Create Interface Web for shared files (drive)

Question

Hi,

I want to create an web application that can create a dynamic interface like google drive,dropbox,...

In this interface i can :

- create directories

- create file into directories

- Create and List Files (word,excel,powerpoint)

- Share Files with other users (This app must be deployed in a Cloud for Share)

 

I'm looking for an examples (codes,videos, ...)

 

Thanks Lot