Getting Started

Convenient Checkout Gateway (CCG) provides flexible options for integrating payment capabilities into your application.

You can choose between a low code Widget integration or direct API integration for fine grained customization, depending on your business/technical needs.

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Capabilities

(1) Payment

Supports 'payment using stored payment method(s)', 'one-time payments', and the option to 'pay and save' for future transactions.

(2) Wallet

Allows authenticated users to manage a personal wallet, streamlining the payment process.

A wallet is a collection of payment methods owned by an authenticated user

(3) Refund

Enables issuing of refunds for previous transactions and processing unlinked refunds.

(4) Migration

Facilitates the transfer of customer data and payment methods from existing systems to the CCG platform.

(5) Reporting

Generates reconciliation reports to track and verify transactions.

User Types

(1) AuthUser

AuthUser: An AuthUser (Authenticated User) is a user whom the system recognizes uniquely

• Payment options: Use stored payment methods, make one-time payments, and save payment details for future use.
• Wallet management: Ability to add, edit, delete, and set default payment methods.

(2) Agent

Agent: Merchant agents or back-office staff, who assist users or act on their behalf.

• Payment options: Utilize stored payment methods, make one-time payments, and save payment details.
• Wallet management: Add, edit, delete, and set default payment methods.
• Refunds: Initiate refunds on behalf of users.

(3) GuestUser

GuestUser: For guests or anonymous users:

• Payment option: Supports only one-time payments.

Merchants

(1) Merchant

Merchant: A merchant provides services to users and collects payments. CCG acts as an intermediary between the end-user and the merchant.

(2) Treasury

Treasury Team: Responsible for tracking and monitoring all transaction activities within the system.

Capabilities - User Types - Merchants

Plant UML code

' plantuml code
' Copy & paste this code block in https://www.planttext.com/

@startuml        
left to right direction    
  
' Define styles  

skinparam usecase<<main>> {  
  BackgroundColor LightGreen  
  BorderColor DarkGreen  
}  
  
' Define styles for primary actors  
skinparam actor {  
    BackgroundColor CornflowerBlue    
    BorderColor MidnightBlue  
    Shape component  
}  

' Primary actors        
actor User as user
actor "Authenticated user" as auth_user   
actor "Guest user" as guest_user  
actor Agent as agent
  
' Secondary actors        
actor Merchant as merchant #LightBlue   
actor Treasury as treasury_team #LightBlue    
  
' Use cases        
rectangle Capabilities {            
  usecase "Payment(s)" as payments <<main>>          
  usecase "Manage Wallet" as wallet <<main>>
  usecase "Add Payment Method" as add_payment_method <<include>>            
  usecase "Edit Payment Method" as edit_payment_method <<include>>            
  usecase "Delete Payment Method" as delete_payment_method <<include>>          
  usecase "View Payment Method(s)" as view_payment_methods <<include>>            
  usecase "Refund" as refunds <<main>>
  usecase "Reporting" as reporting <<main>>
  usecase "Migration" as migration <<main>>        
}  
  
' Generalization relationships        
auth_user --|> user        
guest_user --|> user        
agent --|> user    
  
' Associations between actors and use cases        
user -- wallet        
user -- payments      
wallet -- add_payment_method        
wallet -- edit_payment_method        
wallet -- delete_payment_method        
wallet -- view_payment_methods        
agent -- refunds        
reporting -- merchant        
migration -- merchant        
reporting -- treasury_team    
  
@enduml   

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Interaction Methods

Widget

A plug-and-play UI component that can be embedded into your website or application. The widget handles the payment flow, user authentication, and UI, reducing development effort and PCI compliance scope.

Supported Widget Modes

Widget Mode	User type supported	Supported Actions
PAYMENT	authUser, agent	Payment: One Time Payment, Pay and Store
PAYMENT	guestUser	Payment: One Time Guest Payment
PAYMENT_WITH_WALLET	authUser, agent	Payment: Payment with stored payment method(s) Wallet Management: Add, Edit, Remove Payment Method
PAYMENT_METHOD_ENTRY	authUser, agent	Wallet Management: Add Payment Method
WALLET	authUser, agent	Wallet Management: Add, Edit, Remove Payment Method
PAYMENT_METHOD_SELECT	authUser, agent	Wallet Management: Add Payment Method, Select Payment Method
PAYMENT_METHOD_DISPLAY	authUser, agent	Wallet Management: Display Payment Method

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Visual Illustration

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API

For businesses needing more control or custom experiences, CCG offers a comprehensive API. This allows you to build custom payment flows, manage wallets, and integrate advanced features.

API Access Levels

CCG's API supports multiple access levels to ensure security and proper segregation of duties:

Access Level	Scope Name	Description	Supported Actions
Merchant Scope	merchant	Making Payments	Payment (with Stored Card, Capture, Cancel, Refund), Wallet Management (Edit, Remove Method)
Wallet Management	merchant-wallet-management	Managing Wallets (find, retrieve, manage digital wallets)	Wallet Management (Retrieve, Edit, Remove Payment Method)
PCI (Self Service)	merchant-pci	For PCI-compliant merchants handling sensitive card data directly	One Time Pay, Pay And Store, Add Payment Method

Visual Illustration

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Note: Access to certain API levels may require additional onboarding or compliance verification.

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For more details on integration, see the Developer Guide and API Reference.