👉 The Foreground request is used to bring to the ‘Viva.com Terminal’ application to the foreground when desired.
The client app must implement a mechanism to send messages using iOS intents and URI calls and to receive the result in a custom URI callback.
Foreground request originating from the client app to bring ‘Viva.com Terminal’ application to foreground.
Foreground request
For a typical Foreground request, the client app must provide the following information:
Field
Description
Example
scheme
The Viva's custom URL scheme, the host and the version.
'vivapayclient://pay/v1'
merchantKey
The merchant's key
Deprecated: you may pass any value
'SG23323424EXS3'
appId
The client app id
'com.example.myapp'
action
Foreground request
foreground
callback
The URI callback that will handle the result.
'interapp-callback://result'
Response
No response is sent back
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