Logging in with Twitter to an Android App

[EJelvos]

Hello,

I am new to the world of mobile application development,

I am currently developing an app in java using android studio,

what my app should do at first is to be able to log in with my twitter account in the app by pressing a button,

then From that to be able to share or generate tweets within the app. (for the curious ones; alight motion mod apk is app name)

I have been doing research and I found out that this can be done with queries to the twitter api-rest but unfortunately I do not get clear examples (for newbies) of how to do it,

can anyone Could you help or indicate how to use the twitter api to log in and generate content?

Thanks in advance for reading.