API Reference

Card Balance View Flutter Plugin

Document explain the process of integrating the flutter card balance view plugin

Card Balance View Flutter Plugin

This package is used to get the balance of the card associated with card91 card holders. This package directly communicates to Card91 SDK.

Features

Package directly communicate with the SDK (secured platform) to get the balance of the card

Getting started

Add the widget package on your pubspec version
$ flutter pub add card91_plugin

Use this package as a library

Depend on it
Run this command:
With Flutter:
$ flutter pub add card91_plugin

This will add a line like this to your package's pubspec.yaml (and run an implicit flutter pub get):
dependencies:card91_plugin: (updated version)

Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.

Import it
Now in your Dart code, you can use:
import 'package:card91_plugin/card91_flutter_library.dart';

Usage

Open the widget by passing the required parameter to use it. Check out the below code snippet for the same.
Sample code below

import 'package:card91_plugin/card91_flutter_library.dart';
Container(
      child:Card91CardBalanceWidget(
  		cardId: "cardId", // CardId of card holder
      token: "auth_token", // Auth token of the card holder
      env: "PROD_SANDBOX", // "PROD_SANDBOX" for production sandbox and "PROD" for production
      templateId: "", // template id provided
      onDataResponse:(String type, String payload ){
      // received payment and event type of any action or event
      print("type"+ type);
    })
 )

Input parameter for CardViewItemWidget

NameTypeRequiredDescription
cardIdstringtruecardId which has been received form login token service . Refer customer service SDK for getting the card holder card Id and other details.
tokenstringtrueAuth Token which has been received form login token service . Refer customer service SDK for getting the card holder card Id and other details.
envstringtruebased on env base url for webview will change eg. PROD, PROD_SANDBOX
templateIdstringtruetemplate id as provided
onDataResponseFunctiontrueAdd a call back function to receive the error & success event

Basic call back event type

Event NameDescription
c91_WALLET_SCREEN_SUCCESSCalled when the server-side APIs load successfully and Card balance is show without any error
C91_WALLET_AUTHENTICATION_FAILURECall back event type when client is passing incorrect or expired auth token.
C91_WALLET_API_FAILURECall back event type when wallet api fails to get the successfully response
C91_WALLET_MISSING_PARAMETERCall back event type when client is not passing any required/blank parameter .
C91_WALLET_SERVER_FAILURECall back event type when there is server service exception with error code 500 to 599
C91_WALLET_SCREEN_INITIALISEDCalled when the server-side card view SDK loads successfully.