Propagate disabled providers to the credential manager UI app

import android.annotation.NonNull;

import android.app.PendingIntent;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.pm.ServiceInfo;

import android.credentials.ui.DisabledProviderData;

import android.credentials.ui.IntentFactory;

import android.credentials.ui.ProviderData;

import android.credentials.ui.RequestInfo;

import android.os.Handler;

import android.os.Looper;

import android.os.ResultReceiver;

import android.service.credentials.CredentialProviderInfo;

import android.util.Log;

import android.util.Slog;

import java.util.ArrayList;

import java.util.Set;

import java.util.UUID;

import java.util.stream.Collectors;

/** Initiates the Credential Manager UI and receives results. */

public class CredentialManagerUi {

    public PendingIntent createPendingIntent(

            RequestInfo requestInfo, ArrayList<ProviderData> providerDataList) {

        Log.i(TAG, "In createPendingIntent");

        Intent intent = IntentFactory.newIntent(requestInfo, providerDataList, new ArrayList<>(),

                mResultReceiver)

        ArrayList<DisabledProviderData> disabledProviderDataList = new ArrayList<>();

        Set<String> enabledProviders = providerDataList.stream()

                .map(ProviderData::getProviderFlattenedComponentName)

                .collect(Collectors.toUnmodifiableSet());

        // TODO("Filter out non user configurable providers")

        Set<String> allProviders =

                CredentialProviderInfo.getAvailableServices(mContext, mUserId).stream()

                .map(CredentialProviderInfo::getServiceInfo)

                .map(ServiceInfo::getComponentName)

                .map(ComponentName::flattenToString)

                .collect(Collectors.toUnmodifiableSet());

        for (String provider: allProviders) {

            if (!enabledProviders.contains(provider)) {

                disabledProviderDataList.add(new DisabledProviderData(provider));

            }

        }

        Intent intent = IntentFactory.newIntent(requestInfo, providerDataList,

                        disabledProviderDataList, mResultReceiver)

                .setAction(UUID.randomUUID().toString());

        //TODO: Create unique pending intent using request code and cancel any pre-existing pending

        // intents