在电子商务网站上计算产品排名的算法/公式（基于以下标准）

I have been Working on algorithms and formulas to find out a score for the products available on my ecommerce website.Basically, I want to calculate some kind of score to rank the products when a user searches it. I'll give some background on the criteria i am planning to define to calculate the ranking:I have been Working on algorithms and formulas