYEES )

9. WHY?

10. IS IT POSSIBLE TO HIRE
GROOVY DEVELOPERS FOR
A START-UP?

13. SHOPTIMIX PROFILE?

14. IS GROOVY TOO
NICHE?

15. TEXT

16. TEXT

19. TEXT

20. DOES GROOVY NEED
TO BE IN THE TOP 10?

21. GROOVY CAN BE
ANDROID’ SWIFT

22. WORDPRESS

23. WHY WORDPRESS?

25. POWERS 25% OF ALL
SITES ACROSS THE WEB
WORDPRESS
SOURCE W3TECHS

26. CHEAP HOSTING

27. PRODUCT IS USER
FRIENDLY

28. PRODUCT IS
FLEXIBLE

29. LOTS OF PLUGINS!

30. HOW TO CREATE A
CONFERENCE APP
POWERED BY WORPRESS?

33. CUSTOM POST TYPES
▸ CONGRESS
▸ SPEAKER
▸ TALK

42. HTTP://EXAMPLE.COM/WP-JSON/POSTS?TYPE=TALK

44. ANDROID

45. https://github.com/groovy/groovy-android-gradle-plugin

46. http://mariogarcia.github.io/grooid-templates/
https://github.com/rvanderwerf/grooid-templates

47. SQLite
ENTITIES
grooid_wpapi
Activities
Fragments
Adapters
USE CASES
INTERFACE
ADAPTERS
BotConf grooid_wpapi

48. REFRESH
▸ BACKGROUND TASK TO
DOWNLOAD JSON
▸ UPDATE LOCAL
DATABASE
▸ NOTIFY UI OF CHANGES
IN THE DATABASE AND
DISPLAY CHANGES

49. https://github.com/Arasthel/SwissKnife

51. GROOID_WPAPI
▸ https://github.com/sdelamo/grooid-wpapi

57. ADAPTER PATTERN
▸ CONVERTS THE INTERFACE OF A CLASS INTO ANOTHER
INTERFACE THE CLIENTS EXPECT. ADAPTERS LETS
CLASSES WORK TOGETHER THAT COULDN’T OTHERWISE
BECAUSE OF INCOMPATIBLE INTERFACES
SOURCE HEAD FIRST PATTERNS

59. GROOID_WPAPI
void loadConferenceData { List<IConference> conferences,
List<ISpeaker> speakers,
List<ITalk> talks ->
}
JSON PAYLOAD
void fetchAllPosts(String url, String type, Closure customFields) {
List<WPAPIPost> posts ->
}
SpeakerWPAPIPostAdapter SpeakeTalkWPAPIPostAdapter
class RemoteRepositoryUseCase implements IRemoteRepository

60. PAGINATION

61. STRING INTERPOLATION

62. JAVA
GROOVY

63. GROOVY WITH OPERATOR

64. AgendaSessionTimeHeader <IAgendaSession>
TalkCard <IAgendaSession>
AgendaSessionTimeHeader <IAgendaSession>
AgendaSessionTimeHeader <IAgendaSession>
TalkCard <IAgendaSession>
TalkCard <IAgendaSession>
TalkCard <IAgendaSession>

66. CHRONOLOGICAL
ORDER
REVERSE
CHRONOLOGICAL
ORDER
12 Dec 2014
11 Dec 2014
13 Dec 2013
12 Dec 2013
14 Dec 2015
15 Dec 2015

68. SPOCK ON ANDROID
▸ https://github.com/pieces029/android-spock

70. JAVA
GROOVY

71. SHARED PREFERENCES

72. TRAITS

74. MAIN ACTIVITY
TALK ACTIVITY

77. ASTSHTTPS://GITHUB.COM/MARIOGARCIA/MGUG-ANDROID

78. FROM:

79. TO:

80. CHALLENGES

81. MULTI-DEX IS A NIGHTMARE
▸ Android 64k method limit
METHOD COUNT COMPARISION
0
7500
15000
22500
30000
OKHTTP IO.FABRIC GSON RETROFIT GROOVY ANDROID
SOURCE: HTTPS://GITHUB.COM/GROOVY/GROOVY-ANDROID-GRADLE-PLUGIN/ISSUES/65

82. ANDROID STUDIO
SUPPORT

83. CALL TO ACTION

84. WORK IN PROGRESS
▸ GROOID_WPAPI (https://github.com/sdelamo/grooid-wpapi)
▸ BOTCONF (https://github.com/sdelamo/botconf)

85. CODE ANDROID
PROJECTS ON GROOVY

86. GROOVYCALAMARI.COM
A “weekly” curated email
newsletter full of
interesting, relevant links
about the Groovy
Ecosystem

87. ?