/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.federatedcompute.services.training;

import static android.federatedcompute.common.ClientConstants.STATUS_INTERNAL_ERROR;
import static android.federatedcompute.common.ClientConstants.STATUS_SUCCESS;

import android.federatedcompute.ResultHandlingService;
import android.federatedcompute.common.ClientConstants;
import android.federatedcompute.common.ExampleConsumption;
import android.os.Bundle;
import android.util.Log;

import java.util.ArrayList;
import java.util.function.Consumer;

/** A simple implementation of {@link ResultHandlingService}. */
public class SampleResultHandlingService extends ResultHandlingService {
    private static final String TAG = "SampleResultHandlingService";

    public void handleResult(Bundle params, Consumer<Integer> callback) {
        Log.i(
                TAG,
                "Handling result for population: "
                        + params.getString(ClientConstants.EXTRA_POPULATION_NAME));
        ArrayList<ExampleConsumption> exampleConsumptionList =
                params.getParcelableArrayList(
                        ClientConstants.EXTRA_EXAMPLE_CONSUMPTION_LIST, ExampleConsumption.class);
        if (exampleConsumptionList.isEmpty()) {
            callback.accept(STATUS_INTERNAL_ERROR);
            return;
        }
        callback.accept(STATUS_SUCCESS);
    }
}