Timer http request

so i have a problem i want to make an automatic fish feeder app with help of an HTTP request wich sends an request to my ESP8266 to let a motor cicle and let it feed fish i already made a button in the app called: ‘‘Feed Now’’ what already works cuz if i click it the motor spins but now i want to add some extra functionality i want that there is an extra button called: ‘‘schedule’’ when i click it an clock will appear where i can set a time in when it is that time it should send a http request i tried litteraly everything but i dont get it to work can someone help me out?

Hello @thijmenkroon1ch1opn welcome to the community!
Maybe this community post will help
Internet Of Things - Questions about Thunkable / BLE / BlueTooth - Community