Credential

public abstract class Credential

import androidx.credentials.Credential
import androidx.credentials.CustomCredential
import androidx.credentials.PasswordCredential
import androidx.credentials.PublicKeyCredential

when (credential) {
    is PublicKeyCredential -> {
        val responseJson = credential.authenticationResponseJson
        val userCredential = fidoAuthenticateWithServer(responseJson)
        loginWithPasskey(userCredential)
    }
    is PasswordCredential -> {
        val userName = credential.id
        val password = credential.password
        loginWithPassword(userName, password)
    }
    is CustomCredential -> {
        // If you are also using any external sign-in libraries, parse them here with the
        // utility functions provided they provided.
        if (credential.type == ExampleCustomCredential.TYPE) {
            try {
                val exampleCustomCredential =
                    ExampleCustomCredential.createFrom(credential.data)
                loginWithExampleCustomCredential(exampleCustomCredential)
            } catch (e: ExampleCustomCredential.ExampleCustomCredentialParsingException) {
                // Unlikely to happen. If it does, you likely need to update the dependency
                // version of your external sign-in library.
                Log.e(TAG, "Failed to parse an ExampleCustomCredential", e)
            }
        } else {
            Log.w(
                TAG,
                "Received unrecognized credential type ${credential.type}. " +
                    "This shouldn't happen",
            )
        }
    }
    else -> {
        Log.w(
            TAG,
            "Received unrecognized credential type ${credential.type}. This shouldn't happen",
        )
    }
}