How to display folder structure in tree view using ado.net mvc

Question

Scan any local drive of the machine. Scan each file and folder resides on that drive. Display progress bar while scanning files and folder during the process. Bifurcate the extension and file size of each scanned file and get stored in the database. Also, provides facilities that stored the whole location of the file so that all folder(file) structure can be load into Treeview.