Android Notification APP

I Need create a small app like Gmail ( show messages , read detail message, filter message by date) , that interact with my API rest on python django. The main goal is show messages and notification push on app androrid. The task to do it are next. 1. Create connection with firebase notification cloud and devices. 2. Connect app with my endpoints ( login, read all messages notification) 3. Read notifications push and refresh messages on app 4. Views and fragments a. View login ( allow login with my back end django rest framework) b. View Fragment Drawerlayout ( each option of drawerl layout are a filter of type messages ) c. Each fragment of list message need to have filter by date d. View Fragment detail message ( show all details about alert) 5. Special things to me a. All messages are on I18N b. All code will be change by me, . c. All source are mine. d. The product final is android app to compile on my computer. e. The goal is very simple. f. All endpoints are write on xml class g. To accept final release I need approached your source and architecture h. The patter to create it are model,view,controllers i. All strings need are on xml values We have colors and icons, but please confirm dimensions images and colors that you need to have.