Anroid chatting and file sharing system

I want to create anroid chatting application meanwhile user is chatting with others user must be able to share files, and it must have a facebook sharing button to share file which is uploaded by the user I think best way to develop this application is to use google cloud services Here is some example: [login to view URL] [login to view URL] I want these kind of interface including chat and file sharing tab except other tabs I want to have project with source code which you will be develop using eclips IDE If you have already created these kind of application you can also send me with the source code money guaranteed!!! quick responses welcome Thank you!