What is third-party payment?

Introduction to the three-party payment channel
First, choose the payment method that suits you
Choose different payment methods for different scenarios, choose H5 payment on the mobile terminal, scan code payment or online banking payment on the PC terminal.Many novices did not choose the right one. For example, WeChat mobile payment should choose WeChat H5 payment, but he chose to pay with WeChat public account H5, and he would not be able to access it later.

Second, understand the third-party payment process
Know how your system interacts with the third-party system, this is very important and easy to be ignored, because this is not clear, and the next is the biggest problem, basically the firstThe three-party payment platforms all provide payment interaction diagrams. The payment platforms are generally the same, that is, to call the payment platform's order interface, users go to them to complete the payment, and then transfer back to their own system after the payment is successful.

3. Understand the payment development process
Apply for a merchant payment account and configure related payment information, domain name information, RSA signature information, etc., and prepare account key information for program development.
Fourth, download the third-party platform payment documents and payment demo

According to the payment method and your own system, choose the corresponding payment document and the corresponding development language demo. Some official demos also have problems. Either the code is incomplete or redundant. It is best to find some simple ones developed by individuals.demo.The docking time can be greatly shortened.

5. Synthesize request business data and callback business data verification
Encrypt and sign the request data according to the document, and synthesize the request data to obtain the third-party callback data verification data. Once the request data and the callback data are obtained orSynthesis can also save tests, which can reduce testing time.

Six, quick access
If it is an open source system, try to choose payment plug-ins, such as open source systems, magento, ecshop payment plug-ins, which greatly shorten the access time, mainly to understand how to install plug-ins and configure plug-ins.
7. Teamwork, provide docking interface documents for the front-end
The back-end and the third-party payment platform are well connected, try not to test with the front-end joint debugging, you can use the ios scheme or write some simple demos yourself, and thenProvide the front-end program with the interfaces he said he needs, such as the ordering interface, the payment success query interface (basically all required), and give it in the form of a document and call the demo to reduce the team communication time.