I would like to ask all the experts, how can this be achieved when users consume products in the mall and are given corresponding points. For example, if a product costs 100 yuan, they will receive 10 points. The points have independent points packages, and the points can be used to redeem other virtual products.

How to write such a points mall website?-PHP Chinese Network Q&A

I would like to ask all the experts. Users consume products in the mall and receive corresponding points. For example, if the product costs 100 yuan, they will receive 10 points. The points have independent points packages and the points can be used to redeem other virtual products. How to implement this? .