How to login in site then get http request?

Hello I want to get some datas from one site but that sites only shows datas after we login so In that case is there anyway to first login in that site then get http request using web component?

I don’t know if its possible or not and I am bad at explaining things so please try to understand and help me.

This depends on that site… probably this can help App Inventor Tutorials and Examples: Inject | Pura Vida Apps