How to Retrieve Data From Firestore with Kotlin ?

Google Firestore Provides No SQL database where we can keep data and it is a flexible, scalable database for mobile, web, and server development from Firebase and Google Cloud Platform.

For more about Google Firestore you can visit on bellow the link https://firebase.google.com/docs/firestore?authuser=0

Your project should be added in your Firebase Project

Add dependencies directly Open your project in android studio Tools>Firebase > Firestore> click on Add Dependencies

MainActivity.kt

var firestore: FirebaseFirestore
firestore = FirebaseFirestore.getInstance()
    firestore.collection("users")
        .get()
        .addOnSuccessListener {
            Toast.makeText(this, "Your first name is ${it.documents.get(0).data?.get("first_name") }  and last name is ${it.documents.get(0).data?.get("last_name") }", Toast.LENGTH_SHORT).show()
        }
        .addOnFailureListener{
            it.printStackTrace()
            Toast.makeText(this, "Failed", Toast.LENGTH_SHORT).show()
        }
}

That’s all , Thank you for reading my article

you can see my project on GitLab

https://gitlab.com/sudishkumar/retrieve-data-from-firebase-kotlin