This document explains the sync logic used in the trace mobile app.
Syncing in the trace mobile app is the process that updates the data between the trance mobile app and the trance backend. Since the app supports offline features we have to update new data from the app to the backend and vice versa.
Sync types
Sync types are defined with which types of data are syncing.
Company details
project details
New farmers
New cards
Buy transactions
Send transactions
Transaction invoices
Updated farmers
Product list
Buyer list
Farmer list
Transaction list
Batch list
Sync variables
Sync variables are the redux variables used to track sync process and used as universal variables that can access anywhere from the app.
syncStage
- current sync stage value - initial value is 0.syncInProgress
- boolean value show that syncing is on progress or not - initial value is false.syncSuccessfull
- boolean value show that current syncing is successfully completed not.
Sync stages
Syncing is done with 3 different stages.
Stage 1: Initial sync
Stage 2: Transaction sync
Stage 3: Normal sync
1. Initial sync
Initial sync is happens on onboarding screen and it starts after login and user details APIs.
When initial sync starts syncStage
is updated to 1 and syncInProgress
updated to true.
Initial sync starts from company details API and end on farmer list API. After initial sync user is user will get continue option on onboarding screen to go to home page.
Then syncStage
is updated to 2, syncInProgress
to false and, syncSuccessfull
to true.
Company details:
Fetching company details and updated the response in userCompanyDetails
redux state.