/*
 * Copyright 2014, 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.managedprovisioning.preprovisioning;

import static android.app.admin.DevicePolicyManager.ACTION_START_ENCRYPTION;

import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.PROVISIONING_ENCRYPT_DEVICE_ACTIVITY_TIME_MS;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;

import com.android.managedprovisioning.R;
import com.android.managedprovisioning.common.ProvisionLogger;
import com.android.managedprovisioning.common.SetupGlifLayoutActivity;
import com.android.managedprovisioning.common.Utils;
import com.android.managedprovisioning.model.ProvisioningParams;

import com.google.android.setupdesign.GlifLayout;
import com.google.android.setupdesign.util.DeviceHelper;
/**
 * Activity to ask for permission to activate full-filesystem encryption.
 *
 * Pressing 'settings' will launch settings to prompt the user to encrypt
 * the device.
 */
public class EncryptDeviceActivity extends SetupGlifLayoutActivity {
    private ProvisioningParams mParams;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        mParams = getIntent().getParcelableExtra(ProvisioningParams.EXTRA_PROVISIONING_PARAMS);
        if (mParams == null) {
            ProvisionLogger.loge("Missing params in EncryptDeviceActivity activity");
            getTransitionHelper().finishActivity(this);
            return;
        }

        CharSequence deviceName = DeviceHelper.getDeviceName(getApplicationContext());
        if (getUtils().isProfileOwnerAction(mParams.provisioningAction)) {
            initializeUi(
                    R.string.setup_work_profile,
                    getString(R.string.setup_profile_encryption),
                    getString(R.string.encrypt_device_text_for_profile_owner_setup, deviceName));
        } else if (getUtils().isDeviceOwnerAction(mParams.provisioningAction)) {
            initializeUi(
                    R.string.setup_work_device,
                    getString(R.string.setup_device_encryption, deviceName),
                    getString(R.string.encrypt_device_text_for_device_owner_setup, deviceName));
        } else {
            ProvisionLogger.loge("Unknown provisioning action: " + mParams.provisioningAction);
            getTransitionHelper().finishActivity(this);
        }
    }

    @Override
    protected int getMetricsCategory() {
        return PROVISIONING_ENCRYPT_DEVICE_ACTIVITY_TIME_MS;
    }

    private void initializeUi(int headerRes, String titleRes, String mainTextRes) {
        initializeLayoutParams(R.layout.encrypt_device, headerRes);
        setTitle(titleRes);
        GlifLayout layout = findViewById(R.id.setup_wizard_layout);
        layout.setDescriptionText(mainTextRes);
        Utils.addEncryptButton(layout, (View view) -> {
            getEncryptionController().setEncryptionReminder(mParams);
            // Use settings so user confirms password/pattern and its passed
            // to encryption tool.
            getTransitionHelper().startActivityWithTransition(
                    EncryptDeviceActivity.this, new Intent(ACTION_START_ENCRYPTION));
        });
    }
}