What part of Step 2 are you stuck on? Do you know JavaScript and just need help tweaking the details? Or are you unfamiliar with coding and don’t know where to start?
If you are writing a script and need help debugging, try posting your code and screenshots of your base and screenshots of running your code.
If you do not have code, are you interested in learning to code, or do you just want working code? If you just want working code, do you have budget to hire someone to write the code for you?