I would like to implement the following. I would like only as much electricity to be produced from solar as was fed into the power grid yesterday. After that, the inverters should be switched off. I have connected my Hoymiles inverter to HA. I measure the electricity fed in with a Shelly EM.
This forum is not ruled by an AI that will give you code based upon (approximate) requests 
What did you try?
Show your existig automations.
What is blocking you?