S7 edge Feed, Read message of whatsapp with screen off and slide edge free screen for show

I need an edge feed that works with samsun galaxy s7 edge, based on the SDK to create edges feed of Samsung, which provides Samsung developer(free).- That do the following: -When you slide your fingers on the edge with the screen off, this will light the edge and show the notifications of the messages that have arrived at whastapp and have not been read. -That is updateable simply for future version of whastapp -Need work with Marshmallow Android and Nougat Information: for programmer information, samsung galaxy s7 edge, comes with a similar border called Summary Source, and shows you SMS messages or the applications you select, but whatsapp only shows the recipient and not the messages. [login to view URL] its easy its simply