/*
 * Copyright (C) 2016 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.bluetooth.pbapclient;

import android.accounts.AbstractAccountAuthenticator;
import android.accounts.Account;
import android.accounts.AccountAuthenticatorResponse;
import android.accounts.AccountManager;
import android.accounts.NetworkErrorException;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;

public class Authenticator extends AbstractAccountAuthenticator {
    private static final String TAG = "PbapAuthenticator";
    private static final boolean DBG = Utils.DBG;

    public Authenticator(Context context) {
        super(context);
    }

    // Editing properties is not supported
    @Override
    public Bundle editProperties(AccountAuthenticatorResponse r, String s) {
        if (DBG) Log.d(TAG, "got call", new Exception());
        throw new UnsupportedOperationException();
    }

    // Don't add additional accounts
    @Override
    public Bundle addAccount(AccountAuthenticatorResponse r, String s, String s2, String[] strings,
            Bundle bundle) throws NetworkErrorException {
        if (DBG) Log.d(TAG, "got call", new Exception());
        // Don't allow accounts to be added.
        throw new UnsupportedOperationException();
    }

    // Ignore attempts to confirm credentials
    @Override
    public Bundle confirmCredentials(AccountAuthenticatorResponse r, Account account, Bundle bundle)
            throws NetworkErrorException {
        if (DBG) Log.d(TAG, "got call", new Exception());
        return null;
    }

    // Getting an authentication token is not supported
    @Override
    public Bundle getAuthToken(AccountAuthenticatorResponse r, Account account, String s,
            Bundle bundle) throws NetworkErrorException {
        if (DBG) Log.d(TAG, "got call", new Exception());
        throw new UnsupportedOperationException();
    }

    // Getting a label for the auth token is not supported
    @Override
    public String getAuthTokenLabel(String s) {
        if (DBG) Log.d(TAG, "got call", new Exception());
        return null;
    }

    // Updating user credentials is not supported
    @Override
    public Bundle updateCredentials(AccountAuthenticatorResponse r, Account account, String s,
            Bundle bundle) throws NetworkErrorException {
        if (DBG) Log.d(TAG, "got call", new Exception());
        return null;
    }

    // Checking features for the account is not supported
    @Override
    public Bundle hasFeatures(AccountAuthenticatorResponse r, Account account, String[] strings)
            throws NetworkErrorException {
        if (DBG) Log.d(TAG, "got call", new Exception());

        final Bundle result = new Bundle();
        result.putBoolean(AccountManager.KEY_BOOLEAN_RESULT, false);
        return result;
    }
}