Add a product by scanning it's barcode (note that the product might not be in the DB). This app is a demo for ilustration only, not for commercial usage. No transaction occure within this app! The data (products) given in this app do not presume to ilustrate real pricing or names. for barcode reading purposes the following library was used (thank you for your work!): https://github.com/dm77/barcodescanner this library and some others are Licensed under the Apache License, Version 2.0: http://www.apache.org/licenses/LICENSE-2.0 a link to download the apk: https://drive.google.com/open?id=1fFXw3Si_lalVP58t9R-o9nK9HR5g0Fum example pictures: Login screen: https://drive.google.com/open?id=1Ib4LNHPVFLuvbtrZ_UksBMu2GGF6YfSL Cart screen: https://drive.google.com/open?id=1BImtocYRp67mxa5TTEFBiBzIkPUnSO6J History screen: https://drive.google.com/open?id=1VsgEO3h-wtWBb1e2rMQ2Pj3MSFj54Hft Checkout screen: https://drive.google.com/open?id=1N0h9hwlhvwGkCRT5FVcCISiuOYgS53MG