In this class we covered how to make a offline-first app using the same REST API. We also looked in how to use Flow.js more

1. Jump into React-
Native 6/6
Waqqas Jabbar
6th July 2018

2. What you learned previously
1. REST API
2. Redux-Saga

3. 1. Offline syncing
What you will learn today

4. What you will do today
● Make offline-first app
● Add functionality to sync each task with server
● Add local flags to determine the state of each task
○ _synced: (boolean) Whether this row is synced with server or not
○ _deleted: (boolean) Whether this row is deleted by the user or not
● Other flags
○ id: Identifier of the task on server. Used to determine if the task is synced with server or not

5. Challenges
● Handling all use cases is difficult
● Different use case when in offline/online
● Testing requires physical device

6. Set App Icon
● https://github.com/dwmkerr/app-icon

7. Reference
● https://github.com/rtfeldman/seamless-immutable
● https://github.com/kolodny/immutability-helper
● https://github.com/gnestor/react-native-statusbar-alert
● https://developer.mozilla.org/en-
US/docs/Web/JavaScript/Reference/Global_Objects/Object
● https://developer.mozilla.org/en-
US/docs/Web/JavaScript/Reference/Global_Objects/Array
● https://github.com/dwmkerr/app-icon