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Android Integrating PayTM Gateway – ECommerce App

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Expert App Devs
Android Integrating PayTM Gateway – ECommerce App

What is Paytm?


Paytm is the most important cellular commerce platform and virtual pockets enterprise. It has a big consumer base of around three hundred million and average transactions of five million per day. All virtual bills may be made thru Paytm like cellular recharges, power payments, credit playing cards, and so forth. Almost the whole lot under the earth is included in Paytm is fast, reliable, and greater reachable charge answer.


Paytm additionally gives a price gateway solution that may be integrated into the net and cellular apps with UPI, debit/ credit card, net banking, and Paytm wallet fee options.


Overview of PayTM Payment Lifecycle


Finishing the checkout involves a wide variety of calls between the app, backend, and Paytm server. Below is the lifecycle of a transaction from initiation to price crowning glory.


1. Getting ready order: Once the patron selects the items, the cart items could be sent to the backend server. This will insert a new order row or update a current row in DB and generate particular order identification. This order identity needs to be unique each time a user is redirected to the Paytm payment display, otherwise Paytm throws replica order identification mistakes.


2. Order id & checksum: The following step is to generate a checksum thinking about the order identification. The checksum has to be generated considering the required fields and service provider identification.


3. Redirecting to Paytm: once the checksum is generated, a user could be redirected to the Paytm price display displaying multiple price alternatives like debit/credit score card, pockets, internet banking, and so on., on this step, if the generated checksum is wrong, the user will be redirected back to the app with mistakes status.


4. Bank transaction: the user completes the payment by deciding on the alternatives supplied. Here Paytm takes care of speaking with the financial institution and finishing the fee.


5. Verifying transaction: once the transaction is completed, it needs to be confirmed on the backend also to avoid fraudulent transactions. Right here the backend server makes a curl request to the Paytm server to verify the transaction fame.


6. Order popularity: the transaction status is received from the backend and suitable order popularity is shown to the consumer.


Integrating Paytm gateway

In real-life situations, building an e-trade app needs the right structure and taking safety precautions. This article aims to provide an explanation for the flow as simple as possible. So I’ve built what's important to complete the payment gateway integration. Integrating Paytm (or some other gateway) includes the under steps.

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