How to restore build.gradle and .Gradle folder

Question

When I was trying to solve an issue with Android Studio I accidentally deleted .Gradle folder at the top of the project and build.gradle from within the app. I will post a scree

Answer 1

I copied both from a different project and pasted them in my project. That didn't solve the problem and I imported the project File->new->import project but that only created a duplicate within my project. I closed the project and deleted it from the list of project in Android studio. Then I created a project by importing it from Android Studio Projects folder. It took forever stuck in the gradle build and I have to restart AS manually. Now I have all my files and the project is compiling as it should.